meta.h revision 01e04c3f 
1/*
2 * Mesa 3-D graphics library
3 *
4 * Copyright (C) 2009  VMware, Inc.  All Rights Reserved.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included
14 * in all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
17 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
23 */
24
25
26#ifndef META_H
27#define META_H
28
29#include "main/mtypes.h"
30
31/**
32 * \name Flags for meta operations
33 * \{
34 *
35 * These flags are passed to _mesa_meta_begin().
36 */
37#define MESA_META_ALL                      ~0x0
38#define MESA_META_ALPHA_TEST                0x1
39#define MESA_META_BLEND                     0x2  /**< includes logicop */
40#define MESA_META_COLOR_MASK                0x4
41#define MESA_META_DEPTH_TEST                0x8
42#define MESA_META_FOG                      0x10
43#define MESA_META_PIXEL_STORE              0x20
44#define MESA_META_PIXEL_TRANSFER           0x40
45#define MESA_META_RASTERIZATION            0x80
46#define MESA_META_SCISSOR                 0x100
47#define MESA_META_SHADER                  0x200
48#define MESA_META_STENCIL_TEST            0x400
49#define MESA_META_TRANSFORM               0x800 /**< modelview/projection matrix state */
50#define MESA_META_TEXTURE                0x1000
51#define MESA_META_VERTEX                 0x2000
52#define MESA_META_VIEWPORT               0x4000
53#define MESA_META_CLAMP_FRAGMENT_COLOR   0x8000
54#define MESA_META_CLAMP_VERTEX_COLOR    0x10000
55#define MESA_META_CONDITIONAL_RENDER    0x20000
56#define MESA_META_CLIP                  0x40000
57#define MESA_META_SELECT_FEEDBACK       0x80000
58#define MESA_META_MULTISAMPLE          0x100000
59#define MESA_META_FRAMEBUFFER_SRGB     0x200000
60#define MESA_META_OCCLUSION_QUERY      0x400000
61#define MESA_META_DRAW_BUFFERS         0x800000
62#define MESA_META_DITHER              0x1000000
63/**\}*/
64
65/**
66 * State which we may save/restore across meta ops.
67 * XXX this may be incomplete...
68 */
69struct save_state
70{
71   GLbitfield SavedState;  /**< bitmask of MESA_META_* flags */
72
73   /* Always saved/restored with meta. */
74   gl_api API;
75   uint8_t ExtensionsVersion;
76
77   /** MESA_META_CLEAR (and others?) */
78   struct gl_query_object *CurrentOcclusionObject;
79
80   /** MESA_META_ALPHA_TEST */
81   GLboolean AlphaEnabled;
82   GLenum AlphaFunc;
83   GLclampf AlphaRef;
84
85   /** MESA_META_BLEND */
86   GLbitfield BlendEnabled;
87   GLboolean ColorLogicOpEnabled;
88
89   /** MESA_META_DITHER */
90   GLboolean DitherFlag;
91
92   /** MESA_META_COLOR_MASK */
93   GLbitfield ColorMask;
94
95   /** MESA_META_DEPTH_TEST */
96   struct gl_depthbuffer_attrib Depth;
97
98   /** MESA_META_FOG */
99   GLboolean Fog;
100
101   /** MESA_META_PIXEL_STORE */
102   struct gl_pixelstore_attrib Pack, Unpack;
103
104   /** MESA_META_PIXEL_TRANSFER */
105   GLfloat RedBias, RedScale;
106   GLfloat GreenBias, GreenScale;
107   GLfloat BlueBias, BlueScale;
