2 * Mesa 3-D graphics library
4 * Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
5 * Copyright (C) 2009 VMware, Inc. All Rights Reserved.
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the "Software"),
9 * to deal in the Software without restriction, including without limitation
10 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
11 * and/or sell copies of the Software, and to permit persons to whom the
12 * Software is furnished to do so, subject to the following conditions:
14 * The above copyright notice and this permission notice shall be included
15 * in all copies or substantial portions of the Software.
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
21 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
22 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
23 * OTHER DEALINGS IN THE SOFTWARE.
29 * Texture image-related functions.
34 #include "bufferobj.h"
38 #include "framebuffer.h"
44 #include "multisample.h"
45 #include "pixelstore.h"
47 #include "texcompress.h"
48 #include "texcompress_cpal.h"
52 #include "texstorage.h"
53 #include "textureview.h"
55 #include "glformats.h"
61 * State changes which we care about for glCopyTex[Sub]Image() calls.
62 * In particular, we care about pixel transfer state and buffer state
63 * (such as glReadBuffer to make sure we read from the right renderbuffer).
65 #define NEW_COPY_TEX_STATE (_NEW_BUFFERS | _NEW_PIXEL)
68 * Returns a corresponding internal floating point format for a given base
69 * format as specifed by OES_texture_float. In case of GL_FLOAT, the internal
70 * format needs to be a 32 bit component and in case of GL_HALF_FLOAT_OES it
71 * needs to be a 16 bit component.
73 * For example, given base format GL_RGBA, type GL_FLOAT return GL_RGBA32F_ARB.
76 adjust_for_oes_float_texture(const struct gl_context
*ctx
,
77 GLenum format
, GLenum type
)
81 if (ctx
->Extensions
.OES_texture_float
) {
88 return GL_ALPHA32F_ARB
;
90 return GL_LUMINANCE32F_ARB
;
91 case GL_LUMINANCE_ALPHA
:
92 return GL_LUMINANCE_ALPHA32F_ARB
;
99 case GL_HALF_FLOAT_OES
:
100 if (ctx
->Extensions
.OES_texture_half_float
) {
107 return GL_ALPHA16F_ARB
;
109 return GL_LUMINANCE16F_ARB
;
110 case GL_LUMINANCE_ALPHA
:
111 return GL_LUMINANCE_ALPHA16F_ARB
;
126 * Returns a corresponding base format for a given internal floating point
127 * format as specifed by OES_texture_float.
130 oes_float_internal_format(const struct gl_context
*ctx
,
131 GLenum format
, GLenum type
)
135 if (ctx
->Extensions
.OES_texture_float
) {
141 case GL_ALPHA32F_ARB
:
143 case GL_LUMINANCE32F_ARB
:
145 case GL_LUMINANCE_ALPHA32F_ARB
:
146 return GL_LUMINANCE_ALPHA
;
153 case GL_HALF_FLOAT_OES
:
154 if (ctx
->Extensions
.OES_texture_half_float
) {
160 case GL_ALPHA16F_ARB
:
162 case GL_LUMINANCE16F_ARB
:
164 case GL_LUMINANCE_ALPHA16F_ARB
:
165 return GL_LUMINANCE_ALPHA
;
177 * Install gl_texture_image in a gl_texture_object according to the target
178 * and level parameters.
180 * \param tObj texture object.
181 * \param target texture target.
182 * \param level image level.
183 * \param texImage texture image.
186 set_tex_image(struct gl_texture_object
*tObj
,
187 GLenum target
, GLint level
,
188 struct gl_texture_image
*texImage
)
190 const GLuint face
= _mesa_tex_target_to_face(target
);
194 if (target
== GL_TEXTURE_RECTANGLE_NV
|| target
== GL_TEXTURE_EXTERNAL_OES
)
197 tObj
->Image
[face
][level
] = texImage
;
199 /* Set the 'back' pointer */
200 texImage
->TexObject
= tObj
;
201 texImage
->Level
= level
;
202 texImage
->Face
= face
;
207 * Free a gl_texture_image and associated data.
208 * This function is a fallback called via ctx->Driver.DeleteTextureImage().
210 * \param texImage texture image.
212 * Free the texture image structure and the associated image data.
215 _mesa_delete_texture_image(struct gl_context
*ctx
,
216 struct gl_texture_image
*texImage
)
218 /* Free texImage->Data and/or any other driver-specific texture
221 assert(ctx
->Driver
.FreeTextureImageBuffer
);
222 ctx
->Driver
.FreeTextureImageBuffer( ctx
, texImage
);
228 * Test if a target is a proxy target.
230 * \param target texture target.
232 * \return GL_TRUE if the target is a proxy target, GL_FALSE otherwise.
235 _mesa_is_proxy_texture(GLenum target
)
238 static const GLenum targets
[] = {
242 GL_PROXY_TEXTURE_CUBE_MAP
,
243 GL_PROXY_TEXTURE_RECTANGLE
,
244 GL_PROXY_TEXTURE_1D_ARRAY
,
245 GL_PROXY_TEXTURE_2D_ARRAY
,
246 GL_PROXY_TEXTURE_CUBE_MAP_ARRAY
,
247 GL_PROXY_TEXTURE_2D_MULTISAMPLE
,
248 GL_PROXY_TEXTURE_2D_MULTISAMPLE_ARRAY
251 * NUM_TEXTURE_TARGETS should match number of terms above, except there's no
252 * proxy for GL_TEXTURE_BUFFER and GL_TEXTURE_EXTERNAL_OES.
254 STATIC_ASSERT(NUM_TEXTURE_TARGETS
== ARRAY_SIZE(targets
) + 2);
256 for (i
= 0; i
< ARRAY_SIZE(targets
); ++i
)
257 if (target
== targets
[i
])
264 * Test if a target is an array target.
266 * \param target texture target.
268 * \return true if the target is an array target, false otherwise.
271 _mesa_is_array_texture(GLenum target
)
274 case GL_TEXTURE_1D_ARRAY
:
275 case GL_TEXTURE_2D_ARRAY
:
276 case GL_TEXTURE_CUBE_MAP_ARRAY
:
277 case GL_TEXTURE_2D_MULTISAMPLE_ARRAY
:
285 * Test if a target is a cube map.
287 * \param target texture target.
289 * \return true if the target is a cube map, false otherwise.
292 _mesa_is_cube_map_texture(GLenum target
)
295 case GL_TEXTURE_CUBE_MAP
:
296 case GL_TEXTURE_CUBE_MAP_ARRAY
:
304 * Return the proxy target which corresponds to the given texture target
307 proxy_target(GLenum target
)
311 case GL_PROXY_TEXTURE_1D
:
312 return GL_PROXY_TEXTURE_1D
;
314 case GL_PROXY_TEXTURE_2D
:
315 return GL_PROXY_TEXTURE_2D
;
317 case GL_PROXY_TEXTURE_3D
:
318 return GL_PROXY_TEXTURE_3D
;
319 case GL_TEXTURE_CUBE_MAP_POSITIVE_X
:
320 case GL_TEXTURE_CUBE_MAP_NEGATIVE_X
:
321 case GL_TEXTURE_CUBE_MAP_POSITIVE_Y
:
322 case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y
:
323 case GL_TEXTURE_CUBE_MAP_POSITIVE_Z
:
324 case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z
:
325 case GL_TEXTURE_CUBE_MAP
:
326 case GL_PROXY_TEXTURE_CUBE_MAP
:
327 return GL_PROXY_TEXTURE_CUBE_MAP
;
328 case GL_TEXTURE_RECTANGLE_NV
:
329 case GL_PROXY_TEXTURE_RECTANGLE_NV
:
330 return GL_PROXY_TEXTURE_RECTANGLE_NV
;
331 case GL_TEXTURE_1D_ARRAY_EXT
:
332 case GL_PROXY_TEXTURE_1D_ARRAY_EXT
:
333 return GL_PROXY_TEXTURE_1D_ARRAY_EXT
;
334 case GL_TEXTURE_2D_ARRAY_EXT
:
335 case GL_PROXY_TEXTURE_2D_ARRAY_EXT
:
336 return GL_PROXY_TEXTURE_2D_ARRAY_EXT
;
337 case GL_TEXTURE_CUBE_MAP_ARRAY
:
338 case GL_PROXY_TEXTURE_CUBE_MAP_ARRAY
:
339 return GL_PROXY_TEXTURE_CUBE_MAP_ARRAY
;
340 case GL_TEXTURE_2D_MULTISAMPLE
:
341 case GL_PROXY_TEXTURE_2D_MULTISAMPLE
:
342 return GL_PROXY_TEXTURE_2D_MULTISAMPLE
;
343 case GL_TEXTURE_2D_MULTISAMPLE_ARRAY
:
344 case GL_PROXY_TEXTURE_2D_MULTISAMPLE_ARRAY
:
345 return GL_PROXY_TEXTURE_2D_MULTISAMPLE_ARRAY
;
347 _mesa_problem(NULL
, "unexpected target in proxy_target()");
356 * Get a texture image pointer from a texture object, given a texture
357 * target and mipmap level. The target and level parameters should
358 * have already been error-checked.
360 * \param texObj texture unit.
361 * \param target texture target.
362 * \param level image level.
364 * \return pointer to the texture image structure, or NULL on failure.
366 struct gl_texture_image
*
367 _mesa_select_tex_image(const struct gl_texture_object
*texObj
,
368 GLenum target
, GLint level
)
370 const GLuint face
= _mesa_tex_target_to_face(target
);
374 assert(level
< MAX_TEXTURE_LEVELS
);
376 return texObj
->Image
[face
][level
];
381 * Like _mesa_select_tex_image() but if the image doesn't exist, allocate
382 * it and install it. Only return NULL if passed a bad parameter or run
385 struct gl_texture_image
*
386 _mesa_get_tex_image(struct gl_context
*ctx
, struct gl_texture_object
*texObj
,
387 GLenum target
, GLint level
)
389 struct gl_texture_image
*texImage
;
394 texImage
= _mesa_select_tex_image(texObj
, target
, level
);
396 texImage
= ctx
->Driver
.NewTextureImage(ctx
);
398 _mesa_error(ctx
, GL_OUT_OF_MEMORY
, "texture image allocation");
402 set_tex_image(texObj
, target
, level
, texImage
);
410 * Return pointer to the specified proxy texture image.
411 * Note that proxy textures are per-context, not per-texture unit.
412 * \return pointer to texture image or NULL if invalid target, invalid
413 * level, or out of memory.
415 static struct gl_texture_image
*
416 get_proxy_tex_image(struct gl_context
*ctx
, GLenum target
, GLint level
)
418 struct gl_texture_image
*texImage
;
425 case GL_PROXY_TEXTURE_1D
:
426 texIndex
= TEXTURE_1D_INDEX
;
428 case GL_PROXY_TEXTURE_2D
:
429 texIndex
= TEXTURE_2D_INDEX
;
431 case GL_PROXY_TEXTURE_3D
:
432 texIndex
= TEXTURE_3D_INDEX
;
434 case GL_PROXY_TEXTURE_CUBE_MAP
:
435 texIndex
= TEXTURE_CUBE_INDEX
;
437 case GL_PROXY_TEXTURE_RECTANGLE_NV
:
440 texIndex
= TEXTURE_RECT_INDEX
;
442 case GL_PROXY_TEXTURE_1D_ARRAY_EXT
:
443 texIndex
= TEXTURE_1D_ARRAY_INDEX
;
445 case GL_PROXY_TEXTURE_2D_ARRAY_EXT
:
446 texIndex
= TEXTURE_2D_ARRAY_INDEX
;
448 case GL_PROXY_TEXTURE_CUBE_MAP_ARRAY
:
449 texIndex
= TEXTURE_CUBE_ARRAY_INDEX
;
451 case GL_PROXY_TEXTURE_2D_MULTISAMPLE
:
452 texIndex
= TEXTURE_2D_MULTISAMPLE_INDEX
;
454 case GL_PROXY_TEXTURE_2D_MULTISAMPLE_ARRAY
:
455 texIndex
= TEXTURE_2D_MULTISAMPLE_ARRAY_INDEX
;
461 texImage
= ctx
->Texture
.ProxyTex
[texIndex
]->Image
[0][level
];
463 texImage
= ctx
->Driver
.NewTextureImage(ctx
);
465 _mesa_error(ctx
, GL_OUT_OF_MEMORY
, "proxy texture allocation");
468 ctx
->Texture
.ProxyTex
[texIndex
]->Image
[0][level
] = texImage
;
469 /* Set the 'back' pointer */
470 texImage
->TexObject
= ctx
->Texture
.ProxyTex
[texIndex
];
477 * Get the maximum number of allowed mipmap levels.
479 * \param ctx GL context.
480 * \param target texture target.
482 * \return the maximum number of allowed mipmap levels for the given
483 * texture target, or zero if passed a bad target.
488 _mesa_max_texture_levels(const struct gl_context
*ctx
, GLenum target
)
492 case GL_PROXY_TEXTURE_1D
:
494 case GL_PROXY_TEXTURE_2D
:
495 return ffs(util_next_power_of_two(ctx
->Const
.MaxTextureSize
));
497 case GL_PROXY_TEXTURE_3D
:
498 return ctx
->Const
.Max3DTextureLevels
;
499 case GL_TEXTURE_CUBE_MAP
:
500 case GL_TEXTURE_CUBE_MAP_POSITIVE_X
:
501 case GL_TEXTURE_CUBE_MAP_NEGATIVE_X
:
502 case GL_TEXTURE_CUBE_MAP_POSITIVE_Y
:
503 case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y
:
504 case GL_TEXTURE_CUBE_MAP_POSITIVE_Z
:
505 case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z
:
506 case GL_PROXY_TEXTURE_CUBE_MAP
:
507 return ctx
->Extensions
.ARB_texture_cube_map
508 ? ctx
->Const
.MaxCubeTextureLevels
: 0;
509 case GL_TEXTURE_RECTANGLE_NV
:
510 case GL_PROXY_TEXTURE_RECTANGLE_NV
:
511 return ctx
->Extensions
.NV_texture_rectangle
? 1 : 0;
512 case GL_TEXTURE_1D_ARRAY_EXT
:
513 case GL_PROXY_TEXTURE_1D_ARRAY_EXT
:
514 case GL_TEXTURE_2D_ARRAY_EXT
:
515 case GL_PROXY_TEXTURE_2D_ARRAY_EXT
:
516 return ctx
->Extensions
.EXT_texture_array
517 ? ffs(util_next_power_of_two(ctx
->Const
.MaxTextureSize
)) : 0;
518 case GL_TEXTURE_CUBE_MAP_ARRAY
:
519 case GL_PROXY_TEXTURE_CUBE_MAP_ARRAY
:
520 return _mesa_has_texture_cube_map_array(ctx
)
521 ? ctx
->Const
.MaxCubeTextureLevels
: 0;
522 case GL_TEXTURE_BUFFER
:
523 return (_mesa_has_ARB_texture_buffer_object(ctx
) ||
524 _mesa_has_OES_texture_buffer(ctx
)) ? 1 : 0;
525 case GL_TEXTURE_2D_MULTISAMPLE
:
526 case GL_PROXY_TEXTURE_2D_MULTISAMPLE
:
527 case GL_TEXTURE_2D_MULTISAMPLE_ARRAY
:
528 case GL_PROXY_TEXTURE_2D_MULTISAMPLE_ARRAY
:
529 return (_mesa_is_desktop_gl(ctx
) || _mesa_is_gles31(ctx
))
530 && ctx
->Extensions
.ARB_texture_multisample
532 case GL_TEXTURE_EXTERNAL_OES
:
533 return _mesa_has_OES_EGL_image_external(ctx
) ? 1 : 0;
535 return 0; /* bad target */
541 * Return number of dimensions per mipmap level for the given texture target.
544 _mesa_get_texture_dimensions(GLenum target
)
548 case GL_PROXY_TEXTURE_1D
:
551 case GL_TEXTURE_RECTANGLE
:
552 case GL_TEXTURE_CUBE_MAP
:
553 case GL_PROXY_TEXTURE_2D
:
554 case GL_PROXY_TEXTURE_RECTANGLE
:
555 case GL_PROXY_TEXTURE_CUBE_MAP
:
556 case GL_TEXTURE_CUBE_MAP_POSITIVE_X
:
557 case GL_TEXTURE_CUBE_MAP_NEGATIVE_X
:
558 case GL_TEXTURE_CUBE_MAP_POSITIVE_Y
:
559 case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y
:
560 case GL_TEXTURE_CUBE_MAP_POSITIVE_Z
:
561 case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z
:
562 case GL_TEXTURE_1D_ARRAY
:
563 case GL_PROXY_TEXTURE_1D_ARRAY
:
564 case GL_TEXTURE_EXTERNAL_OES
:
565 case GL_TEXTURE_2D_MULTISAMPLE
:
566 case GL_PROXY_TEXTURE_2D_MULTISAMPLE
:
569 case GL_PROXY_TEXTURE_3D
:
570 case GL_TEXTURE_2D_ARRAY
:
571 case GL_PROXY_TEXTURE_2D_ARRAY
:
572 case GL_TEXTURE_CUBE_MAP_ARRAY
:
573 case GL_PROXY_TEXTURE_CUBE_MAP_ARRAY
:
574 case GL_TEXTURE_2D_MULTISAMPLE_ARRAY
:
575 case GL_PROXY_TEXTURE_2D_MULTISAMPLE_ARRAY
:
577 case GL_TEXTURE_BUFFER
:
580 _mesa_problem(NULL
, "invalid target 0x%x in get_texture_dimensions()",
588 * Check if a texture target can have more than one layer.
591 _mesa_tex_target_is_layered(GLenum target
)
595 case GL_PROXY_TEXTURE_1D
:
597 case GL_PROXY_TEXTURE_2D
:
598 case GL_TEXTURE_RECTANGLE
:
599 case GL_PROXY_TEXTURE_RECTANGLE
:
600 case GL_TEXTURE_2D_MULTISAMPLE
:
601 case GL_PROXY_TEXTURE_2D_MULTISAMPLE
:
602 case GL_TEXTURE_BUFFER
:
603 case GL_TEXTURE_CUBE_MAP_POSITIVE_X
:
604 case GL_TEXTURE_CUBE_MAP_NEGATIVE_X
:
605 case GL_TEXTURE_CUBE_MAP_POSITIVE_Y
:
606 case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y
:
607 case GL_TEXTURE_CUBE_MAP_POSITIVE_Z
:
608 case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z
:
609 case GL_TEXTURE_EXTERNAL_OES
:
613 case GL_PROXY_TEXTURE_3D
:
614 case GL_TEXTURE_CUBE_MAP
:
615 case GL_PROXY_TEXTURE_CUBE_MAP
:
616 case GL_TEXTURE_1D_ARRAY
:
617 case GL_PROXY_TEXTURE_1D_ARRAY
:
618 case GL_TEXTURE_2D_ARRAY
:
619 case GL_PROXY_TEXTURE_2D_ARRAY
:
620 case GL_TEXTURE_CUBE_MAP_ARRAY
:
621 case GL_PROXY_TEXTURE_CUBE_MAP_ARRAY
:
622 case GL_TEXTURE_2D_MULTISAMPLE_ARRAY
:
623 case GL_PROXY_TEXTURE_2D_MULTISAMPLE_ARRAY
:
627 assert(!"Invalid texture target.");
634 * Return the number of layers present in the given level of an array,
635 * cubemap or 3D texture. If the texture is not layered return zero.
638 _mesa_get_texture_layers(const struct gl_texture_object
*texObj
, GLint level
)
640 assert(level
>= 0 && level
< MAX_TEXTURE_LEVELS
);
642 switch (texObj
->Target
) {
645 case GL_TEXTURE_RECTANGLE
:
646 case GL_TEXTURE_2D_MULTISAMPLE
:
647 case GL_TEXTURE_BUFFER
:
648 case GL_TEXTURE_EXTERNAL_OES
:
651 case GL_TEXTURE_CUBE_MAP
:
654 case GL_TEXTURE_1D_ARRAY
: {
655 struct gl_texture_image
*img
= texObj
->Image
[0][level
];
656 return img
? img
->Height
: 0;
660 case GL_TEXTURE_2D_ARRAY
:
661 case GL_TEXTURE_CUBE_MAP_ARRAY
:
662 case GL_TEXTURE_2D_MULTISAMPLE_ARRAY
: {
663 struct gl_texture_image
*img
= texObj
->Image
[0][level
];
664 return img
? img
->Depth
: 0;
668 assert(!"Invalid texture target.");
675 * Return the maximum number of mipmap levels for the given target
676 * and the dimensions.
677 * The dimensions are expected not to include the border.
680 _mesa_get_tex_max_num_levels(GLenum target
, GLsizei width
, GLsizei height
,
687 case GL_TEXTURE_1D_ARRAY
:
688 case GL_PROXY_TEXTURE_1D
:
689 case GL_PROXY_TEXTURE_1D_ARRAY
:
692 case GL_TEXTURE_CUBE_MAP
:
693 case GL_TEXTURE_CUBE_MAP_ARRAY
:
694 case GL_PROXY_TEXTURE_CUBE_MAP
:
695 case GL_PROXY_TEXTURE_CUBE_MAP_ARRAY
:
699 case GL_TEXTURE_2D_ARRAY
:
700 case GL_PROXY_TEXTURE_2D
:
701 case GL_PROXY_TEXTURE_2D_ARRAY
:
702 size
= MAX2(width
, height
);
705 case GL_PROXY_TEXTURE_3D
:
706 size
= MAX3(width
, height
, depth
);
708 case GL_TEXTURE_RECTANGLE
:
709 case GL_TEXTURE_EXTERNAL_OES
:
710 case GL_TEXTURE_2D_MULTISAMPLE
:
711 case GL_TEXTURE_2D_MULTISAMPLE_ARRAY
:
712 case GL_PROXY_TEXTURE_RECTANGLE
:
713 case GL_PROXY_TEXTURE_2D_MULTISAMPLE
:
714 case GL_PROXY_TEXTURE_2D_MULTISAMPLE_ARRAY
:
721 return _mesa_logbase2(size
) + 1;
725 #if 000 /* not used anymore */
727 * glTexImage[123]D can accept a NULL image pointer. In this case we
728 * create a texture image with unspecified image contents per the OpenGL
732 make_null_texture(GLint width
, GLint height
, GLint depth
, GLenum format
)
734 const GLint components
= _mesa_components_in_format(format
);
735 const GLint numPixels
= width
* height
* depth
;
736 GLubyte
*data
= (GLubyte
*) malloc(numPixels
* components
* sizeof(GLubyte
));
740 * Let's see if anyone finds this. If glTexImage2D() is called with
741 * a NULL image pointer then load the texture image with something
742 * interesting instead of leaving it indeterminate.
745 static const char message
[8][32] = {
749 " X X XXXX XXX XXXXX ",
752 " X X XXXXX XXX X X ",
756 GLubyte
*imgPtr
= data
;
758 for (h
= 0; h
< depth
; h
++) {
759 for (i
= 0; i
< height
; i
++) {
760 GLint srcRow
= 7 - (i
% 8);
761 for (j
= 0; j
< width
; j
++) {
762 GLint srcCol
= j
% 32;
763 GLubyte texel
= (message
[srcRow
][srcCol
]=='X') ? 255 : 70;
764 for (k
= 0; k
< components
; k
++) {
780 * Set the size and format-related fields of a gl_texture_image struct
781 * to zero. This is used when a proxy texture test fails.
784 clear_teximage_fields(struct gl_texture_image
*img
)
787 img
->_BaseFormat
= 0;
788 img
->InternalFormat
= 0;
799 img
->TexFormat
= MESA_FORMAT_NONE
;
801 img
->FixedSampleLocations
= GL_TRUE
;
806 * Initialize basic fields of the gl_texture_image struct.
808 * \param ctx GL context.
809 * \param img texture image structure to be initialized.
810 * \param width image width.
811 * \param height image height.
812 * \param depth image depth.
813 * \param border image border.
814 * \param internalFormat internal format.
815 * \param format the actual hardware format (one of MESA_FORMAT_*)
816 * \param numSamples number of samples per texel, or zero for non-MS.
817 * \param fixedSampleLocations are sample locations fixed?
819 * Fills in the fields of \p img with the given information.
820 * Note: width, height and depth include the border.
823 _mesa_init_teximage_fields_ms(struct gl_context
*ctx
,
824 struct gl_texture_image
*img
,
825 GLsizei width
, GLsizei height
, GLsizei depth
,
826 GLint border
, GLenum internalFormat
,
828 GLuint numSamples
, GLboolean fixedSampleLocations
)
830 const GLint base_format
=_mesa_base_tex_format(ctx
, internalFormat
);
837 target
= img
->TexObject
->Target
;
838 assert(base_format
!= -1);
839 img
->_BaseFormat
= (GLenum16
)base_format
;
840 img
->InternalFormat
= internalFormat
;
841 img
->Border
= border
;
843 img
->Height
= height
;
846 img
->Width2
= width
- 2 * border
; /* == 1 << img->WidthLog2; */
847 img
->WidthLog2
= _mesa_logbase2(img
->Width2
);
851 case GL_TEXTURE_BUFFER
:
852 case GL_PROXY_TEXTURE_1D
:
864 case GL_TEXTURE_1D_ARRAY
:
865 case GL_PROXY_TEXTURE_1D_ARRAY
:
866 img
->Height2
= height
; /* no border */
867 img
->HeightLog2
= 0; /* not used */
875 case GL_TEXTURE_RECTANGLE
:
876 case GL_TEXTURE_CUBE_MAP
:
877 case GL_TEXTURE_CUBE_MAP_POSITIVE_X
:
878 case GL_TEXTURE_CUBE_MAP_NEGATIVE_X
:
879 case GL_TEXTURE_CUBE_MAP_POSITIVE_Y
:
880 case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y
:
881 case GL_TEXTURE_CUBE_MAP_POSITIVE_Z
:
882 case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z
:
883 case GL_TEXTURE_EXTERNAL_OES
:
884 case GL_PROXY_TEXTURE_2D
:
885 case GL_PROXY_TEXTURE_RECTANGLE
:
886 case GL_PROXY_TEXTURE_CUBE_MAP
:
887 case GL_TEXTURE_2D_MULTISAMPLE
:
888 case GL_PROXY_TEXTURE_2D_MULTISAMPLE
:
889 img
->Height2
= height
- 2 * border
; /* == 1 << img->HeightLog2; */
890 img
->HeightLog2
= _mesa_logbase2(img
->Height2
);
897 case GL_TEXTURE_2D_ARRAY
:
898 case GL_PROXY_TEXTURE_2D_ARRAY
:
899 case GL_TEXTURE_CUBE_MAP_ARRAY
:
900 case GL_PROXY_TEXTURE_CUBE_MAP_ARRAY
:
901 case GL_TEXTURE_2D_MULTISAMPLE_ARRAY
:
902 case GL_PROXY_TEXTURE_2D_MULTISAMPLE_ARRAY
:
903 img
->Height2
= height
- 2 * border
; /* == 1 << img->HeightLog2; */
904 img
->HeightLog2
= _mesa_logbase2(img
->Height2
);
905 img
->Depth2
= depth
; /* no border */
906 img
->DepthLog2
= 0; /* not used */
909 case GL_PROXY_TEXTURE_3D
:
910 img
->Height2
= height
- 2 * border
; /* == 1 << img->HeightLog2; */
911 img
->HeightLog2
= _mesa_logbase2(img
->Height2
);
912 img
->Depth2
= depth
- 2 * border
; /* == 1 << img->DepthLog2; */
913 img
->DepthLog2
= _mesa_logbase2(img
->Depth2
);
916 _mesa_problem(NULL
, "invalid target 0x%x in _mesa_init_teximage_fields()",
921 _mesa_get_tex_max_num_levels(target
,
922 img
->Width2
, img
->Height2
, img
->Depth2
);
923 img
->TexFormat
= format
;
924 img
->NumSamples
= numSamples
;
925 img
->FixedSampleLocations
= fixedSampleLocations
;
930 _mesa_init_teximage_fields(struct gl_context
*ctx
,
931 struct gl_texture_image
*img
,
932 GLsizei width
, GLsizei height
, GLsizei depth
,
933 GLint border
, GLenum internalFormat
,
936 _mesa_init_teximage_fields_ms(ctx
, img
, width
, height
, depth
, border
,
937 internalFormat
, format
, 0, GL_TRUE
);
942 * Free and clear fields of the gl_texture_image struct.
944 * \param ctx GL context.
945 * \param texImage texture image structure to be cleared.
947 * After the call, \p texImage will have no data associated with it. Its
948 * fields are cleared so that its parent object will test incomplete.
951 _mesa_clear_texture_image(struct gl_context
*ctx
,
952 struct gl_texture_image
*texImage
)
954 ctx
->Driver
.FreeTextureImageBuffer(ctx
, texImage
);
955 clear_teximage_fields(texImage
);
960 * Check the width, height, depth and border of a texture image are legal.
961 * Used by all the glTexImage, glCompressedTexImage and glCopyTexImage
963 * The target and level parameters will have already been validated.
964 * \return GL_TRUE if size is OK, GL_FALSE otherwise.
