2 * Copyright (C) 2008 Nicolai Haehnle.
3 * Copyright (C) The Weather Channel, Inc. 2002. All Rights Reserved.
5 * The Weather Channel (TM) funded Tungsten Graphics to develop the
6 * initial release of the Radeon 8500 driver under the XFree86 license.
7 * This notice must be preserved.
9 * Permission is hereby granted, free of charge, to any person obtaining
10 * a copy of this software and associated documentation files (the
11 * "Software"), to deal in the Software without restriction, including
12 * without limitation the rights to use, copy, modify, merge, publish,
13 * distribute, sublicense, and/or sell copies of the Software, and to
14 * permit persons to whom the Software is furnished to do so, subject to
15 * the following conditions:
17 * The above copyright notice and this permission notice (including the
18 * next paragraph) shall be included in all copies or substantial
19 * portions of the Software.
21 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
22 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
23 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
24 * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
25 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
26 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
27 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
31 #include "main/glheader.h"
32 #include "main/imports.h"
33 #include "main/context.h"
34 #include "main/convolve.h"
35 #include "main/mipmap.h"
36 #include "main/texcompress.h"
37 #include "main/texformat.h"
38 #include "main/texstore.h"
39 #include "main/teximage.h"
40 #include "main/texobj.h"
41 #include "main/texgetimage.h"
43 #include "xmlpool.h" /* for symbolic values of enum-type options */
45 #include "radeon_common.h"
47 #include "radeon_mipmap_tree.h"
50 static void copy_rows(void* dst
, GLuint dststride
, const void* src
, GLuint srcstride
,
51 GLuint numrows
, GLuint rowsize
)
53 assert(rowsize
<= dststride
);
54 assert(rowsize
<= srcstride
);
56 if (rowsize
== srcstride
&& rowsize
== dststride
) {
57 memcpy(dst
, src
, numrows
*rowsize
);
60 for(i
= 0; i
< numrows
; ++i
) {
61 memcpy(dst
, src
, rowsize
);
70 * Allocate an empty texture image object.
72 struct gl_texture_image
*radeonNewTextureImage(GLcontext
*ctx
)
74 return CALLOC(sizeof(radeon_texture_image
));
78 * Free memory associated with this texture image.
80 void radeonFreeTexImageData(GLcontext
*ctx
, struct gl_texture_image
*timage
)
82 radeon_texture_image
* image
= get_radeon_texture_image(timage
);
85 radeon_miptree_unreference(image
->mt
);
87 assert(!image
->base
.Data
);
89 _mesa_free_texture_image_data(ctx
, timage
);
92 radeon_bo_unref(image
->bo
);
96 _mesa_free_texmemory(timage
->Data
);
101 /* Set Data pointer and additional data for mapped texture image */
102 static void teximage_set_map_data(radeon_texture_image
*image
)
104 radeon_mipmap_level
*lvl
= &image
->mt
->levels
[image
->mtlevel
];
106 image
->base
.Data
= image
->mt
->bo
->ptr
+ lvl
->faces
[image
->mtface
].offset
;
107 image
->base
.RowStride
= lvl
->rowstride
/ image
->mt
->bpp
;
112 * Map a single texture image for glTexImage and friends.
114 void radeon_teximage_map(radeon_texture_image
*image
, GLboolean write_enable
)
117 assert(!image
->base
.Data
);
119 radeon_bo_map(image
->mt
->bo
, write_enable
);
120 teximage_set_map_data(image
);
125 void radeon_teximage_unmap(radeon_texture_image
*image
)
128 assert(image
->base
.Data
);
130 image
->base
.Data
= 0;
131 radeon_bo_unmap(image
->mt
->bo
);
135 static void map_override(GLcontext
*ctx
, radeonTexObj
*t
)
137 radeon_texture_image
*img
= get_radeon_texture_image(t
->base
.Image
[0][0]);
139 radeon_bo_map(t
->bo
, GL_FALSE
);
141 img
->base
.Data
= t
->bo
->ptr
;
142 _mesa_set_fetch_functions(&img
->base
, 2);
145 static void unmap_override(GLcontext
*ctx
, radeonTexObj
*t
)
147 radeon_texture_image
*img
= get_radeon_texture_image(t
->base
.Image
[0][0]);
149 radeon_bo_unmap(t
->bo
);
151 img
->base
.Data
= NULL
;
155 * Map a validated texture for reading during software rendering.