108   GLfloat AlphaBias, AlphaScale;
109   GLfloat DepthBias, DepthScale;
110   GLboolean MapColorFlag;
111
112   /** MESA_META_RASTERIZATION */
113   GLenum FrontPolygonMode, BackPolygonMode;
114   GLboolean PolygonOffset;
115   GLboolean PolygonSmooth;
116   GLboolean PolygonStipple;
117   GLboolean PolygonCull;
118
119   /** MESA_META_SCISSOR */
120   struct gl_scissor_attrib Scissor;
121
122   /** MESA_META_SHADER */
123   GLboolean VertexProgramEnabled;
124   struct gl_program *VertexProgram;
125   GLboolean FragmentProgramEnabled;
126   struct gl_program *FragmentProgram;
127   GLboolean ATIFragmentShaderEnabled;
128   struct gl_program *Program[MESA_SHADER_STAGES];
129   struct gl_shader_program *ActiveShader;
130   struct gl_pipeline_object   *Pipeline;
131
132   /** MESA_META_STENCIL_TEST */
133   struct gl_stencil_attrib Stencil;
134
135   /** MESA_META_TRANSFORM */
136   GLenum MatrixMode;
137   GLfloat ModelviewMatrix[16];
138   GLfloat ProjectionMatrix[16];
139   GLfloat TextureMatrix[16];
140   /** GL_ARB_clip_control */
141   GLenum ClipOrigin;     /**< GL_LOWER_LEFT or GL_UPPER_LEFT */
142   GLenum ClipDepthMode;  /**< GL_NEGATIVE_ONE_TO_ONE or GL_ZERO_TO_ONE */
143
144   /** MESA_META_CLIP */
145   GLbitfield ClipPlanesEnabled;
146
147   /** MESA_META_TEXTURE */
148   GLuint ActiveUnit;
149   /** for unit[0] only */
150   struct gl_texture_object *CurrentTexture[NUM_TEXTURE_TARGETS];
151   /** mask of TEXTURE_2D_BIT, etc */
152   GLbitfield TexEnabled[MAX_TEXTURE_UNITS];
153   GLbitfield TexGenEnabled[MAX_TEXTURE_UNITS];
154   GLuint EnvMode;  /* unit[0] only */
155
156   /** MESA_META_VERTEX */
157   struct gl_vertex_array_object *VAO;
158
159   /** MESA_META_VIEWPORT */
160   GLfloat ViewportX, ViewportY, ViewportW, ViewportH;
161   GLclampf DepthNear, DepthFar;
162
163   /** MESA_META_CLAMP_FRAGMENT_COLOR */
164   GLenum ClampFragmentColor;
165
166   /** MESA_META_CLAMP_VERTEX_COLOR */
167   GLenum ClampVertexColor;
168
169   /** MESA_META_CONDITIONAL_RENDER */
170   struct gl_query_object *CondRenderQuery;
171   GLenum CondRenderMode;
172
173   /** MESA_META_SELECT_FEEDBACK */
174   GLenum RenderMode;
175   struct gl_selection Select;
176   struct gl_feedback Feedback;
177
178   /** MESA_META_MULTISAMPLE */
179   struct gl_multisample_attrib Multisample;
180
181   /** MESA_META_FRAMEBUFFER_SRGB */
182   GLboolean sRGBEnabled;
183
184   /** Miscellaneous (always disabled) */
185   GLboolean Lighting;
186   GLboolean RasterDiscard;
187   GLboolean TransformFeedbackNeedsResume;
188
189   struct gl_framebuffer *DrawBuffer;
190   struct gl_framebuffer *ReadBuffer;
191
192   /** MESA_META_DRAW_BUFFERS */
193   GLenum16 ColorDrawBuffers[MAX_DRAW_BUFFERS];
194};
195
196/**
197 * Temporary texture used for glBlitFramebuffer, glDrawPixels, etc.
198 * This is currently shared by all the meta ops.  But we could create a
199 * separate one for each of glDrawPixel, glBlitFramebuffer, glCopyPixels, etc.