967 _mesa_legal_texture_dimensions(struct gl_context
*ctx
, GLenum target
,
968 GLint level
, GLint width
, GLint height
,
969 GLint depth
, GLint border
)
975 case GL_PROXY_TEXTURE_1D
:
976 maxSize
= ctx
->Const
.MaxTextureSize
>> level
;
977 if (width
< 2 * border
|| width
> 2 * border
+ maxSize
)
979 if (!ctx
->Extensions
.ARB_texture_non_power_of_two
) {
980 if (width
> 0 && !_mesa_is_pow_two(width
- 2 * border
))
986 case GL_PROXY_TEXTURE_2D
:
987 case GL_TEXTURE_2D_MULTISAMPLE
:
988 case GL_PROXY_TEXTURE_2D_MULTISAMPLE
:
989 maxSize
= ctx
->Const
.MaxTextureSize
>> level
;
990 if (width
< 2 * border
|| width
> 2 * border
+ maxSize
)
992 if (height
< 2 * border
|| height
> 2 * border
+ maxSize
)
994 if (!ctx
->Extensions
.ARB_texture_non_power_of_two
) {
995 if (width
> 0 && !_mesa_is_pow_two(width
- 2 * border
))
997 if (height
> 0 && !_mesa_is_pow_two(height
- 2 * border
))
1003 case GL_PROXY_TEXTURE_3D
:
1004 maxSize
= 1 << (ctx
->Const
.Max3DTextureLevels
- 1);
1006 if (width
< 2 * border
|| width
> 2 * border
+ maxSize
)
1008 if (height
< 2 * border
|| height
> 2 * border
+ maxSize
)
1010 if (depth
< 2 * border
|| depth
> 2 * border
+ maxSize
)
1012 if (!ctx
->Extensions
.ARB_texture_non_power_of_two
) {
1013 if (width
> 0 && !_mesa_is_pow_two(width
- 2 * border
))
1015 if (height
> 0 && !_mesa_is_pow_two(height
- 2 * border
))
1017 if (depth
> 0 && !_mesa_is_pow_two(depth
- 2 * border
))
1022 case GL_TEXTURE_RECTANGLE_NV
:
1023 case GL_PROXY_TEXTURE_RECTANGLE_NV
:
1026 maxSize
= ctx
->Const
.MaxTextureRectSize
;
1027 if (width
< 0 || width
> maxSize
)
1029 if (height
< 0 || height
> maxSize
)
1033 case GL_TEXTURE_CUBE_MAP
:
1034 case GL_TEXTURE_CUBE_MAP_POSITIVE_X
:
1035 case GL_TEXTURE_CUBE_MAP_NEGATIVE_X
:
1036 case GL_TEXTURE_CUBE_MAP_POSITIVE_Y
:
1037 case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y
:
1038 case GL_TEXTURE_CUBE_MAP_POSITIVE_Z
:
1039 case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z
:
1040 case GL_PROXY_TEXTURE_CUBE_MAP
:
1041 maxSize
= 1 << (ctx
->Const
.MaxCubeTextureLevels
- 1);
1043 if (width
!= height
)
1045 if (width
< 2 * border
|| width
> 2 * border
+ maxSize
)
1047 if (height
< 2 * border
|| height
> 2 * border
+ maxSize
)
1049 if (!ctx
->Extensions
.ARB_texture_non_power_of_two
) {
1050 if (width
> 0 && !_mesa_is_pow_two(width
- 2 * border
))
1052 if (height
> 0 && !_mesa_is_pow_two(height
- 2 * border
))
1057 case GL_TEXTURE_1D_ARRAY_EXT
:
1058 case GL_PROXY_TEXTURE_1D_ARRAY_EXT
:
1059 maxSize
= ctx
->Const
.MaxTextureSize
>> level
;
1060 if (width
< 2 * border
|| width
> 2 * border
+ maxSize
)
1062 if (height
< 0 || height
> ctx
->Const
.MaxArrayTextureLayers
)
1064 if (!ctx
->Extensions
.ARB_texture_non_power_of_two
) {
1065 if (width
> 0 && !_mesa_is_pow_two(width
- 2 * border
))
1070 case GL_TEXTURE_2D_ARRAY_EXT
:
1071 case GL_PROXY_TEXTURE_2D_ARRAY_EXT
:
1072 case GL_TEXTURE_2D_MULTISAMPLE_ARRAY
:
1073 case GL_PROXY_TEXTURE_2D_MULTISAMPLE_ARRAY
:
1074 maxSize
= ctx
->Const
.MaxTextureSize
>> level
;
1075 if (width
< 2 * border
|| width
> 2 * border
+ maxSize
)
1077 if (height
< 2 * border
|| height
> 2 * border
+ maxSize
)
1079 if (depth
< 0 || depth
> ctx
->Const
.MaxArrayTextureLayers
)
1081 if (!ctx
->Extensions
.ARB_texture_non_power_of_two
) {
1082 if (width
> 0 && !_mesa_is_pow_two(width
- 2 * border
))
1084 if (height
> 0 && !_mesa_is_pow_two(height
- 2 * border
))
1089 case GL_TEXTURE_CUBE_MAP_ARRAY
:
1090 case GL_PROXY_TEXTURE_CUBE_MAP_ARRAY
:
1091 maxSize
= 1 << (ctx
->Const
.MaxCubeTextureLevels
- 1);
1092 if (width
< 2 * border
|| width
> 2 * border
+ maxSize
)
1094 if (height
< 2 * border
|| height
> 2 * border
+ maxSize
)
1096 if (depth
< 0 || depth
> ctx
->Const
.MaxArrayTextureLayers
|| depth
% 6)
1098 if (width
!= height
)
1100 if (level
>= ctx
->Const
.MaxCubeTextureLevels
)
1102 if (!ctx
->Extensions
.ARB_texture_non_power_of_two
) {
1103 if (width
> 0 && !_mesa_is_pow_two(width
- 2 * border
))
1105 if (height
> 0 && !_mesa_is_pow_two(height
- 2 * border
))
1110 _mesa_problem(ctx
, "Invalid target in _mesa_legal_texture_dimensions()");
1116 error_check_subtexture_negative_dimensions(struct gl_context
*ctx
,
1125 _mesa_error(ctx
, GL_INVALID_VALUE
, "%s(width=%d)", func
, subWidth
);
1129 if (dims
> 1 && subHeight
< 0) {
1130 _mesa_error(ctx
, GL_INVALID_VALUE
, "%s(height=%d)", func
, subHeight
);
1134 if (dims
> 2 && subDepth
< 0) {
1135 _mesa_error(ctx
, GL_INVALID_VALUE
, "%s(depth=%d)", func
, subDepth
);
1143 * Do error checking of xoffset, yoffset, zoffset, width, height and depth
1144 * for glTexSubImage, glCopyTexSubImage and glCompressedTexSubImage.
1145 * \param destImage the destination texture image.
1146 * \return GL_TRUE if error found, GL_FALSE otherwise.
1149 error_check_subtexture_dimensions(struct gl_context
*ctx
, GLuint dims
,
1150 const struct gl_texture_image
*destImage
,
1151 GLint xoffset
, GLint yoffset
, GLint zoffset
,
1152 GLsizei subWidth
, GLsizei subHeight
,
1153 GLsizei subDepth
, const char *func
)
1155 const GLenum target
= destImage
->TexObject
->Target
;
1158 /* check xoffset and width */
1159 if (xoffset
< - (GLint
) destImage
->Border
) {
1160 _mesa_error(ctx
, GL_INVALID_VALUE
, "%s(xoffset)", func
);
1164 if (xoffset
+ subWidth
> (GLint
) destImage
->Width
) {
1165 _mesa_error(ctx
, GL_INVALID_VALUE
, "%s(xoffset %d + width %d > %u)", func
,
1166 xoffset
, subWidth
, destImage
->Width
);
1170 /* check yoffset and height */
1172 GLint yBorder
= (target
== GL_TEXTURE_1D_ARRAY
) ? 0 : destImage
->Border
;
1173 if (yoffset
< -yBorder
) {
1174 _mesa_error(ctx
, GL_INVALID_VALUE
, "%s(yoffset)", func
);
1177 if (yoffset
+ subHeight
> (GLint
) destImage
->Height
) {
1178 _mesa_error(ctx
, GL_INVALID_VALUE
, "%s(yoffset %d + height %d > %u)",
1179 func
, yoffset
, subHeight
, destImage
->Height
);
1184 /* check zoffset and depth */
1187 GLint zBorder
= (target
== GL_TEXTURE_2D_ARRAY
||
1188 target
== GL_TEXTURE_CUBE_MAP_ARRAY
) ?
1189 0 : destImage
->Border
;
1191 if (zoffset
< -zBorder
) {
1192 _mesa_error(ctx
, GL_INVALID_VALUE
, "%s(zoffset)", func
);
1196 depth
= (GLint
) destImage
->Depth
;
1197 if (target
== GL_TEXTURE_CUBE_MAP
)
1199 if (zoffset
+ subDepth
> depth
) {
1200 _mesa_error(ctx
, GL_INVALID_VALUE
, "%s(zoffset %d + depth %d > %u)",
1201 func
, zoffset
, subDepth
, depth
);
1207 * The OpenGL spec (and GL_ARB_texture_compression) says only whole
1208 * compressed texture images can be updated. But, that restriction may be
1209 * relaxed for particular compressed formats. At this time, all the
1210 * compressed formats supported by Mesa allow sub-textures to be updated
1211 * along compressed block boundaries.
1213 _mesa_get_format_block_size_3d(destImage
->TexFormat
, &bw
, &bh
, &bd
);
1215 if (bw
!= 1 || bh
!= 1 || bd
!= 1) {
1216 /* offset must be multiple of block size */
1217 if ((xoffset
% bw
!= 0) || (yoffset
% bh
!= 0) || (zoffset
% bd
!= 0)) {
1218 _mesa_error(ctx
, GL_INVALID_OPERATION
,
1219 "%s(xoffset = %d, yoffset = %d, zoffset = %d)",
1220 func
, xoffset
, yoffset
, zoffset
);
1224 /* The size must be a multiple of bw x bh, or we must be using a
1225 * offset+size that exactly hits the edge of the image. This
1226 * is important for small mipmap levels (1x1, 2x1, etc) and for
1229 if ((subWidth
% bw
!= 0) &&
1230 (xoffset
+ subWidth
!= (GLint
) destImage
->Width
)) {
1231 _mesa_error(ctx
, GL_INVALID_OPERATION
,
1232 "%s(width = %d)", func
, subWidth
);
1236 if ((subHeight
% bh
!= 0) &&
1237 (yoffset
+ subHeight
!= (GLint
) destImage
->Height
)) {
1238 _mesa_error(ctx
, GL_INVALID_OPERATION
,
1239 "%s(height = %d)", func
, subHeight
);
1243 if ((subDepth
% bd
!= 0) &&
1244 (zoffset
+ subDepth
!= (GLint
) destImage
->Depth
)) {
1245 _mesa_error(ctx
, GL_INVALID_OPERATION
,
1246 "%s(depth = %d)", func
, subDepth
);
1258 * This is the fallback for Driver.TestProxyTexImage() for doing device-
1259 * specific texture image size checks.
1261 * A hardware driver might override this function if, for example, the
1262 * max 3D texture size is 512x512x64 (i.e. not a cube).
1264 * Note that width, height, depth == 0 is not an error. However, a
1265 * texture with zero width/height/depth will be considered "incomplete"
1266 * and texturing will effectively be disabled.
1268 * \param target any texture target/type
1269 * \param numLevels number of mipmap levels in the texture or 0 if not known
1270 * \param level as passed to glTexImage
1271 * \param format the MESA_FORMAT_x for the tex image
1272 * \param numSamples number of samples per texel
1273 * \param width as passed to glTexImage
1274 * \param height as passed to glTexImage
1275 * \param depth as passed to glTexImage
1276 * \return GL_TRUE if the image is acceptable, GL_FALSE if not acceptable.
1279 _mesa_test_proxy_teximage(struct gl_context
*ctx
, GLenum target
,
1280 GLuint numLevels
, ASSERTED GLint level
,
1281 mesa_format format
, GLuint numSamples
,
1282 GLint width
, GLint height
, GLint depth
)
1284 uint64_t bytes
, mbytes
;
1286 if (numLevels
> 0) {
1287 /* Compute total memory for a whole mipmap. This is the path
1288 * taken for glTexStorage(GL_PROXY_TEXTURE_x).
1296 for (l
= 0; l
< numLevels
; l
++) {
1297 GLint nextWidth
, nextHeight
, nextDepth
;
1299 bytes
+= _mesa_format_image_size64(format
, width
, height
, depth
);
1301 if (_mesa_next_mipmap_level_size(target
, 0, width
, height
, depth
,
1302 &nextWidth
, &nextHeight
,
1305 height
= nextHeight
;
1312 /* We just compute the size of one mipmap level. This is the path
1313 * taken for glTexImage(GL_PROXY_TEXTURE_x).
1315 bytes
= _mesa_format_image_size64(format
, width
, height
, depth
);
1318 bytes
*= _mesa_num_tex_faces(target
);
1319 bytes
*= MAX2(1, numSamples
);
1321 mbytes
= bytes
/ (1024 * 1024); /* convert to MB */
1323 /* We just check if the image size is less than MaxTextureMbytes.
1324 * Some drivers may do more specific checks.
1326 return mbytes
<= (uint64_t) ctx
->Const
.MaxTextureMbytes
;
1331 * Return true if the format is only valid for glCompressedTexImage.
1334 compressedteximage_only_format(GLenum format
)
1337 case GL_PALETTE4_RGB8_OES
:
1338 case GL_PALETTE4_RGBA8_OES
:
1339 case GL_PALETTE4_R5_G6_B5_OES
:
1340 case GL_PALETTE4_RGBA4_OES
:
1341 case GL_PALETTE4_RGB5_A1_OES
:
1342 case GL_PALETTE8_RGB8_OES
:
1343 case GL_PALETTE8_RGBA8_OES
:
1344 case GL_PALETTE8_R5_G6_B5_OES
:
1345 case GL_PALETTE8_RGBA4_OES
:
1346 case GL_PALETTE8_RGB5_A1_OES
:
1347 case GL_ATC_RGB_AMD
:
1348 case GL_ATC_RGBA_EXPLICIT_ALPHA_AMD
:
1349 case GL_ATC_RGBA_INTERPOLATED_ALPHA_AMD
:
1357 * Return true if the format doesn't support online compression.
1360 _mesa_format_no_online_compression(GLenum format
)
1362 return _mesa_is_astc_format(format
) ||
1363 _mesa_is_etc2_format(format
) ||
1364 compressedteximage_only_format(format
);
1367 /* Writes to an GL error pointer if non-null and returns whether or not the
1368 * error is GL_NO_ERROR */
1370 write_error(GLenum
*err_ptr
, GLenum error
)
1375 return error
== GL_NO_ERROR
;
1379 * Helper function to determine whether a target and specific compression
1380 * format are supported. The error parameter returns GL_NO_ERROR if the
1381 * target can be compressed. Otherwise it returns either GL_INVALID_OPERATION
1382 * or GL_INVALID_ENUM, whichever is more appropriate.
1385 _mesa_target_can_be_compressed(const struct gl_context
*ctx
, GLenum target
,
1386 GLenum intFormat
, GLenum
*error
)
1388 GLboolean target_can_be_compresed
= GL_FALSE
;
1389 mesa_format format
= _mesa_glenum_to_compressed_format(intFormat
);
1390 enum mesa_format_layout layout
= _mesa_get_format_layout(format
);
1394 case GL_PROXY_TEXTURE_2D
:
1395 target_can_be_compresed
= GL_TRUE
; /* true for any compressed format so far */
1397 case GL_PROXY_TEXTURE_CUBE_MAP
:
1398 case GL_TEXTURE_CUBE_MAP
:
1399 case GL_TEXTURE_CUBE_MAP_POSITIVE_X
:
1400 case GL_TEXTURE_CUBE_MAP_NEGATIVE_X
:
1401 case GL_TEXTURE_CUBE_MAP_POSITIVE_Y
:
1402 case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y
:
1403 case GL_TEXTURE_CUBE_MAP_POSITIVE_Z
:
1404 case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z
:
1405 target_can_be_compresed
= ctx
->Extensions
.ARB_texture_cube_map
;
1407 case GL_PROXY_TEXTURE_2D_ARRAY_EXT
:
1408 case GL_TEXTURE_2D_ARRAY_EXT
:
1409 target_can_be_compresed
= ctx
->Extensions
.EXT_texture_array
;
1411 case GL_PROXY_TEXTURE_CUBE_MAP_ARRAY
:
1412 case GL_TEXTURE_CUBE_MAP_ARRAY
:
1413 /* From the KHR_texture_compression_astc_hdr spec:
1415 * Add a second new column "3D Tex." which is empty for all non-ASTC
1416 * formats. If only the LDR profile is supported by the
1417 * implementation, this column is also empty for all ASTC formats. If
1418 * both the LDR and HDR profiles are supported only, this column is
1419 * checked for all ASTC formats.
1421 * Add a third new column "Cube Map Array Tex." which is empty for all
1422 * non-ASTC formats, and checked for all ASTC formats.
1426 * 'An INVALID_OPERATION error is generated by CompressedTexImage3D
1427 * if <internalformat> is TEXTURE_CUBE_MAP_ARRAY and the
1428 * "Cube Map Array" column of table 8.19 is *not* checked, or if
1429 * <internalformat> is TEXTURE_3D and the "3D Tex." column of table
1430 * 8.19 is *not* checked'
1432 * The instances of <internalformat> above should say <target>.
1434 * ETC2/EAC formats are the only alternative in GLES and thus such errors
1435 * have already been handled by normal ETC2/EAC behavior.
1438 /* From section 3.8.6, page 146 of OpenGL ES 3.0 spec:
1440 * "The ETC2/EAC texture compression algorithm supports only
1441 * two-dimensional images. If internalformat is an ETC2/EAC format,
1442 * glCompressedTexImage3D will generate an INVALID_OPERATION error if
1443 * target is not TEXTURE_2D_ARRAY."
1445 * This should also be applicable for glTexStorage3D(). Other available
1446 * targets for these functions are: TEXTURE_3D and TEXTURE_CUBE_MAP_ARRAY.
1448 * Section 8.7, page 179 of OpenGL ES 3.2 adds:
1450 * An INVALID_OPERATION error is generated by CompressedTexImage3D
1451 * if internalformat is one of the the formats in table 8.17 and target is
1452 * not TEXTURE_2D_ARRAY, TEXTURE_CUBE_MAP_ARRAY or TEXTURE_3D.
1454 * An INVALID_OPERATION error is generated by CompressedTexImage3D
1455 * if internalformat is TEXTURE_CUBE_MAP_ARRAY and the “Cube Map
1456 * Array” column of table 8.17 is not checked, or if internalformat
1457 * is TEXTURE_- 3D and the “3D Tex.” column of table 8.17 is not
1460 * The instances of <internalformat> above should say <target>.
1462 * Such table 8.17 has checked "Cube Map Array" column for all the
1463 * cases. So in practice, TEXTURE_CUBE_MAP_ARRAY is now valid for OpenGL ES 3.2
1465 if (layout
== MESA_FORMAT_LAYOUT_ETC2
&& _mesa_is_gles3(ctx
) &&
1466 !_mesa_is_gles32(ctx
))
1467 return write_error(error
, GL_INVALID_OPERATION
);
1468 target_can_be_compresed
= _mesa_has_texture_cube_map_array(ctx
);
1472 case MESA_FORMAT_LAYOUT_ETC2
:
1473 /* See ETC2/EAC comment in case GL_TEXTURE_CUBE_MAP_ARRAY. */
1474 if (_mesa_is_gles3(ctx
))
1475 return write_error(error
, GL_INVALID_OPERATION
);
1477 case MESA_FORMAT_LAYOUT_BPTC
:
1478 target_can_be_compresed
= ctx
->Extensions
.ARB_texture_compression_bptc
;
1480 case MESA_FORMAT_LAYOUT_ASTC
:
1481 target_can_be_compresed
=
1482 ctx
->Extensions
.KHR_texture_compression_astc_hdr
||
1483 ctx
->Extensions
.KHR_texture_compression_astc_sliced_3d
;
1485 /* Throw an INVALID_OPERATION error if the target is TEXTURE_3D and
1486 * neither of the above extensions are supported. See comment in
1487 * switch case GL_TEXTURE_CUBE_MAP_ARRAY for more info.
1489 if (!target_can_be_compresed
)
1490 return write_error(error
, GL_INVALID_OPERATION
);
1498 return write_error(error
,
1499 target_can_be_compresed
? GL_NO_ERROR
: GL_INVALID_ENUM
);
1504 * Check if the given texture target value is legal for a
1505 * glTexImage1/2/3D call.
1508 legal_teximage_target(struct gl_context
*ctx
, GLuint dims
, GLenum target
)
1514 case GL_PROXY_TEXTURE_1D
:
1515 return _mesa_is_desktop_gl(ctx
);
1523 case GL_PROXY_TEXTURE_2D
:
1524 return _mesa_is_desktop_gl(ctx
);
1525 case GL_PROXY_TEXTURE_CUBE_MAP
:
1526 return _mesa_is_desktop_gl(ctx
)
1527 && ctx
->Extensions
.ARB_texture_cube_map
;
1528 case GL_TEXTURE_CUBE_MAP_POSITIVE_X
:
1529 case GL_TEXTURE_CUBE_MAP_NEGATIVE_X
:
1530 case GL_TEXTURE_CUBE_MAP_POSITIVE_Y
:
1531 case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y
:
1532 case GL_TEXTURE_CUBE_MAP_POSITIVE_Z
:
1533 case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z
:
1534 return ctx
->Extensions
.ARB_texture_cube_map
;
1535 case GL_TEXTURE_RECTANGLE_NV
:
1536 case GL_PROXY_TEXTURE_RECTANGLE_NV
:
1537 return _mesa_is_desktop_gl(ctx
)
1538 && ctx
->Extensions
.NV_texture_rectangle
;
1539 case GL_TEXTURE_1D_ARRAY_EXT
:
1540 case GL_PROXY_TEXTURE_1D_ARRAY_EXT
:
1541 return _mesa_is_desktop_gl(ctx
) && ctx
->Extensions
.EXT_texture_array
;
1549 case GL_PROXY_TEXTURE_3D
:
1550 return _mesa_is_desktop_gl(ctx
);
1551 case GL_TEXTURE_2D_ARRAY_EXT
:
1552 return (_mesa_is_desktop_gl(ctx
) && ctx
->Extensions
.EXT_texture_array
)
1553 || _mesa_is_gles3(ctx
);
1554 case GL_PROXY_TEXTURE_2D_ARRAY_EXT
:
1555 return _mesa_is_desktop_gl(ctx
) && ctx
->Extensions
.EXT_texture_array
;
1556 case GL_TEXTURE_CUBE_MAP_ARRAY
:
1557 case GL_PROXY_TEXTURE_CUBE_MAP_ARRAY
:
1558 return _mesa_has_texture_cube_map_array(ctx
);
1563 _mesa_problem(ctx
, "invalid dims=%u in legal_teximage_target()", dims
);
1570 * Check if the given texture target value is legal for a
1571 * glTexSubImage, glCopyTexSubImage or glCopyTexImage call.
1572 * The difference compared to legal_teximage_target() above is that
1573 * proxy targets are not supported.
1576 legal_texsubimage_target(struct gl_context
*ctx
, GLuint dims
, GLenum target
,
1581 return _mesa_is_desktop_gl(ctx
) && target
== GL_TEXTURE_1D
;
1586 case GL_TEXTURE_CUBE_MAP_POSITIVE_X
:
1587 case GL_TEXTURE_CUBE_MAP_NEGATIVE_X
:
1588 case GL_TEXTURE_CUBE_MAP_POSITIVE_Y
:
1589 case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y
:
1590 case GL_TEXTURE_CUBE_MAP_POSITIVE_Z
:
1591 case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z
:
1592 return ctx
->Extensions
.ARB_texture_cube_map
;
1593 case GL_TEXTURE_RECTANGLE_NV
:
1594 return _mesa_is_desktop_gl(ctx
)
1595 && ctx
->Extensions
.NV_texture_rectangle
;
1596 case GL_TEXTURE_1D_ARRAY_EXT
:
1597 return _mesa_is_desktop_gl(ctx
) && ctx
->Extensions
.EXT_texture_array
;
1605 case GL_TEXTURE_2D_ARRAY_EXT
:
1606 return (_mesa_is_desktop_gl(ctx
) && ctx
->Extensions
.EXT_texture_array
)
1607 || _mesa_is_gles3(ctx
);
1608 case GL_TEXTURE_CUBE_MAP_ARRAY
:
1609 case GL_PROXY_TEXTURE_CUBE_MAP_ARRAY
:
1610 return _mesa_has_texture_cube_map_array(ctx
);
1612 /* Table 8.15 of the OpenGL 4.5 core profile spec
1613 * (20141030) says that TEXTURE_CUBE_MAP is valid for TextureSubImage3D
1614 * and CopyTextureSubImage3D.
1616 case GL_TEXTURE_CUBE_MAP
:
1622 _mesa_problem(ctx
, "invalid dims=%u in legal_texsubimage_target()",
1630 * Helper function to determine if a texture object is mutable (in terms
1631 * of GL_ARB_texture_storage/GL_ARB_bindless_texture).
1634 mutable_tex_object(struct gl_texture_object
*texObj
)
1639 if (texObj
->HandleAllocated
) {
1640 /* The ARB_bindless_texture spec says:
1642 * "The error INVALID_OPERATION is generated by TexImage*, CopyTexImage*,
1643 * CompressedTexImage*, TexBuffer*, TexParameter*, as well as other
1644 * functions defined in terms of these, if the texture object to be
1645 * modified is referenced by one or more texture or image handles."
1650 return !texObj
->Immutable
;
1655 * Return expected size of a compressed texture.
1658 compressed_tex_size(GLsizei width
, GLsizei height
, GLsizei depth
,
1661 mesa_format mesaFormat
= _mesa_glenum_to_compressed_format(glformat
);
1662 return _mesa_format_image_size(mesaFormat
, width
, height
, depth
);
1666 * Verify that a texture format is valid with a particular target
1668 * In particular, textures with base format of \c GL_DEPTH_COMPONENT or
1669 * \c GL_DEPTH_STENCIL are only valid with certain, context dependent texture
1672 * \param ctx GL context
1673 * \param target Texture target
1674 * \param internalFormat Internal format of the texture image
1676 * \returns true if the combination is legal, false otherwise.
1679 _mesa_legal_texture_base_format_for_target(struct gl_context
*ctx
,
1680 GLenum target
, GLenum internalFormat
)
1682 if (_mesa_base_tex_format(ctx
, internalFormat
) == GL_DEPTH_COMPONENT
1683 || _mesa_base_tex_format(ctx
, internalFormat
) == GL_DEPTH_STENCIL
1684 || _mesa_base_tex_format(ctx
, internalFormat
) == GL_STENCIL_INDEX
) {
1685 /* Section 3.8.3 (Texture Image Specification) of the OpenGL 3.3 Core
1686 * Profile spec says:
1688 * "Textures with a base internal format of DEPTH_COMPONENT or
1689 * DEPTH_STENCIL are supported by texture image specification
1690 * commands only if target is TEXTURE_1D, TEXTURE_2D,
1691 * TEXTURE_1D_ARRAY, TEXTURE_2D_ARRAY, TEXTURE_RECTANGLE,
1692 * TEXTURE_CUBE_MAP, PROXY_TEXTURE_1D, PROXY_TEXTURE_2D,
1693 * PROXY_TEXTURE_1D_ARRAY, PROXY_TEXTURE_2D_ARRAY,
1694 * PROXY_TEXTURE_RECTANGLE, or PROXY_TEXTURE_CUBE_MAP. Using these
1695 * formats in conjunction with any other target will result in an
1696 * INVALID_OPERATION error."
1698 * Cubemaps are only supported with desktop OpenGL version >= 3.0,
1699 * EXT_gpu_shader4, or, on OpenGL ES 2.0+, OES_depth_texture_cube_map.
1701 if (target
!= GL_TEXTURE_1D
&&
1702 target
!= GL_PROXY_TEXTURE_1D
&&
1703 target
!= GL_TEXTURE_2D
&&
1704 target
!= GL_PROXY_TEXTURE_2D
&&
1705 target
!= GL_TEXTURE_1D_ARRAY
&&
1706 target
!= GL_PROXY_TEXTURE_1D_ARRAY
&&
1707 target
!= GL_TEXTURE_2D_ARRAY
&&
1708 target
!= GL_PROXY_TEXTURE_2D_ARRAY
&&
1709 target
!= GL_TEXTURE_RECTANGLE_ARB
&&
1710 target
!= GL_PROXY_TEXTURE_RECTANGLE_ARB
&&
1711 !((_mesa_is_cube_face(target
) ||
1712 target
== GL_TEXTURE_CUBE_MAP
||
1713 target
== GL_PROXY_TEXTURE_CUBE_MAP
) &&
1714 (ctx
->Version
>= 30 || ctx
->Extensions
.EXT_gpu_shader4
1715 || (ctx
->API
== API_OPENGLES2
&& ctx
->Extensions
.OES_depth_texture_cube_map
))) &&
1716 !((target
== GL_TEXTURE_CUBE_MAP_ARRAY
||
1717 target
== GL_PROXY_TEXTURE_CUBE_MAP_ARRAY
) &&
1718 _mesa_has_texture_cube_map_array(ctx
))) {
1727 texture_formats_agree(GLenum internalFormat
,
1730 GLboolean colorFormat
;
1731 GLboolean is_format_depth_or_depthstencil
;
1732 GLboolean is_internalFormat_depth_or_depthstencil
;
1734 /* Even though there are no color-index textures, we still have to support
1735 * uploading color-index data and remapping it to RGB via the
1736 * GL_PIXEL_MAP_I_TO_[RGBA] tables.
1738 const GLboolean indexFormat
= (format
== GL_COLOR_INDEX
);
1740 is_internalFormat_depth_or_depthstencil
=
1741 _mesa_is_depth_format(internalFormat
) ||
1742 _mesa_is_depthstencil_format(internalFormat
);
1744 is_format_depth_or_depthstencil
=
1745 _mesa_is_depth_format(format
) ||
1746 _mesa_is_depthstencil_format(format
);
1748 colorFormat
= _mesa_is_color_format(format
);
1750 if (_mesa_is_color_format(internalFormat
) && !colorFormat
&& !indexFormat
)
1753 if (is_internalFormat_depth_or_depthstencil
!=
1754 is_format_depth_or_depthstencil
)
1757 if (_mesa_is_ycbcr_format(internalFormat
) != _mesa_is_ycbcr_format(format
))
1764 * Test the combination of format, type and internal format arguments of
1765 * different texture operations on GLES.
1767 * \param ctx GL context.
1768 * \param format pixel data format given by the user.
1769 * \param type pixel data type given by the user.
1770 * \param internalFormat internal format given by the user.
1771 * \param callerName name of the caller function to print in the error message
1773 * \return true if a error is found, false otherwise
1775 * Currently, it is used by texture_error_check() and texsubimage_error_check().
1778 texture_format_error_check_gles(struct gl_context
*ctx
, GLenum format
,
1779 GLenum type
, GLenum internalFormat
, const char *callerName
)
1781 GLenum err
= _mesa_gles_error_check_format_and_type(ctx
, format
, type
,
1783 if (err
!= GL_NO_ERROR
) {
1784 _mesa_error(ctx
, err
,
1785 "%s(format = %s, type = %s, internalformat = %s)",
1786 callerName
, _mesa_enum_to_string(format
),
1787 _mesa_enum_to_string(type
),
1788 _mesa_enum_to_string(internalFormat
));
1796 * Test the glTexImage[123]D() parameters for errors.
1798 * \param ctx GL context.
1799 * \param dimensions texture image dimensions (must be 1, 2 or 3).
1800 * \param target texture target given by the user (already validated).
1801 * \param level image level given by the user.
1802 * \param internalFormat internal format given by the user.
1803 * \param format pixel data format given by the user.
1804 * \param type pixel data type given by the user.
1805 * \param width image width given by the user.
1806 * \param height image height given by the user.
1807 * \param depth image depth given by the user.
1808 * \param border image border given by the user.
1810 * \return GL_TRUE if a error is found, GL_FALSE otherwise
1812 * Verifies each of the parameters against the constants specified in
1813 * __struct gl_contextRec::Const and the supported extensions, and according
1814 * to the OpenGL specification.
1815 * Note that we don't fully error-check the width, height, depth values
1816 * here. That's done in _mesa_legal_texture_dimensions() which is used
1817 * by several other GL entrypoints. Plus, texture dims have a special
1818 * interaction with proxy textures.
1821 texture_error_check( struct gl_context
*ctx
,
1822 GLuint dimensions
, GLenum target
,
1823 struct gl_texture_object
* texObj
,
1824 GLint level
, GLint internalFormat
,
1825 GLenum format
, GLenum type
,
1826 GLint width
, GLint height
,
1827 GLint depth
, GLint border
,
1828 const GLvoid
*pixels
)
1832 /* Note: for proxy textures, some error conditions immediately generate
1833 * a GL error in the usual way. But others do not generate a GL error.