157 void radeonMapTexture(GLcontext
*ctx
, struct gl_texture_object
*texObj
)
159 radeonTexObj
* t
= radeon_tex_obj(texObj
);
162 if (!radeon_validate_texture_miptree(ctx
, texObj
))
165 /* for r100 3D sw fallbacks don't have mt */
166 if (t
->image_override
&& t
->bo
)
167 map_override(ctx
, t
);
172 radeon_bo_map(t
->mt
->bo
, GL_FALSE
);
173 for(face
= 0; face
< t
->mt
->faces
; ++face
) {
174 for(level
= t
->mt
->firstLevel
; level
<= t
->mt
->lastLevel
; ++level
)
175 teximage_set_map_data(get_radeon_texture_image(texObj
->Image
[face
][level
]));
179 void radeonUnmapTexture(GLcontext
*ctx
, struct gl_texture_object
*texObj
)
181 radeonTexObj
* t
= radeon_tex_obj(texObj
);
184 if (t
->image_override
&& t
->bo
)
185 unmap_override(ctx
, t
);
186 /* for r100 3D sw fallbacks don't have mt */
190 for(face
= 0; face
< t
->mt
->faces
; ++face
) {
191 for(level
= t
->mt
->firstLevel
; level
<= t
->mt
->lastLevel
; ++level
)
192 texObj
->Image
[face
][level
]->Data
= 0;
194 radeon_bo_unmap(t
->mt
->bo
);
197 GLuint
radeon_face_for_target(GLenum target
)
200 case GL_TEXTURE_CUBE_MAP_POSITIVE_X
:
201 case GL_TEXTURE_CUBE_MAP_NEGATIVE_X
:
202 case GL_TEXTURE_CUBE_MAP_POSITIVE_Y
:
203 case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y
:
204 case GL_TEXTURE_CUBE_MAP_POSITIVE_Z
:
205 case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z
:
206 return (GLuint
) target
- (GLuint
) GL_TEXTURE_CUBE_MAP_POSITIVE_X
;
213 * Wraps Mesa's implementation to ensure that the base level image is mapped.
215 * This relies on internal details of _mesa_generate_mipmap, in particular
216 * the fact that the memory for recreated texture images is always freed.
218 static void radeon_generate_mipmap(GLcontext
*ctx
, GLenum target
,
219 struct gl_texture_object
*texObj
)
221 radeonTexObj
* t
= radeon_tex_obj(texObj
);
222 GLuint nr_faces
= (t
->base
.Target
== GL_TEXTURE_CUBE_MAP
) ? 6 : 1;
226 _mesa_generate_mipmap(ctx
, target
, texObj
);
228 for (face
= 0; face
< nr_faces
; face
++) {
229 for (i
= texObj
->BaseLevel
+ 1; i
< texObj
->MaxLevel
; i
++) {
230 radeon_texture_image
*image
;
232 image
= get_radeon_texture_image(texObj
->Image
[face
][i
]);
238 image
->mtface
= face
;
240 radeon_miptree_unreference(image
->mt
);
247 void radeonGenerateMipmap(GLcontext
* ctx
, GLenum target
, struct gl_texture_object
*texObj
)
249 GLuint face
= radeon_face_for_target(target
);
250 radeon_texture_image
*baseimage
= get_radeon_texture_image(texObj
->Image
[face
][texObj
->BaseLevel
]);
252 radeon_teximage_map(baseimage
, GL_FALSE
);
253 radeon_generate_mipmap(ctx
, target
, texObj
);
254 radeon_teximage_unmap(baseimage
);
258 /* try to find a format which will only need a memcopy */
259 static const struct gl_texture_format
*radeonChoose8888TexFormat(radeonContextPtr rmesa
,
261 GLenum srcType
, GLboolean fbo
)
264 const GLubyte littleEndian
= *((const GLubyte
*)&ui
);
266 /* r100 can only do this */
