1 /**************************************************************************
3 * Copyright 2007 VMware, Inc.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 **************************************************************************/
28 #include "main/imports.h"
29 #include "main/accum.h"
30 #include "main/api_exec.h"
31 #include "main/context.h"
32 #include "main/glthread.h"
33 #include "main/samplerobj.h"
34 #include "main/shaderobj.h"
35 #include "main/version.h"
36 #include "main/vtxfmt.h"
37 #include "main/hash.h"
38 #include "program/prog_cache.h"
40 #include "glapi/glapi.h"
41 #include "st_context.h"
43 #include "st_cb_bitmap.h"
44 #include "st_cb_blit.h"
45 #include "st_cb_bufferobjects.h"
46 #include "st_cb_clear.h"
47 #include "st_cb_compute.h"
48 #include "st_cb_condrender.h"
49 #include "st_cb_copyimage.h"
50 #include "st_cb_drawpixels.h"
51 #include "st_cb_rasterpos.h"
52 #include "st_cb_drawtex.h"
53 #include "st_cb_eglimage.h"
54 #include "st_cb_fbo.h"
55 #include "st_cb_feedback.h"
56 #include "st_cb_msaa.h"
57 #include "st_cb_perfmon.h"
58 #include "st_cb_program.h"
59 #include "st_cb_queryobj.h"
60 #include "st_cb_readpixels.h"
61 #include "st_cb_texture.h"
62 #include "st_cb_xformfb.h"
63 #include "st_cb_flush.h"
64 #include "st_cb_syncobj.h"
65 #include "st_cb_strings.h"
66 #include "st_cb_texturebarrier.h"
67 #include "st_cb_viewport.h"
70 #include "st_extensions.h"
71 #include "st_gen_mipmap.h"
73 #include "st_program.h"
74 #include "st_sampler_view.h"
76 #include "st_texture.h"
77 #include "pipe/p_context.h"
78 #include "util/u_inlines.h"
79 #include "util/u_upload_mgr.h"
80 #include "util/u_vbuf.h"
81 #include "cso_cache/cso_context.h"
84 DEBUG_GET_ONCE_BOOL_OPTION(mesa_mvp_dp4
, "MESA_MVP_DP4", FALSE
)
88 * Called via ctx->Driver.Enable()
90 static void st_Enable(struct gl_context
* ctx
, GLenum cap
, GLboolean state
)
92 struct st_context
*st
= st_context(ctx
);
96 case GL_DEBUG_OUTPUT_SYNCHRONOUS
:
97 st_update_debug_callback(st
);
106 * Called via ctx->Driver.QueryMemoryInfo()
109 st_query_memory_info(struct gl_context
*ctx
, struct gl_memory_info
*out
)
111 struct pipe_screen
*screen
= st_context(ctx
)->pipe
->screen
;
112 struct pipe_memory_info info
;
114 assert(screen
->query_memory_info
);
115 if (!screen
->query_memory_info
)
118 screen
->query_memory_info(screen
, &info
);
120 out
->total_device_memory
= info
.total_device_memory
;
121 out
->avail_device_memory
= info
.avail_device_memory
;
122 out
->total_staging_memory
= info
.total_staging_memory
;
123 out
->avail_staging_memory
= info
.avail_staging_memory
;
124 out
->device_memory_evicted
= info
.device_memory_evicted
;
125 out
->nr_device_memory_evictions
= info
.nr_device_memory_evictions
;
130 st_get_active_states(struct gl_context
*ctx
)
132 struct st_vertex_program
*vp
=
133 st_vertex_program(ctx
->VertexProgram
._Current
);
134 struct st_tessctrl_program
*tcp
=
135 st_tessctrl_program(ctx
->TessCtrlProgram
._Current
);
136 struct st_tesseval_program
*tep
=
137 st_tesseval_program(ctx
->TessEvalProgram
._Current
);
138 struct st_geometry_program
*gp
=
139 st_geometry_program(ctx
->GeometryProgram
._Current
);
140 struct st_fragment_program
*fp
=
141 st_fragment_program(ctx
->FragmentProgram
._Current
);
142 struct st_compute_program
*cp
=
143 st_compute_program(ctx
->ComputeProgram
._Current
);
144 uint64_t active_shader_states
= 0;
147 active_shader_states
|= vp
->affected_states
;
149 active_shader_states
|= tcp
->affected_states
;
151 active_shader_states
|= tep
->affected_states
;
153 active_shader_states
|= gp
->affected_states
;
155 active_shader_states
|= fp
->affected_states
;
157 active_shader_states
|= cp
->affected_states
;
159 /* Mark non-shader-resource shader states as "always active". */
160 return active_shader_states
| ~ST_ALL_SHADER_RESOURCES
;
165 * Called via ctx->Driver.UpdateState()
167 void st_invalidate_state(struct gl_context
* ctx
, GLbitfield new_state
)
169 struct st_context
*st
= st_context(ctx
);
171 if (new_state
& _NEW_BUFFERS
) {
172 st
->dirty
|= ST_NEW_BLEND
|
176 ST_NEW_SAMPLE_SHADING
|
178 ST_NEW_POLY_STIPPLE
|
182 ST_NEW_WINDOW_RECTANGLES
;
184 /* These set a subset of flags set by _NEW_BUFFERS, so we only have to
185 * check them when _NEW_BUFFERS isn't set.