1834 * Instead, they cause the width, height, depth, format fields of the
1835 * texture image to be zeroed-out. The GL spec seems to indicate that the
1836 * zero-out behaviour is only used in cases related to memory allocation.
1840 if (level
< 0 || level
>= _mesa_max_texture_levels(ctx
, target
)) {
1841 _mesa_error(ctx
, GL_INVALID_VALUE
,
1842 "glTexImage%dD(level=%d)", dimensions
, level
);
1847 if (border
< 0 || border
> 1 ||
1848 ((ctx
->API
!= API_OPENGL_COMPAT
||
1849 target
== GL_TEXTURE_RECTANGLE_NV
||
1850 target
== GL_PROXY_TEXTURE_RECTANGLE_NV
) && border
!= 0)) {
1851 _mesa_error(ctx
, GL_INVALID_VALUE
,
1852 "glTexImage%dD(border=%d)", dimensions
, border
);
1856 if (width
< 0 || height
< 0 || depth
< 0) {
1857 _mesa_error(ctx
, GL_INVALID_VALUE
,
1858 "glTexImage%dD(width, height or depth < 0)", dimensions
);
1862 /* Check incoming image format and type */
1863 err
= _mesa_error_check_format_and_type(ctx
, format
, type
);
1864 if (err
!= GL_NO_ERROR
) {
1865 /* Prior to OpenGL-ES 2.0, an INVALID_VALUE is expected instead of
1866 * INVALID_ENUM. From page 73 OpenGL ES 1.1 spec:
1868 * "Specifying a value for internalformat that is not one of the
1869 * above (acceptable) values generates the error INVALID VALUE."
1871 if (err
== GL_INVALID_ENUM
&& _mesa_is_gles(ctx
) && ctx
->Version
< 20)
1872 err
= GL_INVALID_VALUE
;
1874 _mesa_error(ctx
, err
,
1875 "glTexImage%dD(incompatible format = %s, type = %s)",
1876 dimensions
, _mesa_enum_to_string(format
),
1877 _mesa_enum_to_string(type
));
1881 /* Check internalFormat */
1882 if (_mesa_base_tex_format(ctx
, internalFormat
) < 0) {
1883 _mesa_error(ctx
, GL_INVALID_VALUE
,
1884 "glTexImage%dD(internalFormat=%s)",
1885 dimensions
, _mesa_enum_to_string(internalFormat
));
1889 /* OpenGL ES 1.x and OpenGL ES 2.0 impose additional restrictions on the
1890 * combinations of format, internalFormat, and type that can be used.
1891 * Formats and types that require additional extensions (e.g., GL_FLOAT
1892 * requires GL_OES_texture_float) are filtered elsewhere.
1894 char bufCallerName
[20];
1895 _mesa_snprintf(bufCallerName
, 20, "glTexImage%dD", dimensions
);
1896 if (_mesa_is_gles(ctx
) &&
1897 texture_format_error_check_gles(ctx
, format
, type
,
1898 internalFormat
, bufCallerName
)) {
1902 /* validate the bound PBO, if any */
1903 if (!_mesa_validate_pbo_source(ctx
, dimensions
, &ctx
->Unpack
,
1904 width
, height
, depth
, format
, type
,
1905 INT_MAX
, pixels
, "glTexImage")) {
1909 /* make sure internal format and format basically agree */
1910 if (!texture_formats_agree(internalFormat
, format
)) {
1911 _mesa_error(ctx
, GL_INVALID_OPERATION
,
1912 "glTexImage%dD(incompatible internalFormat = %s, format = %s)",
1913 dimensions
, _mesa_enum_to_string(internalFormat
),
1914 _mesa_enum_to_string(format
));
1918 /* additional checks for ycbcr textures */
1919 if (internalFormat
== GL_YCBCR_MESA
) {
1920 assert(ctx
->Extensions
.MESA_ycbcr_texture
);
1921 if (type
!= GL_UNSIGNED_SHORT_8_8_MESA
&&
1922 type
!= GL_UNSIGNED_SHORT_8_8_REV_MESA
) {
1924 _mesa_snprintf(message
, sizeof(message
),
1925 "glTexImage%dD(format/type YCBCR mismatch)",
1927 _mesa_error(ctx
, GL_INVALID_ENUM
, "%s", message
);
1928 return GL_TRUE
; /* error */
1930 if (target
!= GL_TEXTURE_2D
&&
1931 target
!= GL_PROXY_TEXTURE_2D
&&
1932 target
!= GL_TEXTURE_RECTANGLE_NV
&&
1933 target
!= GL_PROXY_TEXTURE_RECTANGLE_NV
) {
1934 _mesa_error(ctx
, GL_INVALID_ENUM
,
1935 "glTexImage%dD(bad target for YCbCr texture)",
1941 _mesa_snprintf(message
, sizeof(message
),
1942 "glTexImage%dD(format=GL_YCBCR_MESA and border=%d)",
1943 dimensions
, border
);
1944 _mesa_error(ctx
, GL_INVALID_VALUE
, "%s", message
);
1949 /* additional checks for depth textures */
1950 if (!_mesa_legal_texture_base_format_for_target(ctx
, target
, internalFormat
)) {
1951 _mesa_error(ctx
, GL_INVALID_OPERATION
,
1952 "glTexImage%dD(bad target for texture)", dimensions
);
1956 /* additional checks for compressed textures */
1957 if (_mesa_is_compressed_format(ctx
, internalFormat
)) {
1959 if (!_mesa_target_can_be_compressed(ctx
, target
, internalFormat
, &err
)) {
1960 _mesa_error(ctx
, err
,
1961 "glTexImage%dD(target can't be compressed)", dimensions
);
1964 if (_mesa_format_no_online_compression(internalFormat
)) {
1965 _mesa_error(ctx
, GL_INVALID_OPERATION
,
1966 "glTexImage%dD(no compression for format)", dimensions
);
1970 _mesa_error(ctx
, GL_INVALID_OPERATION
,
1971 "glTexImage%dD(border!=0)", dimensions
);
1976 /* additional checks for integer textures */
1977 if ((ctx
->Version
>= 30 || ctx
->Extensions
.EXT_texture_integer
) &&
1978 (_mesa_is_enum_format_integer(format
) !=
1979 _mesa_is_enum_format_integer(internalFormat
))) {
1980 _mesa_error(ctx
, GL_INVALID_OPERATION
,
1981 "glTexImage%dD(integer/non-integer format mismatch)",
1986 if (!mutable_tex_object(texObj
)) {
1987 _mesa_error(ctx
, GL_INVALID_OPERATION
,
1988 "glTexImage%dD(immutable texture)", dimensions
);
1992 /* if we get here, the parameters are OK */
1998 * Error checking for glCompressedTexImage[123]D().
1999 * Note that the width, height and depth values are not fully error checked
2001 * \return GL_TRUE if a error is found, GL_FALSE otherwise
2004 compressed_texture_error_check(struct gl_context
*ctx
, GLint dimensions
,
2005 GLenum target
, struct gl_texture_object
* texObj
,
2006 GLint level
, GLenum internalFormat
, GLsizei width
,
2007 GLsizei height
, GLsizei depth
, GLint border
,
2008 GLsizei imageSize
, const GLvoid
*data
)
2010 const GLint maxLevels
= _mesa_max_texture_levels(ctx
, target
);
2012 GLenum error
= GL_NO_ERROR
;
2013 char *reason
= ""; /* no error */
2015 if (!_mesa_target_can_be_compressed(ctx
, target
, internalFormat
, &error
)) {
2020 /* This will detect any invalid internalFormat value */
2021 if (!_mesa_is_compressed_format(ctx
, internalFormat
)) {
2022 _mesa_error(ctx
, GL_INVALID_ENUM
,
2023 "glCompressedTexImage%dD(internalFormat=%s)",
2024 dimensions
, _mesa_enum_to_string(internalFormat
));
2028 /* validate the bound PBO, if any */
2029 if (!_mesa_validate_pbo_source_compressed(ctx
, dimensions
, &ctx
->Unpack
,
2031 "glCompressedTexImage")) {
2035 switch (internalFormat
) {
2036 case GL_PALETTE4_RGB8_OES
:
2037 case GL_PALETTE4_RGBA8_OES
:
2038 case GL_PALETTE4_R5_G6_B5_OES
:
2039 case GL_PALETTE4_RGBA4_OES
:
2040 case GL_PALETTE4_RGB5_A1_OES
:
2041 case GL_PALETTE8_RGB8_OES
:
2042 case GL_PALETTE8_RGBA8_OES
:
2043 case GL_PALETTE8_R5_G6_B5_OES
:
2044 case GL_PALETTE8_RGBA4_OES
:
2045 case GL_PALETTE8_RGB5_A1_OES
:
2046 /* check level (note that level should be zero or less!) */
2047 if (level
> 0 || level
< -maxLevels
) {
2049 error
= GL_INVALID_VALUE
;
2053 if (dimensions
!= 2) {
2054 reason
= "compressed paletted textures must be 2D";
2055 error
= GL_INVALID_OPERATION
;
2059 /* Figure out the expected texture size (in bytes). This will be
2060 * checked against the actual size later.
2062 expectedSize
= _mesa_cpal_compressed_size(level
, internalFormat
,
2065 /* This is for the benefit of the TestProxyTexImage below. It expects
2066 * level to be non-negative. OES_compressed_paletted_texture uses a
2067 * weird mechanism where the level specified to glCompressedTexImage2D
2068 * is -(n-1) number of levels in the texture, and the data specifies the
2069 * complete mipmap stack. This is done to ensure the palette is the
2070 * same for all levels.
2077 if (level
< 0 || level
>= maxLevels
) {
2079 error
= GL_INVALID_VALUE
;
2083 /* Figure out the expected texture size (in bytes). This will be
2084 * checked against the actual size later.
2086 expectedSize
= compressed_tex_size(width
, height
, depth
, internalFormat
);
2090 /* This should really never fail */
2091 if (_mesa_base_tex_format(ctx
, internalFormat
) < 0) {
2092 reason
= "internalFormat";
2093 error
= GL_INVALID_ENUM
;
2097 /* No compressed formats support borders at this time */
2099 reason
= "border != 0";
2100 error
= GL_INVALID_VALUE
;
2104 /* Check for invalid pixel storage modes */
2105 if (!_mesa_compressed_pixel_storage_error_check(ctx
, dimensions
,
2107 "glCompressedTexImage")) {
2111 /* check image size in bytes */
2112 if (expectedSize
!= imageSize
) {
2113 /* Per GL_ARB_texture_compression: GL_INVALID_VALUE is generated [...]
2114 * if <imageSize> is not consistent with the format, dimensions, and
2115 * contents of the specified image.
2117 reason
= "imageSize inconsistent with width/height/format";
2118 error
= GL_INVALID_VALUE
;
2122 if (!mutable_tex_object(texObj
)) {
2123 reason
= "immutable texture";
2124 error
= GL_INVALID_OPERATION
;
2131 /* Note: not all error paths exit through here. */
2132 _mesa_error(ctx
, error
, "glCompressedTexImage%dD(%s)",
2133 dimensions
, reason
);
2140 * Test glTexSubImage[123]D() parameters for errors.
2142 * \param ctx GL context.
2143 * \param dimensions texture image dimensions (must be 1, 2 or 3).
2144 * \param target texture target given by the user (already validated)
2145 * \param level image level given by the user.
2146 * \param xoffset sub-image x offset given by the user.
2147 * \param yoffset sub-image y offset given by the user.
2148 * \param zoffset sub-image z offset given by the user.
2149 * \param format pixel data format given by the user.
2150 * \param type pixel data type given by the user.
2151 * \param width image width given by the user.
2152 * \param height image height given by the user.
2153 * \param depth image depth given by the user.
2155 * \return GL_TRUE if an error was detected, or GL_FALSE if no errors.
2157 * Verifies each of the parameters against the constants specified in
2158 * __struct gl_contextRec::Const and the supported extensions, and according
2159 * to the OpenGL specification.
2162 texsubimage_error_check(struct gl_context
*ctx
, GLuint dimensions
,
2163 struct gl_texture_object
*texObj
,
2164 GLenum target
, GLint level
,
2165 GLint xoffset
, GLint yoffset
, GLint zoffset
,
2166 GLint width
, GLint height
, GLint depth
,
2167 GLenum format
, GLenum type
, const GLvoid
*pixels
,
2168 const char *callerName
)
2170 struct gl_texture_image
*texImage
;
2174 /* must be out of memory */
2175 _mesa_error(ctx
, GL_OUT_OF_MEMORY
, "%s()", callerName
);
2180 if (level
< 0 || level
>= _mesa_max_texture_levels(ctx
, target
)) {
2181 _mesa_error(ctx
, GL_INVALID_VALUE
, "%s(level=%d)", callerName
, level
);
2185 if (error_check_subtexture_negative_dimensions(ctx
, dimensions
,
2186 width
, height
, depth
,
2191 texImage
= _mesa_select_tex_image(texObj
, target
, level
);
2193 /* non-existant texture level */
2194 _mesa_error(ctx
, GL_INVALID_OPERATION
, "%s(invalid texture level %d)",
2199 err
= _mesa_error_check_format_and_type(ctx
, format
, type
);
2200 if (err
!= GL_NO_ERROR
) {
2201 _mesa_error(ctx
, err
,
2202 "%s(incompatible format = %s, type = %s)",
2203 callerName
, _mesa_enum_to_string(format
),
2204 _mesa_enum_to_string(type
));
2208 if (!texture_formats_agree(texImage
->InternalFormat
, format
)) {
2209 _mesa_error(ctx
, GL_INVALID_OPERATION
,
2210 "%s(incompatible internalFormat = %s, format = %s)",
2212 _mesa_enum_to_string(texImage
->InternalFormat
),
2213 _mesa_enum_to_string(format
));
2217 GLenum internalFormat
= _mesa_is_gles(ctx
) ?
2218 oes_float_internal_format(ctx
, texImage
->InternalFormat
, type
) :
2219 texImage
->InternalFormat
;
2221 /* OpenGL ES 1.x and OpenGL ES 2.0 impose additional restrictions on the
2222 * combinations of format, internalFormat, and type that can be used.
2223 * Formats and types that require additional extensions (e.g., GL_FLOAT
2224 * requires GL_OES_texture_float) are filtered elsewhere.
2226 if (_mesa_is_gles(ctx
) &&
2227 texture_format_error_check_gles(ctx
, format
, type
,
2228 internalFormat
, callerName
)) {
2232 /* validate the bound PBO, if any */
2233 if (!_mesa_validate_pbo_source(ctx
, dimensions
, &ctx
->Unpack
,
2234 width
, height
, depth
, format
, type
,
2235 INT_MAX
, pixels
, callerName
)) {
2239 if (error_check_subtexture_dimensions(ctx
, dimensions
,
2240 texImage
, xoffset
, yoffset
, zoffset
,
2241 width
, height
, depth
, callerName
)) {
2245 if (_mesa_is_format_compressed(texImage
->TexFormat
)) {
2246 if (_mesa_format_no_online_compression(texImage
->InternalFormat
)) {
2247 _mesa_error(ctx
, GL_INVALID_OPERATION
,
2248 "%s(no compression for format)", callerName
);
2253 if (ctx
->Version
>= 30 || ctx
->Extensions
.EXT_texture_integer
) {
2254 /* both source and dest must be integer-valued, or neither */
2255 if (_mesa_is_format_integer_color(texImage
->TexFormat
) !=
2256 _mesa_is_enum_format_integer(format
)) {
2257 _mesa_error(ctx
, GL_INVALID_OPERATION
,
2258 "%s(integer/non-integer format mismatch)", callerName
);
2268 * Test glCopyTexImage[12]D() parameters for errors.
2270 * \param ctx GL context.
2271 * \param dimensions texture image dimensions (must be 1, 2 or 3).
2272 * \param target texture target given by the user.
2273 * \param level image level given by the user.
2274 * \param internalFormat internal format given by the user.
2275 * \param width image width given by the user.
2276 * \param height image height given by the user.
2277 * \param border texture border.
2279 * \return GL_TRUE if an error was detected, or GL_FALSE if no errors.
2281 * Verifies each of the parameters against the constants specified in
2282 * __struct gl_contextRec::Const and the supported extensions, and according
2283 * to the OpenGL specification.
2286 copytexture_error_check( struct gl_context
*ctx
, GLuint dimensions
,
2287 GLenum target
, struct gl_texture_object
* texObj
,
2288 GLint level
, GLint internalFormat
, GLint border
)
2291 GLint rb_base_format
;
2292 struct gl_renderbuffer
*rb
;
2293 GLenum rb_internal_format
;
2296 if (!legal_texsubimage_target(ctx
, dimensions
, target
, false)) {
2297 _mesa_error(ctx
, GL_INVALID_ENUM
, "glCopyTexImage%uD(target=%s)",
2298 dimensions
, _mesa_enum_to_string(target
));
2303 if (level
< 0 || level
>= _mesa_max_texture_levels(ctx
, target
)) {
2304 _mesa_error(ctx
, GL_INVALID_VALUE
,
2305 "glCopyTexImage%dD(level=%d)", dimensions
, level
);
2309 /* Check that the source buffer is complete */
2310 if (_mesa_is_user_fbo(ctx
->ReadBuffer
)) {
2311 if (ctx
->ReadBuffer
->_Status
== 0) {
2312 _mesa_test_framebuffer_completeness(ctx
, ctx
->ReadBuffer
);
2314 if (ctx
->ReadBuffer
->_Status
!= GL_FRAMEBUFFER_COMPLETE_EXT
) {
2315 _mesa_error(ctx
, GL_INVALID_FRAMEBUFFER_OPERATION_EXT
,
2316 "glCopyTexImage%dD(invalid readbuffer)", dimensions
);
2320 if (ctx
->ReadBuffer
->Visual
.samples
> 0) {
2321 _mesa_error(ctx
, GL_INVALID_OPERATION
,
2322 "glCopyTexImage%dD(multisample FBO)", dimensions
);
2328 if (border
< 0 || border
> 1 ||
2329 ((ctx
->API
!= API_OPENGL_COMPAT
||
2330 target
== GL_TEXTURE_RECTANGLE_NV
||
2331 target
== GL_PROXY_TEXTURE_RECTANGLE_NV
) && border
!= 0)) {
2332 _mesa_error(ctx
, GL_INVALID_VALUE
,
2333 "glCopyTexImage%dD(border=%d)", dimensions
, border
);
2337 /* OpenGL ES 1.x and OpenGL ES 2.0 impose additional restrictions on the
2340 if (_mesa_is_gles(ctx
) && !_mesa_is_gles3(ctx
)) {
2341 switch (internalFormat
) {
2346 case GL_LUMINANCE_ALPHA
:
2349 _mesa_error(ctx
, GL_INVALID_ENUM
,
2350 "glCopyTexImage%dD(internalFormat=%s)", dimensions
,
2351 _mesa_enum_to_string(internalFormat
));
2356 * Section 8.6 (Alternate Texture Image Specification Commands) of the
2357 * OpenGL 4.5 (Compatibility Profile) spec says:
2359 * "Parameters level, internalformat, and border are specified using
2360 * the same values, with the same meanings, as the corresponding
2361 * arguments of TexImage2D, except that internalformat may not be
2362 * specified as 1, 2, 3, or 4."
2364 if (internalFormat
>= 1 && internalFormat
<= 4) {
2365 _mesa_error(ctx
, GL_INVALID_ENUM
,
2366 "glCopyTexImage%dD(internalFormat=%d)", dimensions
,
2372 baseFormat
= _mesa_base_tex_format(ctx
, internalFormat
);
2373 if (baseFormat
< 0) {
2374 _mesa_error(ctx
, GL_INVALID_ENUM
,
2375 "glCopyTexImage%dD(internalFormat=%s)", dimensions
,
2376 _mesa_enum_to_string(internalFormat
));
2380 rb
= _mesa_get_read_renderbuffer_for_format(ctx
, internalFormat
);
2382 _mesa_error(ctx
, GL_INVALID_OPERATION
,
2383 "glCopyTexImage%dD(read buffer)", dimensions
);
2387 rb_internal_format
= rb
->InternalFormat
;
2388 rb_base_format
= _mesa_base_tex_format(ctx
, rb
->InternalFormat
);
2389 if (_mesa_is_color_format(internalFormat
)) {
2390 if (rb_base_format
< 0) {
2391 _mesa_error(ctx
, GL_INVALID_VALUE
,
2392 "glCopyTexImage%dD(internalFormat=%s)", dimensions
,
2393 _mesa_enum_to_string(internalFormat
));
2398 if (_mesa_is_gles(ctx
)) {
2400 if (_mesa_components_in_format(baseFormat
) >
2401 _mesa_components_in_format(rb_base_format
)) {
2404 if (baseFormat
== GL_DEPTH_COMPONENT
||
2405 baseFormat
== GL_DEPTH_STENCIL
||
2406 baseFormat
== GL_STENCIL_INDEX
||
2407 rb_base_format
== GL_DEPTH_COMPONENT
||
2408 rb_base_format
== GL_DEPTH_STENCIL
||
2409 rb_base_format
== GL_STENCIL_INDEX
||
2410 ((baseFormat
== GL_LUMINANCE_ALPHA
||
2411 baseFormat
== GL_ALPHA
) &&
2412 rb_base_format
!= GL_RGBA
) ||
2413 internalFormat
== GL_RGB9_E5
) {
2416 if (internalFormat
== GL_RGB9_E5
) {
2420 _mesa_error(ctx
, GL_INVALID_OPERATION
,
2421 "glCopyTexImage%dD(internalFormat=%s)", dimensions
,
2422 _mesa_enum_to_string(internalFormat
));
2427 if (_mesa_is_gles3(ctx
)) {
2428 bool rb_is_srgb
= (ctx
->Extensions
.EXT_sRGB
&&
2429 _mesa_is_format_srgb(rb
->Format
));
2430 bool dst_is_srgb
= false;
2432 if (_mesa_get_linear_internalformat(internalFormat
) != internalFormat
) {
2436 if (rb_is_srgb
!= dst_is_srgb
) {
2437 /* Page 137 (page 149 of the PDF) in section 3.8.5 of the
2438 * OpenGLES 3.0.0 spec says:
2440 * "The error INVALID_OPERATION is also generated if the
2441 * value of FRAMEBUFFER_ATTACHMENT_COLOR_ENCODING for the
2442 * framebuffer attachment corresponding to the read buffer
2443 * is LINEAR (see section 6.1.13) and internalformat is
2444 * one of the sRGB formats described in section 3.8.16, or
2445 * if the value of FRAMEBUFFER_ATTACHMENT_COLOR_ENCODING is
2446 * SRGB and internalformat is not one of the sRGB formats."
2448 _mesa_error(ctx
, GL_INVALID_OPERATION
,
2449 "glCopyTexImage%dD(srgb usage mismatch)", dimensions
);
2453 /* Page 139, Table 3.15 of OpenGL ES 3.0 spec does not define ReadPixels
2454 * types for SNORM formats. Also, conversion to SNORM formats is not
2455 * allowed by Table 3.2 on Page 110.
2457 if (!_mesa_has_EXT_render_snorm(ctx
) &&
2458 _mesa_is_enum_format_snorm(internalFormat
)) {
2459 _mesa_error(ctx
, GL_INVALID_OPERATION
,
2460 "glCopyTexImage%dD(internalFormat=%s)", dimensions
,
2461 _mesa_enum_to_string(internalFormat
));
2466 if (!_mesa_source_buffer_exists(ctx
, baseFormat
)) {
2467 _mesa_error(ctx
, GL_INVALID_OPERATION
,
2468 "glCopyTexImage%dD(missing readbuffer)", dimensions
);
2472 /* From the EXT_texture_integer spec:
2474 * "INVALID_OPERATION is generated by CopyTexImage* and CopyTexSubImage*
2475 * if the texture internalformat is an integer format and the read color
2476 * buffer is not an integer format, or if the internalformat is not an
2477 * integer format and the read color buffer is an integer format."
2479 if (_mesa_is_color_format(internalFormat
)) {
2480 bool is_int
= _mesa_is_enum_format_integer(internalFormat
);
2481 bool is_rbint
= _mesa_is_enum_format_integer(rb_internal_format
);
2482 bool is_unorm
= _mesa_is_enum_format_unorm(internalFormat
);
2483 bool is_rbunorm
= _mesa_is_enum_format_unorm(rb_internal_format
);
2484 if (is_int
|| is_rbint
) {
2485 if (is_int
!= is_rbint
) {
2486 _mesa_error(ctx
, GL_INVALID_OPERATION
,
2487 "glCopyTexImage%dD(integer vs non-integer)", dimensions
);
2489 } else if (_mesa_is_gles(ctx
) &&
2490 _mesa_is_enum_format_unsigned_int(internalFormat
) !=
2491 _mesa_is_enum_format_unsigned_int(rb_internal_format
)) {
2492 _mesa_error(ctx
, GL_INVALID_OPERATION
,
2493 "glCopyTexImage%dD(signed vs unsigned integer)",
2499 /* From page 138 of OpenGL ES 3.0 spec:
2500 * "The error INVALID_OPERATION is generated if floating-point RGBA
2501 * data is required; if signed integer RGBA data is required and the
2502 * format of the current color buffer is not signed integer; if
2503 * unsigned integer RGBA data is required and the format of the
2504 * current color buffer is not unsigned integer; or if fixed-point
2505 * RGBA data is required and the format of the current color buffer
2506 * is not fixed-point.
2508 if (_mesa_is_gles(ctx
) && is_unorm
!= is_rbunorm
)
2509 _mesa_error(ctx
, GL_INVALID_OPERATION
,
2510 "glCopyTexImage%dD(unorm vs non-unorm)", dimensions
);
2513 if (_mesa_is_compressed_format(ctx
, internalFormat
)) {
2515 if (!_mesa_target_can_be_compressed(ctx
, target
, internalFormat
, &err
)) {
2516 _mesa_error(ctx
, err
,
2517 "glCopyTexImage%dD(target can't be compressed)", dimensions
);
2520 if (_mesa_format_no_online_compression(internalFormat
)) {
2521 _mesa_error(ctx
, GL_INVALID_OPERATION
,
2522 "glCopyTexImage%dD(no compression for format)", dimensions
);
2526 _mesa_error(ctx
, GL_INVALID_OPERATION
,
2527 "glCopyTexImage%dD(border!=0)", dimensions
);
2532 if (!mutable_tex_object(texObj
)) {
2533 _mesa_error(ctx
, GL_INVALID_OPERATION
,
2534 "glCopyTexImage%dD(immutable texture)", dimensions
);
2538 /* if we get here, the parameters are OK */
2544 * Test glCopyTexSubImage[12]D() parameters for errors.
2545 * \return GL_TRUE if an error was detected, or GL_FALSE if no errors.
2548 copytexsubimage_error_check(struct gl_context
*ctx
, GLuint dimensions
,
2549 const struct gl_texture_object
*texObj
,
2550 GLenum target
, GLint level
,
2551 GLint xoffset
, GLint yoffset
, GLint zoffset
,
2552 GLint width
, GLint height
, const char *caller
)
2556 struct gl_texture_image
*texImage
;
2558 /* Check that the source buffer is complete */
2559 if (_mesa_is_user_fbo(ctx
->ReadBuffer
)) {
2560 if (ctx
->ReadBuffer
->_Status
== 0) {
2561 _mesa_test_framebuffer_completeness(ctx
, ctx
->ReadBuffer
);
2563 if (ctx
->ReadBuffer
->_Status
!= GL_FRAMEBUFFER_COMPLETE_EXT
) {
2564 _mesa_error(ctx
, GL_INVALID_FRAMEBUFFER_OPERATION_EXT
,
2565 "%s(invalid readbuffer)", caller
);
2569 if (ctx
->ReadBuffer
->Visual
.samples
> 0) {
2570 _mesa_error(ctx
, GL_INVALID_OPERATION
,
2571 "%s(multisample FBO)", caller
);
2577 if (level
< 0 || level
>= _mesa_max_texture_levels(ctx
, target
)) {
2578 _mesa_error(ctx
, GL_INVALID_VALUE
, "%s(level=%d)", caller
, level
);
2582 texImage
= _mesa_select_tex_image(texObj
, target
, level
);
2584 /* destination image does not exist */
2585 _mesa_error(ctx
, GL_INVALID_OPERATION
,
2586 "%s(invalid texture level %d)", caller
, level
);
2590 if (error_check_subtexture_negative_dimensions(ctx
, dimensions
,
2591 width
, height
, 1, caller
)) {
2595 if (error_check_subtexture_dimensions(ctx
, dimensions
, texImage
,
2596 xoffset
, yoffset
, zoffset
,
2597 width
, height
, 1, caller
)) {
2601 if (_mesa_is_format_compressed(texImage
->TexFormat
)) {
2602 if (_mesa_format_no_online_compression(texImage
->InternalFormat
)) {
2603 _mesa_error(ctx
, GL_INVALID_OPERATION
,
2604 "%s(no compression for format)", caller
);
2609 if (texImage
->InternalFormat
== GL_YCBCR_MESA
) {
2610 _mesa_error(ctx
, GL_INVALID_OPERATION
, "%s()", caller
);
2614 /* From OpenGL ES 3.2 spec, section 8.6:
2616 * "An INVALID_OPERATION error is generated by CopyTexSubImage3D,
2617 * CopyTexImage2D, or CopyTexSubImage2D if the internalformat of the
2618 * texture image being (re)specified is RGB9_E5"
2620 if (texImage
->InternalFormat
== GL_RGB9_E5
&&
2621 !_mesa_is_desktop_gl(ctx
)) {
2622 _mesa_error(ctx
, GL_INVALID_OPERATION
,
2623 "%s(invalid internal format %s)", caller
,
2624 _mesa_enum_to_string(texImage
->InternalFormat
));
2628 if (!_mesa_source_buffer_exists(ctx
, texImage
->_BaseFormat
)) {
2629 _mesa_error(ctx
, GL_INVALID_OPERATION
,
2630 "%s(missing readbuffer, format=%s)", caller
,
2631 _mesa_enum_to_string(texImage
->_BaseFormat
));
2635 /* From the EXT_texture_integer spec:
2637 * "INVALID_OPERATION is generated by CopyTexImage* and
2638 * CopyTexSubImage* if the texture internalformat is an integer format
2639 * and the read color buffer is not an integer format, or if the
2640 * internalformat is not an integer format and the read color buffer
2641 * is an integer format."
2643 if (_mesa_is_color_format(texImage
->InternalFormat
)) {
2644 struct gl_renderbuffer
*rb
= ctx
->ReadBuffer
->_ColorReadBuffer
;
2646 if (_mesa_is_format_integer_color(rb
->Format
) !=
2647 _mesa_is_format_integer_color(texImage
->TexFormat
)) {
2648 _mesa_error(ctx
, GL_INVALID_OPERATION
,
2649 "%s(integer vs non-integer)", caller
);
2654 /* In the ES 3.2 specification's Table 8.13 (Valid CopyTexImage source
2655 * framebuffer/destination texture base internal format combinations),
2656 * all the entries for stencil are left blank (unsupported).