267 if (IS_R100_CLASS(rmesa
->radeonScreen
) || fbo
)
268 return _dri_texformat_argb8888
;
270 if ((srcFormat
== GL_RGBA
&& srcType
== GL_UNSIGNED_INT_8_8_8_8
) ||
271 (srcFormat
== GL_RGBA
&& srcType
== GL_UNSIGNED_BYTE
&& !littleEndian
) ||
272 (srcFormat
== GL_ABGR_EXT
&& srcType
== GL_UNSIGNED_INT_8_8_8_8_REV
) ||
273 (srcFormat
== GL_ABGR_EXT
&& srcType
== GL_UNSIGNED_BYTE
&& littleEndian
)) {
274 return &_mesa_texformat_rgba8888
;
275 } else if ((srcFormat
== GL_RGBA
&& srcType
== GL_UNSIGNED_INT_8_8_8_8_REV
) ||
276 (srcFormat
== GL_RGBA
&& srcType
== GL_UNSIGNED_BYTE
&& littleEndian
) ||
277 (srcFormat
== GL_ABGR_EXT
&& srcType
== GL_UNSIGNED_INT_8_8_8_8
) ||
278 (srcFormat
== GL_ABGR_EXT
&& srcType
== GL_UNSIGNED_BYTE
&& !littleEndian
)) {
279 return &_mesa_texformat_rgba8888_rev
;
280 } else if (IS_R200_CLASS(rmesa
->radeonScreen
)) {
281 return _dri_texformat_argb8888
;
282 } else if (srcFormat
== GL_BGRA
&& ((srcType
== GL_UNSIGNED_BYTE
&& !littleEndian
) ||
283 srcType
== GL_UNSIGNED_INT_8_8_8_8
)) {
284 return &_mesa_texformat_argb8888_rev
;
285 } else if (srcFormat
== GL_BGRA
&& ((srcType
== GL_UNSIGNED_BYTE
&& littleEndian
) ||
286 srcType
== GL_UNSIGNED_INT_8_8_8_8_REV
)) {
287 return &_mesa_texformat_argb8888
;
289 return _dri_texformat_argb8888
;
292 const struct gl_texture_format
*radeonChooseTextureFormat_mesa(GLcontext
* ctx
,
293 GLint internalFormat
,
297 return radeonChooseTextureFormat(ctx
, internalFormat
, format
,
301 const struct gl_texture_format
*radeonChooseTextureFormat(GLcontext
* ctx
,
302 GLint internalFormat
,
304 GLenum type
, GLboolean fbo
)
306 radeonContextPtr rmesa
= RADEON_CONTEXT(ctx
);
307 const GLboolean do32bpt
=
308 (rmesa
->texture_depth
== DRI_CONF_TEXTURE_DEPTH_32
);
309 const GLboolean force16bpt
=
310 (rmesa
->texture_depth
== DRI_CONF_TEXTURE_DEPTH_FORCE_16
);
314 fprintf(stderr
, "InternalFormat=%s(%d) type=%s format=%s\n",
315 _mesa_lookup_enum_by_nr(internalFormat
), internalFormat
,
316 _mesa_lookup_enum_by_nr(type
), _mesa_lookup_enum_by_nr(format
));
317 fprintf(stderr
, "do32bpt=%d force16bpt=%d\n", do32bpt
, force16bpt
);
320 switch (internalFormat
) {
323 case GL_COMPRESSED_RGBA
:
325 case GL_UNSIGNED_INT_10_10_10_2
:
326 case GL_UNSIGNED_INT_2_10_10_10_REV
:
327 return do32bpt
? _dri_texformat_argb8888
:
328 _dri_texformat_argb1555
;
329 case GL_UNSIGNED_SHORT_4_4_4_4
:
330 case GL_UNSIGNED_SHORT_4_4_4_4_REV
:
331 return _dri_texformat_argb4444
;
332 case GL_UNSIGNED_SHORT_5_5_5_1
:
333 case GL_UNSIGNED_SHORT_1_5_5_5_REV
:
334 return _dri_texformat_argb1555
;
336 return do32bpt
? radeonChoose8888TexFormat(rmesa
, format
, type
, fbo
) :
337 _dri_texformat_argb4444
;
342 case GL_COMPRESSED_RGB
:
344 case GL_UNSIGNED_SHORT_4_4_4_4
:
345 case GL_UNSIGNED_SHORT_4_4_4_4_REV
:
346 return _dri_texformat_argb4444
;
347 case GL_UNSIGNED_SHORT_5_5_5_1
:
348 case GL_UNSIGNED_SHORT_1_5_5_5_REV
:
349 return _dri_texformat_argb1555
;
