2 #include "main/glheader.h"
3 #include "main/macros.h"
4 #include "main/mtypes.h"
5 #include "main/enums.h"
6 #include "main/bufferobj.h"
7 #include "main/context.h"
8 #include "main/formats.h"
9 #include "main/image.h"
11 #include "main/renderbuffer.h"
12 #include "main/texcompress.h"
13 #include "main/texgetimage.h"
14 #include "main/texobj.h"
15 #include "main/teximage.h"
16 #include "main/texstore.h"
18 #include "intel_mipmap_tree.h"
19 #include "intel_buffer_objects.h"
20 #include "intel_batchbuffer.h"
21 #include "intel_tex.h"
22 #include "intel_blit.h"
23 #include "intel_fbo.h"
25 #include "brw_context.h"
27 #define FILE_DEBUG_FLAG DEBUG_TEXTURE
29 /* Work back from the specified level of the image to the baselevel and create a
30 * miptree of that size.
32 struct intel_mipmap_tree
*
33 intel_miptree_create_for_teximage(struct brw_context
*brw
,
34 struct intel_texture_object
*intelObj
,
35 struct intel_texture_image
*intelImage
,
36 bool expect_accelerated_upload
)
40 int width
, height
, depth
;
43 intel_miptree_get_dimensions_for_image(&intelImage
->base
.Base
,
44 &width
, &height
, &depth
);
46 DBG("%s\n", __FUNCTION__
);
48 if (intelImage
->base
.Base
.Level
> intelObj
->base
.BaseLevel
&&
50 (intelObj
->base
.Target
!= GL_TEXTURE_1D
&& height
== 1) ||
51 (intelObj
->base
.Target
== GL_TEXTURE_3D
&& depth
== 1))) {
52 /* For this combination, we're at some lower mipmap level and
53 * some important dimension is 1. We can't extrapolate up to a
54 * likely base level width/height/depth for a full mipmap stack
55 * from this info, so just allocate this one level.
57 firstLevel
= intelImage
->base
.Base
.Level
;
58 lastLevel
= intelImage
->base
.Base
.Level
;
60 /* If this image disrespects BaseLevel, allocate from level zero.
61 * Usually BaseLevel == 0, so it's unlikely to happen.
63 if (intelImage
->base
.Base
.Level
< intelObj
->base
.BaseLevel
)
66 firstLevel
= intelObj
->base
.BaseLevel
;
68 /* Figure out image dimensions at start level. */
69 for (i
= intelImage
->base
.Base
.Level
; i
> firstLevel
; i
--) {
77 /* Guess a reasonable value for lastLevel. This is probably going
78 * to be wrong fairly often and might mean that we have to look at
79 * resizable buffers, or require that buffers implement lazy
80 * pagetable arrangements.
82 if ((intelObj
->base
.Sampler
.MinFilter
== GL_NEAREST
||
83 intelObj
->base
.Sampler
.MinFilter
== GL_LINEAR
) &&
84 intelImage
->base
.Base
.Level
== firstLevel
&&
86 lastLevel
= firstLevel
;
88 lastLevel
= (firstLevel
+
89 _mesa_get_tex_max_num_levels(intelObj
->base
.Target
,
90 width
, height
, depth
) - 1);
94 return intel_miptree_create(brw
,
95 intelObj
->base
.Target
,
96 intelImage
->base
.Base
.TexFormat
,
102 expect_accelerated_upload
,
103 intelImage
->base
.Base
.NumSamples
,
104 INTEL_MIPTREE_TILING_ANY
);
107 /* XXX: Do this for TexSubImage also:
110 try_pbo_upload(struct gl_context
*ctx
,
111 struct gl_texture_image
*image
,
112 const struct gl_pixelstore_attrib
*unpack
,
113 GLenum format
, GLenum type
, const void *pixels
)
115 struct intel_texture_image
*intelImage
= intel_texture_image(image
);
116 struct intel_context
*intel
= intel_context(ctx
);
117 struct brw_context
*brw
= brw_context(ctx
);
118 struct intel_buffer_object
*pbo
= intel_buffer_object(unpack
->BufferObj
);
120 drm_intel_bo
*src_buffer
;
122 if (!_mesa_is_bufferobj(unpack
->BufferObj
))
125 DBG("trying pbo upload\n");
127 if (intel
->ctx
._ImageTransferState
||
128 unpack
->SkipPixels
|| unpack
->SkipRows
) {
129 DBG("%s: image transfer\n", __FUNCTION__
);
133 ctx
->Driver
.AllocTextureImageBuffer(ctx
, image
);
135 if (!intelImage