187 if (new_state
& (_NEW_DEPTH
|
189 st
->dirty
|= ST_NEW_DSA
;
191 if (new_state
& _NEW_PROGRAM
)
192 st
->dirty
|= ST_NEW_RASTERIZER
;
194 if (new_state
& _NEW_SCISSOR
)
195 st
->dirty
|= ST_NEW_RASTERIZER
|
197 ST_NEW_WINDOW_RECTANGLES
;
199 if (new_state
& _NEW_FOG
)
200 st
->dirty
|= ST_NEW_FS_STATE
;
202 if (new_state
& _NEW_POLYGONSTIPPLE
)
203 st
->dirty
|= ST_NEW_POLY_STIPPLE
;
205 if (new_state
& _NEW_VIEWPORT
)
206 st
->dirty
|= ST_NEW_VIEWPORT
;
208 if (new_state
& _NEW_FRAG_CLAMP
) {
209 if (st
->clamp_frag_color_in_shader
)
210 st
->dirty
|= ST_NEW_FS_STATE
;
212 st
->dirty
|= ST_NEW_RASTERIZER
;
216 if (new_state
& _NEW_MULTISAMPLE
) {
217 st
->dirty
|= ST_NEW_BLEND
|
219 ST_NEW_SAMPLE_SHADING
|
223 /* These set a subset of flags set by _NEW_MULTISAMPLE, so we only
224 * have to check them when _NEW_MULTISAMPLE isn't set.
226 if (new_state
& (_NEW_LIGHT
|
231 st
->dirty
|= ST_NEW_RASTERIZER
;
234 if (new_state
& (_NEW_PROJECTION
|
236 st_user_clip_planes_enabled(ctx
))
237 st
->dirty
|= ST_NEW_CLIP_STATE
;
239 if (new_state
& _NEW_COLOR
)
240 st
->dirty
|= ST_NEW_BLEND
|
243 if (new_state
& _NEW_PIXEL
)
244 st
->dirty
|= ST_NEW_PIXEL_TRANSFER
;
246 if (new_state
& _NEW_CURRENT_ATTRIB
)
247 st
->dirty
|= ST_NEW_VERTEX_ARRAYS
;
249 /* Update the vertex shader if ctx->Light._ClampVertexColor was changed. */
250 if (st
->clamp_vert_color_in_shader
&& (new_state
& _NEW_LIGHT
))
251 st
->dirty
|= ST_NEW_VS_STATE
;
253 /* Which shaders are dirty will be determined manually. */
254 if (new_state
& _NEW_PROGRAM
) {
255 st
->gfx_shaders_may_be_dirty
= true;
256 st
->compute_shader_may_be_dirty
= true;
257 /* This will mask out unused shader resources. */
258 st
->active_states
= st_get_active_states(ctx
);
261 if (new_state
& _NEW_TEXTURE
) {
262 st
->dirty
|= st
->active_states
&
263 (ST_NEW_SAMPLER_VIEWS
|
266 if (ctx
->FragmentProgram
._Current
&&
267 ctx
->FragmentProgram
._Current
->ExternalSamplersUsed
) {
268 st
->dirty
|= ST_NEW_FS_STATE
;
272 if (new_state
& _NEW_PROGRAM_CONSTANTS
)
273 st
->dirty
|= st
->active_states
& ST_NEW_CONSTANTS
;
275 /* This is the only core Mesa module we depend upon.