350 case GL_UNSIGNED_SHORT_5_6_5
:
351 case GL_UNSIGNED_SHORT_5_6_5_REV
:
352 return _dri_texformat_rgb565
;
354 return do32bpt
? _dri_texformat_argb8888
:
355 _dri_texformat_rgb565
;
363 radeonChoose8888TexFormat(rmesa
, format
, type
, fbo
) :
364 _dri_texformat_argb4444
;
368 return _dri_texformat_argb4444
;
371 return _dri_texformat_argb1555
;
377 return !force16bpt
? _dri_texformat_argb8888
:
378 _dri_texformat_rgb565
;
383 return _dri_texformat_rgb565
;
390 case GL_COMPRESSED_ALPHA
:
391 /* r200: can't use a8 format since interpreting hw I8 as a8 would result
392 in wrong rgb values (same as alpha value instead of 0). */
393 if (IS_R200_CLASS(rmesa
->radeonScreen
))
394 return _dri_texformat_al88
;
396 return _dri_texformat_a8
;
403 case GL_COMPRESSED_LUMINANCE
:
404 return _dri_texformat_l8
;
407 case GL_LUMINANCE_ALPHA
:
408 case GL_LUMINANCE4_ALPHA4
:
409 case GL_LUMINANCE6_ALPHA2
:
410 case GL_LUMINANCE8_ALPHA8
:
411 case GL_LUMINANCE12_ALPHA4
:
412 case GL_LUMINANCE12_ALPHA12
:
413 case GL_LUMINANCE16_ALPHA16
:
414 case GL_COMPRESSED_LUMINANCE_ALPHA
:
415 return _dri_texformat_al88
;
422 case GL_COMPRESSED_INTENSITY
:
423 return _dri_texformat_i8
;
426 if (type
== GL_UNSIGNED_SHORT_8_8_APPLE
||
427 type
== GL_UNSIGNED_BYTE
)
428 return &_mesa_texformat_ycbcr
;
430 return &_mesa_texformat_ycbcr_rev
;
434 case GL_COMPRESSED_RGB_S3TC_DXT1_EXT
:
435 return &_mesa_texformat_rgb_dxt1
;
437 case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT
:
438 return &_mesa_texformat_rgba_dxt1
;
442 case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT
:
443 return &_mesa_texformat_rgba_dxt3
;
445 case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT
:
446 return &_mesa_texformat_rgba_dxt5
;
448 case GL_ALPHA16F_ARB
:
449 return &_mesa_texformat_alpha_float16
;
450 case GL_ALPHA32F_ARB
:
451 return &_mesa_texformat_alpha_float32
;
452 case GL_LUMINANCE16F_ARB
:
453 return &_mesa_texformat_luminance_float16
;
454 case GL_LUMINANCE32F_ARB
:
455 return &_mesa_texformat_luminance_float32
;
456 case GL_LUMINANCE_ALPHA16F_ARB
:
457 return &_mesa_texformat_luminance_alpha_float16
;
458 case GL_LUMINANCE_ALPHA32F_ARB
:
459 return &_mesa_texformat_luminance_alpha_float32
;
460 case GL_INTENSITY16F_ARB
:
461 return &_mesa_texformat_intensity_float16
;
462 case GL_INTENSITY32F_ARB
:
463 return &_mesa_texformat_intensity_float32
;
465 return &_mesa_texformat_rgba_float16
;
467 return &_mesa_texformat_rgba_float32
;
469 return &_mesa_texformat_rgba_float16
;
471 return &_mesa_texformat_rgba_float32
;
473 case GL_DEPTH_COMPONENT
:
474 case GL_DEPTH_COMPONENT16
:
475 case GL_DEPTH_COMPONENT24
:
476 case GL_DEPTH_COMPONENT32
:
477 case GL_DEPTH_STENCIL_EXT
:
478 case GL_DEPTH24_STENCIL8_EXT
:
479 return &_mesa_texformat_s8_z24
;
482 "unexpected internalFormat 0x%x in %s",
483 (int)internalFormat
, __func__
);
487 return NULL
; /* never get here */
491 * All glTexImage calls go through this function.