->mt
) {
136 DBG("%s: no miptree\n", __FUNCTION__
);
140 if (!_mesa_format_matches_format_and_type(intelImage
->mt
->format
,
141 format
, type
, false)) {
142 DBG("%s: format mismatch (upload to %s with format 0x%x, type 0x%x)\n",
143 __FUNCTION__
, _mesa_get_format_name(intelImage
->mt
->format
),
148 if (image
->TexObject
->Target
== GL_TEXTURE_1D_ARRAY
||
149 image
->TexObject
->Target
== GL_TEXTURE_2D_ARRAY
) {
150 DBG("%s: no support for array textures\n", __FUNCTION__
);
154 src_buffer
= intel_bufferobj_source(brw
, pbo
, 64, &src_offset
);
155 /* note: potential 64-bit ptr to 32-bit int cast */
156 src_offset
+= (GLuint
) (unsigned long) pixels
;
159 _mesa_image_row_stride(unpack
, image
->Width
, format
, type
);
161 struct intel_mipmap_tree
*pbo_mt
=
162 intel_miptree_create_for_bo(brw
,
164 intelImage
->mt
->format
,
166 image
->Width
, image
->Height
,
167 src_stride
, I915_TILING_NONE
);
171 if (!intel_miptree_blit(brw
,
174 intelImage
->mt
, image
->Level
, image
->Face
,
176 image
->Width
, image
->Height
, GL_COPY
)) {
177 DBG("%s: blit failed\n", __FUNCTION__
);
181 intel_miptree_release(&pbo_mt
);
183 DBG("%s: success\n", __FUNCTION__
);
188 intelTexImage(struct gl_context
* ctx
,
190 struct gl_texture_image
*texImage
,
191 GLenum format
, GLenum type
, const void *pixels
,
192 const struct gl_pixelstore_attrib
*unpack
)
196 DBG("%s target %s level %d %dx%dx%d\n", __FUNCTION__
,
197 _mesa_lookup_enum_by_nr(texImage
->TexObject
->Target
),
198 texImage
->Level
, texImage
->Width
, texImage
->Height
, texImage
->Depth
);
200 ok
= intel_texsubimage_tiled_memcpy(ctx
, dims
, texImage
,
201 0, 0, 0, /*x,y,z offsets*/
205 format
, type
, pixels
, unpack
,
206 true /*for_glTexImage*/);
210 /* Attempt to use the blitter for PBO image uploads.
213 try_pbo_upload(ctx
, texImage
, unpack
, format
, type
, pixels
)) {
217 DBG("%s: upload image %dx%dx%d pixels %p\n",
218 __FUNCTION__
, texImage
->Width
, texImage
->Height
, texImage
->Depth
,
221 _mesa_store_teximage(ctx
, dims
, texImage
,
222 format
, type
, pixels
, unpack
);
227 * Binds a region to a texture image, like it was uploaded by glTexImage2D().
229 * Used for GLX_EXT_texture_from_pixmap and EGL image extensions,
232 intel_set_texture_image_region(struct gl_context
*ctx
,
233 struct gl_texture_image
*image
,
234 struct intel_region
*region
,
236 GLenum internalFormat
,
244 struct intel_context
*intel
= intel_context(ctx
);
245 struct brw_context
*brw
= brw_context(ctx
);
246 struct intel_texture_image
*intel_image
= intel_texture_image(image
);
247 struct gl_texture_object
*texobj
= image
->TexObject
;
248 struct intel_texture_object
*intel_texobj
= intel_texture_object(texobj
);
249 uint32_t draw_x
, draw_y
;
251 _mesa_init_teximage_fields(&intel
->ctx
, image
,
253 0, internalFormat
, format
);
255 ctx
->Driver
.FreeTextureImageBuffer(ctx
, image
);
257 intel_image
->mt
= intel_miptree_create_layout(brw
, target
, image
->TexFormat
,
260 true, 0 /* num_samples */);
261 if (intel_image
->mt
== NULL
)
263 intel_region_reference(&intel_image
->mt
->region
, region
);
264 intel_image
->mt
->total_width
= width
;
265 intel_image
->mt
->total_height
= height
;
266 intel_image
->mt
->level
[0].slice
[0].x_offset
= tile_x
;
267 intel_image
->mt
->level
[0].slice
[0].y_offset
= tile_y
;
269 intel_miptree_get_tile_offsets(intel_image
->mt
, 0, 0, &draw_x
, &draw_y
);
271 /* From "OES_EGL_image" error reporting. We report GL_INVALID_OPERATION
272 * for EGL images from non-tile aligned sufaces in gen4 hw and earlier which has
273 * trouble resolving back to destination image due to alignment issues.