2658 if (_mesa_is_gles(ctx
) && _mesa_is_stencil_format(texImage
->_BaseFormat
)) {
2659 _mesa_error(ctx
, GL_INVALID_OPERATION
, "%s(stencil disallowed)", caller
);
2663 /* if we get here, the parameters are OK */
2668 /** Callback info for walking over FBO hash table */
2671 struct gl_context
*ctx
;
2672 struct gl_texture_object
*texObj
;
2678 * Check render to texture callback. Called from _mesa_HashWalk().
2681 check_rtt_cb(UNUSED GLuint key
, void *data
, void *userData
)
2683 struct gl_framebuffer
*fb
= (struct gl_framebuffer
*) data
;
2684 const struct cb_info
*info
= (struct cb_info
*) userData
;
2685 struct gl_context
*ctx
= info
->ctx
;
2686 const struct gl_texture_object
*texObj
= info
->texObj
;
2687 const GLuint level
= info
->level
, face
= info
->face
;
2689 /* If this is a user-created FBO */
2690 if (_mesa_is_user_fbo(fb
)) {
2692 /* check if any of the FBO's attachments point to 'texObj' */
2693 for (i
= 0; i
< BUFFER_COUNT
; i
++) {
2694 struct gl_renderbuffer_attachment
*att
= fb
->Attachment
+ i
;
2695 if (att
->Type
== GL_TEXTURE
&&
2696 att
->Texture
== texObj
&&
2697 att
->TextureLevel
== level
&&
2698 att
->CubeMapFace
== face
) {
2699 _mesa_update_texture_renderbuffer(ctx
, fb
, att
);
2700 assert(att
->Renderbuffer
->TexImage
);
2701 /* Mark fb status as indeterminate to force re-validation */
2704 /* Make sure that the revalidation actually happens if this is
2705 * being done to currently-bound buffers.
2707 if (fb
== ctx
->DrawBuffer
|| fb
== ctx
->ReadBuffer
)
2708 ctx
->NewState
|= _NEW_BUFFERS
;
2716 * When a texture image is specified we have to check if it's bound to
2717 * any framebuffer objects (render to texture) in order to detect changes
2718 * in size or format since that effects FBO completeness.
2719 * Any FBOs rendering into the texture must be re-validated.
2722 _mesa_update_fbo_texture(struct gl_context
*ctx
,
2723 struct gl_texture_object
*texObj
,
2724 GLuint face
, GLuint level
)
2726 /* Only check this texture if it's been marked as RenderToTexture */
2727 if (texObj
->_RenderToTexture
) {
2728 struct cb_info info
;
2730 info
.texObj
= texObj
;
2733 _mesa_HashWalk(ctx
->Shared
->FrameBuffers
, check_rtt_cb
, &info
);
2739 * If the texture object's GenerateMipmap flag is set and we've
2740 * changed the texture base level image, regenerate the rest of the
2741 * mipmap levels now.
2744 check_gen_mipmap(struct gl_context
*ctx
, GLenum target
,
2745 struct gl_texture_object
*texObj
, GLint level
)
2747 if (texObj
->GenerateMipmap
&&
2748 level
== texObj
->BaseLevel
&&
2749 level
< texObj
->MaxLevel
) {
2750 assert(ctx
->Driver
.GenerateMipmap
);
2751 ctx
->Driver
.GenerateMipmap(ctx
, target
, texObj
);
2756 /** Debug helper: override the user-requested internal format */
2758 override_internal_format(GLenum internalFormat
, UNUSED GLint width
,
2759 UNUSED GLint height
)
2762 if (internalFormat
== GL_RGBA16F_ARB
||
2763 internalFormat
== GL_RGBA32F_ARB
) {
2764 printf("Convert rgba float tex to int %d x %d\n", width
, height
);
2767 else if (internalFormat
== GL_RGB16F_ARB
||
2768 internalFormat
== GL_RGB32F_ARB
) {
2769 printf("Convert rgb float tex to int %d x %d\n", width
, height
);
2772 else if (internalFormat
== GL_LUMINANCE_ALPHA16F_ARB
||
2773 internalFormat
== GL_LUMINANCE_ALPHA32F_ARB
) {
2774 printf("Convert luminance float tex to int %d x %d\n", width
, height
);
2775 return GL_LUMINANCE_ALPHA
;
2777 else if (internalFormat
== GL_LUMINANCE16F_ARB
||
2778 internalFormat
== GL_LUMINANCE32F_ARB
) {
2779 printf("Convert luminance float tex to int %d x %d\n", width
, height
);
2780 return GL_LUMINANCE
;
2782 else if (internalFormat
== GL_ALPHA16F_ARB
||
2783 internalFormat
== GL_ALPHA32F_ARB
) {
2784 printf("Convert luminance float tex to int %d x %d\n", width
, height
);
2788 else if (internalFormat == GL_COMPRESSED_RGBA_S3TC_DXT1_EXT) {
2789 internalFormat = GL_RGBA;
2793 return internalFormat
;
2796 return internalFormat
;
2802 * Choose the actual hardware format for a texture image.
2803 * Try to use the same format as the previous image level when possible.
2804 * Otherwise, ask the driver for the best format.
2805 * It's important to try to choose a consistant format for all levels
2806 * for efficient texture memory layout/allocation. In particular, this
2807 * comes up during automatic mipmap generation.
2810 _mesa_choose_texture_format(struct gl_context
*ctx
,
2811 struct gl_texture_object
*texObj
,
2812 GLenum target
, GLint level
,
2813 GLenum internalFormat
, GLenum format
, GLenum type
)
2817 /* see if we've already chosen a format for the previous level */
2819 struct gl_texture_image
*prevImage
=
2820 _mesa_select_tex_image(texObj
, target
, level
- 1);
2821 /* See if the prev level is defined and has an internal format which
2822 * matches the new internal format.
2825 prevImage
->Width
> 0 &&
2826 prevImage
->InternalFormat
== internalFormat
) {
2827 /* use the same format */
2828 assert(prevImage
->TexFormat
!= MESA_FORMAT_NONE
);
2829 return prevImage
->TexFormat
;
2833 f
= ctx
->Driver
.ChooseTextureFormat(ctx
, target
, internalFormat
,
2835 assert(f
!= MESA_FORMAT_NONE
);
2841 * Adjust pixel unpack params and image dimensions to strip off the
2842 * one-pixel texture border.
2844 * Gallium and intel don't support texture borders. They've seldem been used
2845 * and seldom been implemented correctly anyway.
2847 * \param unpackNew returns the new pixel unpack parameters
2850 strip_texture_border(GLenum target
,
2851 GLint
*width
, GLint
*height
, GLint
*depth
,
2852 const struct gl_pixelstore_attrib
*unpack
,
2853 struct gl_pixelstore_attrib
*unpackNew
)
2859 *unpackNew
= *unpack
;
2861 if (unpackNew
->RowLength
== 0)
2862 unpackNew
->RowLength
= *width
;
2864 if (unpackNew
->ImageHeight
== 0)
2865 unpackNew
->ImageHeight
= *height
;
2867 assert(*width
>= 3);
2868 unpackNew
->SkipPixels
++; /* skip the border */
2869 *width
= *width
- 2; /* reduce the width by two border pixels */
2871 /* The min height of a texture with a border is 3 */
2872 if (*height
>= 3 && target
!= GL_TEXTURE_1D_ARRAY
) {
2873 unpackNew
->SkipRows
++; /* skip the border */
2874 *height
= *height
- 2; /* reduce the height by two border pixels */
2878 target
!= GL_TEXTURE_2D_ARRAY
&&
2879 target
!= GL_TEXTURE_CUBE_MAP_ARRAY
) {
2880 unpackNew
->SkipImages
++; /* skip the border */
2881 *depth
= *depth
- 2; /* reduce the depth by two border pixels */
2885 static struct gl_texture_object
*
2886 lookup_texture_ext_dsa(struct gl_context
*ctx
, GLenum target
, GLuint texture
,
2891 case GL_TEXTURE_CUBE_MAP_POSITIVE_X
:
2892 case GL_TEXTURE_CUBE_MAP_NEGATIVE_X
:
2893 case GL_TEXTURE_CUBE_MAP_POSITIVE_Y
:
2894 case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y
:
2895 case GL_TEXTURE_CUBE_MAP_POSITIVE_Z
:
2896 case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z
:
2897 boundTarget
= GL_TEXTURE_CUBE_MAP
;
2900 boundTarget
= target
;
2904 int targetIndex
= _mesa_tex_target_to_index(ctx
, boundTarget
);
2905 if (targetIndex
< 0) {
2906 _mesa_error(ctx
, GL_INVALID_ENUM
, "%s(target = %s)", caller
,
2907 _mesa_enum_to_string(target
));
2910 assert(targetIndex
< NUM_TEXTURE_TARGETS
);
2912 struct gl_texture_object
*texObj
;
2914 /* Use a default texture object */
2915 texObj
= ctx
->Shared
->DefaultTex
[targetIndex
];
2918 texObj
= _mesa_lookup_texture(ctx
, texture
);
2919 if (!texObj
&& ctx
->API
== API_OPENGL_CORE
) {
2920 _mesa_error(ctx
, GL_INVALID_OPERATION
, "%s(non-gen name)", caller
);
2925 texObj
= ctx
->Driver
.NewTextureObject(ctx
, texture
, boundTarget
);
2927 _mesa_error(ctx
, GL_OUT_OF_MEMORY
, "%s", caller
);
2931 /* insert into hash table */
2932 _mesa_HashInsert(ctx
->Shared
->TexObjects
, texObj
->Name
, texObj
);
2935 if (texObj
->Target
!= boundTarget
) {
2936 _mesa_error(ctx
, GL_INVALID_OPERATION
, "%s(%s != %s)",
2937 caller
, _mesa_enum_to_string(texObj
->Target
),
2938 _mesa_enum_to_string(target
));
2947 * Common code to implement all the glTexImage1D/2D/3D functions,
2948 * glCompressedTexImage1D/2D/3D and glTextureImage1D/2D/3DEXT
2949 * \param compressed only GL_TRUE for glCompressedTexImage1D/2D/3D calls.
2950 * \param format the user's image format (only used if !compressed)
2951 * \param type the user's image type (only used if !compressed)
2952 * \param imageSize only used for glCompressedTexImage1D/2D/3D calls.
2954 static ALWAYS_INLINE
void
2955 teximage(struct gl_context
*ctx
, GLboolean compressed
, GLuint dims
,
2956 struct gl_texture_object
*texObj
,
2957 GLenum target
, GLint level
, GLint internalFormat
,
2958 GLsizei width
, GLsizei height
, GLsizei depth
,
2959 GLint border
, GLenum format
, GLenum type
,
2960 GLsizei imageSize
, const GLvoid
*pixels
, bool no_error
)
2962 const char *func
= compressed
? "glCompressedTexImage" : "glTexImage";
2963 struct gl_pixelstore_attrib unpack_no_border
;
2964 const struct gl_pixelstore_attrib
*unpack
= &ctx
->Unpack
;
2965 mesa_format texFormat
;
2966 bool dimensionsOK
= true, sizeOK
= true;
2968 FLUSH_VERTICES(ctx
, 0);
2970 if (MESA_VERBOSE
& (VERBOSE_API
|VERBOSE_TEXTURE
)) {
2973 "glCompressedTexImage%uD %s %d %s %d %d %d %d %p\n",
2975 _mesa_enum_to_string(target
), level
,
2976 _mesa_enum_to_string(internalFormat
),
2977 width
, height
, depth
, border
, pixels
);
2980 "glTexImage%uD %s %d %s %d %d %d %d %s %s %p\n",
2982 _mesa_enum_to_string(target
), level
,
2983 _mesa_enum_to_string(internalFormat
),
2984 width
, height
, depth
, border
,
2985 _mesa_enum_to_string(format
),
2986 _mesa_enum_to_string(type
), pixels
);
2989 internalFormat
= override_internal_format(internalFormat
, width
, height
);
2992 texObj
= _mesa_get_current_tex_object(ctx
, target
);
2995 /* target error checking */
2996 if (!legal_teximage_target(ctx
, dims
, target
)) {
2997 _mesa_error(ctx
, GL_INVALID_ENUM
, "%s%uD(target=%s)",
2998 func
, dims
, _mesa_enum_to_string(target
));
3002 /* general error checking */
3004 if (compressed_texture_error_check(ctx
, dims
, target
, texObj
,
3005 level
, internalFormat
,
3006 width
, height
, depth
,
3007 border
, imageSize
, pixels
))
3010 if (texture_error_check(ctx
, dims
, target
, texObj
, level
, internalFormat
,
3011 format
, type
, width
, height
, depth
, border
,
3018 /* Here we convert a cpal compressed image into a regular glTexImage2D
3019 * call by decompressing the texture. If we really want to support cpal
3020 * textures in any driver this would have to be changed.
3022 if (ctx
->API
== API_OPENGLES
&& compressed
&& dims
== 2) {
3023 switch (internalFormat
) {
3024 case GL_PALETTE4_RGB8_OES
:
3025 case GL_PALETTE4_RGBA8_OES
:
3026 case GL_PALETTE4_R5_G6_B5_OES
:
3027 case GL_PALETTE4_RGBA4_OES
:
3028 case GL_PALETTE4_RGB5_A1_OES
:
3029 case GL_PALETTE8_RGB8_OES
:
3030 case GL_PALETTE8_RGBA8_OES
:
3031 case GL_PALETTE8_R5_G6_B5_OES
:
3032 case GL_PALETTE8_RGBA4_OES
:
3033 case GL_PALETTE8_RGB5_A1_OES
:
3034 _mesa_cpal_compressed_teximage2d(target
, level
, internalFormat
,
3035 width
, height
, imageSize
, pixels
);
3041 /* For glCompressedTexImage() the driver has no choice about the
3042 * texture format since we'll never transcode the user's compressed
3043 * image data. The internalFormat was error checked earlier.
3045 texFormat
= _mesa_glenum_to_compressed_format(internalFormat
);
3048 /* In case of HALF_FLOAT_OES or FLOAT_OES, find corresponding sized
3049 * internal floating point format for the given base format.
3051 if (_mesa_is_gles(ctx
) && format
== internalFormat
) {
3052 if (type
== GL_FLOAT
) {
3053 texObj
->_IsFloat
= GL_TRUE
;
3054 } else if (type
== GL_HALF_FLOAT_OES
|| type
== GL_HALF_FLOAT
) {
3055 texObj
->_IsHalfFloat
= GL_TRUE
;
3058 internalFormat
= adjust_for_oes_float_texture(ctx
, format
, type
);
3061 texFormat
= _mesa_choose_texture_format(ctx
, texObj
, target
, level
,
3062 internalFormat
, format
, type
);
3065 assert(texFormat
!= MESA_FORMAT_NONE
);
3068 /* check that width, height, depth are legal for the mipmap level */
3069 dimensionsOK
= _mesa_legal_texture_dimensions(ctx
, target
, level
, width
,
3070 height
, depth
, border
);
3072 /* check that the texture won't take too much memory, etc */
3073 sizeOK
= ctx
->Driver
.TestProxyTexImage(ctx
, proxy_target(target
),
3074 0, level
, texFormat
, 1,
3075 width
, height
, depth
);
3078 if (_mesa_is_proxy_texture(target
)) {
3079 /* Proxy texture: just clear or set state depending on error checking */
3080 struct gl_texture_image
*texImage
=
3081 get_proxy_tex_image(ctx
, target
, level
);
3084 return; /* GL_OUT_OF_MEMORY already recorded */
3086 if (dimensionsOK
&& sizeOK
) {
3087 _mesa_init_teximage_fields(ctx
, texImage
, width
, height
, depth
,
3088 border
, internalFormat
, texFormat
);
3091 clear_teximage_fields(texImage
);
3095 /* non-proxy target */
3096 const GLuint face
= _mesa_tex_target_to_face(target
);
3097 struct gl_texture_image
*texImage
;
3099 if (!dimensionsOK
) {
3100 _mesa_error(ctx
, GL_INVALID_VALUE
,
3101 "%s%uD(invalid width=%d or height=%d or depth=%d)",
3102 func
, dims
, width
, height
, depth
);
3107 _mesa_error(ctx
, GL_OUT_OF_MEMORY
,
3108 "%s%uD(image too large: %d x %d x %d, %s format)",
3109 func
, dims
, width
, height
, depth
,
3110 _mesa_enum_to_string(internalFormat
));
3114 /* Allow a hardware driver to just strip out the border, to provide
3115 * reliable but slightly incorrect hardware rendering instead of
3116 * rarely-tested software fallback rendering.
3118 if (border
&& ctx
->Const
.StripTextureBorder
) {
3119 strip_texture_border(target
, &width
, &height
, &depth
, unpack
,
3122 unpack
= &unpack_no_border
;
3125 if (ctx
->NewState
& _NEW_PIXEL
)
3126 _mesa_update_state(ctx
);
3128 _mesa_lock_texture(ctx
, texObj
);
3130 texImage
= _mesa_get_tex_image(ctx
, texObj
, target
, level
);
3133 _mesa_error(ctx
, GL_OUT_OF_MEMORY
, "%s%uD", func
, dims
);
3136 ctx
->Driver
.FreeTextureImageBuffer(ctx
, texImage
);
3138 _mesa_init_teximage_fields(ctx
, texImage
,
3139 width
, height
, depth
,
3140 border
, internalFormat
, texFormat
);
3142 /* Give the texture to the driver. <pixels> may be null. */
3143 if (width
> 0 && height
> 0 && depth
> 0) {
3145 ctx
->Driver
.CompressedTexImage(ctx
, dims
, texImage
,
3149 ctx
->Driver
.TexImage(ctx
, dims
, texImage
, format
,
3150 type
, pixels
, unpack
);
3154 check_gen_mipmap(ctx
, target
, texObj
, level
);
3156 _mesa_update_fbo_texture(ctx
, texObj
, face
, level
);
3158 _mesa_dirty_texobj(ctx
, texObj
);
3161 _mesa_unlock_texture(ctx
, texObj
);
3166 /* This is a wrapper around teximage() so that we can force the KHR_no_error
3167 * logic to be inlined without inlining the function into all the callers.
3170 teximage_err(struct gl_context
*ctx
, GLboolean compressed
, GLuint dims
,
3171 GLenum target
, GLint level
, GLint internalFormat
,
3172 GLsizei width
, GLsizei height
, GLsizei depth
,
3173 GLint border
, GLenum format
, GLenum type
,
3174 GLsizei imageSize
, const GLvoid
*pixels
)
3176 teximage(ctx
, compressed
, dims
, NULL
, target
, level
, internalFormat
, width
, height
,
3177 depth
, border
, format
, type
, imageSize
, pixels
, false);
3182 teximage_no_error(struct gl_context
*ctx
, GLboolean compressed
, GLuint dims
,
3183 GLenum target
, GLint level
, GLint internalFormat
,
3184 GLsizei width
, GLsizei height
, GLsizei depth
,
3185 GLint border
, GLenum format
, GLenum type
,
3186 GLsizei imageSize
, const GLvoid
*pixels
)
3188 teximage(ctx
, compressed
, dims
, NULL
, target
, level
, internalFormat
, width
, height
,
3189 depth
, border
, format
, type
, imageSize
, pixels
, true);
3194 * Called from the API. Note that width includes the border.
3197 _mesa_TexImage1D( GLenum target
, GLint level
, GLint internalFormat
,
3198 GLsizei width
, GLint border
, GLenum format
,
3199 GLenum type
, const GLvoid
*pixels
)
3201 GET_CURRENT_CONTEXT(ctx
);
3202 teximage_err(ctx
, GL_FALSE
, 1, target
, level
, internalFormat
, width
, 1, 1,
3203 border
, format
, type
, 0, pixels
);
3207 _mesa_TextureImage1DEXT(GLuint texture
, GLenum target
, GLint level
,
3208 GLint internalFormat
, GLsizei width
, GLint border
,
3209 GLenum format
, GLenum type
, const GLvoid
*pixels
)
3211 struct gl_texture_object
* texObj
;
3212 GET_CURRENT_CONTEXT(ctx
);
3214 texObj
= _mesa_lookup_or_create_texture(ctx
, target
, texture
, false, true,
3215 "glTextureImage1DEXT");
3218 teximage(ctx
, GL_FALSE
, 1, texObj
, target
, level
, internalFormat
,
3219 width
, 1, 1, border
, format
, type
, 0, pixels
, false);
3223 _mesa_MultiTexImage1DEXT(GLenum texunit
, GLenum target
, GLint level
,
3224 GLint internalFormat
, GLsizei width
, GLint border
,
3225 GLenum format
, GLenum type
, const GLvoid
*pixels
)
3227 struct gl_texture_object
* texObj
;
3228 GET_CURRENT_CONTEXT(ctx
);
3230 texObj
= _mesa_get_texobj_by_target_and_texunit(ctx
, target
,
3231 texunit
- GL_TEXTURE0
,
3233 "glMultiTexImage1DEXT");
3236 teximage(ctx
, GL_FALSE
, 1, texObj
, target
, level
, internalFormat
, width
, 1, 1,
3237 border
, format
, type
, 0, pixels
, false);
3241 _mesa_TexImage2D( GLenum target
, GLint level
, GLint internalFormat
,
3242 GLsizei width
, GLsizei height
, GLint border
,
3243 GLenum format
, GLenum type
,
3244 const GLvoid
*pixels
)
3246 GET_CURRENT_CONTEXT(ctx
);
3247 teximage_err(ctx
, GL_FALSE
, 2, target
, level
, internalFormat
, width
, height
, 1,
3248 border
, format
, type
, 0, pixels
);
3252 _mesa_TextureImage2DEXT(GLuint texture
, GLenum target
, GLint level
,
3253 GLint internalFormat
, GLsizei width
, GLsizei height
,
3255 GLenum format
, GLenum type
, const GLvoid
*pixels
)
3257 struct gl_texture_object
* texObj
;
3258 GET_CURRENT_CONTEXT(ctx
);
3260 texObj
= _mesa_lookup_or_create_texture(ctx
, target
, texture
, false, true,
3261 "glTextureImage2DEXT");
3264 teximage(ctx
, GL_FALSE
, 2, texObj
, target
, level
, internalFormat
,
3265 width
, height
, 1, border
, format
, type
, 0, pixels
, false);
3269 _mesa_MultiTexImage2DEXT(GLenum texunit
, GLenum target
, GLint level
,
3270 GLint internalFormat
, GLsizei width
, GLsizei height
,
3272 GLenum format
, GLenum type
, const GLvoid
*pixels
)
3274 struct gl_texture_object
* texObj
;
3275 GET_CURRENT_CONTEXT(ctx
);
3277 texObj
= _mesa_get_texobj_by_target_and_texunit(ctx
, target
,
3278 texunit
- GL_TEXTURE0
,
3280 "glMultiTexImage2DEXT");
3283 teximage(ctx
, GL_FALSE
, 2, texObj
, target
, level
, internalFormat
, width
, height
, 1,
3284 border
, format
, type
, 0, pixels
, false);
3288 * Called by the API or display list executor.
3289 * Note that width and height include the border.
3292 _mesa_TexImage3D( GLenum target
, GLint level
, GLint internalFormat
,
3293 GLsizei width
, GLsizei height
, GLsizei depth
,
3294 GLint border
, GLenum format
, GLenum type
,
3295 const GLvoid
*pixels
)
3297 GET_CURRENT_CONTEXT(ctx
);
3298 teximage_err(ctx
, GL_FALSE
, 3, target
, level
, internalFormat
,
3299 width
, height
, depth
, border
, format
, type
, 0, pixels
);
3303 _mesa_TextureImage3DEXT(GLuint texture
, GLenum target
, GLint level
,
3304 GLint internalFormat
, GLsizei width
, GLsizei height
,
3305 GLsizei depth
, GLint border
,
3306 GLenum format
, GLenum type
, const GLvoid
*pixels
)
3308 struct gl_texture_object
* texObj
;
3309 GET_CURRENT_CONTEXT(ctx
);
3311 texObj
= _mesa_lookup_or_create_texture(ctx
, target
, texture
, false, true,
3312 "glTextureImage3DEXT");
3315 teximage(ctx
, GL_FALSE
, 3, texObj
, target
, level
, internalFormat
,
3316 width
, height
, depth
, border
, format
, type
, 0, pixels
, false);
3321 _mesa_MultiTexImage3DEXT(GLenum texunit
, GLenum target
, GLint level
,
3322 GLint internalFormat
, GLsizei width
, GLsizei height
,
3323 GLsizei depth
, GLint border
, GLenum format
, GLenum type
,
3324 const GLvoid
*pixels
)
3326 struct gl_texture_object
* texObj
;
3327 GET_CURRENT_CONTEXT(ctx
);
3329 texObj
= _mesa_get_texobj_by_target_and_texunit(ctx
, target
,
3330 texunit
- GL_TEXTURE0
,
3332 "glMultiTexImage3DEXT");
3335 teximage(ctx
, GL_FALSE
, 3, texObj
, target
, level
, internalFormat
,
3336 width
, height
, depth
, border
, format
, type
, 0, pixels
, false);
3341 _mesa_TexImage3DEXT( GLenum target
, GLint level
, GLenum internalFormat
,
3342 GLsizei width
, GLsizei height
, GLsizei depth
,
3343 GLint border
, GLenum format
, GLenum type
,
3344 const GLvoid
*pixels
)
3346 _mesa_TexImage3D(target
, level
, (GLint
) internalFormat
, width
, height
,
3347 depth
, border
, format
, type
, pixels
);
3352 _mesa_TexImage1D_no_error(GLenum target
, GLint level
, GLint internalFormat
,
3353 GLsizei width
, GLint border
, GLenum format
,
3354 GLenum type
, const GLvoid
*pixels
)
3356 GET_CURRENT_CONTEXT(ctx
);
3357 teximage_no_error(ctx
, GL_FALSE
, 1, target
, level
, internalFormat
, width
, 1,
3358 1, border
, format
, type
, 0, pixels
);
3363 _mesa_TexImage2D_no_error(GLenum target
, GLint level
, GLint internalFormat
,
3364 GLsizei width
, GLsizei height
, GLint border
,
3365 GLenum format
, GLenum type
, const GLvoid
*pixels
)
3367 GET_CURRENT_CONTEXT(ctx
);
3368 teximage_no_error(ctx
, GL_FALSE
, 2, target
, level
, internalFormat
, width
,
3369 height
, 1, border
, format
, type
, 0, pixels
);
3374 _mesa_TexImage3D_no_error(GLenum target
, GLint level
, GLint internalFormat
,
3375 GLsizei width
, GLsizei height
, GLsizei depth
,
3376 GLint border
, GLenum format
, GLenum type
,
3377 const GLvoid
*pixels
)
3379 GET_CURRENT_CONTEXT(ctx
);
3380 teximage_no_error(ctx
, GL_FALSE
, 3, target
, level
, internalFormat
,
3381 width
, height
, depth
, border
, format
, type
, 0, pixels
);
3386 _mesa_EGLImageTargetTexture2DOES (GLenum target
, GLeglImageOES image
)
3388 struct gl_texture_object
*texObj
;
3389 struct gl_texture_image
*texImage
;
3391 GET_CURRENT_CONTEXT(ctx
);
3392 FLUSH_VERTICES(ctx
, 0);
3396 valid_target
= ctx
->Extensions
.OES_EGL_image
;
3398 case GL_TEXTURE_EXTERNAL_OES
:
3400 _mesa_is_gles(ctx
) ? ctx
->Extensions
.OES_EGL_image_external
: false;
3403 valid_target
= false;
3407 if (!valid_target
) {
3408 _mesa_error(ctx
, GL_INVALID_ENUM
,
3409 "glEGLImageTargetTexture2D(target=%d)", target
);
3414 _mesa_error(ctx
, GL_INVALID_OPERATION
,
3415 "glEGLImageTargetTexture2D(image=%p)", image
);
3419 if (ctx
->NewState
& _NEW_PIXEL
)
3420 _mesa_update_state(ctx
);
3422 texObj
= _mesa_get_current_tex_object(ctx
, target
);
3426 _mesa_lock_texture(ctx
, texObj
);
3428 if (texObj
->Immutable
) {
3429 _mesa_error(ctx
, GL_INVALID_OPERATION
,
3430 "glEGLImageTargetTexture2D(texture is immutable)");
3431 _mesa_unlock_texture(ctx
, texObj
);
3435 texImage
= _mesa_get_tex_image(ctx
, texObj
, target
, 0);
3437 _mesa_error(ctx
, GL_OUT_OF_MEMORY
, "glEGLImageTargetTexture2D");
3439 ctx
->Driver
.FreeTextureImageBuffer(ctx
, texImage
);
3441 ctx
->Driver
.EGLImageTargetTexture2D(ctx
, target
,
3442 texObj
, texImage
, image
);
3444 _mesa_dirty_texobj(ctx
, texObj
);
3446 _mesa_unlock_texture(ctx
, texObj
);
3450 * Helper that implements the glTexSubImage1/2/3D()
3451 * and glTextureSubImage1/2/3D() functions.
3454 texture_sub_image(struct gl_context
*ctx
, GLuint dims
,
3455 struct gl_texture_object
*texObj
,
3456 struct gl_texture_image
*texImage
,
3457 GLenum target
, GLint level
,
3458 GLint xoffset
, GLint yoffset
, GLint zoffset
,
3459 GLsizei width
, GLsizei height
, GLsizei depth
,
3460 GLenum format
, GLenum type
, const GLvoid
*pixels
)
3462 FLUSH_VERTICES(ctx
, 0);
3464 if (ctx
->NewState
& _NEW_PIXEL
)
3465 _mesa_update_state(ctx
);
3467 _mesa_lock_texture(ctx
, texObj
);
3469 if (width
> 0 && height
> 0 && depth
> 0) {
3470 /* If we have a border, offset=-1 is legal. Bias by border width. */
3473 if (target
!= GL_TEXTURE_2D_ARRAY
)
3474 zoffset
+= texImage
->Border
;
3477 if (target
!= GL_TEXTURE_1D_ARRAY
)
3478 yoffset
+= texImage
->Border
;
3481 xoffset
+= texImage
->Border
;
3484 ctx
->Driver
.TexSubImage(ctx
, dims
, texImage
,
3485 xoffset
, yoffset
, zoffset
,
3486 width
, height
, depth
,
3487 format
, type
, pixels
, &ctx
->Unpack
);
3489 check_gen_mipmap(ctx
, target
, texObj
, level
);
3491 /* NOTE: Don't signal _NEW_TEXTURE_OBJECT since we've only changed
3492 * the texel data, not the texture format, size, etc.
3496 _mesa_unlock_texture(ctx
, texObj
);
3500 * Implement all the glTexSubImage1/2/3D() functions.
3501 * Must split this out this way because of GL_TEXTURE_CUBE_MAP.