276 * No longer use swrast, swsetup, tnl.
278 _vbo_InvalidateState(ctx
, new_state
);
283 st_destroy_context_priv(struct st_context
*st
, bool destroy_pipe
)
287 st_destroy_atoms( st
);
288 st_destroy_draw( st
);
289 st_destroy_clear(st
);
290 st_destroy_bitmap(st
);
291 st_destroy_drawpix(st
);
292 st_destroy_drawtex(st
);
293 st_destroy_perfmon(st
);
294 st_destroy_pbo_helpers(st
);
296 for (shader
= 0; shader
< ARRAY_SIZE(st
->state
.sampler_views
); shader
++) {
297 for (i
= 0; i
< ARRAY_SIZE(st
->state
.sampler_views
[0]); i
++) {
298 pipe_sampler_view_release(st
->pipe
,
299 &st
->state
.sampler_views
[shader
][i
]);
303 /* free glDrawPixels cache data */
304 free(st
->drawpix_cache
.image
);
305 pipe_resource_reference(&st
->drawpix_cache
.texture
, NULL
);
307 /* free glReadPixels cache data */
308 st_invalidate_readpix_cache(st
);
310 cso_destroy_context(st
->cso_context
);
312 if (st
->pipe
&& destroy_pipe
)
313 st
->pipe
->destroy(st
->pipe
);
319 static struct st_context
*
320 st_create_context_priv( struct gl_context
*ctx
, struct pipe_context
*pipe
,
321 const struct st_config_options
*options
)
323 struct pipe_screen
*screen
= pipe
->screen
;
325 struct st_context
*st
= ST_CALLOC_STRUCT( st_context
);
327 st
->options
= *options
;
334 /* state tracker needs the VBO module */
335 _vbo_CreateContext(ctx
);
337 st
->dirty
= ST_ALL_STATES_MASK
;
339 st
->has_user_constbuf
=
340 screen
->get_param(screen
, PIPE_CAP_USER_CONSTANT_BUFFERS
);
342 /* Drivers still have to upload zero-stride vertex attribs manually
343 * with the GL core profile, but they don't have to deal with any complex
344 * user vertex buffer uploads.
346 unsigned vbuf_flags
=
347 ctx
->API
== API_OPENGL_CORE
? U_VBUF_FLAG_NO_USER_VBOS
: 0;
348 st
->cso_context
= cso_create_context(pipe
, vbuf_flags
);
353 st_init_pbo_helpers(st
);
355 /* Choose texture target for glDrawPixels, glBitmap, renderbuffers */
356 if (pipe
->screen
->get_param(pipe
->screen
, PIPE_CAP_NPOT_TEXTURES
))
357 st
->internal_target
= PIPE_TEXTURE_2D
;
359 st
->internal_target
= PIPE_TEXTURE_RECT
;
361 /* Setup vertex element info for 'struct st_util_vertex'.
364 const unsigned slot
= cso_get_aux_vertex_buffer_slot(st
->cso_context
);
366 /* If this assertion ever fails all state tracker calls to
367 * cso_get_aux_vertex_buffer_slot() should be audited. This
368 * particular call would have to be moved to just before each
373 STATIC_ASSERT(sizeof(struct st_util_vertex
) == 9 * sizeof(float));
375 memset(&st
->util_velems
, 0, sizeof(st
->util_velems
));
376 st
->util_velems
[0].src_offset
= 0;
377 st
->util_velems
[0].vertex_buffer_index
= slot
;
378 st
->util_velems
[0].src_format
= PIPE_FORMAT_R32G32B32_FLOAT
;
379 st
->util_velems
[1].src_offset
= 3 * sizeof(float);
380 st
->util_velems
[1].vertex_buffer_index
= slot
;
381 st
->util_velems
[1].src_format
= PIPE_FORMAT_R32G32B32A32_FLOAT
;
382 st
->util_velems
[2].src_offset
= 7 * sizeof(float);
383 st
->util_velems
[2].vertex_buffer_index
= slot
;
384 st
->util_velems
[2].src_format
= PIPE_FORMAT_R32G32_FLOAT
;