200 */
201struct temp_texture
202{
203   struct gl_texture_object *tex_obj;
204   GLenum Target;         /**< GL_TEXTURE_2D or GL_TEXTURE_RECTANGLE */
205   GLsizei MinSize;       /**< Min texture size to allocate */
206   GLsizei MaxSize;       /**< Max possible texture size */
207   GLboolean NPOT;        /**< Non-power of two size OK? */
208   GLsizei Width, Height; /**< Current texture size */
209   GLenum IntFormat;
210   GLfloat Sright, Ttop;  /**< right, top texcoords */
211};
212
213/**
214 * State for GLSL texture sampler which is used to generate fragment
215 * shader in _mesa_meta_generate_mipmap().
216 */
217struct blit_shader {
218   const char *type;
219   const char *func;
220   const char *texcoords;
221   struct gl_shader_program *shader_prog;
222};
223
224/**
225 * Table of all sampler types and shaders for accessing them.
226 */
227struct blit_shader_table {
228   struct blit_shader sampler_1d;
229   struct blit_shader sampler_2d;
230   struct blit_shader sampler_3d;
231   struct blit_shader sampler_rect;
232   struct blit_shader sampler_cubemap;
233   struct blit_shader sampler_1d_array;
234   struct blit_shader sampler_2d_array;
235   struct blit_shader sampler_cubemap_array;
236};
237
238/**
239 * Indices in the blit_state->msaa_shaders[] array
240 *
241 * Note that setup_glsl_msaa_blit_shader() assumes that the _INT enums are five
242 * more than the corresponding non-_INT versions and _UINT are five beyond that.
243 */
244enum blit_msaa_shader {
245   BLIT_1X_MSAA_SHADER_2D_MULTISAMPLE_RESOLVE,
246   BLIT_2X_MSAA_SHADER_2D_MULTISAMPLE_RESOLVE,
247   BLIT_4X_MSAA_SHADER_2D_MULTISAMPLE_RESOLVE,
248   BLIT_8X_MSAA_SHADER_2D_MULTISAMPLE_RESOLVE,
249   BLIT_16X_MSAA_SHADER_2D_MULTISAMPLE_RESOLVE,
250   BLIT_1X_MSAA_SHADER_2D_MULTISAMPLE_RESOLVE_INT,
251   BLIT_2X_MSAA_SHADER_2D_MULTISAMPLE_RESOLVE_INT,
252   BLIT_4X_MSAA_SHADER_2D_MULTISAMPLE_RESOLVE_INT,
253   BLIT_8X_MSAA_SHADER_2D_MULTISAMPLE_RESOLVE_INT,
254   BLIT_16X_MSAA_SHADER_2D_MULTISAMPLE_RESOLVE_INT,
255   BLIT_1X_MSAA_SHADER_2D_MULTISAMPLE_RESOLVE_UINT,
256   BLIT_2X_MSAA_SHADER_2D_MULTISAMPLE_RESOLVE_UINT,
257   BLIT_4X_MSAA_SHADER_2D_MULTISAMPLE_RESOLVE_UINT,
258   BLIT_8X_MSAA_SHADER_2D_MULTISAMPLE_RESOLVE_UINT,
259   BLIT_16X_MSAA_SHADER_2D_MULTISAMPLE_RESOLVE_UINT,
260   BLIT_MSAA_SHADER_2D_MULTISAMPLE_COPY,
261   BLIT_MSAA_SHADER_2D_MULTISAMPLE_COPY_INT,
262   BLIT_MSAA_SHADER_2D_MULTISAMPLE_COPY_UINT,
263   BLIT_MSAA_SHADER_2D_MULTISAMPLE_DEPTH_RESOLVE,
264   BLIT_MSAA_SHADER_2D_MULTISAMPLE_DEPTH_COPY,
265   BLIT_1X_MSAA_SHADER_2D_MULTISAMPLE_ARRAY_RESOLVE,
266   BLIT_2X_MSAA_SHADER_2D_MULTISAMPLE_ARRAY_RESOLVE,
267   BLIT_4X_MSAA_SHADER_2D_MULTISAMPLE_ARRAY_RESOLVE,
268   BLIT_8X_MSAA_SHADER_2D_MULTISAMPLE_ARRAY_RESOLVE,
269   BLIT_16X_MSAA_SHADER_2D_MULTISAMPLE_ARRAY_RESOLVE,
270   BLIT_1X_MSAA_SHADER_2D_MULTISAMPLE_ARRAY_RESOLVE_INT,
271   BLIT_2X_MSAA_SHADER_2D_MULTISAMPLE_ARRAY_RESOLVE_INT,
272   BLIT_4X_MSAA_SHADER_2D_MULTISAMPLE_ARRAY_RESOLVE_INT,
273   BLIT_8X_MSAA_SHADER_2D_MULTISAMPLE_ARRAY_RESOLVE_INT,
274   BLIT_16X_MSAA_SHADER_2D_MULTISAMPLE_ARRAY_RESOLVE_INT,