3504 texsubimage_err(struct gl_context
*ctx
, GLuint dims
, GLenum target
, GLint level
,
3505 GLint xoffset
, GLint yoffset
, GLint zoffset
,
3506 GLsizei width
, GLsizei height
, GLsizei depth
,
3507 GLenum format
, GLenum type
, const GLvoid
*pixels
,
3508 const char *callerName
)
3510 struct gl_texture_object
*texObj
;
3511 struct gl_texture_image
*texImage
;
3513 /* check target (proxies not allowed) */
3514 if (!legal_texsubimage_target(ctx
, dims
, target
, false)) {
3515 _mesa_error(ctx
, GL_INVALID_ENUM
, "glTexSubImage%uD(target=%s)",
3516 dims
, _mesa_enum_to_string(target
));
3520 texObj
= _mesa_get_current_tex_object(ctx
, target
);
3524 if (texsubimage_error_check(ctx
, dims
, texObj
, target
, level
,
3525 xoffset
, yoffset
, zoffset
,
3526 width
, height
, depth
, format
, type
,
3527 pixels
, callerName
)) {
3528 return; /* error was detected */
3531 texImage
= _mesa_select_tex_image(texObj
, target
, level
);
3532 /* texsubimage_error_check ensures that texImage is not NULL */
3534 if (MESA_VERBOSE
& (VERBOSE_API
|VERBOSE_TEXTURE
))
3535 _mesa_debug(ctx
, "glTexSubImage%uD %s %d %d %d %d %d %d %d %s %s %p\n",
3537 _mesa_enum_to_string(target
), level
,
3538 xoffset
, yoffset
, zoffset
, width
, height
, depth
,
3539 _mesa_enum_to_string(format
),
3540 _mesa_enum_to_string(type
), pixels
);
3542 texture_sub_image(ctx
, dims
, texObj
, texImage
, target
, level
,
3543 xoffset
, yoffset
, zoffset
, width
, height
, depth
,
3544 format
, type
, pixels
);
3549 texsubimage(struct gl_context
*ctx
, GLuint dims
, GLenum target
, GLint level
,
3550 GLint xoffset
, GLint yoffset
, GLint zoffset
,
3551 GLsizei width
, GLsizei height
, GLsizei depth
,
3552 GLenum format
, GLenum type
, const GLvoid
*pixels
)
3554 struct gl_texture_object
*texObj
;
3555 struct gl_texture_image
*texImage
;
3557 texObj
= _mesa_get_current_tex_object(ctx
, target
);
3558 texImage
= _mesa_select_tex_image(texObj
, target
, level
);
3560 texture_sub_image(ctx
, dims
, texObj
, texImage
, target
, level
,
3561 xoffset
, yoffset
, zoffset
, width
, height
, depth
,
3562 format
, type
, pixels
);
3567 * Implement all the glTextureSubImage1/2/3D() functions.
3568 * Must split this out this way because of GL_TEXTURE_CUBE_MAP.
3570 static ALWAYS_INLINE
void
3571 texturesubimage(struct gl_context
*ctx
, GLuint dims
,
3572 GLuint texture
, GLenum target
, GLint level
,
3573 GLint xoffset
, GLint yoffset
, GLint zoffset
,
3574 GLsizei width
, GLsizei height
, GLsizei depth
,
3575 GLenum format
, GLenum type
, const GLvoid
*pixels
,
3576 const char *callerName
, bool no_error
, bool ext_dsa
)
3578 struct gl_texture_object
*texObj
;
3579 struct gl_texture_image
*texImage
;
3582 if (MESA_VERBOSE
& (VERBOSE_API
|VERBOSE_TEXTURE
))
3584 "glTextureSubImage%uD %d %d %d %d %d %d %d %d %s %s %p\n",
3585 dims
, texture
, level
,
3586 xoffset
, yoffset
, zoffset
, width
, height
, depth
,
3587 _mesa_enum_to_string(format
),
3588 _mesa_enum_to_string(type
), pixels
);
3590 /* Get the texture object by Name. */
3593 texObj
= _mesa_lookup_texture_err(ctx
, texture
, callerName
);
3595 texObj
= lookup_texture_ext_dsa(ctx
, target
, texture
, callerName
);
3600 texObj
= _mesa_lookup_texture(ctx
, texture
);
3604 /* check target (proxies not allowed) */
3605 if (!legal_texsubimage_target(ctx
, dims
, texObj
->Target
, true)) {
3606 _mesa_error(ctx
, GL_INVALID_ENUM
, "%s(target=%s)",
3607 callerName
, _mesa_enum_to_string(texObj
->Target
));
3611 if (texsubimage_error_check(ctx
, dims
, texObj
, texObj
->Target
, level
,
3612 xoffset
, yoffset
, zoffset
,
3613 width
, height
, depth
, format
, type
,
3614 pixels
, callerName
)) {
3615 return; /* error was detected */
3619 /* Must handle special case GL_TEXTURE_CUBE_MAP. */
3620 if (texObj
->Target
== GL_TEXTURE_CUBE_MAP
) {
3624 * What do we do if the user created a texture with the following code
3625 * and then called this function with its handle?
3628 * glCreateTextures(GL_TEXTURE_CUBE_MAP, 1, &tex);
3629 * glBindTexture(GL_TEXTURE_CUBE_MAP, tex);
3630 * glTexImage2D(GL_TEXTURE_CUBE_MAP_POSITIVE_X, 0, ...);
3631 * glTexImage2D(GL_TEXTURE_CUBE_MAP_NEGATIVE_X, 0, ...);
3632 * glTexImage2D(GL_TEXTURE_CUBE_MAP_POSITIVE_Y, 0, ...);
3633 * // Note: GL_TEXTURE_CUBE_MAP_NEGATIVE_Y not set, or given the
3634 * // wrong format, or given the wrong size, etc.
3635 * glTexImage2D(GL_TEXTURE_CUBE_MAP_POSITIVE_Z, 0, ...);
3636 * glTexImage2D(GL_TEXTURE_CUBE_MAP_NEGATIVE_Z, 0, ...);
3638 * A bug has been filed against the spec for this case. In the
3639 * meantime, we will check for cube completeness.
3641 * According to Section 8.17 Texture Completeness in the OpenGL 4.5
3642 * Core Profile spec (30.10.2014):
3643 * "[A] cube map texture is cube complete if the
3644 * following conditions all hold true: The [base level] texture
3645 * images of each of the six cube map faces have identical, positive,
3646 * and square dimensions. The [base level] images were each specified
3647 * with the same internal format."
3649 * It seems reasonable to check for cube completeness of an arbitrary
3650 * level here so that the image data has a consistent format and size.
3652 if (!no_error
&& !_mesa_cube_level_complete(texObj
, level
)) {
3653 _mesa_error(ctx
, GL_INVALID_OPERATION
,
3654 "glTextureSubImage%uD(cube map incomplete)",
3659 imageStride
= _mesa_image_image_stride(&ctx
->Unpack
, width
, height
,
3661 /* Copy in each face. */
3662 for (i
= zoffset
; i
< zoffset
+ depth
; ++i
) {
3663 texImage
= texObj
->Image
[i
][level
];
3666 texture_sub_image(ctx
, 3, texObj
, texImage
, texObj
->Target
,
3667 level
, xoffset
, yoffset
, 0,
3668 width
, height
, 1, format
,
3670 pixels
= (GLubyte
*) pixels
+ imageStride
;
3674 texImage
= _mesa_select_tex_image(texObj
, texObj
->Target
, level
);
3677 texture_sub_image(ctx
, dims
, texObj
, texImage
, texObj
->Target
,
3678 level
, xoffset
, yoffset
, zoffset
,
3679 width
, height
, depth
, format
,
3686 texturesubimage_error(struct gl_context
*ctx
, GLuint dims
,
3687 GLuint texture
, GLenum target
, GLint level
,
3688 GLint xoffset
, GLint yoffset
, GLint zoffset
,
3689 GLsizei width
, GLsizei height
, GLsizei depth
,
3690 GLenum format
, GLenum type
, const GLvoid
*pixels
,
3691 const char *callerName
, bool ext_dsa
)
3693 texturesubimage(ctx
, dims
, texture
, target
, level
, xoffset
, yoffset
,
3694 zoffset
, width
, height
, depth
, format
, type
, pixels
,
3695 callerName
, false, ext_dsa
);
3700 texturesubimage_no_error(struct gl_context
*ctx
, GLuint dims
,
3701 GLuint texture
, GLenum target
, GLint level
,
3702 GLint xoffset
, GLint yoffset
, GLint zoffset
,
3703 GLsizei width
, GLsizei height
, GLsizei depth
,
3704 GLenum format
, GLenum type
, const GLvoid
*pixels
,
3705 const char *callerName
, bool ext_dsa
)
3707 texturesubimage(ctx
, dims
, texture
, target
, level
, xoffset
, yoffset
,
3708 zoffset
, width
, height
, depth
, format
, type
, pixels
,
3709 callerName
, true, ext_dsa
);
3714 _mesa_TexSubImage1D_no_error(GLenum target
, GLint level
,
3715 GLint xoffset
, GLsizei width
,
3716 GLenum format
, GLenum type
,
3717 const GLvoid
*pixels
)
3719 GET_CURRENT_CONTEXT(ctx
);
3720 texsubimage(ctx
, 1, target
, level
,
3723 format
, type
, pixels
);
3728 _mesa_TexSubImage1D( GLenum target
, GLint level
,
3729 GLint xoffset
, GLsizei width
,
3730 GLenum format
, GLenum type
,
3731 const GLvoid
*pixels
)
3733 GET_CURRENT_CONTEXT(ctx
);
3734 texsubimage_err(ctx
, 1, target
, level
,
3737 format
, type
, pixels
, "glTexSubImage1D");
3742 _mesa_TexSubImage2D_no_error(GLenum target
, GLint level
,
3743 GLint xoffset
, GLint yoffset
,
3744 GLsizei width
, GLsizei height
,
3745 GLenum format
, GLenum type
,
3746 const GLvoid
*pixels
)
3748 GET_CURRENT_CONTEXT(ctx
);
3749 texsubimage(ctx
, 2, target
, level
,
3750 xoffset
, yoffset
, 0,
3752 format
, type
, pixels
);
3757 _mesa_TexSubImage2D( GLenum target
, GLint level
,
3758 GLint xoffset
, GLint yoffset
,
3759 GLsizei width
, GLsizei height
,
3760 GLenum format
, GLenum type
,
3761 const GLvoid
*pixels
)
3763 GET_CURRENT_CONTEXT(ctx
);
3764 texsubimage_err(ctx
, 2, target
, level
,
3765 xoffset
, yoffset
, 0,
3767 format
, type
, pixels
, "glTexSubImage2D");
3772 _mesa_TexSubImage3D_no_error(GLenum target
, GLint level
,
3773 GLint xoffset
, GLint yoffset
, GLint zoffset
,
3774 GLsizei width
, GLsizei height
, GLsizei depth
,
3775 GLenum format
, GLenum type
,
3776 const GLvoid
*pixels
)
3778 GET_CURRENT_CONTEXT(ctx
);
3779 texsubimage(ctx
, 3, target
, level
,
3780 xoffset
, yoffset
, zoffset
,
3781 width
, height
, depth
,
3782 format
, type
, pixels
);
3787 _mesa_TexSubImage3D( GLenum target
, GLint level
,
3788 GLint xoffset
, GLint yoffset
, GLint zoffset
,
3789 GLsizei width
, GLsizei height
, GLsizei depth
,
3790 GLenum format
, GLenum type
,
3791 const GLvoid
*pixels
)
3793 GET_CURRENT_CONTEXT(ctx
);
3794 texsubimage_err(ctx
, 3, target
, level
,
3795 xoffset
, yoffset
, zoffset
,
3796 width
, height
, depth
,
3797 format
, type
, pixels
, "glTexSubImage3D");
3802 _mesa_TextureSubImage1D_no_error(GLuint texture
, GLint level
, GLint xoffset
,
3803 GLsizei width
, GLenum format
, GLenum type
,
3804 const GLvoid
*pixels
)
3806 GET_CURRENT_CONTEXT(ctx
);
3807 texturesubimage_no_error(ctx
, 1, texture
, 0, level
, xoffset
, 0, 0, width
,
3808 1, 1, format
, type
, pixels
, "glTextureSubImage1D",
3814 _mesa_TextureSubImage1DEXT(GLuint texture
, GLenum target
, GLint level
,
3815 GLint xoffset
, GLsizei width
,
3816 GLenum format
, GLenum type
,
3817 const GLvoid
*pixels
)
3819 GET_CURRENT_CONTEXT(ctx
);
3820 texturesubimage_error(ctx
, 1, texture
, target
, level
, xoffset
, 0, 0, width
, 1,
3821 1, format
, type
, pixels
, "glTextureSubImage1DEXT",
3827 _mesa_MultiTexSubImage1DEXT(GLenum texunit
, GLenum target
, GLint level
,
3828 GLint xoffset
, GLsizei width
,
3829 GLenum format
, GLenum type
,
3830 const GLvoid
*pixels
)
3832 GET_CURRENT_CONTEXT(ctx
);
3833 struct gl_texture_object
*texObj
;
3834 struct gl_texture_image
*texImage
;
3836 texObj
= _mesa_get_texobj_by_target_and_texunit(ctx
, target
,
3837 texunit
- GL_TEXTURE0
,
3839 "glMultiTexImage1DEXT");
3840 texImage
= _mesa_select_tex_image(texObj
, target
, level
);
3842 texture_sub_image(ctx
, 1, texObj
, texImage
, target
, level
,
3843 xoffset
, 0, 0, width
, 1, 1,
3844 format
, type
, pixels
);
3849 _mesa_TextureSubImage1D(GLuint texture
, GLint level
,
3850 GLint xoffset
, GLsizei width
,
3851 GLenum format
, GLenum type
,
3852 const GLvoid
*pixels
)
3854 GET_CURRENT_CONTEXT(ctx
);
3855 texturesubimage_error(ctx
, 1, texture
, 0, level
, xoffset
, 0, 0, width
, 1,
3856 1, format
, type
, pixels
, "glTextureSubImage1D",
3862 _mesa_TextureSubImage2D_no_error(GLuint texture
, GLint level
, GLint xoffset
,
3863 GLint yoffset
, GLsizei width
, GLsizei height
,
3864 GLenum format
, GLenum type
,
3865 const GLvoid
*pixels
)
3867 GET_CURRENT_CONTEXT(ctx
);
3868 texturesubimage_no_error(ctx
, 2, texture
, 0, level
, xoffset
, yoffset
, 0,
3869 width
, height
, 1, format
, type
, pixels
,
3870 "glTextureSubImage2D", false);
3875 _mesa_TextureSubImage2DEXT(GLuint texture
, GLenum target
, GLint level
,
3876 GLint xoffset
, GLint yoffset
, GLsizei width
,
3877 GLsizei height
, GLenum format
, GLenum type
,
3878 const GLvoid
*pixels
)
3880 GET_CURRENT_CONTEXT(ctx
);
3881 texturesubimage_error(ctx
, 2, texture
, target
, level
, xoffset
, yoffset
, 0,
3882 width
, height
, 1, format
, type
, pixels
,
3883 "glTextureSubImage2DEXT", true);
3888 _mesa_MultiTexSubImage2DEXT(GLenum texunit
, GLenum target
, GLint level
,
3889 GLint xoffset
, GLint yoffset
, GLsizei width
,
3890 GLsizei height
, GLenum format
, GLenum type
,
3891 const GLvoid
*pixels
)
3893 GET_CURRENT_CONTEXT(ctx
);
3894 struct gl_texture_object
*texObj
;
3895 struct gl_texture_image
*texImage
;
3897 texObj
= _mesa_get_texobj_by_target_and_texunit(ctx
, target
,
3898 texunit
- GL_TEXTURE0
,
3900 "glMultiTexImage2DEXT");
3901 texImage
= _mesa_select_tex_image(texObj
, target
, level
);
3903 texture_sub_image(ctx
, 2, texObj
, texImage
, target
, level
,
3904 xoffset
, yoffset
, 0, width
, height
, 1,
3905 format
, type
, pixels
);
3910 _mesa_TextureSubImage2D(GLuint texture
, GLint level
,
3911 GLint xoffset
, GLint yoffset
,
3912 GLsizei width
, GLsizei height
,
3913 GLenum format
, GLenum type
,
3914 const GLvoid
*pixels
)
3916 GET_CURRENT_CONTEXT(ctx
);
3917 texturesubimage_error(ctx
, 2, texture
, 0, level
, xoffset
, yoffset
, 0,
3918 width
, height
, 1, format
, type
, pixels
,
3919 "glTextureSubImage2D", false);
3924 _mesa_TextureSubImage3D_no_error(GLuint texture
, GLint level
, GLint xoffset
,
3925 GLint yoffset
, GLint zoffset
, GLsizei width
,
3926 GLsizei height
, GLsizei depth
, GLenum format
,
3927 GLenum type
, const GLvoid
*pixels
)
3929 GET_CURRENT_CONTEXT(ctx
);
3930 texturesubimage_no_error(ctx
, 3, texture
, 0, level
, xoffset
, yoffset
,
3931 zoffset
, width
, height
, depth
, format
, type
,
3932 pixels
, "glTextureSubImage3D", false);
3937 _mesa_TextureSubImage3DEXT(GLuint texture
, GLenum target
, GLint level
,
3938 GLint xoffset
, GLint yoffset
, GLint zoffset
,
3939 GLsizei width
, GLsizei height
, GLsizei depth
,
3940 GLenum format
, GLenum type
, const GLvoid
*pixels
)
3942 GET_CURRENT_CONTEXT(ctx
);
3943 texturesubimage_error(ctx
, 3, texture
, target
, level
, xoffset
, yoffset
,
3944 zoffset
, width
, height
, depth
, format
, type
,
3945 pixels
, "glTextureSubImage3DEXT", true);
3950 _mesa_MultiTexSubImage3DEXT(GLenum texunit
, GLenum target
, GLint level
,
3951 GLint xoffset
, GLint yoffset
, GLint zoffset
,
3952 GLsizei width
, GLsizei height
, GLsizei depth
,
3953 GLenum format
, GLenum type
, const GLvoid
*pixels
)
3955 GET_CURRENT_CONTEXT(ctx
);
3956 struct gl_texture_object
*texObj
;
3957 struct gl_texture_image
*texImage
;
3959 texObj
= _mesa_get_texobj_by_target_and_texunit(ctx
, target
,
3960 texunit
- GL_TEXTURE0
,
3962 "glMultiTexImage3DEXT");
3963 texImage
= _mesa_select_tex_image(texObj
, target
, level
);
3965 texture_sub_image(ctx
, 3, texObj
, texImage
, target
, level
,
3966 xoffset
, yoffset
, zoffset
, width
, height
, depth
,
3967 format
, type
, pixels
);
3972 _mesa_TextureSubImage3D(GLuint texture
, GLint level
,
3973 GLint xoffset
, GLint yoffset
, GLint zoffset
,
3974 GLsizei width
, GLsizei height
, GLsizei depth
,
3975 GLenum format
, GLenum type
,
3976 const GLvoid
*pixels
)
3978 GET_CURRENT_CONTEXT(ctx
);
3979 texturesubimage_error(ctx
, 3, texture
, 0, level
, xoffset
, yoffset
, zoffset
,
3980 width
, height
, depth
, format
, type
, pixels
,
3981 "glTextureSubImage3D", false);
3986 * For glCopyTexSubImage, return the source renderbuffer to copy texel data
3987 * from. This depends on whether the texture contains color or depth values.
3989 static struct gl_renderbuffer
*
3990 get_copy_tex_image_source(struct gl_context
*ctx
, mesa_format texFormat
)
3992 if (_mesa_get_format_bits(texFormat
, GL_DEPTH_BITS
) > 0) {
3993 /* reading from depth/stencil buffer */
3994 return ctx
->ReadBuffer
->Attachment
[BUFFER_DEPTH
].Renderbuffer
;
3995 } else if (_mesa_get_format_bits(texFormat
, GL_STENCIL_BITS
) > 0) {
3996 return ctx
->ReadBuffer
->Attachment
[BUFFER_STENCIL
].Renderbuffer
;
3998 /* copying from color buffer */
3999 return ctx
->ReadBuffer
->_ColorReadBuffer
;
4005 copytexsubimage_by_slice(struct gl_context
*ctx
,
4006 struct gl_texture_image
*texImage
,
4008 GLint xoffset
, GLint yoffset
, GLint zoffset
,
4009 struct gl_renderbuffer
*rb
,
4011 GLsizei width
, GLsizei height
)
4013 if (texImage
->TexObject
->Target
== GL_TEXTURE_1D_ARRAY
) {
4016 /* For 1D arrays, we copy each scanline of the source rectangle into the
4019 assert(zoffset
== 0);
4021 for (slice
= 0; slice
< height
; slice
++) {
4022 assert(yoffset
+ slice
< texImage
->Height
);
4023 ctx
->Driver
.CopyTexSubImage(ctx
, 2, texImage
,
4024 xoffset
, 0, yoffset
+ slice
,
4025 rb
, x
, y
+ slice
, width
, 1);
4028 ctx
->Driver
.CopyTexSubImage(ctx
, dims
, texImage
,
4029 xoffset
, yoffset
, zoffset
,
4030 rb
, x
, y
, width
, height
);
4036 formats_differ_in_component_sizes(mesa_format f1
, mesa_format f2
)
4038 GLint f1_r_bits
= _mesa_get_format_bits(f1
, GL_RED_BITS
);
4039 GLint f1_g_bits
= _mesa_get_format_bits(f1
, GL_GREEN_BITS
);
4040 GLint f1_b_bits
= _mesa_get_format_bits(f1
, GL_BLUE_BITS
);
4041 GLint f1_a_bits
= _mesa_get_format_bits(f1
, GL_ALPHA_BITS
);
4043 GLint f2_r_bits
= _mesa_get_format_bits(f2
, GL_RED_BITS
);
4044 GLint f2_g_bits
= _mesa_get_format_bits(f2
, GL_GREEN_BITS
);
4045 GLint f2_b_bits
= _mesa_get_format_bits(f2
, GL_BLUE_BITS
);
4046 GLint f2_a_bits
= _mesa_get_format_bits(f2
, GL_ALPHA_BITS
);
4048 if ((f1_r_bits
&& f2_r_bits
&& f1_r_bits
!= f2_r_bits
)
4049 || (f1_g_bits
&& f2_g_bits
&& f1_g_bits
!= f2_g_bits
)
4050 || (f1_b_bits
&& f2_b_bits
&& f1_b_bits
!= f2_b_bits
)
4051 || (f1_a_bits
&& f2_a_bits
&& f1_a_bits
!= f2_a_bits
))
4059 * Check if the given texture format and size arguments match those
4060 * of the texture image.
4061 * \param return true if arguments match, false otherwise.
4064 can_avoid_reallocation(const struct gl_texture_image
*texImage
,
4065 GLenum internalFormat
,
4066 mesa_format texFormat
, GLsizei width
,
4067 GLsizei height
, GLint border
)
4069 if (texImage
->InternalFormat
!= internalFormat
)
4071 if (texImage
->TexFormat
!= texFormat
)
4073 if (texImage
->Border
!= border
)
4075 if (texImage
->Width2
!= width
)
4077 if (texImage
->Height2
!= height
)
4084 * Implementation for glCopyTex(ture)SubImage1/2/3D() functions.
4087 copy_texture_sub_image(struct gl_context
*ctx
, GLuint dims
,
4088 struct gl_texture_object
*texObj
,
4089 GLenum target
, GLint level
,
4090 GLint xoffset
, GLint yoffset
, GLint zoffset
,
4091 GLint x
, GLint y
, GLsizei width
, GLsizei height
)
4093 struct gl_texture_image
*texImage
;
4095 _mesa_lock_texture(ctx
, texObj
);
4097 texImage
= _mesa_select_tex_image(texObj
, target
, level
);
4099 /* If we have a border, offset=-1 is legal. Bias by border width. */
4102 if (target
!= GL_TEXTURE_2D_ARRAY
)
4103 zoffset
+= texImage
->Border
;
4106 if (target
!= GL_TEXTURE_1D_ARRAY
)
4107 yoffset
+= texImage
->Border
;
4110 xoffset
+= texImage
->Border
;
4113 if (_mesa_clip_copytexsubimage(ctx
, &xoffset
, &yoffset
, &x
, &y
,
4115 struct gl_renderbuffer
*srcRb
=
4116 get_copy_tex_image_source(ctx
, texImage
->TexFormat
);
4118 copytexsubimage_by_slice(ctx
, texImage
, dims
, xoffset
, yoffset
, zoffset
,
4119 srcRb
, x
, y
, width
, height
);
4121 check_gen_mipmap(ctx
, target
, texObj
, level
);
4123 /* NOTE: Don't signal _NEW_TEXTURE_OBJECT since we've only changed
4124 * the texel data, not the texture format, size, etc.
4128 _mesa_unlock_texture(ctx
, texObj
);
4133 copy_texture_sub_image_err(struct gl_context
*ctx
, GLuint dims
,
4134 struct gl_texture_object
*texObj
,
4135 GLenum target
, GLint level
,
4136 GLint xoffset
, GLint yoffset
, GLint zoffset
,
4137 GLint x
, GLint y
, GLsizei width
, GLsizei height
,
4140 FLUSH_VERTICES(ctx
, 0);
4142 if (MESA_VERBOSE
& (VERBOSE_API
|VERBOSE_TEXTURE
))
4143 _mesa_debug(ctx
, "%s %s %d %d %d %d %d %d %d %d\n", caller
,
4144 _mesa_enum_to_string(target
),
4145 level
, xoffset
, yoffset
, zoffset
, x
, y
, width
, height
);
4147 if (ctx
->NewState
& NEW_COPY_TEX_STATE
)
4148 _mesa_update_state(ctx
);
4150 if (copytexsubimage_error_check(ctx
, dims
, texObj
, target
, level
,
4151 xoffset
, yoffset
, zoffset
,
4152 width
, height
, caller
)) {
4156 copy_texture_sub_image(ctx
, dims
, texObj
, target
, level
, xoffset
, yoffset
,
4157 zoffset
, x
, y
, width
, height
);
4162 copy_texture_sub_image_no_error(struct gl_context
*ctx
, GLuint dims
,
4163 struct gl_texture_object
*texObj
,
4164 GLenum target
, GLint level
,
4165 GLint xoffset
, GLint yoffset
, GLint zoffset
,
4166 GLint x
, GLint y
, GLsizei width
, GLsizei height
)
4168 FLUSH_VERTICES(ctx
, 0);
4170 if (ctx
->NewState
& NEW_COPY_TEX_STATE
)
4171 _mesa_update_state(ctx
);
4173 copy_texture_sub_image(ctx
, dims
, texObj
, target
, level
, xoffset
, yoffset
,
4174 zoffset
, x
, y
, width
, height
);
4179 * Implement the glCopyTexImage1/2D() functions.
4181 static ALWAYS_INLINE
void
4182 copyteximage(struct gl_context
*ctx
, GLuint dims
, struct gl_texture_object
*texObj
,
4183 GLenum target
, GLint level
, GLenum internalFormat
,
4184 GLint x
, GLint y
, GLsizei width
, GLsizei height
, GLint border
,
4187 struct gl_texture_image
*texImage
;
4188 mesa_format texFormat
;
4190 FLUSH_VERTICES(ctx
, 0);
4192 if (MESA_VERBOSE
& (VERBOSE_API
|VERBOSE_TEXTURE
))
4193 _mesa_debug(ctx
, "glCopyTexImage%uD %s %d %s %d %d %d %d %d\n",
4195 _mesa_enum_to_string(target
), level
,
4196 _mesa_enum_to_string(internalFormat
),
4197 x
, y
, width
, height
, border
);
4199 if (ctx
->NewState
& NEW_COPY_TEX_STATE
)
4200 _mesa_update_state(ctx
);
4203 if (copytexture_error_check(ctx
, dims
, target
, texObj
, level
,
4204 internalFormat
, border
))
4207 if (!_mesa_legal_texture_dimensions(ctx
, target
, level
, width
, height
,
4209 _mesa_error(ctx
, GL_INVALID_VALUE
,
4210 "glCopyTexImage%uD(invalid width=%d or height=%d)",
4211 dims
, width
, height
);
4218 texFormat
= _mesa_choose_texture_format(ctx
, texObj
, target
, level
,
4219 internalFormat
, GL_NONE
, GL_NONE
);
4221 /* First check if reallocating the texture buffer can be avoided.
4222 * Without the realloc the copy can be 20x faster.
4224 _mesa_lock_texture(ctx
, texObj
);
4226 texImage
= _mesa_select_tex_image(texObj
, target
, level
);
4227 if (texImage
&& can_avoid_reallocation(texImage
, internalFormat
, texFormat
,
4228 width
, height
, border
)) {
4229 _mesa_unlock_texture(ctx
, texObj
);
4231 copy_texture_sub_image_no_error(ctx
, dims
, texObj
, target
, level
, 0,
4232 0, 0, x
, y
, width
, height
);
4234 copy_texture_sub_image_err(ctx
, dims
, texObj
, target
, level
, 0, 0,
4235 0, x
, y
, width
, height
,"CopyTexImage");
4240 _mesa_unlock_texture(ctx
, texObj
);
4241 _mesa_perf_debug(ctx
, MESA_DEBUG_SEVERITY_LOW
, "glCopyTexImage "
4242 "can't avoid reallocating texture storage\n");
4244 if (!no_error
&& _mesa_is_gles3(ctx
)) {
4245 struct gl_renderbuffer
*rb
=
4246 _mesa_get_read_renderbuffer_for_format(ctx
, internalFormat
);
4248 if (_mesa_is_enum_format_unsized(internalFormat
)) {
4249 /* Conversion from GL_RGB10_A2 source buffer format is not allowed in
4250 * OpenGL ES 3.0. Khronos bug# 9807.
4252 if (rb
->InternalFormat
== GL_RGB10_A2
) {
4253 _mesa_error(ctx
, GL_INVALID_OPERATION
,
4254 "glCopyTexImage%uD(Reading from GL_RGB10_A2 buffer"
4255 " and writing to unsized internal format)", dims
);
4259 /* From Page 139 of OpenGL ES 3.0 spec:
4260 * "If internalformat is sized, the internal format of the new texel
4261 * array is internalformat, and this is also the new texel array’s
4262 * effective internal format. If the component sizes of internalformat
4263 * do not exactly match the corresponding component sizes of the source
4264 * buffer’s effective internal format, described below, an
4265 * INVALID_OPERATION error is generated. If internalformat is unsized,
4266 * the internal format of the new texel array is the effective internal
4267 * format of the source buffer, and this is also the new texel array’s
4268 * effective internal format.