387 /* we want all vertex data to be placed in buffer objects */
388 vbo_use_buffer_objects(ctx
);
391 /* make sure that no VBOs are left mapped when we're drawing. */
392 vbo_always_unmap_buffers(ctx
);
396 ctx
->FragmentProgram
._MaintainTexEnvProgram
= GL_TRUE
;
398 ctx
->VertexProgram
._MaintainTnlProgram
= GL_TRUE
;
400 st
->has_stencil_export
=
401 screen
->get_param(screen
, PIPE_CAP_SHADER_STENCIL_EXPORT
);
402 st
->has_shader_model3
= screen
->get_param(screen
, PIPE_CAP_SM3
);
403 st
->has_etc1
= screen
->is_format_supported(screen
, PIPE_FORMAT_ETC1_RGB8
,
405 PIPE_BIND_SAMPLER_VIEW
);
406 st
->has_etc2
= screen
->is_format_supported(screen
, PIPE_FORMAT_ETC2_RGB8
,
408 PIPE_BIND_SAMPLER_VIEW
);
409 st
->prefer_blit_based_texture_transfer
= screen
->get_param(screen
,
410 PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER
);
411 st
->force_persample_in_shader
=
412 screen
->get_param(screen
, PIPE_CAP_SAMPLE_SHADING
) &&
413 !screen
->get_param(screen
, PIPE_CAP_FORCE_PERSAMPLE_INTERP
);
414 st
->has_shareable_shaders
= screen
->get_param(screen
,
415 PIPE_CAP_SHAREABLE_SHADERS
);
416 st
->needs_texcoord_semantic
=
417 screen
->get_param(screen
, PIPE_CAP_TGSI_TEXCOORD
);
418 st
->apply_texture_swizzle_to_border_color
=
419 !!(screen
->get_param(screen
, PIPE_CAP_TEXTURE_BORDER_COLOR_QUIRK
) &
420 (PIPE_QUIRK_TEXTURE_BORDER_COLOR_SWIZZLE_NV50
|
421 PIPE_QUIRK_TEXTURE_BORDER_COLOR_SWIZZLE_R600
));
422 st
->has_time_elapsed
=
423 screen
->get_param(screen
, PIPE_CAP_QUERY_TIME_ELAPSED
);
424 st
->has_half_float_packing
=
425 screen
->get_param(screen
, PIPE_CAP_TGSI_PACK_HALF_FLOAT
);
426 st
->has_multi_draw_indirect
=
427 screen
->get_param(screen
, PIPE_CAP_MULTI_DRAW_INDIRECT
);
429 /* GL limits and extensions */
430 st_init_limits(pipe
->screen
, &ctx
->Const
, &ctx
->Extensions
);
431 st_init_extensions(pipe
->screen
, &ctx
->Const
,
432 &ctx
->Extensions
, &st
->options
, ctx
->Mesa_DXTn
);
434 if (st_have_perfmon(st
)) {
435 ctx
->Extensions
.AMD_performance_monitor
= GL_TRUE
;
438 /* Enable shader-based fallbacks for ARB_color_buffer_float if needed. */
439 if (screen
->get_param(screen
, PIPE_CAP_VERTEX_COLOR_UNCLAMPED
)) {
440 if (!screen
->get_param(screen
, PIPE_CAP_VERTEX_COLOR_CLAMPED
)) {
441 st
->clamp_vert_color_in_shader
= GL_TRUE
;
444 if (!screen
->get_param(screen
, PIPE_CAP_FRAGMENT_COLOR_CLAMPED
)) {
445 st
->clamp_frag_color_in_shader
= GL_TRUE
;
448 /* For drivers which cannot do color clamping, it's better to just
449 * disable ARB_color_buffer_float in the core profile, because
450 * the clamping is deprecated there anyway. */
451 if (ctx
->API
== API_OPENGL_CORE
&&
452 (st
->clamp_frag_color_in_shader
|| st
->clamp_vert_color_in_shader
)) {
453 st
->clamp_vert_color_in_shader
= GL_FALSE
;
454 st
->clamp_frag_color_in_shader
= GL_FALSE
;
455 ctx
->Extensions
.ARB_color_buffer_float
= GL_FALSE
;
459 /* called after _mesa_create_context/_mesa_init_point, fix default user
460 * settable max point size up
462 ctx
->Point
.MaxSize
= MAX2(ctx
->Const
.MaxPointSize
,
463 ctx
->Const
.MaxPointSizeAA