493 static void radeon_teximage(
494 GLcontext
*ctx
, int dims
,
495 GLint face
, GLint level
,
496 GLint internalFormat
,
497 GLint width
, GLint height
, GLint depth
,
499 GLenum format
, GLenum type
, const GLvoid
* pixels
,
500 const struct gl_pixelstore_attrib
*packing
,
501 struct gl_texture_object
*texObj
,
502 struct gl_texture_image
*texImage
,
505 radeonContextPtr rmesa
= RADEON_CONTEXT(ctx
);
506 radeonTexObj
* t
= radeon_tex_obj(texObj
);
507 radeon_texture_image
* image
= get_radeon_texture_image(texImage
);
509 GLint postConvWidth
= width
;
510 GLint postConvHeight
= height
;
513 radeon_firevertices(rmesa
);
515 t
->validated
= GL_FALSE
;
517 if (ctx
->_ImageTransferState
& IMAGE_CONVOLUTION_BIT
) {
518 _mesa_adjust_image_for_convolution(ctx
, dims
, &postConvWidth
,
522 /* Choose and fill in the texture format for this image */
523 texImage
->TexFormat
= radeonChooseTextureFormat(ctx
, internalFormat
, format
, type
, 0);
524 _mesa_set_fetch_functions(texImage
, dims
);
526 if (texImage
->TexFormat
->TexelBytes
== 0) {
528 texImage
->IsCompressed
= GL_TRUE
;
529 texImage
->CompressedSize
=
530 ctx
->Driver
.CompressedTextureSize(ctx
, texImage
->Width
,
531 texImage
->Height
, texImage
->Depth
,
532 texImage
->TexFormat
->MesaFormat
);
534 texImage
->IsCompressed
= GL_FALSE
;
535 texImage
->CompressedSize
= 0;
537 texelBytes
= texImage
->TexFormat
->TexelBytes
;
538 /* Minimum pitch of 32 bytes */
539 if (postConvWidth
* texelBytes
< 32) {
540 postConvWidth
= 32 / texelBytes
;
541 texImage
->RowStride
= postConvWidth
;
544 assert(texImage
->RowStride
== postConvWidth
);
548 /* Allocate memory for image */
549 radeonFreeTexImageData(ctx
, texImage
); /* Mesa core only clears texImage->Data but not image->mt */
552 t
->mt
->firstLevel
== level
&&
553 t
->mt
->lastLevel
== level
&&
554 t
->mt
->target
!= GL_TEXTURE_CUBE_MAP_ARB
&&
555 !radeon_miptree_matches_image(t
->mt
, texImage
, face
, level
)) {
556 radeon_miptree_unreference(t
->mt
);
561 radeon_try_alloc_miptree(rmesa
, t
, texImage
, face
, level
);
562 if (t
->mt
&& radeon_miptree_matches_image(t
->mt
, texImage
, face
, level
)) {
563 radeon_mipmap_level
*lvl
;
565 image
->mtlevel
= level
- t
->mt
->firstLevel
;
566 image
->mtface
= face
;
567 radeon_miptree_reference(t
->mt
);
568 lvl
= &image
->mt
->levels
[image
->mtlevel
];
569 dstRowStride
= lvl
->rowstride
;
572 if (texImage
->IsCompressed
) {
573 size
= texImage
->CompressedSize
;
575 size
= texImage
->Width
* texImage
->Height
* texImage
->Depth
* texImage
->TexFormat
->TexelBytes
;
577 texImage
->Data
= _mesa_alloc_texmemory(size
);
580 /* Upload texture image; note that the spec allows pixels to be NULL */
582 pixels
= _mesa_validate_pbo_compressed_teximage(
583 ctx
, imageSize
, pixels
, packing
, "glCompressedTexImage");
585 pixels
= _mesa_validate_pbo_teximage(
586 ctx
, dims
, width
, height
, depth
,
587 format
, type
, pixels
, packing
, "glTexImage");
591 radeon_teximage_map(image
, GL_TRUE
);
594 memcpy(texImage
->Data
, pixels
, imageSize
);
598 radeon_mipmap_level
*lvl
= &image
->mt
->levels
[image
->mtlevel
];
599 dstRowStride
= lvl
->rowstride
;
601 dstRowStride
= texImage
->Width
* texImage
->TexFormat
->TexelBytes
;
604 if (!texImage
->TexFormat
->StoreImage(ctx
, dims
,
605 texImage
->_BaseFormat
,
607 texImage
->Data
, 0, 0, 0, /* dstX/Y/Zoffset */
609 texImage
->ImageOffsets
,
610 width
, height
, depth
,
611 format
, type
, pixels
, packing
))
612 _mesa_error(ctx
, GL_OUT_OF_MEMORY
, "glTexImage");
617 /* SGIS_generate_mipmap */
618 if (level
== texObj
->BaseLevel
&& texObj
->GenerateMipmap
) {
619 radeon_generate_mipmap(ctx
, texObj
->Target
, texObj
);
622 _mesa_unmap_teximage_pbo(ctx
, packing
);
625 radeon_teximage_unmap(image
);
630 void radeonTexImage1D(GLcontext
* ctx
, GLenum target
, GLint level
,
631 GLint internalFormat
,
632 GLint width
, GLint border
,
633 GLenum format
, GLenum type
, const GLvoid
* pixels
,
634 const struct gl_pixelstore_attrib
*packing
,
635 struct gl_texture_object