4270 else if (formats_differ_in_component_sizes (texFormat
, rb
->Format
)) {
4271 _mesa_error(ctx
, GL_INVALID_OPERATION
,
4272 "glCopyTexImage%uD(component size changed in"
4273 " internal format)", dims
);
4278 assert(texFormat
!= MESA_FORMAT_NONE
);
4280 if (!ctx
->Driver
.TestProxyTexImage(ctx
, proxy_target(target
),
4281 0, level
, texFormat
, 1,
4282 width
, height
, 1)) {
4283 _mesa_error(ctx
, GL_OUT_OF_MEMORY
,
4284 "glCopyTexImage%uD(image too large)", dims
);
4288 if (border
&& ctx
->Const
.StripTextureBorder
) {
4290 width
-= border
* 2;
4293 height
-= border
* 2;
4298 _mesa_lock_texture(ctx
, texObj
);
4300 texImage
= _mesa_get_tex_image(ctx
, texObj
, target
, level
);
4303 _mesa_error(ctx
, GL_OUT_OF_MEMORY
, "glCopyTexImage%uD", dims
);
4306 GLint srcX
= x
, srcY
= y
, dstX
= 0, dstY
= 0, dstZ
= 0;
4307 const GLuint face
= _mesa_tex_target_to_face(target
);
4309 /* Free old texture image */
4310 ctx
->Driver
.FreeTextureImageBuffer(ctx
, texImage
);
4312 _mesa_init_teximage_fields(ctx
, texImage
, width
, height
, 1,
4313 border
, internalFormat
, texFormat
);
4315 if (width
&& height
) {
4316 /* Allocate texture memory (no pixel data yet) */
4317 ctx
->Driver
.AllocTextureImageBuffer(ctx
, texImage
);
4319 if (_mesa_clip_copytexsubimage(ctx
, &dstX
, &dstY
, &srcX
, &srcY
,
4321 struct gl_renderbuffer
*srcRb
=
4322 get_copy_tex_image_source(ctx
, texImage
->TexFormat
);
4324 copytexsubimage_by_slice(ctx
, texImage
, dims
,
4326 srcRb
, srcX
, srcY
, width
, height
);
4329 check_gen_mipmap(ctx
, target
, texObj
, level
);
4332 _mesa_update_fbo_texture(ctx
, texObj
, face
, level
);
4334 _mesa_dirty_texobj(ctx
, texObj
);
4337 _mesa_unlock_texture(ctx
, texObj
);
4342 copyteximage_err(struct gl_context
*ctx
, GLuint dims
,
4344 GLint level
, GLenum internalFormat
, GLint x
, GLint y
,
4345 GLsizei width
, GLsizei height
, GLint border
)
4347 struct gl_texture_object
* texObj
= _mesa_get_current_tex_object(ctx
, target
);
4348 copyteximage(ctx
, dims
, texObj
, target
, level
, internalFormat
, x
, y
, width
, height
,
4354 copyteximage_no_error(struct gl_context
*ctx
, GLuint dims
, GLenum target
,
4355 GLint level
, GLenum internalFormat
, GLint x
, GLint y
,
4356 GLsizei width
, GLsizei height
, GLint border
)
4358 struct gl_texture_object
* texObj
= _mesa_get_current_tex_object(ctx
, target
);
4359 copyteximage(ctx
, dims
, texObj
, target
, level
, internalFormat
, x
, y
, width
, height
,
4365 _mesa_CopyTexImage1D( GLenum target
, GLint level
,
4366 GLenum internalFormat
,
4368 GLsizei width
, GLint border
)
4370 GET_CURRENT_CONTEXT(ctx
);
4371 copyteximage_err(ctx
, 1, target
, level
, internalFormat
, x
, y
, width
, 1,
4377 _mesa_CopyTextureImage1DEXT( GLuint texture
, GLenum target
, GLint level
,
4378 GLenum internalFormat
,
4380 GLsizei width
, GLint border
)
4382 GET_CURRENT_CONTEXT(ctx
);
4383 struct gl_texture_object
* texObj
=
4384 _mesa_lookup_or_create_texture(ctx
, target
, texture
, false, true,
4385 "glCopyTextureImage1DEXT");
4388 copyteximage(ctx
, 1, texObj
, target
, level
, internalFormat
, x
, y
, width
, 1,
4394 _mesa_CopyMultiTexImage1DEXT( GLenum texunit
, GLenum target
, GLint level
,
4395 GLenum internalFormat
,
4397 GLsizei width
, GLint border
)
4399 GET_CURRENT_CONTEXT(ctx
);
4400 struct gl_texture_object
* texObj
=
4401 _mesa_get_texobj_by_target_and_texunit(ctx
, target
,
4402 texunit
- GL_TEXTURE0
,
4404 "glCopyMultiTexImage1DEXT");
4407 copyteximage(ctx
, 1, texObj
, target
, level
, internalFormat
, x
, y
, width
, 1,
4413 _mesa_CopyTexImage2D( GLenum target
, GLint level
, GLenum internalFormat
,
4414 GLint x
, GLint y
, GLsizei width
, GLsizei height
,
4417 GET_CURRENT_CONTEXT(ctx
);
4418 copyteximage_err(ctx
, 2, target
, level
, internalFormat
,
4419 x
, y
, width
, height
, border
);
4424 _mesa_CopyTextureImage2DEXT( GLuint texture
, GLenum target
, GLint level
,
4425 GLenum internalFormat
,
4427 GLsizei width
, GLsizei height
,
4430 GET_CURRENT_CONTEXT(ctx
);
4431 struct gl_texture_object
* texObj
=
4432 _mesa_lookup_or_create_texture(ctx
, target
, texture
, false, true,
4433 "glCopyTextureImage2DEXT");
4436 copyteximage(ctx
, 2, texObj
, target
, level
, internalFormat
, x
, y
, width
, height
,
4442 _mesa_CopyMultiTexImage2DEXT( GLenum texunit
, GLenum target
, GLint level
,
4443 GLenum internalFormat
,
4445 GLsizei width
, GLsizei height
, GLint border
)
4447 GET_CURRENT_CONTEXT(ctx
);
4448 struct gl_texture_object
* texObj
=
4449 _mesa_get_texobj_by_target_and_texunit(ctx
, target
,
4450 texunit
- GL_TEXTURE0
,
4452 "glCopyMultiTexImage2DEXT");
4455 copyteximage(ctx
, 2, texObj
, target
, level
, internalFormat
, x
, y
, width
, height
,
4461 _mesa_CopyTexImage1D_no_error(GLenum target
, GLint level
, GLenum internalFormat
,
4462 GLint x
, GLint y
, GLsizei width
, GLint border
)
4464 GET_CURRENT_CONTEXT(ctx
);
4465 copyteximage_no_error(ctx
, 1, target
, level
, internalFormat
, x
, y
, width
, 1,
4471 _mesa_CopyTexImage2D_no_error(GLenum target
, GLint level
, GLenum internalFormat
,
4472 GLint x
, GLint y
, GLsizei width
, GLsizei height
,
4475 GET_CURRENT_CONTEXT(ctx
);
4476 copyteximage_no_error(ctx
, 2, target
, level
, internalFormat
,
4477 x
, y
, width
, height
, border
);
4482 _mesa_CopyTexSubImage1D(GLenum target
, GLint level
,
4483 GLint xoffset
, GLint x
, GLint y
, GLsizei width
)
4485 struct gl_texture_object
* texObj
;
4486 const char *self
= "glCopyTexSubImage1D";
4487 GET_CURRENT_CONTEXT(ctx
);
4489 /* Check target (proxies not allowed). Target must be checked prior to
4490 * calling _mesa_get_current_tex_object.
4492 if (!legal_texsubimage_target(ctx
, 1, target
, false)) {
4493 _mesa_error(ctx
, GL_INVALID_ENUM
, "%s(invalid target %s)", self
,
4494 _mesa_enum_to_string(target
));
4498 texObj
= _mesa_get_current_tex_object(ctx
, target
);
4502 copy_texture_sub_image_err(ctx
, 1, texObj
, target
, level
, xoffset
, 0, 0,
4503 x
, y
, width
, 1, self
);
4508 _mesa_CopyTexSubImage2D(GLenum target
, GLint level
,
4509 GLint xoffset
, GLint yoffset
,
4510 GLint x
, GLint y
, GLsizei width
, GLsizei height
)
4512 struct gl_texture_object
* texObj
;
4513 const char *self
= "glCopyTexSubImage2D";
4514 GET_CURRENT_CONTEXT(ctx
);
4516 /* Check target (proxies not allowed). Target must be checked prior to
4517 * calling _mesa_get_current_tex_object.
4519 if (!legal_texsubimage_target(ctx
, 2, target
, false)) {
4520 _mesa_error(ctx
, GL_INVALID_ENUM
, "%s(invalid target %s)", self
,
4521 _mesa_enum_to_string(target
));
4525 texObj
= _mesa_get_current_tex_object(ctx
, target
);
4529 copy_texture_sub_image_err(ctx
, 2, texObj
, target
, level
, xoffset
, yoffset
,
4530 0, x
, y
, width
, height
, self
);
4535 _mesa_CopyTexSubImage3D(GLenum target
, GLint level
,
4536 GLint xoffset
, GLint yoffset
, GLint zoffset
,
4537 GLint x
, GLint y
, GLsizei width
, GLsizei height
)
4539 struct gl_texture_object
* texObj
;
4540 const char *self
= "glCopyTexSubImage3D";
4541 GET_CURRENT_CONTEXT(ctx
);
4543 /* Check target (proxies not allowed). Target must be checked prior to
4544 * calling _mesa_get_current_tex_object.
4546 if (!legal_texsubimage_target(ctx
, 3, target
, false)) {
4547 _mesa_error(ctx
, GL_INVALID_ENUM
, "%s(invalid target %s)", self
,
4548 _mesa_enum_to_string(target
));
4552 texObj
= _mesa_get_current_tex_object(ctx
, target
);
4556 copy_texture_sub_image_err(ctx
, 3, texObj
, target
, level
, xoffset
, yoffset
,
4557 zoffset
, x
, y
, width
, height
, self
);
4562 _mesa_CopyTextureSubImage1D(GLuint texture
, GLint level
,
4563 GLint xoffset
, GLint x
, GLint y
, GLsizei width
)
4565 struct gl_texture_object
* texObj
;
4566 const char *self
= "glCopyTextureSubImage1D";
4567 GET_CURRENT_CONTEXT(ctx
);
4569 texObj
= _mesa_lookup_texture_err(ctx
, texture
, self
);
4573 /* Check target (proxies not allowed). */
4574 if (!legal_texsubimage_target(ctx
, 1, texObj
->Target
, true)) {
4575 _mesa_error(ctx
, GL_INVALID_OPERATION
, "%s(invalid target %s)", self
,
4576 _mesa_enum_to_string(texObj
->Target
));
4580 copy_texture_sub_image_err(ctx
, 1, texObj
, texObj
->Target
, level
, xoffset
, 0,
4581 0, x
, y
, width
, 1, self
);
4586 _mesa_CopyTextureSubImage1DEXT(GLuint texture
, GLenum target
, GLint level
,
4587 GLint xoffset
, GLint x
, GLint y
, GLsizei width
)
4589 struct gl_texture_object
* texObj
;
4590 const char *self
= "glCopyTextureSubImage1DEXT";
4591 GET_CURRENT_CONTEXT(ctx
);
4593 texObj
= _mesa_lookup_or_create_texture(ctx
, target
, texture
, false, true,
4598 /* Check target (proxies not allowed). */
4599 if (!legal_texsubimage_target(ctx
, 1, texObj
->Target
, true)) {
4600 _mesa_error(ctx
, GL_INVALID_OPERATION
, "%s(invalid target %s)", self
,
4601 _mesa_enum_to_string(texObj
->Target
));
4605 copy_texture_sub_image_err(ctx
, 1, texObj
, texObj
->Target
, level
, xoffset
, 0,
4606 0, x
, y
, width
, 1, self
);
4611 _mesa_CopyMultiTexSubImage1DEXT(GLenum texunit
, GLenum target
, GLint level
,
4612 GLint xoffset
, GLint x
, GLint y
, GLsizei width
)
4614 struct gl_texture_object
* texObj
;
4615 const char *self
= "glCopyMultiTexSubImage1DEXT";
4616 GET_CURRENT_CONTEXT(ctx
);
4618 texObj
= _mesa_get_texobj_by_target_and_texunit(ctx
, target
,
4619 texunit
- GL_TEXTURE0
,
4624 copy_texture_sub_image_err(ctx
, 1, texObj
, texObj
->Target
, level
, xoffset
, 0,
4625 0, x
, y
, width
, 1, self
);
4630 _mesa_CopyTextureSubImage2D(GLuint texture
, GLint level
,
4631 GLint xoffset
, GLint yoffset
,
4632 GLint x
, GLint y
, GLsizei width
, GLsizei height
)
4634 struct gl_texture_object
* texObj
;
4635 const char *self
= "glCopyTextureSubImage2D";
4636 GET_CURRENT_CONTEXT(ctx
);
4638 texObj
= _mesa_lookup_texture_err(ctx
, texture
, self
);
4642 /* Check target (proxies not allowed). */
4643 if (!legal_texsubimage_target(ctx
, 2, texObj
->Target
, true)) {
4644 _mesa_error(ctx
, GL_INVALID_OPERATION
, "%s(invalid target %s)", self
,
4645 _mesa_enum_to_string(texObj
->Target
));
4649 copy_texture_sub_image_err(ctx
, 2, texObj
, texObj
->Target
, level
, xoffset
,
4650 yoffset
, 0, x
, y
, width
, height
, self
);
4655 _mesa_CopyTextureSubImage2DEXT(GLuint texture
, GLenum target
, GLint level
,
4656 GLint xoffset
, GLint yoffset
,
4657 GLint x
, GLint y
, GLsizei width
, GLsizei height
)
4659 struct gl_texture_object
* texObj
;
4660 const char *self
= "glCopyTextureSubImage2DEXT";
4661 GET_CURRENT_CONTEXT(ctx
);
4663 texObj
= _mesa_lookup_or_create_texture(ctx
, target
, texture
, false, true, self
);
4667 /* Check target (proxies not allowed). */
4668 if (!legal_texsubimage_target(ctx
, 2, texObj
->Target
, true)) {
4669 _mesa_error(ctx
, GL_INVALID_OPERATION
, "%s(invalid target %s)", self
,
4670 _mesa_enum_to_string(texObj
->Target
));
4674 copy_texture_sub_image_err(ctx
, 2, texObj
, texObj
->Target
, level
, xoffset
,
4675 yoffset
, 0, x
, y
, width
, height
, self
);
4680 _mesa_CopyMultiTexSubImage2DEXT(GLenum texunit
, GLenum target
, GLint level
,
4681 GLint xoffset
, GLint yoffset
,
4682 GLint x
, GLint y
, GLsizei width
, GLsizei height
)
4684 struct gl_texture_object
* texObj
;
4685 const char *self
= "glCopyMultiTexSubImage2DEXT";
4686 GET_CURRENT_CONTEXT(ctx
);
4688 texObj
= _mesa_get_texobj_by_target_and_texunit(ctx
, target
,
4689 texunit
- GL_TEXTURE0
,
4694 copy_texture_sub_image_err(ctx
, 2, texObj
, texObj
->Target
, level
, xoffset
,
4695 yoffset
, 0, x
, y
, width
, height
, self
);
4699 _mesa_CopyTextureSubImage3D(GLuint texture
, GLint level
,
4700 GLint xoffset
, GLint yoffset
, GLint zoffset
,
4701 GLint x
, GLint y
, GLsizei width
, GLsizei height
)
4703 struct gl_texture_object
* texObj
;
4704 const char *self
= "glCopyTextureSubImage3D";
4705 GET_CURRENT_CONTEXT(ctx
);
4707 texObj
= _mesa_lookup_texture_err(ctx
, texture
, self
);
4711 /* Check target (proxies not allowed). */
4712 if (!legal_texsubimage_target(ctx
, 3, texObj
->Target
, true)) {
4713 _mesa_error(ctx
, GL_INVALID_OPERATION
, "%s(invalid target %s)", self
,
4714 _mesa_enum_to_string(texObj
->Target
));
4718 if (texObj
->Target
== GL_TEXTURE_CUBE_MAP
) {
4719 /* Act like CopyTexSubImage2D */
4720 copy_texture_sub_image_err(ctx
, 2, texObj
,
4721 GL_TEXTURE_CUBE_MAP_POSITIVE_X
+ zoffset
,
4722 level
, xoffset
, yoffset
, 0, x
, y
, width
, height
,
4726 copy_texture_sub_image_err(ctx
, 3, texObj
, texObj
->Target
, level
, xoffset
,
4727 yoffset
, zoffset
, x
, y
, width
, height
, self
);
4732 _mesa_CopyTextureSubImage3DEXT(GLuint texture
, GLenum target
, GLint level
,
4733 GLint xoffset
, GLint yoffset
, GLint zoffset
,
4734 GLint x
, GLint y
, GLsizei width
, GLsizei height
)
4736 struct gl_texture_object
* texObj
;
4737 const char *self
= "glCopyTextureSubImage3D";
4738 GET_CURRENT_CONTEXT(ctx
);
4740 texObj
= _mesa_lookup_or_create_texture(ctx
, target
, texture
, false, true, self
);
4744 /* Check target (proxies not allowed). */
4745 if (!legal_texsubimage_target(ctx
, 3, texObj
->Target
, true)) {
4746 _mesa_error(ctx
, GL_INVALID_OPERATION
, "%s(invalid target %s)", self
,
4747 _mesa_enum_to_string(texObj
->Target
));
4751 if (texObj
->Target
== GL_TEXTURE_CUBE_MAP
) {
4752 /* Act like CopyTexSubImage2D */
4753 copy_texture_sub_image_err(ctx
, 2, texObj
,
4754 GL_TEXTURE_CUBE_MAP_POSITIVE_X
+ zoffset
,
4755 level
, xoffset
, yoffset
, 0, x
, y
, width
, height
,
4759 copy_texture_sub_image_err(ctx
, 3, texObj
, texObj
->Target
, level
, xoffset
,
4760 yoffset
, zoffset
, x
, y
, width
, height
, self
);
4765 _mesa_CopyMultiTexSubImage3DEXT(GLenum texunit
, GLenum target
, GLint level
,
4766 GLint xoffset
, GLint yoffset
, GLint zoffset
,
4767 GLint x
, GLint y
, GLsizei width
, GLsizei height
)
4769 struct gl_texture_object
* texObj
;
4770 const char *self
= "glCopyMultiTexSubImage3D";
4771 GET_CURRENT_CONTEXT(ctx
);
4773 texObj
= _mesa_get_texobj_by_target_and_texunit(ctx
, target
,
4774 texunit
- GL_TEXTURE0
,
4779 if (texObj
->Target
== GL_TEXTURE_CUBE_MAP
) {
4780 /* Act like CopyTexSubImage2D */
4781 copy_texture_sub_image_err(ctx
, 2, texObj
,
4782 GL_TEXTURE_CUBE_MAP_POSITIVE_X
+ zoffset
,
4783 level
, xoffset
, yoffset
, 0, x
, y
, width
, height
,
4787 copy_texture_sub_image_err(ctx
, 3, texObj
, texObj
->Target
, level
, xoffset
,
4788 yoffset
, zoffset
, x
, y
, width
, height
, self
);
4793 _mesa_CopyTexSubImage1D_no_error(GLenum target
, GLint level
, GLint xoffset
,
4794 GLint x
, GLint y
, GLsizei width
)
4796 GET_CURRENT_CONTEXT(ctx
);
4798 struct gl_texture_object
* texObj
= _mesa_get_current_tex_object(ctx
, target
);
4799 copy_texture_sub_image_no_error(ctx
, 1, texObj
, target
, level
, xoffset
, 0, 0,
4805 _mesa_CopyTexSubImage2D_no_error(GLenum target
, GLint level
, GLint xoffset
,
4806 GLint yoffset
, GLint x
, GLint y
, GLsizei width
,
4809 GET_CURRENT_CONTEXT(ctx
);
4811 struct gl_texture_object
* texObj
= _mesa_get_current_tex_object(ctx
, target
);
4812 copy_texture_sub_image_no_error(ctx
, 2, texObj
, target
, level
, xoffset
,
4813 yoffset
, 0, x
, y
, width
, height
);
4818 _mesa_CopyTexSubImage3D_no_error(GLenum target
, GLint level
, GLint xoffset
,
4819 GLint yoffset
, GLint zoffset
, GLint x
, GLint y
,
4820 GLsizei width
, GLsizei height
)
4822 GET_CURRENT_CONTEXT(ctx
);
4824 struct gl_texture_object
* texObj
= _mesa_get_current_tex_object(ctx
, target
);
4825 copy_texture_sub_image_no_error(ctx
, 3, texObj
, target
, level
, xoffset
,
4826 yoffset
, zoffset
, x
, y
, width
, height
);
4831 _mesa_CopyTextureSubImage1D_no_error(GLuint texture
, GLint level
, GLint xoffset
,
4832 GLint x
, GLint y
, GLsizei width
)
4834 GET_CURRENT_CONTEXT(ctx
);
4836 struct gl_texture_object
* texObj
= _mesa_lookup_texture(ctx
, texture
);
4837 copy_texture_sub_image_no_error(ctx
, 1, texObj
, texObj
->Target
, level
,
4838 xoffset
, 0, 0, x
, y
, width
, 1);
4843 _mesa_CopyTextureSubImage2D_no_error(GLuint texture
, GLint level
, GLint xoffset
,
4844 GLint yoffset
, GLint x
, GLint y
,
4845 GLsizei width
, GLsizei height
)
4847 GET_CURRENT_CONTEXT(ctx
);
4849 struct gl_texture_object
* texObj
= _mesa_lookup_texture(ctx
, texture
);
4850 copy_texture_sub_image_no_error(ctx
, 2, texObj
, texObj
->Target
, level
,
4851 xoffset
, yoffset
, 0, x
, y
, width
, height
);
4856 _mesa_CopyTextureSubImage3D_no_error(GLuint texture
, GLint level
, GLint xoffset
,
4857 GLint yoffset
, GLint zoffset
, GLint x
,
4858 GLint y
, GLsizei width
, GLsizei height
)
4860 GET_CURRENT_CONTEXT(ctx
);
4862 struct gl_texture_object
* texObj
= _mesa_lookup_texture(ctx
, texture
);
4863 if (texObj
->Target
== GL_TEXTURE_CUBE_MAP
) {
4864 /* Act like CopyTexSubImage2D */
4865 copy_texture_sub_image_no_error(ctx
, 2, texObj
,
4866 GL_TEXTURE_CUBE_MAP_POSITIVE_X
+ zoffset
,
4867 level
, xoffset
, yoffset
, 0, x
, y
, width
,
4871 copy_texture_sub_image_no_error(ctx
, 3, texObj
, texObj
->Target
, level
,
4872 xoffset
, yoffset
, zoffset
, x
, y
, width
,
4878 check_clear_tex_image(struct gl_context
*ctx
,
4879 const char *function
,
4880 struct gl_texture_image
*texImage
,
4881 GLenum format
, GLenum type
,
4883 GLubyte
*clearValue
)
4885 struct gl_texture_object
*texObj
= texImage
->TexObject
;
4886 static const GLubyte zeroData
[MAX_PIXEL_BYTES
];
4887 GLenum internalFormat
= texImage
->InternalFormat
;
4890 if (texObj
->Target
== GL_TEXTURE_BUFFER
) {
4891 _mesa_error(ctx
, GL_INVALID_OPERATION
,
4892 "%s(buffer texture)", function
);
4896 if (_mesa_is_compressed_format(ctx
, internalFormat
)) {
4897 _mesa_error(ctx
, GL_INVALID_OPERATION
,
4898 "%s(compressed texture)", function
);
4902 err
= _mesa_error_check_format_and_type(ctx
, format
, type
);
4903 if (err
!= GL_NO_ERROR
) {
4904 _mesa_error(ctx
, err
,
4905 "%s(incompatible format = %s, type = %s)",
4907 _mesa_enum_to_string(format
),
4908 _mesa_enum_to_string(type
));
4912 /* make sure internal format and format basically agree */
4913 if (!texture_formats_agree(internalFormat
, format
)) {
4914 _mesa_error(ctx
, GL_INVALID_OPERATION
,
4915 "%s(incompatible internalFormat = %s, format = %s)",
4917 _mesa_enum_to_string(internalFormat
),
4918 _mesa_enum_to_string(format
));
4922 if (ctx
->Version
>= 30 || ctx
->Extensions
.EXT_texture_integer
) {
4923 /* both source and dest must be integer-valued, or neither */
4924 if (_mesa_is_format_integer_color(texImage
->TexFormat
) !=
4925 _mesa_is_enum_format_integer(format
)) {
4926 _mesa_error(ctx
, GL_INVALID_OPERATION
,
4927 "%s(integer/non-integer format mismatch)",
4933 if (!_mesa_texstore(ctx
,
4935 texImage
->_BaseFormat
,
4936 texImage
->TexFormat
,
4937 0, /* dstRowStride */
4939 1, 1, 1, /* srcWidth/Height/Depth */
4941 data
? data
: zeroData
,
4942 &ctx
->DefaultPacking
)) {
4943 _mesa_error(ctx
, GL_INVALID_OPERATION
, "%s(invalid format)", function
);
4951 static struct gl_texture_object
*
4952 get_tex_obj_for_clear(struct gl_context
*ctx
,
4953 const char *function
,
4956 struct gl_texture_object
*texObj
;
4958 texObj
= _mesa_lookup_texture_err(ctx
, texture
, function
);
4962 if (texObj
->Target
== 0) {
4963 _mesa_error(ctx
, GL_INVALID_OPERATION
, "%s(unbound tex)", function
);
4972 * For clearing cube textures, the zoffset and depth parameters indicate
4973 * which cube map faces are to be cleared. This is the one case where we
4974 * need to be concerned with multiple gl_texture_images. This function
4975 * returns the array of texture images to clear for cube maps, or one
4976 * texture image otherwise.
4977 * \return number of texture images, 0 for error, 6 for cube, 1 otherwise.
4980 get_tex_images_for_clear(struct gl_context
*ctx
,
4981 const char *function
,
4982 struct gl_texture_object
*texObj
,
4984 struct gl_texture_image
**texImages
)
4989 if (level
< 0 || level
>= MAX_TEXTURE_LEVELS
) {
4990 _mesa_error(ctx
, GL_INVALID_OPERATION
, "%s(invalid level)", function
);
4994 if (texObj
->Target
== GL_TEXTURE_CUBE_MAP
) {
4995 target
= GL_TEXTURE_CUBE_MAP_POSITIVE_X
;
4996 numFaces
= MAX_FACES
;
4999 target
= texObj
->Target
;
5003 for (i
= 0; i
< numFaces
; i
++) {
5004 texImages
[i
] = _mesa_select_tex_image(texObj
, target
+ i
, level
);
5005 if (texImages
[i
] == NULL
) {
5006 _mesa_error(ctx
, GL_INVALID_OPERATION
, "%s(invalid level)", function
);
5016 _mesa_ClearTexSubImage(GLuint texture
, GLint level
,
5017 GLint xoffset
, GLint yoffset
, GLint zoffset
,
5018 GLsizei width
, GLsizei height
, GLsizei depth
,
5019 GLenum format
, GLenum type
, const void *data
)
5021 GET_CURRENT_CONTEXT(ctx
);
5022 struct gl_texture_object
*texObj
;
5023 struct gl_texture_image
*texImages
[MAX_FACES
];
5024 GLubyte clearValue
[MAX_FACES
][MAX_PIXEL_BYTES
];
5026 int minDepth
, maxDepth
;
5028 texObj
= get_tex_obj_for_clear(ctx
, "glClearTexSubImage", texture
);
5033 _mesa_lock_texture(ctx
, texObj
);
5035 numImages
= get_tex_images_for_clear(ctx
, "glClearTexSubImage",
5036 texObj
, level
, texImages
);
5040 if (numImages
== 1) {
5041 minDepth
= -(int) texImages
[0]->Border
;
5042 maxDepth
= texImages
[0]->Depth
;
5044 assert(numImages
== MAX_FACES
);
5046 maxDepth
= numImages
;
5049 if (xoffset
< -(GLint
) texImages
[0]->Border
||
5050 yoffset
< -(GLint
) texImages
[0]->Border
||
5051 zoffset
< minDepth
||
5055 xoffset
+ width
> texImages
[0]->Width
||
5056 yoffset
+ height
> texImages
[0]->Height
||
5057 zoffset
+ depth
> maxDepth
) {
5058 _mesa_error(ctx
, GL_INVALID_OPERATION
,
5059 "glClearSubTexImage(invalid dimensions)");
5063 if (numImages
== 1) {
5064 if (check_clear_tex_image(ctx
, "glClearTexSubImage", texImages
[0],
5065 format
, type
, data
, clearValue
[0])) {
5066 ctx
->Driver
.ClearTexSubImage(ctx
,
5068 xoffset
, yoffset
, zoffset
,
5069 width
, height
, depth
,
5070 data
? clearValue
[0] : NULL
);
5073 /* loop over cube face images */
5074 for (i
= zoffset
; i
< zoffset
+ depth
; i
++) {
5075 assert(i
< MAX_FACES
);
5076 if (!check_clear_tex_image(ctx
, "glClearTexSubImage", texImages
[i
],
5077 format
, type
, data
, clearValue
[i
]))
5080 for (i
= zoffset
; i
< zoffset
+ depth
; i
++) {
5081 ctx
->Driver
.ClearTexSubImage(ctx
,
5083 xoffset
, yoffset
, 0,
5085 data
? clearValue
[i
] : NULL
);
5090 _mesa_unlock_texture(ctx
, texObj
);
5095 _mesa_ClearTexImage( GLuint texture
, GLint level
,
5096 GLenum format
, GLenum type
, const void *data
)
5098 GET_CURRENT_CONTEXT(ctx
);
5099 struct gl_texture_object
*texObj
;
5100 struct gl_texture_image
*texImages
[MAX_FACES
];
5101 GLubyte clearValue
[MAX_FACES
][MAX_PIXEL_BYTES
];
5104 texObj
= get_tex_obj_for_clear(ctx
, "glClearTexImage", texture
);
5109 _mesa_lock_texture(ctx
, texObj
);
5111 numImages
= get_tex_images_for_clear(ctx
, "glClearTexImage",
5112 texObj
, level
, texImages
);
5114 for (i
= 0; i
< numImages
; i
++) {
5115 if (!check_clear_tex_image(ctx
, "glClearTexImage", texImages
[i
], format
,
5116 type
, data
, clearValue
[i
]))
5120 for (i
= 0; i
< numImages
; i
++) {
5121 ctx
->Driver
.ClearTexSubImage(ctx
, texImages
[i
],
5122 -(GLint
) texImages
[i
]->Border
, /* xoffset */
5123 -(GLint
) texImages
[i
]->Border
, /* yoffset */
5124 -(GLint
) texImages
[i
]->Border
, /* zoffset */
5125 texImages
[i
]->Width
,
5126 texImages
[i
]->Height
,
5127 texImages
[i
]->Depth
,
5128 data
? clearValue
[i
] : NULL
);
5132 _mesa_unlock_texture(ctx
, texObj
);
5138 /**********************************************************************/
5139 /****** Compressed Textures ******/
5140 /**********************************************************************/
5144 * Target checking for glCompressedTexSubImage[123]D().