);
464 /* For vertex shaders, make sure not to emit saturate when SM 3.0 is not supported */
465 ctx
->Const
.ShaderCompilerOptions
[MESA_SHADER_VERTEX
].EmitNoSat
= !st
->has_shader_model3
;
467 if (!ctx
->Extensions
.ARB_gpu_shader5
) {
468 for (i
= 0; i
< MESA_SHADER_STAGES
; i
++)
469 ctx
->Const
.ShaderCompilerOptions
[i
].EmitNoIndirectSampler
= true;
472 /* Set which shader types can be compiled at link time. */
473 st
->shader_has_one_variant
[MESA_SHADER_VERTEX
] =
474 st
->has_shareable_shaders
&&
475 !st
->clamp_vert_color_in_shader
;
477 st
->shader_has_one_variant
[MESA_SHADER_FRAGMENT
] =
478 st
->has_shareable_shaders
&&
479 !st
->clamp_frag_color_in_shader
&&
480 !st
->force_persample_in_shader
;
482 st
->shader_has_one_variant
[MESA_SHADER_TESS_CTRL
] = st
->has_shareable_shaders
;
483 st
->shader_has_one_variant
[MESA_SHADER_TESS_EVAL
] = st
->has_shareable_shaders
;
484 st
->shader_has_one_variant
[MESA_SHADER_GEOMETRY
] = st
->has_shareable_shaders
;
485 st
->shader_has_one_variant
[MESA_SHADER_COMPUTE
] = st
->has_shareable_shaders
;
487 _mesa_compute_version(ctx
);
489 if (ctx
->Version
== 0) {
490 /* This can happen when a core profile was requested, but the driver
491 * does not support some features of GL 3.1 or later.
493 st_destroy_context_priv(st
, false);
497 _mesa_initialize_dispatch_tables(ctx
);
498 _mesa_initialize_vbo_vtxfmt(ctx
);
503 static void st_init_driver_flags(struct gl_driver_flags
*f
)
505 f
->NewArray
= ST_NEW_VERTEX_ARRAYS
;
506 f
->NewRasterizerDiscard
= ST_NEW_RASTERIZER
;
507 f
->NewUniformBuffer
= ST_NEW_UNIFORM_BUFFER
;
508 f
->NewDefaultTessLevels
= ST_NEW_TESS_STATE
;
509 f
->NewTextureBuffer
= ST_NEW_SAMPLER_VIEWS
;
510 f
->NewAtomicBuffer
= ST_NEW_ATOMIC_BUFFER
;
511 f
->NewShaderStorageBuffer
= ST_NEW_STORAGE_BUFFER
;
512 f
->NewImageUnits
= ST_NEW_IMAGE_UNITS
;
515 struct st_context
*st_create_context(gl_api api
, struct pipe_context
*pipe
,
516 const struct gl_config
*visual
,
517 struct st_context
*share
,
518 const struct st_config_options
*options
)
520 struct gl_context
*ctx
;
521 struct gl_context
*shareCtx
= share
? share
->ctx
: NULL
;
522 struct dd_function_table funcs
;
523 struct st_context
*st
;
525 memset(&funcs
, 0, sizeof(funcs
));
526 st_init_driver_functions(pipe
->screen
, &funcs
);
528 ctx
= calloc(1, sizeof(struct gl_context
));
532 if (!_mesa_initialize_context(ctx
, api
, visual
, shareCtx
, &funcs
)) {
539 if (pipe
->screen
->get_disk_shader_cache
&&
540 !(ST_DEBUG
& DEBUG_TGSI
))
541 ctx
->Cache
= pipe
->screen
->get_disk_shader_cache(pipe
->screen
);
543 st_init_driver_flags(&ctx
->DriverFlags
);
545 /* XXX: need a capability bit in gallium to query if the pipe
546 * driver prefers DP4 or MUL/MAD for vertex transformation.
548 if (debug_get_option_mesa_mvp_dp4())
549 ctx
->Const
.ShaderCompilerOptions
[MESA_SHADER_VERTEX
].OptimizeForAOS
= GL_TRUE
;
551 st
= st_create_context_priv(ctx
, pipe
, options
);
553 _mesa_destroy_context(ctx
);
561 * Callback to release the sampler view attached to a texture object.
562 * Called by _mesa_HashWalk().