*texObj
,
636 struct gl_texture_image
*texImage
)
638 radeon_teximage(ctx
, 1, 0, level
, internalFormat
, width
, 1, 1,
639 0, format
, type
, pixels
, packing
, texObj
, texImage
, 0);
642 void radeonTexImage2D(GLcontext
* ctx
, GLenum target
, GLint level
,
643 GLint internalFormat
,
644 GLint width
, GLint height
, GLint border
,
645 GLenum format
, GLenum type
, const GLvoid
* pixels
,
646 const struct gl_pixelstore_attrib
*packing
,
647 struct gl_texture_object
*texObj
,
648 struct gl_texture_image
*texImage
)
651 GLuint face
= radeon_face_for_target(target
);
653 radeon_teximage(ctx
, 2, face
, level
, internalFormat
, width
, height
, 1,
654 0, format
, type
, pixels
, packing
, texObj
, texImage
, 0);
657 void radeonCompressedTexImage2D(GLcontext
* ctx
, GLenum target
,
658 GLint level
, GLint internalFormat
,
659 GLint width
, GLint height
, GLint border
,
660 GLsizei imageSize
, const GLvoid
* data
,
661 struct gl_texture_object
*texObj
,
662 struct gl_texture_image
*texImage
)
664 GLuint face
= radeon_face_for_target(target
);
666 radeon_teximage(ctx
, 2, face
, level
, internalFormat
, width
, height
, 1,
667 imageSize
, 0, 0, data
, &ctx
->Unpack
, texObj
, texImage
, 1);
670 void radeonTexImage3D(GLcontext
* ctx
, GLenum target
, GLint level
,
671 GLint internalFormat
,
672 GLint width
, GLint height
, GLint depth
,
674 GLenum format
, GLenum type
, const GLvoid
* pixels
,
675 const struct gl_pixelstore_attrib
*packing
,
676 struct gl_texture_object
*texObj
,
677 struct gl_texture_image
*texImage
)
679 radeon_teximage(ctx
, 3, 0, level
, internalFormat
, width
, height
, depth
,
680 0, format
, type
, pixels
, packing
, texObj
, texImage
, 0);
684 * Update a subregion of the given texture image.
686 static void radeon_texsubimage(GLcontext
* ctx
, int dims
, int level
,
687 GLint xoffset
, GLint yoffset
, GLint zoffset
,
688 GLsizei width
, GLsizei height
, GLsizei depth
,
690 GLenum format
, GLenum type
,
691 const GLvoid
* pixels
,
692 const struct gl_pixelstore_attrib
*packing
,
693 struct gl_texture_object
*texObj
,
694 struct gl_texture_image
*texImage
,
697 radeonContextPtr rmesa
= RADEON_CONTEXT(ctx
);
698 radeonTexObj
* t
= radeon_tex_obj(texObj
);
699 radeon_texture_image
* image
= get_radeon_texture_image(texImage
);
701 radeon_firevertices(rmesa
);
703 t
->validated
= GL_FALSE
;
705 pixels
= _mesa_validate_pbo_compressed_teximage(
706 ctx
, imageSize
, pixels
, packing
, "glCompressedTexImage");
708 pixels
= _mesa_validate_pbo_teximage(ctx
, dims
,
709 width
, height
, depth
, format
, type
, pixels
, packing
, "glTexSubImage1D");
714 radeon_teximage_map(image
, GL_TRUE
);
717 radeon_mipmap_level
*lvl
= &image
->mt
->levels
[image
->mtlevel
];
718 dstRowStride
= lvl
->rowstride
;
720 dstRowStride
= texImage
->RowStride
* texImage
->TexFormat
->TexelBytes
;
724 uint32_t srcRowStride
, bytesPerRow
, rows
;
725 dstRowStride
= _mesa_compressed_row_stride(texImage
->TexFormat
->MesaFormat
, texImage
->Width
);
726 srcRowStride
= _mesa_compressed_row_stride(texImage
->TexFormat
->MesaFormat
, width
);
727 bytesPerRow
= srcRowStride
;
730 copy_rows(texImage
->Data
, dstRowStride
, image
->base
.Data
, srcRowStride
, rows
,
734 if (!texImage
->TexFormat
->StoreImage(ctx
, dims
, texImage
->_BaseFormat
,
735 texImage
->TexFormat
, texImage
->Data
,
736 xoffset
, yoffset
, zoffset
,
738 texImage
->ImageOffsets
,
739 width
, height
, depth
,
740 format
, type
, pixels
, packing
))
741 _mesa_error(ctx
, GL_OUT_OF_MEMORY
, "glTexSubImage");
746 /* GL_SGIS_generate_mipmap */
747 if (level
== texObj
->BaseLevel
&& texObj
->GenerateMipmap
) {
748 radeon_generate_mipmap(ctx
, texObj
->Target
, texObj
);
750 radeon_teximage_unmap(image
);
752 _mesa_unmap_teximage_pbo(ctx
, packing
);
757 void radeonTexSubImage1D(GLcontext
* ctx
, GLenum target
, GLint level
,
760 GLenum format
, GLenum type
,
761 const GLvoid
* pixels
,
762 const struct gl_pixelstore_attrib
*packing
,
763 struct gl_texture_object
*texObj
,
764 struct gl_texture_image