5145 * \return GL_TRUE if error, GL_FALSE if no error
5146 * Must come before other error checking so that the texture object can
5147 * be correctly retrieved using _mesa_get_current_tex_object.
5150 compressed_subtexture_target_check(struct gl_context
*ctx
, GLenum target
,
5151 GLint dims
, GLenum intFormat
, bool dsa
,
5156 enum mesa_format_layout layout
;
5158 if (dsa
&& target
== GL_TEXTURE_RECTANGLE
) {
5159 _mesa_error(ctx
, GL_INVALID_OPERATION
, "%s(invalid target %s)", caller
,
5160 _mesa_enum_to_string(target
));
5170 case GL_TEXTURE_CUBE_MAP_POSITIVE_X
:
5171 case GL_TEXTURE_CUBE_MAP_NEGATIVE_X
:
5172 case GL_TEXTURE_CUBE_MAP_POSITIVE_Y
:
5173 case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y
:
5174 case GL_TEXTURE_CUBE_MAP_POSITIVE_Z
:
5175 case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z
:
5176 targetOK
= ctx
->Extensions
.ARB_texture_cube_map
;
5179 targetOK
= GL_FALSE
;
5185 case GL_TEXTURE_CUBE_MAP
:
5186 targetOK
= dsa
&& ctx
->Extensions
.ARB_texture_cube_map
;
5188 case GL_TEXTURE_2D_ARRAY
:
5189 targetOK
= _mesa_is_gles3(ctx
) ||
5190 (_mesa_is_desktop_gl(ctx
) && ctx
->Extensions
.EXT_texture_array
);
5192 case GL_TEXTURE_CUBE_MAP_ARRAY
:
5193 targetOK
= _mesa_has_texture_cube_map_array(ctx
);
5198 * OpenGL 4.5 spec (30.10.2014) says in Section 8.7 Compressed Texture
5200 * "An INVALID_OPERATION error is generated by
5201 * CompressedTex*SubImage3D if the internal format of the texture
5202 * is one of the EAC, ETC2, or RGTC formats and either border is
5203 * non-zero, or the effective target for the texture is not
5204 * TEXTURE_2D_ARRAY."
5206 * NOTE: that's probably a spec error. It should probably say
5207 * "... or the effective target for the texture is not
5208 * TEXTURE_2D_ARRAY, TEXTURE_CUBE_MAP, nor
5209 * GL_TEXTURE_CUBE_MAP_ARRAY."
5210 * since those targets are 2D images and they support all compression
5213 * Instead of listing all these, just list those which are allowed,
5214 * which is (at this time) only bptc. Otherwise we'd say s3tc (and
5215 * more) are valid here, which they are not, but of course not
5216 * mentioned by core spec.
5218 * Also, from GL_KHR_texture_compression_astc_{hdr,ldr}:
5220 * "Add a second new column "3D Tex." which is empty for all non-ASTC
5221 * formats. If only the LDR profile is supported by the implementation,
5222 * this column is also empty for all ASTC formats. If both the LDR and HDR
5223 * profiles are supported, this column is checked for all ASTC formats."
5225 * "An INVALID_OPERATION error is generated by CompressedTexSubImage3D if
5226 * <format> is one of the formats in table 8.19 and <target> is not
5227 * TEXTURE_2D_ARRAY, TEXTURE_CUBE_MAP_ARRAY, or TEXTURE_3D.
5229 * An INVALID_OPERATION error is generated by CompressedTexSubImage3D if
5230 * <format> is TEXTURE_CUBE_MAP_ARRAY and the "Cube Map Array" column of
5231 * table 8.19 is *not* checked, or if <format> is TEXTURE_3D and the "3D
5232 * Tex." column of table 8.19 is *not* checked"
5234 * And from GL_KHR_texture_compression_astc_sliced_3d:
5236 * "Modify the "3D Tex." column to be checked for all ASTC formats."
5238 format
= _mesa_glenum_to_compressed_format(intFormat
);
5239 layout
= _mesa_get_format_layout(format
);
5241 case MESA_FORMAT_LAYOUT_BPTC
:
5244 case MESA_FORMAT_LAYOUT_ASTC
:
5246 ctx
->Extensions
.KHR_texture_compression_astc_hdr
||
5247 ctx
->Extensions
.KHR_texture_compression_astc_sliced_3d
;
5250 /* invalid format */
5251 _mesa_error(ctx
, GL_INVALID_OPERATION
,
5252 "%s(invalid target %s for format %s)", caller
,
5253 _mesa_enum_to_string(target
),
5254 _mesa_enum_to_string(intFormat
));
5259 targetOK
= GL_FALSE
;
5265 /* no 1D compressed textures at this time */
5266 targetOK
= GL_FALSE
;
5271 _mesa_error(ctx
, GL_INVALID_ENUM
, "%s(invalid target %s)", caller
,
5272 _mesa_enum_to_string(target
));
5280 * Error checking for glCompressedTexSubImage[123]D().
5281 * \return GL_TRUE if error, GL_FALSE if no error
5284 compressed_subtexture_error_check(struct gl_context
*ctx
, GLint dims
,
5285 const struct gl_texture_object
*texObj
,
5286 GLenum target
, GLint level
,
5287 GLint xoffset
, GLint yoffset
, GLint zoffset
,
5288 GLsizei width
, GLsizei height
, GLsizei depth
,
5289 GLenum format
, GLsizei imageSize
,
5290 const GLvoid
*data
, const char *callerName
)
5292 struct gl_texture_image
*texImage
;
5295 /* this will catch any invalid compressed format token */
5296 if (!_mesa_is_compressed_format(ctx
, format
)) {
5297 _mesa_error(ctx
, GL_INVALID_ENUM
, "%s(format)", callerName
);
5301 if (level
< 0 || level
>= _mesa_max_texture_levels(ctx
, target
)) {
5302 _mesa_error(ctx
, GL_INVALID_VALUE
, "%s(level=%d)", callerName
, level
);
5306 /* validate the bound PBO, if any */
5307 if (!_mesa_validate_pbo_source_compressed(ctx
, dims
, &ctx
->Unpack
,
5308 imageSize
, data
, callerName
)) {
5312 /* Check for invalid pixel storage modes */
5313 if (!_mesa_compressed_pixel_storage_error_check(ctx
, dims
,
5314 &ctx
->Unpack
, callerName
)) {
5318 expectedSize
= compressed_tex_size(width
, height
, depth
, format
);
5319 if (expectedSize
!= imageSize
) {
5320 _mesa_error(ctx
, GL_INVALID_VALUE
, "%s(size=%d)", callerName
, imageSize
);
5324 texImage
= _mesa_select_tex_image(texObj
, target
, level
);
5326 _mesa_error(ctx
, GL_INVALID_OPERATION
, "%s(invalid texture level %d)",
5331 if ((GLint
) format
!= texImage
->InternalFormat
) {
5332 _mesa_error(ctx
, GL_INVALID_OPERATION
, "%s(format=%s)",
5333 callerName
, _mesa_enum_to_string(format
));
5337 if (compressedteximage_only_format(format
)) {
5338 _mesa_error(ctx
, GL_INVALID_OPERATION
, "%s(format=%s cannot be updated)",
5339 callerName
, _mesa_enum_to_string(format
));
5343 if (error_check_subtexture_negative_dimensions(ctx
, dims
, width
, height
,
5344 depth
, callerName
)) {
5348 if (error_check_subtexture_dimensions(ctx
, dims
, texImage
, xoffset
, yoffset
,
5349 zoffset
, width
, height
, depth
,
5359 _mesa_CompressedTexImage1D(GLenum target
, GLint level
,
5360 GLenum internalFormat
, GLsizei width
,
5361 GLint border
, GLsizei imageSize
,
5364 GET_CURRENT_CONTEXT(ctx
);
5365 teximage_err(ctx
, GL_TRUE
, 1, target
, level
, internalFormat
,
5366 width
, 1, 1, border
, GL_NONE
, GL_NONE
, imageSize
, data
);
5371 _mesa_CompressedTextureImage1DEXT(GLuint texture
, GLenum target
, GLint level
,
5372 GLenum internalFormat
, GLsizei width
,
5373 GLint border
, GLsizei imageSize
,
5374 const GLvoid
*pixels
)
5376 struct gl_texture_object
* texObj
;
5377 GET_CURRENT_CONTEXT(ctx
);
5379 texObj
= _mesa_lookup_or_create_texture(ctx
, target
, texture
, false, true,
5380 "glCompressedTextureImage1DEXT");
5383 teximage(ctx
, GL_TRUE
, 1, texObj
, target
, level
, internalFormat
,
5384 width
, 1, 1, border
, GL_NONE
, GL_NONE
, imageSize
, pixels
, false);
5389 _mesa_CompressedMultiTexImage1DEXT(GLenum texunit
, GLenum target
, GLint level
,
5390 GLenum internalFormat
, GLsizei width
,
5391 GLint border
, GLsizei imageSize
,
5392 const GLvoid
*pixels
)
5394 struct gl_texture_object
* texObj
;
5395 GET_CURRENT_CONTEXT(ctx
);
5397 texObj
= _mesa_get_texobj_by_target_and_texunit(ctx
, target
,
5398 texunit
- GL_TEXTURE0
,
5400 "glCompressedMultiTexImage1DEXT");
5403 teximage(ctx
, GL_TRUE
, 1, texObj
, target
, level
, internalFormat
,
5404 width
, 1, 1, border
, GL_NONE
, GL_NONE
, imageSize
, pixels
, false);
5409 _mesa_CompressedTexImage2D(GLenum target
, GLint level
,
5410 GLenum internalFormat
, GLsizei width
,
5411 GLsizei height
, GLint border
, GLsizei imageSize
,
5414 GET_CURRENT_CONTEXT(ctx
);
5415 teximage_err(ctx
, GL_TRUE
, 2, target
, level
, internalFormat
,
5416 width
, height
, 1, border
, GL_NONE
, GL_NONE
, imageSize
, data
);
5421 _mesa_CompressedTextureImage2DEXT(GLuint texture
, GLenum target
, GLint level
,
5422 GLenum internalFormat
, GLsizei width
,
5423 GLsizei height
, GLint border
, GLsizei imageSize
,
5424 const GLvoid
*pixels
)
5426 struct gl_texture_object
* texObj
;
5427 GET_CURRENT_CONTEXT(ctx
);
5429 texObj
= _mesa_lookup_or_create_texture(ctx
, target
, texture
, false, true,
5430 "glCompressedTextureImage2DEXT");
5433 teximage(ctx
, GL_TRUE
, 2, texObj
, target
, level
, internalFormat
,
5434 width
, height
, 1, border
, GL_NONE
, GL_NONE
, imageSize
, pixels
, false);
5439 _mesa_CompressedMultiTexImage2DEXT(GLenum texunit
, GLenum target
, GLint level
,
5440 GLenum internalFormat
, GLsizei width
,
5441 GLsizei height
, GLint border
, GLsizei imageSize
,
5442 const GLvoid
*pixels
)
5444 struct gl_texture_object
* texObj
;
5445 GET_CURRENT_CONTEXT(ctx
);
5447 texObj
= _mesa_get_texobj_by_target_and_texunit(ctx
, target
,
5448 texunit
- GL_TEXTURE0
,
5450 "glCompressedMultiTexImage2DEXT");
5453 teximage(ctx
, GL_TRUE
, 2, texObj
, target
, level
, internalFormat
,
5454 width
, height
, 1, border
, GL_NONE
, GL_NONE
, imageSize
, pixels
, false);
5459 _mesa_CompressedTexImage3D(GLenum target
, GLint level
,
5460 GLenum internalFormat
, GLsizei width
,
5461 GLsizei height
, GLsizei depth
, GLint border
,
5462 GLsizei imageSize
, const GLvoid
*data
)
5464 GET_CURRENT_CONTEXT(ctx
);
5465 teximage_err(ctx
, GL_TRUE
, 3, target
, level
, internalFormat
, width
, height
,
5466 depth
, border
, GL_NONE
, GL_NONE
, imageSize
, data
);
5471 _mesa_CompressedTextureImage3DEXT(GLuint texture
, GLenum target
, GLint level
,
5472 GLenum internalFormat
, GLsizei width
,
5473 GLsizei height
, GLsizei depth
, GLint border
,
5474 GLsizei imageSize
, const GLvoid
*pixels
)
5476 struct gl_texture_object
* texObj
;
5477 GET_CURRENT_CONTEXT(ctx
);
5479 texObj
= _mesa_lookup_or_create_texture(ctx
, target
, texture
, false, true,
5480 "glCompressedTextureImage3DEXT");
5483 teximage(ctx
, GL_TRUE
, 3, texObj
, target
, level
, internalFormat
,
5484 width
, height
, depth
, border
, GL_NONE
, GL_NONE
, imageSize
, pixels
, false);
5489 _mesa_CompressedMultiTexImage3DEXT(GLenum texunit
, GLenum target
, GLint level
,
5490 GLenum internalFormat
, GLsizei width
,
5491 GLsizei height
, GLsizei depth
, GLint border
,
5492 GLsizei imageSize
, const GLvoid
*pixels
)
5494 struct gl_texture_object
* texObj
;
5495 GET_CURRENT_CONTEXT(ctx
);
5497 texObj
= _mesa_get_texobj_by_target_and_texunit(ctx
, target
,
5498 texunit
- GL_TEXTURE0
,
5500 "glCompressedMultiTexImage3DEXT");
5503 teximage(ctx
, GL_TRUE
, 3, texObj
, target
, level
, internalFormat
,
5504 width
, height
, depth
, border
, GL_NONE
, GL_NONE
, imageSize
, pixels
, false);
5509 _mesa_CompressedTexImage1D_no_error(GLenum target
, GLint level
,
5510 GLenum internalFormat
, GLsizei width
,
5511 GLint border
, GLsizei imageSize
,
5514 GET_CURRENT_CONTEXT(ctx
);
5515 teximage_no_error(ctx
, GL_TRUE
, 1, target
, level
, internalFormat
, width
, 1,
5516 1, border
, GL_NONE
, GL_NONE
, imageSize
, data
);
5521 _mesa_CompressedTexImage2D_no_error(GLenum target
, GLint level
,
5522 GLenum internalFormat
, GLsizei width
,
5523 GLsizei height
, GLint border
,
5524 GLsizei imageSize
, const GLvoid
*data
)
5526 GET_CURRENT_CONTEXT(ctx
);
5527 teximage_no_error(ctx
, GL_TRUE
, 2, target
, level
, internalFormat
, width
,
5528 height
, 1, border
, GL_NONE
, GL_NONE
, imageSize
, data
);
5533 _mesa_CompressedTexImage3D_no_error(GLenum target
, GLint level
,
5534 GLenum internalFormat
, GLsizei width
,
5535 GLsizei height
, GLsizei depth
, GLint border
,
5536 GLsizei imageSize
, const GLvoid
*data
)
5538 GET_CURRENT_CONTEXT(ctx
);
5539 teximage_no_error(ctx
, GL_TRUE
, 3, target
, level
, internalFormat
, width
,
5540 height
, depth
, border
, GL_NONE
, GL_NONE
, imageSize
, data
);
5545 * Common helper for glCompressedTexSubImage1/2/3D() and
5546 * glCompressedTextureSubImage1/2/3D().
5549 compressed_texture_sub_image(struct gl_context
*ctx
, GLuint dims
,
5550 struct gl_texture_object
*texObj
,
5551 struct gl_texture_image
*texImage
,
5552 GLenum target
, GLint level
, GLint xoffset
,
5553 GLint yoffset
, GLint zoffset
, GLsizei width
,
5554 GLsizei height
, GLsizei depth
, GLenum format
,
5555 GLsizei imageSize
, const GLvoid
*data
)
5557 FLUSH_VERTICES(ctx
, 0);
5559 _mesa_lock_texture(ctx
, texObj
);
5561 if (width
> 0 && height
> 0 && depth
> 0) {
5562 ctx
->Driver
.CompressedTexSubImage(ctx
, dims
, texImage
,
5563 xoffset
, yoffset
, zoffset
,
5564 width
, height
, depth
,
5565 format
, imageSize
, data
);
5567 check_gen_mipmap(ctx
, target
, texObj
, level
);
5569 /* NOTE: Don't signal _NEW_TEXTURE_OBJECT since we've only changed
5570 * the texel data, not the texture format, size, etc.
5574 _mesa_unlock_texture(ctx
, texObj
);
5579 /* Use bound texture to current unit */
5580 TEX_MODE_CURRENT_NO_ERROR
= 0,
5581 TEX_MODE_CURRENT_ERROR
,
5582 /* Use the specified texture name */
5583 TEX_MODE_DSA_NO_ERROR
,
5585 /* Use the specified texture name + target */
5586 TEX_MODE_EXT_DSA_TEXTURE
,
5587 /* Use the specified texture unit + target */
5588 TEX_MODE_EXT_DSA_TEXUNIT
,
5593 compressed_tex_sub_image(unsigned dim
, GLenum target
, GLuint textureOrIndex
,
5594 GLint level
, GLint xoffset
, GLint yoffset
,
5595 GLint zoffset
, GLsizei width
, GLsizei height
,
5596 GLsizei depth
, GLenum format
, GLsizei imageSize
,
5597 const GLvoid
*data
, enum tex_mode mode
,
5600 struct gl_texture_object
*texObj
= NULL
;
5601 struct gl_texture_image
*texImage
;
5602 bool no_error
= false;
5603 GET_CURRENT_CONTEXT(ctx
);
5606 case TEX_MODE_DSA_ERROR
:
5607 assert(target
== 0);
5608 texObj
= _mesa_lookup_texture_err(ctx
, textureOrIndex
, caller
);
5610 target
= texObj
->Target
;
5612 case TEX_MODE_DSA_NO_ERROR
:
5613 assert(target
== 0);
5614 texObj
= _mesa_lookup_texture(ctx
, textureOrIndex
);
5616 target
= texObj
->Target
;
5619 case TEX_MODE_EXT_DSA_TEXTURE
:
5620 texObj
= _mesa_lookup_or_create_texture(ctx
, target
, textureOrIndex
,
5621 false, true, caller
);
5623 case TEX_MODE_EXT_DSA_TEXUNIT
:
5624 texObj
= _mesa_get_texobj_by_target_and_texunit(ctx
, target
,
5629 case TEX_MODE_CURRENT_NO_ERROR
:
5631 case TEX_MODE_CURRENT_ERROR
:
5633 assert(textureOrIndex
== 0);
5638 compressed_subtexture_target_check(ctx
, target
, dim
, format
,
5639 mode
== TEX_MODE_DSA_ERROR
,
5644 if (mode
== TEX_MODE_CURRENT_NO_ERROR
||
5645 mode
== TEX_MODE_CURRENT_ERROR
) {
5646 texObj
= _mesa_get_current_tex_object(ctx
, target
);
5653 compressed_subtexture_error_check(ctx
, dim
, texObj
, target
, level
,
5654 xoffset
, yoffset
, zoffset
, width
,
5655 height
, depth
, format
,
5656 imageSize
, data
, caller
)) {
5660 /* Must handle special case GL_TEXTURE_CUBE_MAP. */
5662 (mode
== TEX_MODE_DSA_ERROR
|| mode
== TEX_MODE_DSA_NO_ERROR
) &&
5663 texObj
->Target
== GL_TEXTURE_CUBE_MAP
) {
5664 const char *pixels
= data
;
5667 /* Make sure the texture object is a proper cube.
5668 * (See texturesubimage in teximage.c for details on why this check is
5671 if (!no_error
&& !_mesa_cube_level_complete(texObj
, level
)) {
5672 _mesa_error(ctx
, GL_INVALID_OPERATION
,
5673 "glCompressedTextureSubImage3D(cube map incomplete)");
5677 /* Copy in each face. */
5678 for (int i
= zoffset
; i
< zoffset
+ depth
; ++i
) {
5679 texImage
= texObj
->Image
[i
][level
];
5682 compressed_texture_sub_image(ctx
, 3, texObj
, texImage
,
5683 texObj
->Target
, level
, xoffset
, yoffset
,
5684 0, width
, height
, 1, format
,
5687 /* Compressed images don't have a client format */
5688 image_stride
= _mesa_format_image_size(texImage
->TexFormat
,
5690 texImage
->Height
, 1);
5692 pixels
+= image_stride
;
5693 imageSize
-= image_stride
;
5696 texImage
= _mesa_select_tex_image(texObj
, target
, level
);
5699 compressed_texture_sub_image(ctx
, dim
, texObj
, texImage
, target
, level
,
5700 xoffset
, yoffset
, zoffset
, width
, height
,
5701 depth
, format
, imageSize
, data
);
5707 _mesa_CompressedTexSubImage1D_no_error(GLenum target
, GLint level
,
5708 GLint xoffset
, GLsizei width
,
5709 GLenum format
, GLsizei imageSize
,
5712 compressed_tex_sub_image(1, target
, 0,
5713 level
, xoffset
, 0, 0, width
,
5714 1, 1, format
, imageSize
, data
,
5715 TEX_MODE_CURRENT_NO_ERROR
,
5716 "glCompressedTexSubImage1D");
5721 _mesa_CompressedTexSubImage1D(GLenum target
, GLint level
, GLint xoffset
,
5722 GLsizei width
, GLenum format
,
5723 GLsizei imageSize
, const GLvoid
*data
)
5725 compressed_tex_sub_image(1, target
, 0,
5726 level
, xoffset
, 0, 0, width
,
5727 1, 1, format
, imageSize
, data
,
5728 TEX_MODE_CURRENT_ERROR
,
5729 "glCompressedTexSubImage1D");
5734 _mesa_CompressedTextureSubImage1D_no_error(GLuint texture
, GLint level
,
5735 GLint xoffset
, GLsizei width
,
5736 GLenum format
, GLsizei imageSize
,
5739 compressed_tex_sub_image(1, 0, texture
,
5740 level
, xoffset
, 0, 0,
5741 width
, 1, 1, format
, imageSize
, data
,
5742 TEX_MODE_DSA_NO_ERROR
,
5743 "glCompressedTextureSubImage1D");
5748 _mesa_CompressedTextureSubImage1D(GLuint texture
, GLint level
, GLint xoffset
,
5749 GLsizei width
, GLenum format
,
5750 GLsizei imageSize
, const GLvoid
*data
)
5752 compressed_tex_sub_image(1, 0, texture
,
5753 level
, xoffset
, 0, 0,
5754 width
, 1, 1, format
, imageSize
, data
,
5756 "glCompressedTextureSubImage1D");
5761 _mesa_CompressedTextureSubImage1DEXT(GLuint texture
, GLenum target
,
5762 GLint level
, GLint xoffset
,
5763 GLsizei width
, GLenum format
,
5764 GLsizei imageSize
, const GLvoid
*data
)
5766 compressed_tex_sub_image(1, target
, texture
, level
, xoffset
, 0,
5767 0, width
, 1, 1, format
, imageSize
,
5769 TEX_MODE_EXT_DSA_TEXTURE
,
5770 "glCompressedTextureSubImage1DEXT");
5775 _mesa_CompressedMultiTexSubImage1DEXT(GLenum texunit
, GLenum target
,
5776 GLint level
, GLint xoffset
,
5777 GLsizei width
, GLenum format
,
5778 GLsizei imageSize
, const GLvoid
*data
)
5780 compressed_tex_sub_image(1, target
, texunit
- GL_TEXTURE0
, level
,
5781 xoffset
, 0, 0, width
, 1, 1, format
, imageSize
,
5783 TEX_MODE_EXT_DSA_TEXUNIT
,
5784 "glCompressedMultiTexSubImage1DEXT");
5789 _mesa_CompressedTexSubImage2D_no_error(GLenum target
, GLint level
,
5790 GLint xoffset
, GLint yoffset
,
5791 GLsizei width
, GLsizei height
,
5792 GLenum format
, GLsizei imageSize
,
5795 compressed_tex_sub_image(2, target
, 0, level
,
5796 xoffset
, yoffset
, 0,
5797 width
, height
, 1, format
, imageSize
, data
,
5798 TEX_MODE_CURRENT_NO_ERROR
,
5799 "glCompressedTexSubImage2D");
5804 _mesa_CompressedTexSubImage2D(GLenum target
, GLint level
, GLint xoffset
,
5805 GLint yoffset
, GLsizei width
, GLsizei height
,
5806 GLenum format
, GLsizei imageSize
,
5809 compressed_tex_sub_image(2, target
, 0, level
,
5810 xoffset
, yoffset
, 0,
5811 width
, height
, 1, format
, imageSize
, data
,
5812 TEX_MODE_CURRENT_ERROR
,
5813 "glCompressedTexSubImage2D");
5818 _mesa_CompressedTextureSubImage2DEXT(GLuint texture
, GLenum target
,
5819 GLint level
, GLint xoffset
,
5820 GLint yoffset
, GLsizei width
,
5821 GLsizei height
, GLenum format
,
5822 GLsizei imageSize
, const GLvoid
*data
)
5824 compressed_tex_sub_image(2, target
, texture
, level
, xoffset
,
5825 yoffset
, 0, width
, height
, 1, format
,
5827 TEX_MODE_EXT_DSA_TEXTURE
,
5828 "glCompressedTextureSubImage2DEXT");
5833 _mesa_CompressedMultiTexSubImage2DEXT(GLenum texunit
, GLenum target
,
5834 GLint level
, GLint xoffset
, GLint yoffset
,
5835 GLsizei width
, GLsizei height
, GLenum format
,
5836 GLsizei imageSize
, const GLvoid
*data
)
5838 compressed_tex_sub_image(2, target
, texunit
- GL_TEXTURE0
, level
,
5839 xoffset
, yoffset
, 0, width
, height
, 1, format
,
5841 TEX_MODE_EXT_DSA_TEXUNIT
,
5842 "glCompressedMultiTexSubImage2DEXT");
5847 _mesa_CompressedTextureSubImage2D_no_error(GLuint texture
, GLint level
,
5848 GLint xoffset
, GLint yoffset
,
5849 GLsizei width
, GLsizei height
,
5850 GLenum format
, GLsizei imageSize
,
5853 compressed_tex_sub_image(2, 0, texture
, level
, xoffset
, yoffset
, 0,
5854 width
, height
, 1, format
, imageSize
, data
,
5855 TEX_MODE_DSA_NO_ERROR
,
5856 "glCompressedTextureSubImage2D");
5861 _mesa_CompressedTextureSubImage2D(GLuint texture
, GLint level
, GLint xoffset
,
5863 GLsizei width
, GLsizei height
,
5864 GLenum format
, GLsizei imageSize
,
5867 compressed_tex_sub_image(2, 0, texture
, level
, xoffset
, yoffset
, 0,
5868 width
, height
, 1, format
, imageSize
, data
,
5870 "glCompressedTextureSubImage2D");
5874 _mesa_CompressedTexSubImage3D_no_error(GLenum target
, GLint level
,
5875 GLint xoffset
, GLint yoffset
,
5876 GLint zoffset
, GLsizei width
,
5877 GLsizei height
, GLsizei depth
,
5878 GLenum format
, GLsizei imageSize
,
5881 compressed_tex_sub_image(3, target
, 0, level
, xoffset
, yoffset
,
5882 zoffset
, width
, height
, depth
, format
,
5884 TEX_MODE_CURRENT_NO_ERROR
,
5885 "glCompressedTexSubImage3D");
5889 _mesa_CompressedTexSubImage3D(GLenum target
, GLint level
, GLint xoffset
,
5890 GLint yoffset
, GLint zoffset
, GLsizei width
,
5891 GLsizei height
, GLsizei depth
, GLenum format
,
5892 GLsizei imageSize
, const GLvoid
*data
)
5894 compressed_tex_sub_image(3, target
, 0, level
, xoffset
, yoffset
,
5895 zoffset
, width
, height
, depth
, format
,
5897 TEX_MODE_CURRENT_ERROR
,
5898 "glCompressedTexSubImage3D");
5902 _mesa_CompressedTextureSubImage3D_no_error(GLuint texture
, GLint level
,
5903 GLint xoffset
, GLint yoffset
,
5904 GLint zoffset
, GLsizei width
,
5905 GLsizei height
, GLsizei depth
,
5906 GLenum format
, GLsizei imageSize
,
5909 compressed_tex_sub_image(3, 0, texture
, level
, xoffset
, yoffset
,
5910 zoffset
, width
, height
, depth
, format
,
5912 TEX_MODE_DSA_NO_ERROR
,
5913 "glCompressedTextureSubImage3D");
5917 _mesa_CompressedTextureSubImage3D(GLuint texture
, GLint level
, GLint xoffset
,
5918 GLint yoffset
, GLint zoffset
, GLsizei width
,
5919 GLsizei height
, GLsizei depth
,
5920 GLenum format
, GLsizei imageSize
,
5923 compressed_tex_sub_image(3, 0, texture
, level
, xoffset
, yoffset
,
5924 zoffset
, width
, height
, depth
, format
,
5927 "glCompressedTextureSubImage3D");
5932 _mesa_CompressedTextureSubImage3DEXT(GLuint texture
, GLenum target
,
5933 GLint level
, GLint xoffset
,
5934 GLint yoffset
, GLint zoffset
,
5935 GLsizei width
, GLsizei height
,
5936 GLsizei depth
, GLenum format
,
5937 GLsizei imageSize
, const GLvoid
*data
)
5939 compressed_tex_sub_image(3, target
, texture
, level
, xoffset
, yoffset
,
5940 zoffset
, width
, height
, depth
, format
,
5942 TEX_MODE_EXT_DSA_TEXTURE
,
5943 "glCompressedTextureSubImage3DEXT");
5948 _mesa_CompressedMultiTexSubImage3DEXT(GLenum texunit
, GLenum target
,
5949 GLint level
, GLint xoffset
, GLint yoffset
,
5950 GLint zoffset
, GLsizei width
, GLsizei height
,
5951 GLsizei depth
, GLenum format
,
5952 GLsizei imageSize
, const GLvoid
*data
)
5954 compressed_tex_sub_image(3, target
, texunit
- GL_TEXTURE0
, level
,
5955 xoffset
, yoffset
, zoffset
, width
, height
, depth
,
5956 format
, imageSize
, data
,
5957 TEX_MODE_EXT_DSA_TEXUNIT
,
5958 "glCompressedMultiTexSubImage3DEXT");
5963 _mesa_get_texbuffer_format(const struct gl_context
*ctx
, GLenum internalFormat
)
5965 if (ctx
->API
== API_OPENGL_COMPAT
) {
5966 switch (internalFormat
) {
5968 return MESA_FORMAT_A_UNORM8
;
5970 return MESA_FORMAT_A_UNORM16
;
5971 case GL_ALPHA16F_ARB
:
5972 return MESA_FORMAT_A_FLOAT16
;
5973 case GL_ALPHA32F_ARB
:
5974 return MESA_FORMAT_A_FLOAT32
;
5975 case GL_ALPHA8I_EXT
:
5976 return MESA_FORMAT_A_SINT8
;
5977 case GL_ALPHA16I_EXT
:
5978 return MESA_FORMAT_A_SINT16
;
5979 case GL_ALPHA32I_EXT
:
5980 return MESA_FORMAT_A_SINT32
;
5981 case GL_ALPHA8UI_EXT
:
5982 return MESA_FORMAT_A_UINT8
;
5983 case GL_ALPHA16UI_EXT
:
5984 return MESA_FORMAT_A_UINT16
;
5985 case GL_ALPHA32UI_EXT
:
5986 return MESA_FORMAT_A_UINT32
;
5988 return MESA_FORMAT_L_UNORM8
;
5989 case GL_LUMINANCE16
:
5990 return MESA_FORMAT_L_UNORM16
;
5991 case GL_LUMINANCE16F_ARB
:
5992 return MESA_FORMAT_L_FLOAT16
;
5993 case GL_LUMINANCE32F_ARB
:
5994 return MESA_FORMAT_L_FLOAT32
;
5995 case GL_LUMINANCE8I_EXT
:
5996 return MESA_FORMAT_L_SINT8
;
5997 case GL_LUMINANCE16I_EXT
:
5998 return MESA_FORMAT_L_SINT16
;
5999 case GL_LUMINANCE32I_EXT
:
6000 return MESA_FORMAT_L_SINT32
;
6001 case GL_LUMINANCE8UI_EXT
:
6002 return MESA_FORMAT_L_UINT8
;
6003 case GL_LUMINANCE16UI_EXT
:
6004 return MESA_FORMAT_L_UINT16
;
6005 case GL_LUMINANCE32UI_EXT
:
6006 return MESA_FORMAT_L_UINT32
;
6007 case GL_LUMINANCE8_ALPHA8
:
6008 return MESA_FORMAT_L8A8_UNORM
;
6009 case GL_LUMINANCE16_ALPHA16
:
6010 return MESA_FORMAT_L16A16_UNORM
;
6011 case GL_LUMINANCE_ALPHA16F_ARB
:
6012 return MESA_FORMAT_LA_FLOAT16
;
6013 case GL_LUMINANCE_ALPHA32F_ARB
:
6014 return MESA_FORMAT_LA_FLOAT32
;
6015 case GL_LUMINANCE_ALPHA8I_EXT
:
6016 return MESA_FORMAT_LA_SINT8
;
6017 case GL_LUMINANCE_ALPHA16I_EXT
:
6018 return MESA_FORMAT_LA_SINT16
;
6019 case GL_LUMINANCE_ALPHA32I_EXT
:
6020 return MESA_FORMAT_LA_SINT32
;
6021 case GL_LUMINANCE_ALPHA8UI_EXT
:
6022 return MESA_FORMAT_LA_UINT8
;
6023 case GL_LUMINANCE_ALPHA16UI_EXT
:
6024 return MESA_FORMAT_LA_UINT16
;
6025 case GL_LUMINANCE_ALPHA32UI_EXT
:
6026 return MESA_FORMAT_LA_UINT32
;
6028 return MESA_FORMAT_I_UNORM8
;
6029 case GL_INTENSITY16
:
6030 return MESA_FORMAT_I_UNORM16
;
6031 case GL_INTENSITY16F_ARB
:
6032 return MESA_FORMAT_I_FLOAT16
;
6033 case GL_INTENSITY32F_ARB
:
6034 return MESA_FORMAT_I_FLOAT32
;
6035 case GL_INTENSITY8I_EXT
:
6036 return MESA_FORMAT_I_SINT8
;
6037 case GL_INTENSITY16I_EXT
:
6038 return MESA_FORMAT_I_SINT16
;
6039 case GL_INTENSITY32I_EXT
:
6040 return MESA_FORMAT_I_SINT32
;
6041 case GL_INTENSITY8UI_EXT
:
6042 return MESA_FORMAT_I_UINT8
;
6043 case GL_INTENSITY16UI_EXT
:
6044 return MESA_FORMAT_I_UINT16
;
6045 case GL_INTENSITY32UI_EXT
:
6046 return MESA_FORMAT_I_UINT32
;
6052 if (_mesa_has_ARB_texture_buffer_object_rgb32(ctx
) ||
6053 _mesa_has_OES_texture_buffer(ctx
)) {
6054 switch (internalFormat
) {
6056 return MESA_FORMAT_RGB_FLOAT32
;
6058 return MESA_FORMAT_RGB_UINT32
;
6060 return MESA_FORMAT_RGB_SINT32
;
6066 switch (internalFormat
) {
6068 return MESA_FORMAT_R8G8B8A8_UNORM
;
6070 if (_mesa_is_gles(ctx
) && !_mesa_has_EXT_texture_norm16(ctx
))
6071 return MESA_FORMAT_NONE
;
6072 return MESA_FORMAT_RGBA_UNORM16
;
6073 case GL_RGBA16F_ARB
:
6074 return MESA_FORMAT_RGBA_FLOAT16
;
6075 case GL_RGBA32F_ARB
:
6076 return MESA_FORMAT_RGBA_FLOAT32
;
6078 return MESA_FORMAT_RGBA_SINT8
;
6079 case GL_RGBA16I_EXT
:
6080 return MESA_FORMAT_RGBA_SINT16
;
6081 case GL_RGBA32I_EXT
:
6082 return MESA_FORMAT_RGBA_SINT32
;
6083 case GL_RGBA8UI_EXT
:
6084 return MESA_FORMAT_RGBA_UINT8
;
6085 case GL_RGBA16UI_EXT
:
6086 return MESA_FORMAT_RGBA_UINT16
;
6087 case GL_RGBA32UI_EXT
:
6088 return MESA_FORMAT_RGBA_UINT32
;
6091 return MESA_FORMAT_R8G8_UNORM
;
6093 if (_mesa_is_gles(ctx
) && !_mesa_has_EXT_texture_norm16(ctx
))
6094 return MESA_FORMAT_NONE
;
6095 return MESA_FORMAT_R16G16_UNORM
;
6097 return MESA_FORMAT_RG_FLOAT16
;
6099 return MESA_FORMAT_RG_FLOAT32
;
6101 return MESA_FORMAT_RG_SINT8
;
6103 return MESA_FORMAT_RG_SINT16
;
6105 return MESA_FORMAT_RG_SINT32
;
6107 return MESA_FORMAT_RG_UINT8
;
6109 return MESA_FORMAT_RG_UINT16
;
6111 return MESA_FORMAT_RG_UINT32
;
6114 return MESA_FORMAT_R_UNORM8
;
6116 if (_mesa_is_gles(ctx
) && !_mesa_has_EXT_texture_norm16(ctx
))
6117 return MESA_FORMAT_NONE
;
6118 return MESA_FORMAT_R_UNORM16
;
6120 return MESA_FORMAT_R_FLOAT16
;
6122 return MESA_FORMAT_R_FLOAT32
;
6124 return MESA_FORMAT_R_SINT8
;
6126 return MESA_FORMAT_R_SINT16
;
6128 return MESA_FORMAT_R_SINT32
;
6130 return MESA_FORMAT_R_UINT8
;
6132 return MESA_FORMAT_R_UINT16
;
6134 return MESA_FORMAT_R_UINT32
;
6137 return MESA_FORMAT_NONE
;
6143 _mesa_validate_texbuffer_format(const struct gl_context
*ctx
,
6144 GLenum internalFormat
)
6146 mesa_format format
= _mesa_get_texbuffer_format(ctx
, internalFormat
);
6149 if (format
== MESA_FORMAT_NONE
)
6150 return MESA_FORMAT_NONE
;
6152 datatype
= _mesa_get_format_datatype(format
);
6154 /* The GL_ARB_texture_buffer_object spec says:
6156 * "If ARB_texture_float is not supported, references to the
6157 * floating-point internal formats provided by that extension should be
6158 * removed, and such formats may not be passed to TexBufferARB."