565 destroy_tex_sampler_cb(GLuint id
, void *data
, void *userData
)
567 struct gl_texture_object
*texObj
= (struct gl_texture_object
*) data
;
568 struct st_context
*st
= (struct st_context
*) userData
;
570 st_texture_release_sampler_view(st
, st_texture_object(texObj
));
573 void st_destroy_context( struct st_context
*st
)
575 struct gl_context
*ctx
= st
->ctx
;
578 /* This must be called first so that glthread has a chance to finish */
579 _mesa_glthread_destroy(ctx
);
581 _mesa_HashWalk(ctx
->Shared
->TexObjects
, destroy_tex_sampler_cb
, st
);
583 st_reference_fragprog(st
, &st
->fp
, NULL
);
584 st_reference_geomprog(st
, &st
->gp
, NULL
);
585 st_reference_vertprog(st
, &st
->vp
, NULL
);
586 st_reference_tesscprog(st
, &st
->tcp
, NULL
);
587 st_reference_tesseprog(st
, &st
->tep
, NULL
);
588 st_reference_compprog(st
, &st
->cp
, NULL
);
590 /* release framebuffer surfaces */
591 for (i
= 0; i
< PIPE_MAX_COLOR_BUFS
; i
++) {
592 pipe_surface_reference(&st
->state
.framebuffer
.cbufs
[i
], NULL
);
594 pipe_surface_reference(&st
->state
.framebuffer
.zsbuf
, NULL
);
595 pipe_sampler_view_reference(&st
->pixel_xfer
.pixelmap_sampler_view
, NULL
);
596 pipe_resource_reference(&st
->pixel_xfer
.pixelmap_texture
, NULL
);
598 _vbo_DestroyContext(ctx
);
600 st_destroy_program_variants(st
);
602 _mesa_free_context_data(ctx
);
604 /* This will free the st_context too, so 'st' must not be accessed
606 st_destroy_context_priv(st
, true);
613 st_emit_string_marker(struct gl_context
*ctx
, const GLchar
*string
, GLsizei len
)
615 struct st_context
*st
= ctx
->st
;
616 st
->pipe
->emit_string_marker(st
->pipe
, string
, len
);
620 st_set_background_context(struct gl_context
*ctx
)
622 struct st_context
*st
= ctx
->st
;
623 struct st_manager
*smapi
=
624 (struct st_manager
*)st
->iface
.st_context_private
;
626 assert(smapi
->set_background_context
);
627 smapi
->set_background_context(&st
->iface
);
630 void st_init_driver_functions(struct pipe_screen
*screen
,
631 struct dd_function_table
*functions
)
633 _mesa_init_shader_object_functions(functions
);
634 _mesa_init_sampler_object_functions(functions
);
636 st_init_blit_functions(functions
);
637 st_init_bufferobject_functions(screen
, functions
);
638 st_init_clear_functions(functions
);
639 st_init_bitmap_functions(functions
);
640 st_init_copy_image_functions(functions
);
641 st_init_drawpixels_functions(functions
);
642 st_init_rasterpos_functions(functions
);
644 st_init_drawtex_functions(functions
);
646 st_init_eglimage_functions(functions
);
648 st_init_fbo_functions(functions
);
649 st_init_feedback_functions(functions
);
650 st_init_msaa_functions(functions
);
651 st_init_perfmon_functions(functions
);
652 st_init_program_functions(functions
);
653 st_init_query_functions(functions
);
654 st_init_cond_render_functions(functions
);
655 st_init_readpixels_functions(functions
);
656 st_init_texture_functions(functions
);
657 st_init_texture_barrier_functions(functions
);
658 st_init_flush_functions(screen
, functions
);
659 st_init_string_functions(functions
);
660 st_init_viewport_functions(functions
);
661 st_init_compute_functions(functions
);
663 st_init_xformfb_functions(functions
);
664 st_init_syncobj_functions(functions
);
666 st_init_vdpau_functions(functions
);
668 if (screen
->get_param(screen
, PIPE_CAP_STRING_MARKER
))
669 functions
->EmitStringMarker
= st_emit_string_marker
;
671 functions
->Enable
= st_Enable
;
672 functions
->UpdateState
= st_invalidate_state
;
673 functions
->QueryMemoryInfo
= st_query_memory_info
;
674 functions
->SetBackgroundContext
= st_set_background_context
;