*texImage
)
766 radeon_texsubimage(ctx
, 1, level
, xoffset
, 0, 0, width
, 1, 1, 0,
767 format
, type
, pixels
, packing
, texObj
, texImage
, 0);
770 void radeonTexSubImage2D(GLcontext
* ctx
, GLenum target
, GLint level
,
771 GLint xoffset
, GLint yoffset
,
772 GLsizei width
, GLsizei height
,
773 GLenum format
, GLenum type
,
774 const GLvoid
* pixels
,
775 const struct gl_pixelstore_attrib
*packing
,
776 struct gl_texture_object
*texObj
,
777 struct gl_texture_image
*texImage
)
779 radeon_texsubimage(ctx
, 2, level
, xoffset
, yoffset
, 0, width
, height
, 1,
780 0, format
, type
, pixels
, packing
, texObj
, texImage
,
784 void radeonCompressedTexSubImage2D(GLcontext
* ctx
, GLenum target
,
785 GLint level
, GLint xoffset
,
786 GLint yoffset
, GLsizei width
,
787 GLsizei height
, GLenum format
,
788 GLsizei imageSize
, const GLvoid
* data
,
789 struct gl_texture_object
*texObj
,
790 struct gl_texture_image
*texImage
)
792 radeon_texsubimage(ctx
, 2, level
, xoffset
, yoffset
, 0, width
, height
, 1,
793 imageSize
, format
, 0, data
, &ctx
->Unpack
, texObj
, texImage
, 1);
797 void radeonTexSubImage3D(GLcontext
* ctx
, GLenum target
, GLint level
,
798 GLint xoffset
, GLint yoffset
, GLint zoffset
,
799 GLsizei width
, GLsizei height
, GLsizei depth
,
800 GLenum format
, GLenum type
,
801 const GLvoid
* pixels
,
802 const struct gl_pixelstore_attrib
*packing
,
803 struct gl_texture_object
*texObj
,
804 struct gl_texture_image
*texImage
)
806 radeon_texsubimage(ctx
, 3, level
, xoffset
, yoffset
, zoffset
, width
, height
, depth
, 0,
807 format
, type
, pixels
, packing
, texObj
, texImage
, 0);
813 * Ensure that the given image is stored in the given miptree from now on.
815 static void migrate_image_to_miptree(radeon_mipmap_tree
*mt
, radeon_texture_image
*image
, int face
, int level
)
817 radeon_mipmap_level
*dstlvl
= &mt
->levels
[level
- mt
->firstLevel
];
820 assert(image
->mt
!= mt
);
821 assert(dstlvl
->width
== image
->base
.Width
);
822 assert(dstlvl
->height
== image
->base
.Height
);
823 assert(dstlvl
->depth
== image
->base
.Depth
);
826 radeon_bo_map(mt
->bo
, GL_TRUE
);
827 dest
= mt
->bo
->ptr
+ dstlvl
->faces
[face
].offset
;
830 /* Format etc. should match, so we really just need a memcpy().
831 * In fact, that memcpy() could be done by the hardware in many
832 * cases, provided that we have a proper memory manager.
834 radeon_mipmap_level
*srclvl
= &image
->mt
->levels
[image
->mtlevel
];
836 assert(srclvl
->size
== dstlvl
->size
);
837 assert(srclvl
->rowstride
== dstlvl
->rowstride
);
839 radeon_bo_map(image
->mt
->bo
, GL_FALSE
);
842 image
->mt
->bo
->ptr
+ srclvl
->faces
[face
].offset
,
844 radeon_bo_unmap(image
->mt
->bo
);
846 radeon_miptree_unreference(image
->mt
);
848 uint32_t srcrowstride
;
850 /* need to confirm this value is correct */
851 if (mt
->compressed
) {
852 height
= image
->base
.Height
/ 4;
853 srcrowstride
= image
->base
.RowStride
* mt
->bpp
;
855 height
= image
->base
.Height
* image
->base
.Depth
;
856 srcrowstride
= image
->base
.Width
* image
->base
.TexFormat
->TexelBytes
;
860 // WARN_ONCE("%s: tiling not supported yet", __FUNCTION__);
862 copy_rows(dest
, dstlvl
->rowstride
, image
->base
.Data
, srcrowstride
,
863 height
, srcrowstride
);
865 _mesa_free_texmemory(image
->base
.Data
);
866 image
->base
.Data
= 0;
869 radeon_bo_unmap(mt
->bo
);
872 image
->mtface
= face
;
873 image
->mtlevel
= level
;
874 radeon_miptree_reference(image
->mt
);
877 int radeon_validate_texture_miptree(GLcontext
* ctx
, struct gl_texture_object
*texObj
)
879 radeonContextPtr rmesa
= RADEON_CONTEXT(ctx
);
880 radeonTexObj
*t
= radeon_tex_obj(texObj
);
881 radeon_texture_image
*baseimage
= get_radeon_texture_image(texObj
->Image
[0][texObj
->BaseLevel
]);
884 if (t
->validated
|| t
->image_override
)
887 if (RADEON_DEBUG
& DEBUG_TEXTURE
)
888 fprintf(stderr
, "%s: Validating texture %p now\n", __FUNCTION__
, texObj
);
890 if (baseimage
->base
.Border
> 0)
893 /* Ensure a matching miptree exists.