275   BLIT_1X_MSAA_SHADER_2D_MULTISAMPLE_ARRAY_RESOLVE_UINT,
276   BLIT_2X_MSAA_SHADER_2D_MULTISAMPLE_ARRAY_RESOLVE_UINT,
277   BLIT_4X_MSAA_SHADER_2D_MULTISAMPLE_ARRAY_RESOLVE_UINT,
278   BLIT_8X_MSAA_SHADER_2D_MULTISAMPLE_ARRAY_RESOLVE_UINT,
279   BLIT_16X_MSAA_SHADER_2D_MULTISAMPLE_ARRAY_RESOLVE_UINT,
280   BLIT_MSAA_SHADER_2D_MULTISAMPLE_ARRAY_COPY,
281   BLIT_MSAA_SHADER_2D_MULTISAMPLE_ARRAY_COPY_INT,
282   BLIT_MSAA_SHADER_2D_MULTISAMPLE_ARRAY_COPY_UINT,
283   BLIT_MSAA_SHADER_2D_MULTISAMPLE_ARRAY_DEPTH_RESOLVE,
284   BLIT_MSAA_SHADER_2D_MULTISAMPLE_ARRAY_DEPTH_COPY,
285   BLIT_2X_MSAA_SHADER_2D_MULTISAMPLE_SCALED_RESOLVE,
286   BLIT_4X_MSAA_SHADER_2D_MULTISAMPLE_SCALED_RESOLVE,
287   BLIT_8X_MSAA_SHADER_2D_MULTISAMPLE_SCALED_RESOLVE,
288   BLIT_16X_MSAA_SHADER_2D_MULTISAMPLE_SCALED_RESOLVE,
289   BLIT_2X_MSAA_SHADER_2D_MULTISAMPLE_ARRAY_SCALED_RESOLVE,
290   BLIT_4X_MSAA_SHADER_2D_MULTISAMPLE_ARRAY_SCALED_RESOLVE,
291   BLIT_8X_MSAA_SHADER_2D_MULTISAMPLE_ARRAY_SCALED_RESOLVE,
292   BLIT_16X_MSAA_SHADER_2D_MULTISAMPLE_ARRAY_SCALED_RESOLVE,
293   BLIT_MSAA_SHADER_COUNT,
294};
295
296/**
297 * State for glBlitFramebufer()
298 */
299struct blit_state
300{
301   GLuint VAO;
302   struct gl_buffer_object *buf_obj;
303   struct blit_shader_table shaders_with_depth;
304   struct blit_shader_table shaders_without_depth;
305   struct gl_shader_program *msaa_shaders[BLIT_MSAA_SHADER_COUNT];
306   struct temp_texture depthTex;
307   bool no_ctsi_fallback;
308};
309
310struct fb_tex_blit_state
311{
312   GLint baseLevelSave, maxLevelSave;
313   struct gl_sampler_object *samp_obj;
314   struct gl_sampler_object *samp_obj_save;
315   struct gl_texture_object *tex_obj;
316   struct gl_texture_object *temp_tex_obj;
317   GLuint stencilSamplingSave;
318};
319
320
321/**
322 * State for glClear()
323 */
324struct clear_state
325{
326   GLuint VAO;
327   struct gl_buffer_object *buf_obj;
328   struct gl_shader_program *ShaderProg;
329   struct gl_shader_program *IntegerShaderProg;
330};
331
332
333/**
334 * State for glCopyPixels()
335 */
336struct copypix_state
337{
338   GLuint VAO;
339   struct gl_buffer_object *buf_obj;
340};
341
342
343/**
344 * State for glDrawPixels()
345 */
346struct drawpix_state
347{
348   GLuint VAO;
349   struct gl_buffer_object *buf_obj;
350
351   GLuint StencilFP;  /**< Fragment program for drawing stencil images */
352   GLuint DepthFP;  /**< Fragment program for drawing depth images */
353};
354
355
356/**
357 * State for glBitmap()
358 */
359struct bitmap_state
360{
361   GLuint VAO;
362   struct gl_buffer_object *buf_obj;
363   struct temp_texture Tex;  /**< separate texture from other meta ops */
364};
365
366/**
367 * State for _mesa_meta_generate_mipmap()
368 */
369struct gen_mipmap_state
370{
371   GLuint VAO;
372   struct gl_buffer_object *buf_obj;
373   struct gl_framebuffer *fb;
374   struct gl_sampler_object *samp_obj;
375
376   struct blit_shader_table shaders;
377};
378
379/**
380 * One of the FBO states for decompress_state. There will be one for each
381 * required renderbuffer format.
382 */
383struct decompress_fbo_state