6160 * As a result, GL_HALF_FLOAT internal format depends on both
6161 * GL_ARB_texture_float and GL_ARB_half_float_pixel.
6163 if ((datatype
== GL_FLOAT
|| datatype
== GL_HALF_FLOAT
) &&
6164 !ctx
->Extensions
.ARB_texture_float
)
6165 return MESA_FORMAT_NONE
;
6167 if (!ctx
->Extensions
.ARB_texture_rg
) {
6168 GLenum base_format
= _mesa_get_format_base_format(format
);
6169 if (base_format
== GL_R
|| base_format
== GL_RG
)
6170 return MESA_FORMAT_NONE
;
6173 if (!ctx
->Extensions
.ARB_texture_buffer_object_rgb32
) {
6174 GLenum base_format
= _mesa_get_format_base_format(format
);
6175 if (base_format
== GL_RGB
)
6176 return MESA_FORMAT_NONE
;
6183 * Do work common to glTexBuffer, glTexBufferRange, glTextureBuffer
6184 * and glTextureBufferRange, including some error checking.
6187 texture_buffer_range(struct gl_context
*ctx
,
6188 struct gl_texture_object
*texObj
,
6189 GLenum internalFormat
,
6190 struct gl_buffer_object
*bufObj
,
6191 GLintptr offset
, GLsizeiptr size
,
6194 GLintptr oldOffset
= texObj
->BufferOffset
;
6195 GLsizeiptr oldSize
= texObj
->BufferSize
;
6198 /* NOTE: ARB_texture_buffer_object might not be supported in
6199 * the compatibility profile.
6201 if (!_mesa_has_ARB_texture_buffer_object(ctx
) &&
6202 !_mesa_has_OES_texture_buffer(ctx
)) {
6203 _mesa_error(ctx
, GL_INVALID_OPERATION
,
6204 "%s(ARB_texture_buffer_object is not"
6205 " implemented for the compatibility profile)", caller
);
6209 if (texObj
->HandleAllocated
) {
6210 /* The ARB_bindless_texture spec says:
6212 * "The error INVALID_OPERATION is generated by TexImage*, CopyTexImage*,
6213 * CompressedTexImage*, TexBuffer*, TexParameter*, as well as other
6214 * functions defined in terms of these, if the texture object to be
6215 * modified is referenced by one or more texture or image handles."
6217 _mesa_error(ctx
, GL_INVALID_OPERATION
, "%s(immutable texture)", caller
);
6221 format
= _mesa_validate_texbuffer_format(ctx
, internalFormat
);
6222 if (format
== MESA_FORMAT_NONE
) {
6223 _mesa_error(ctx
, GL_INVALID_ENUM
, "%s(internalFormat %s)",
6224 caller
, _mesa_enum_to_string(internalFormat
));
6228 FLUSH_VERTICES(ctx
, 0);
6230 _mesa_lock_texture(ctx
, texObj
);
6232 _mesa_reference_buffer_object(ctx
, &texObj
->BufferObject
, bufObj
);
6233 texObj
->BufferObjectFormat
= internalFormat
;
6234 texObj
->_BufferObjectFormat
= format
;
6235 texObj
->BufferOffset
= offset
;
6236 texObj
->BufferSize
= size
;
6238 _mesa_unlock_texture(ctx
, texObj
);
6240 if (ctx
->Driver
.TexParameter
) {
6241 if (offset
!= oldOffset
) {
6242 ctx
->Driver
.TexParameter(ctx
, texObj
, GL_TEXTURE_BUFFER_OFFSET
);
6244 if (size
!= oldSize
) {
6245 ctx
->Driver
.TexParameter(ctx
, texObj
, GL_TEXTURE_BUFFER_SIZE
);
6249 ctx
->NewDriverState
|= ctx
->DriverFlags
.NewTextureBuffer
;
6252 bufObj
->UsageHistory
|= USAGE_TEXTURE_BUFFER
;
6258 * Make sure the texture buffer target is GL_TEXTURE_BUFFER.
6259 * Return true if it is, and return false if it is not
6260 * (and throw INVALID ENUM as dictated in the OpenGL 4.5
6261 * core spec, 02.02.2015, PDF page 245).
6264 check_texture_buffer_target(struct gl_context
*ctx
, GLenum target
,
6267 if (target
!= GL_TEXTURE_BUFFER_ARB
) {
6268 _mesa_error(ctx
, GL_INVALID_ENUM
,
6269 "%s(texture target is not GL_TEXTURE_BUFFER)", caller
);
6277 * Check for errors related to the texture buffer range.
6278 * Return false if errors are found, true if none are found.
6281 check_texture_buffer_range(struct gl_context
*ctx
,
6282 struct gl_buffer_object
*bufObj
,
6283 GLintptr offset
, GLsizeiptr size
,
6286 /* OpenGL 4.5 core spec (02.02.2015) says in Section 8.9 Buffer
6287 * Textures (PDF page 245):
6288 * "An INVALID_VALUE error is generated if offset is negative, if
6289 * size is less than or equal to zero, or if offset + size is greater
6290 * than the value of BUFFER_SIZE for the buffer bound to target."
6293 _mesa_error(ctx
, GL_INVALID_VALUE
, "%s(offset=%d < 0)", caller
,
6299 _mesa_error(ctx
, GL_INVALID_VALUE
, "%s(size=%d <= 0)", caller
,
6304 if (offset
+ size
> bufObj
->Size
) {
6305 _mesa_error(ctx
, GL_INVALID_VALUE
,
6306 "%s(offset=%d + size=%d > buffer_size=%d)", caller
,
6307 (int) offset
, (int) size
, (int) bufObj
->Size
);
6311 /* OpenGL 4.5 core spec (02.02.2015) says in Section 8.9 Buffer
6312 * Textures (PDF page 245):
6313 * "An INVALID_VALUE error is generated if offset is not an integer
6314 * multiple of the value of TEXTURE_BUFFER_OFFSET_ALIGNMENT."
6316 if (offset
% ctx
->Const
.TextureBufferOffsetAlignment
) {
6317 _mesa_error(ctx
, GL_INVALID_VALUE
,
6318 "%s(invalid offset alignment)", caller
);
6326 /** GL_ARB_texture_buffer_object */
6328 _mesa_TexBuffer(GLenum target
, GLenum internalFormat
, GLuint buffer
)
6330 struct gl_texture_object
*texObj
;
6331 struct gl_buffer_object
*bufObj
;
6333 GET_CURRENT_CONTEXT(ctx
);
6335 /* Need to catch a bad target before it gets to
6336 * _mesa_get_current_tex_object.
6338 if (!check_texture_buffer_target(ctx
, target
, "glTexBuffer"))
6342 bufObj
= _mesa_lookup_bufferobj_err(ctx
, buffer
, "glTexBuffer");
6348 texObj
= _mesa_get_current_tex_object(ctx
, target
);
6352 texture_buffer_range(ctx
, texObj
, internalFormat
, bufObj
, 0,
6353 buffer
? -1 : 0, "glTexBuffer");
6357 /** GL_ARB_texture_buffer_range */
6359 _mesa_TexBufferRange(GLenum target
, GLenum internalFormat
, GLuint buffer
,
6360 GLintptr offset
, GLsizeiptr size
)
6362 struct gl_texture_object
*texObj
;
6363 struct gl_buffer_object
*bufObj
;
6365 GET_CURRENT_CONTEXT(ctx
);
6367 /* Need to catch a bad target before it gets to
6368 * _mesa_get_current_tex_object.
6370 if (!check_texture_buffer_target(ctx
, target
, "glTexBufferRange"))
6374 bufObj
= _mesa_lookup_bufferobj_err(ctx
, buffer
, "glTexBufferRange");
6378 if (!check_texture_buffer_range(ctx
, bufObj
, offset
, size
,
6379 "glTexBufferRange"))
6383 /* OpenGL 4.5 core spec (02.02.2015) says in Section 8.9 Buffer
6384 * Textures (PDF page 254):
6385 * "If buffer is zero, then any buffer object attached to the buffer
6386 * texture is detached, the values offset and size are ignored and
6387 * the state for offset and size for the buffer texture are reset to
6395 texObj
= _mesa_get_current_tex_object(ctx
, target
);
6399 texture_buffer_range(ctx
, texObj
, internalFormat
, bufObj
,
6400 offset
, size
, "glTexBufferRange");
6404 _mesa_TextureBuffer(GLuint texture
, GLenum internalFormat
, GLuint buffer
)
6406 struct gl_texture_object
*texObj
;
6407 struct gl_buffer_object
*bufObj
;
6409 GET_CURRENT_CONTEXT(ctx
);
6412 bufObj
= _mesa_lookup_bufferobj_err(ctx
, buffer
, "glTextureBuffer");
6418 /* Get the texture object by Name. */
6419 texObj
= _mesa_lookup_texture_err(ctx
, texture
, "glTextureBuffer");
6423 if (!check_texture_buffer_target(ctx
, texObj
->Target
, "glTextureBuffer"))
6426 texture_buffer_range(ctx
, texObj
, internalFormat
,
6427 bufObj
, 0, buffer
? -1 : 0, "glTextureBuffer");
6431 _mesa_TextureBufferRange(GLuint texture
, GLenum internalFormat
, GLuint buffer
,
6432 GLintptr offset
, GLsizeiptr size
)
6434 struct gl_texture_object
*texObj
;
6435 struct gl_buffer_object
*bufObj
;
6437 GET_CURRENT_CONTEXT(ctx
);
6440 bufObj
= _mesa_lookup_bufferobj_err(ctx
, buffer
,
6441 "glTextureBufferRange");
6445 if (!check_texture_buffer_range(ctx
, bufObj
, offset
, size
,
6446 "glTextureBufferRange"))
6450 /* OpenGL 4.5 core spec (02.02.2015) says in Section 8.9 Buffer
6451 * Textures (PDF page 254):
6452 * "If buffer is zero, then any buffer object attached to the buffer
6453 * texture is detached, the values offset and size are ignored and
6454 * the state for offset and size for the buffer texture are reset to
6462 /* Get the texture object by Name. */
6463 texObj
= _mesa_lookup_texture_err(ctx
, texture
, "glTextureBufferRange");
6467 if (!check_texture_buffer_target(ctx
, texObj
->Target
,
6468 "glTextureBufferRange"))
6471 texture_buffer_range(ctx
, texObj
, internalFormat
,
6472 bufObj
, offset
, size
, "glTextureBufferRange");
6476 _mesa_is_renderable_texture_format(const struct gl_context
*ctx
,
6477 GLenum internalformat
)
6479 /* Everything that is allowed for renderbuffers,
6480 * except for a base format of GL_STENCIL_INDEX, unless supported.
6482 GLenum baseFormat
= _mesa_base_fbo_format(ctx
, internalformat
);
6483 if (ctx
->Extensions
.ARB_texture_stencil8
)
6484 return baseFormat
!= 0;
6486 return baseFormat
!= 0 && baseFormat
!= GL_STENCIL_INDEX
;
6490 /** GL_ARB_texture_multisample */
6492 check_multisample_target(GLuint dims
, GLenum target
, bool dsa
)
6495 case GL_TEXTURE_2D_MULTISAMPLE
:
6497 case GL_PROXY_TEXTURE_2D_MULTISAMPLE
:
6498 return dims
== 2 && !dsa
;
6499 case GL_TEXTURE_2D_MULTISAMPLE_ARRAY
:
6501 case GL_PROXY_TEXTURE_2D_MULTISAMPLE_ARRAY
:
6502 return dims
== 3 && !dsa
;
6510 texture_image_multisample(struct gl_context
*ctx
, GLuint dims
,
6511 struct gl_texture_object
*texObj
,
6512 struct gl_memory_object
*memObj
,
6513 GLenum target
, GLsizei samples
,
6514 GLint internalformat
, GLsizei width
,
6515 GLsizei height
, GLsizei depth
,
6516 GLboolean fixedsamplelocations
,
6517 GLboolean immutable
, GLuint64 offset
,
6520 struct gl_texture_image
*texImage
;
6521 GLboolean sizeOK
, dimensionsOK
, samplesOK
;
6522 mesa_format texFormat
;
6523 GLenum sample_count_error
;
6524 bool dsa
= strstr(func
, "ture") ? true : false;
6526 if (MESA_VERBOSE
& (VERBOSE_API
|VERBOSE_TEXTURE
)) {
6527 _mesa_debug(ctx
, "%s(target=%s, samples=%d)\n", func
,
6528 _mesa_enum_to_string(target
), samples
);
6531 if (!((ctx
->Extensions
.ARB_texture_multisample
6532 && _mesa_is_desktop_gl(ctx
))) && !_mesa_is_gles31(ctx
)) {
6533 _mesa_error(ctx
, GL_INVALID_OPERATION
, "%s(unsupported)", func
);
6538 _mesa_error(ctx
, GL_INVALID_VALUE
, "%s(samples < 1)", func
);
6542 if (!check_multisample_target(dims
, target
, dsa
)) {
6543 GLenum err
= dsa
? GL_INVALID_OPERATION
: GL_INVALID_ENUM
;
6544 _mesa_error(ctx
, err
, "%s(target=%s)", func
,
6545 _mesa_enum_to_string(target
));
6549 /* check that the specified internalformat is color/depth/stencil-renderable;
6550 * refer GL3.1 spec 4.4.4
6553 if (immutable
&& !_mesa_is_legal_tex_storage_format(ctx
, internalformat
)) {
6554 _mesa_error(ctx
, GL_INVALID_ENUM
,
6555 "%s(internalformat=%s not legal for immutable-format)",
6556 func
, _mesa_enum_to_string(internalformat
));
6560 if (!_mesa_is_renderable_texture_format(ctx
, internalformat
)) {
6561 /* Page 172 of OpenGL ES 3.1 spec says:
6562 * "An INVALID_ENUM error is generated if sizedinternalformat is not
6563 * color-renderable, depth-renderable, or stencil-renderable (as
6564 * defined in section 9.4).
6566 * (Same error is also defined for desktop OpenGL for multisample
6567 * teximage/texstorage functions.)
6569 _mesa_error(ctx
, GL_INVALID_ENUM
, "%s(internalformat=%s)", func
,
6570 _mesa_enum_to_string(internalformat
));
6574 sample_count_error
= _mesa_check_sample_count(ctx
, target
,
6575 internalformat
, samples
, samples
);
6576 samplesOK
= sample_count_error
== GL_NO_ERROR
;
6578 /* Page 254 of OpenGL 4.4 spec says:
6579 * "Proxy arrays for two-dimensional multisample and two-dimensional
6580 * multisample array textures are operated on in the same way when
6581 * TexImage2DMultisample is called with target specified as
6582 * PROXY_TEXTURE_2D_MULTISAMPLE, or TexImage3DMultisample is called
6583 * with target specified as PROXY_TEXTURE_2D_MULTISAMPLE_ARRAY.
6584 * However, if samples is not supported, then no error is generated.
6586 if (!samplesOK
&& !_mesa_is_proxy_texture(target
)) {
6587 _mesa_error(ctx
, sample_count_error
, "%s(samples=%d)", func
, samples
);
6591 if (immutable
&& (!texObj
|| (texObj
->Name
== 0))) {
6592 _mesa_error(ctx
, GL_INVALID_OPERATION
,
6593 "%s(texture object 0)",
6598 texImage
= _mesa_get_tex_image(ctx
, texObj
, 0, 0);
6600 if (texImage
== NULL
) {
6601 _mesa_error(ctx
, GL_OUT_OF_MEMORY
, "%s()", func
);
6605 texFormat
= _mesa_choose_texture_format(ctx
, texObj
, target
, 0,
6606 internalformat
, GL_NONE
, GL_NONE
);
6607 assert(texFormat
!= MESA_FORMAT_NONE
);
6609 dimensionsOK
= _mesa_legal_texture_dimensions(ctx
, target
, 0,
6610 width
, height
, depth
, 0);
6612 sizeOK
= ctx
->Driver
.TestProxyTexImage(ctx
, target
, 0, 0, texFormat
,
6613 samples
, width
, height
, depth
);
6615 if (_mesa_is_proxy_texture(target
)) {
6616 if (samplesOK
&& dimensionsOK
&& sizeOK
) {
6617 _mesa_init_teximage_fields_ms(ctx
, texImage
, width
, height
, depth
, 0,
6618 internalformat
, texFormat
,
6619 samples
, fixedsamplelocations
);
6622 /* clear all image fields */
6623 clear_teximage_fields(texImage
);
6627 if (!dimensionsOK
) {
6628 _mesa_error(ctx
, GL_INVALID_VALUE
,
6629 "%s(invalid width=%d or height=%d)", func
, width
, height
);
6634 _mesa_error(ctx
, GL_OUT_OF_MEMORY
, "%s(texture too large)", func
);
6638 /* Check if texObj->Immutable is set */
6639 if (texObj
->Immutable
) {
6640 _mesa_error(ctx
, GL_INVALID_OPERATION
, "%s(immutable)", func
);
6644 ctx
->Driver
.FreeTextureImageBuffer(ctx
, texImage
);
6646 _mesa_init_teximage_fields_ms(ctx
, texImage
, width
, height
, depth
, 0,
6647 internalformat
, texFormat
,
6648 samples
, fixedsamplelocations
);
6650 if (width
> 0 && height
> 0 && depth
> 0) {
6652 if (!ctx
->Driver
.SetTextureStorageForMemoryObject(ctx
, texObj
,
6657 _mesa_init_teximage_fields(ctx
, texImage
, 0, 0, 0, 0,
6658 internalformat
, texFormat
);
6661 if (!ctx
->Driver
.AllocTextureStorage(ctx
, texObj
, 1,
6662 width
, height
, depth
)) {
6663 /* tidy up the texture image state. strictly speaking,
6664 * we're allowed to just leave this in whatever state we
6665 * like, but being tidy is good.
6667 _mesa_init_teximage_fields(ctx
, texImage
, 0, 0, 0, 0,
6668 internalformat
, texFormat
);
6673 texObj
->Immutable
|= immutable
;
6676 _mesa_set_texture_view_state(ctx
, texObj
, target
, 1);
6679 _mesa_update_fbo_texture(ctx
, texObj
, 0, 0);
6685 _mesa_TexImage2DMultisample(GLenum target
, GLsizei samples
,
6686 GLenum internalformat
, GLsizei width
,
6687 GLsizei height
, GLboolean fixedsamplelocations
)
6689 struct gl_texture_object
*texObj
;
6690 GET_CURRENT_CONTEXT(ctx
);
6692 texObj
= _mesa_get_current_tex_object(ctx
, target
);
6696 texture_image_multisample(ctx
, 2, texObj
, NULL
, target
, samples
,
6697 internalformat
, width
, height
, 1,
6698 fixedsamplelocations
, GL_FALSE
, 0,
6699 "glTexImage2DMultisample");
6704 _mesa_TexImage3DMultisample(GLenum target
, GLsizei samples
,
6705 GLenum internalformat
, GLsizei width
,
6706 GLsizei height
, GLsizei depth
,
6707 GLboolean fixedsamplelocations
)
6709 struct gl_texture_object
*texObj
;
6710 GET_CURRENT_CONTEXT(ctx
);
6712 texObj
= _mesa_get_current_tex_object(ctx
, target
);
6716 texture_image_multisample(ctx
, 3, texObj
, NULL
, target
, samples
,
6717 internalformat
, width
, height
, depth
,
6718 fixedsamplelocations
, GL_FALSE
, 0,
6719 "glTexImage3DMultisample");
6723 valid_texstorage_ms_parameters(GLsizei width
, GLsizei height
, GLsizei depth
,
6726 GET_CURRENT_CONTEXT(ctx
);
6728 if (!_mesa_valid_tex_storage_dim(width
, height
, depth
)) {
6729 _mesa_error(ctx
, GL_INVALID_VALUE
,
6730 "glTexStorage%uDMultisample(width=%d,height=%d,depth=%d)",
6731 dims
, width
, height
, depth
);
6738 _mesa_TexStorage2DMultisample(GLenum target
, GLsizei samples
,
6739 GLenum internalformat
, GLsizei width
,
6740 GLsizei height
, GLboolean fixedsamplelocations
)
6742 struct gl_texture_object
*texObj
;
6743 GET_CURRENT_CONTEXT(ctx
);
6745 texObj
= _mesa_get_current_tex_object(ctx
, target
);
6749 if (!valid_texstorage_ms_parameters(width
, height
, 1, 2))
6752 texture_image_multisample(ctx
, 2, texObj
, NULL
, target
, samples
,
6753 internalformat
, width
, height
, 1,
6754 fixedsamplelocations
, GL_TRUE
, 0,
6755 "glTexStorage2DMultisample");
6759 _mesa_TexStorage3DMultisample(GLenum target
, GLsizei samples
,
6760 GLenum internalformat
, GLsizei width
,
6761 GLsizei height
, GLsizei depth
,
6762 GLboolean fixedsamplelocations
)
6764 struct gl_texture_object
*texObj
;
6765 GET_CURRENT_CONTEXT(ctx
);
6767 texObj
= _mesa_get_current_tex_object(ctx
, target
);
6771 if (!valid_texstorage_ms_parameters(width
, height
, depth
, 3))
6774 texture_image_multisample(ctx
, 3, texObj
, NULL
, target
, samples
,
6775 internalformat
, width
, height
, depth
,
6776 fixedsamplelocations
, GL_TRUE
, 0,
6777 "glTexStorage3DMultisample");
6781 _mesa_TextureStorage2DMultisample(GLuint texture
, GLsizei samples
,
6782 GLenum internalformat
, GLsizei width
,
6784 GLboolean fixedsamplelocations
)
6786 struct gl_texture_object
*texObj
;
6787 GET_CURRENT_CONTEXT(ctx
);
6789 texObj
= _mesa_lookup_texture_err(ctx
, texture
,
6790 "glTextureStorage2DMultisample");
6794 if (!valid_texstorage_ms_parameters(width
, height
, 1, 2))
6797 texture_image_multisample(ctx
, 2, texObj
, NULL
, texObj
->Target
,
6798 samples
, internalformat
, width
, height
, 1,
6799 fixedsamplelocations
, GL_TRUE
, 0,
6800 "glTextureStorage2DMultisample");
6804 _mesa_TextureStorage3DMultisample(GLuint texture
, GLsizei samples
,
6805 GLenum internalformat
, GLsizei width
,
6806 GLsizei height
, GLsizei depth
,
6807 GLboolean fixedsamplelocations
)
6809 struct gl_texture_object
*texObj
;
6810 GET_CURRENT_CONTEXT(ctx
);
6812 /* Get the texture object by Name. */
6813 texObj
= _mesa_lookup_texture_err(ctx
, texture
,
6814 "glTextureStorage3DMultisample");
6818 if (!valid_texstorage_ms_parameters(width
, height
, depth
, 3))
6821 texture_image_multisample(ctx
, 3, texObj
, NULL
, texObj
->Target
, samples
,
6822 internalformat
, width
, height
, depth
,
6823 fixedsamplelocations
, GL_TRUE
, 0,
6824 "glTextureStorage3DMultisample");
6828 _mesa_texture_storage_ms_memory(struct gl_context
*ctx
, GLuint dims
,
6829 struct gl_texture_object
*texObj
,
6830 struct gl_memory_object
*memObj
,
6831 GLenum target
, GLsizei samples
,
6832 GLenum internalFormat
, GLsizei width
,
6833 GLsizei height
, GLsizei depth
,
6834 GLboolean fixedSampleLocations
,
6835 GLuint64 offset
, const char* func
)
6839 texture_image_multisample(ctx
, dims
, texObj
, memObj
, target
, samples
,
6840 internalFormat
, width
, height
, depth
,
6841 fixedSampleLocations
, GL_TRUE
, offset
,