895 * Differing mipmap trees can result when the app uses TexImage to
896 * change texture dimensions.
898 * Prefer to use base image's miptree if it
899 * exists, since that most likely contains more valid data (remember
900 * that the base level is usually significantly larger than the rest
901 * of the miptree, so cubemaps are the only possible exception).
904 baseimage
->mt
!= t
->mt
&&
905 radeon_miptree_matches_texture(baseimage
->mt
, &t
->base
)) {
906 radeon_miptree_unreference(t
->mt
);
907 t
->mt
= baseimage
->mt
;
908 radeon_miptree_reference(t
->mt
);
909 } else if (t
->mt
&& !radeon_miptree_matches_texture(t
->mt
, &t
->base
)) {
910 radeon_miptree_unreference(t
->mt
);
915 if (RADEON_DEBUG
& DEBUG_TEXTURE
)
916 fprintf(stderr
, " Allocate new miptree\n");
917 radeon_try_alloc_miptree(rmesa
, t
, &baseimage
->base
, 0, texObj
->BaseLevel
);
919 _mesa_problem(ctx
, "r300_validate_texture failed to alloc miptree");
924 /* Ensure all images are stored in the single main miptree */
925 for(face
= 0; face
< t
->mt
->faces
; ++face
) {
926 for(level
= t
->mt
->firstLevel
; level
<= t
->mt
->lastLevel
; ++level
) {
927 radeon_texture_image
*image
= get_radeon_texture_image(texObj
->Image
[face
][level
]);
928 if (RADEON_DEBUG
& DEBUG_TEXTURE
)
929 fprintf(stderr
, " face %i, level %i... %p vs %p ", face
, level
, t
->mt
, image
->mt
);
930 if (t
->mt
== image
->mt
) {
931 if (RADEON_DEBUG
& DEBUG_TEXTURE
)
932 fprintf(stderr
, "OK\n");
936 if (RADEON_DEBUG
& DEBUG_TEXTURE
)
937 fprintf(stderr
, "migrating\n");
938 migrate_image_to_miptree(t
->mt
, image
, face
, level
);
947 * Need to map texture image into memory before copying image data,
951 radeon_get_tex_image(GLcontext
* ctx
, GLenum target
, GLint level
,
952 GLenum format
, GLenum type
, GLvoid
* pixels
,
953 struct gl_texture_object
*texObj
,
954 struct gl_texture_image
*texImage
, int compressed
)
956 radeon_texture_image
*image
= get_radeon_texture_image(texImage
);
959 /* Map the texture image read-only */
960 radeon_teximage_map(image
, GL_FALSE
);
962 /* Image hasn't been uploaded to a miptree yet */
963 assert(image
->base
.Data
);
967 _mesa_get_compressed_teximage(ctx
, target
, level
, pixels
,
970 _mesa_get_teximage(ctx
, target
, level
, format
, type
, pixels
,
975 radeon_teximage_unmap(image
);
980 radeonGetTexImage(GLcontext
* ctx
, GLenum target
, GLint level
,
981 GLenum format
, GLenum type
, GLvoid
* pixels
,
982 struct gl_texture_object
*texObj
,
983 struct gl_texture_image
*texImage
)
985 radeon_get_tex_image(ctx
, target
, level
, format
, type
, pixels
,
986 texObj
, texImage
, 0);
990 radeonGetCompressedTexImage(GLcontext
*ctx
, GLenum target
, GLint level
,
992 struct gl_texture_object
*texObj
,
993 struct gl_texture_image
*texImage
)
995 radeon_get_tex_image(ctx
, target
, level
, 0, 0, pixels
,
996 texObj
, texImage
, 1);