384{
385   struct gl_renderbuffer *rb;
386   struct gl_framebuffer *fb;
387   GLint Width, Height;
388};
389
390/**
391 * State for texture decompression
392 */
393struct decompress_state
394{
395   GLuint VAO;
396   struct decompress_fbo_state byteFBO, floatFBO;
397   struct gl_buffer_object *buf_obj;
398   struct gl_sampler_object *samp_obj;
399
400   struct blit_shader_table shaders;
401};
402
403/**
404 * State for glDrawTex()
405 */
406struct drawtex_state
407{
408   GLuint VAO;
409   struct gl_buffer_object *buf_obj;
410};
411
412#define MAX_META_OPS_DEPTH      8
413/**
414 * All per-context meta state.
415 */
416struct gl_meta_state
417{
418   /** Stack of state saved during meta-ops */
419   struct save_state Save[MAX_META_OPS_DEPTH];
420   /** Save stack depth */
421   GLuint SaveStackDepth;
422
423   struct temp_texture TempTex;
424
425   struct blit_state Blit;    /**< For _mesa_meta_BlitFramebuffer() */
426   struct clear_state Clear;  /**< For _mesa_meta_Clear() */
427   struct copypix_state CopyPix;  /**< For _mesa_meta_CopyPixels() */
428   struct drawpix_state DrawPix;  /**< For _mesa_meta_DrawPixels() */
429   struct bitmap_state Bitmap;    /**< For _mesa_meta_Bitmap() */
430   struct gen_mipmap_state Mipmap;    /**< For _mesa_meta_GenerateMipmap() */
431   struct decompress_state Decompress;  /**< For texture decompression */
432   struct drawtex_state DrawTex;  /**< For _mesa_meta_DrawTex() */
433};
434
435struct vertex {
436   GLfloat x, y, z, tex[4];
437   GLfloat r, g, b, a;
438};
439
440extern void
441_mesa_meta_init(struct gl_context *ctx);
442
443extern void
444_mesa_meta_free(struct gl_context *ctx);
445
446extern void
447_mesa_meta_begin(struct gl_context *ctx, GLbitfield state);
448
449extern void
450_mesa_meta_end(struct gl_context *ctx);
451
452static inline bool
453_mesa_meta_in_progress(struct gl_context *ctx)
454{
455   return ctx->Meta->SaveStackDepth != 0;
456}
457
458extern void
459_mesa_meta_fb_tex_blit_begin(struct gl_context *ctx,
460                             struct fb_tex_blit_state *blit);
461
462extern void
463_mesa_meta_fb_tex_blit_end(struct gl_context *ctx, GLenum target,
464                           struct fb_tex_blit_state *blit);
465
466extern struct gl_texture_object *
467_mesa_meta_texture_object_from_renderbuffer(struct gl_context *ctx,
468                                            struct gl_renderbuffer *rb);
469
470struct gl_sampler_object *
471_mesa_meta_setup_sampler(struct gl_context *ctx,
472                         struct gl_texture_object *texObj,
473                         GLenum target, GLenum filter, GLuint srcLevel);
474
475extern GLbitfield
476_mesa_meta_BlitFramebuffer(struct gl_context *ctx,
477                           const struct gl_framebuffer *readFb,
478                           const struct gl_framebuffer *drawFb,
479                           GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
480                           GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1,
481                           GLbitfield mask, GLenum filter);
482
483extern void