275 if (!brw
->has_surface_tile_offset
&&
276 (draw_x
!= 0 || draw_y
!= 0)) {
277 _mesa_error(ctx
, GL_INVALID_OPERATION
, __func__
);
278 intel_miptree_release(&intel_image
->mt
);
282 intel_texobj
->needs_validate
= true;
284 intel_image
->mt
->offset
= offset
;
285 assert(region
->pitch
% region
->cpp
== 0);
286 intel_image
->base
.RowStride
= region
->pitch
/ region
->cpp
;
288 /* Immediately validate the image to the object. */
289 intel_miptree_reference(&intel_texobj
->mt
, intel_image
->mt
);
293 intelSetTexBuffer2(__DRIcontext
*pDRICtx
, GLint target
,
294 GLint texture_format
,
295 __DRIdrawable
*dPriv
)
297 struct gl_framebuffer
*fb
= dPriv
->driverPrivate
;
298 struct brw_context
*brw
= pDRICtx
->driverPrivate
;
299 struct intel_context
*intel
= &brw
->intel
;
300 struct gl_context
*ctx
= &intel
->ctx
;
301 struct intel_texture_object
*intelObj
;
302 struct intel_renderbuffer
*rb
;
303 struct gl_texture_object
*texObj
;
304 struct gl_texture_image
*texImage
;
305 int level
= 0, internalFormat
= 0;
306 gl_format texFormat
= MESA_FORMAT_NONE
;
308 texObj
= _mesa_get_current_tex_object(ctx
, target
);
309 intelObj
= intel_texture_object(texObj
);
314 if (dPriv
->lastStamp
!= dPriv
->dri2
.stamp
)
315 intel_update_renderbuffers(pDRICtx
, dPriv
);
317 rb
= intel_get_renderbuffer(fb
, BUFFER_FRONT_LEFT
);
318 /* If the region isn't set, then intel_update_renderbuffers was unable
319 * to get the buffers for the drawable.
324 if (rb
->mt
->cpp
== 4) {
325 if (texture_format
== __DRI_TEXTURE_FORMAT_RGB
) {
326 internalFormat
= GL_RGB
;
327 texFormat
= MESA_FORMAT_XRGB8888
;
330 internalFormat
= GL_RGBA
;
331 texFormat
= MESA_FORMAT_ARGB8888
;
333 } else if (rb
->mt
->cpp
== 2) {
334 internalFormat
= GL_RGB
;
335 texFormat
= MESA_FORMAT_RGB565
;
338 _mesa_lock_texture(&intel
->ctx
, texObj
);
339 texImage
= _mesa_get_tex_image(ctx
, texObj
, target
, level
);
340 intel_miptree_make_shareable(brw
, rb
->mt
);
341 intel_set_texture_image_region(ctx
, texImage
, rb
->mt
->region
, target
,
342 internalFormat
, texFormat
, 0,
343 rb
->mt
->region
->width
,
344 rb
->mt
->region
->height
,
346 _mesa_unlock_texture(&intel
->ctx
, texObj
);
350 intelSetTexBuffer(__DRIcontext
*pDRICtx
, GLint target
, __DRIdrawable
*dPriv
)
352 /* The old interface didn't have the format argument, so copy our
353 * implementation's behavior at the time.
355 intelSetTexBuffer2(pDRICtx
, target
, __DRI_TEXTURE_FORMAT_RGBA
, dPriv
);
359 intel_image_target_texture_2d(struct gl_context
*ctx
, GLenum target
,
360 struct gl_texture_object
*texObj
,
361 struct gl_texture_image
*texImage
,
362 GLeglImageOES image_handle
)
364 struct intel_context
*intel
= intel_context(ctx
);
368 screen
= intel
->intelScreen
->driScrnPriv
;
369 image
= screen
->dri2
.image
->lookupEGLImage(screen
, image_handle
,
370 screen
->loaderPrivate
);
374 /* Disallow depth/stencil textures: we don't have a way to pass the
375 * separate stencil miptree of a GL_DEPTH_STENCIL texture through.
377 if (image
->has_depthstencil
) {
378 _mesa_error(ctx
, GL_INVALID_OPERATION
, __func__
);
382 intel_set_texture_image_region(ctx
, texImage
, image
->region
,
383 target
, image
->internal_format
,
384 image
->format
, image
->offset
,
385 image
->width
, image
->height
,
386 image
->tile_x
, image
->tile_y
);
390 intelInitTextureImageFuncs(struct dd_function_table
*functions
)
392 functions
->TexImage
= intelTexImage
;
393 functions
->EGLImageTargetTexture2D
= intel_image_target_texture_2d
;