484_mesa_meta_and_swrast_BlitFramebuffer(struct gl_context *ctx,
485                                      struct gl_framebuffer *readFb,
486                                      struct gl_framebuffer *drawFb,
487                                      GLint srcX0, GLint srcY0,
488                                      GLint srcX1, GLint srcY1,
489                                      GLint dstX0, GLint dstY0,
490                                      GLint dstX1, GLint dstY1,
491                                      GLbitfield mask, GLenum filter);
492
493extern void
494_mesa_meta_Clear(struct gl_context *ctx, GLbitfield buffers);
495
496extern void
497_mesa_meta_glsl_Clear(struct gl_context *ctx, GLbitfield buffers);
498
499extern void
500_mesa_meta_CopyPixels(struct gl_context *ctx, GLint srcx, GLint srcy,
501                      GLsizei width, GLsizei height,
502                      GLint dstx, GLint dsty, GLenum type);
503
504extern void
505_mesa_meta_DrawPixels(struct gl_context *ctx,
506                      GLint x, GLint y, GLsizei width, GLsizei height,
507                      GLenum format, GLenum type,
508                      const struct gl_pixelstore_attrib *unpack,
509                      const GLvoid *pixels);
510
511extern void
512_mesa_meta_Bitmap(struct gl_context *ctx,
513                  GLint x, GLint y, GLsizei width, GLsizei height,
514                  const struct gl_pixelstore_attrib *unpack,
515                  const GLubyte *bitmap);
516
517extern void
518_mesa_meta_GenerateMipmap(struct gl_context *ctx, GLenum target,
519                          struct gl_texture_object *texObj);
520
521extern void
522_mesa_meta_CopyTexSubImage(struct gl_context *ctx, GLuint dims,
523                           struct gl_texture_image *texImage,
524                           GLint xoffset, GLint yoffset, GLint slice,
525                           struct gl_renderbuffer *rb,
526                           GLint x, GLint y,
527                           GLsizei width, GLsizei height);
528
529extern void
530_mesa_meta_ClearTexSubImage(struct gl_context *ctx,
531                            struct gl_texture_image *texImage,
532                            GLint xoffset, GLint yoffset, GLint zoffset,
533                            GLsizei width, GLsizei height, GLsizei depth,
534                            const GLvoid *clearValue);
535
536extern void
537_mesa_meta_GetTexSubImage(struct gl_context *ctx,
538                          GLint xoffset, GLint yoffset, GLint zoffset,
539                          GLsizei width, GLsizei height, GLsizei depth,
540                          GLenum format, GLenum type, GLvoid *pixels,
541                          struct gl_texture_image *texImage);
542
543extern void
544_mesa_meta_DrawTex(struct gl_context *ctx, GLfloat x, GLfloat y, GLfloat z,
545                   GLfloat width, GLfloat height);
546
547/* meta-internal functions */
548void
549_mesa_meta_drawbuffers_from_bitfield(GLbitfield bits);
550
551void
552_mesa_meta_link_program_with_debug(struct gl_context *ctx,
553                                   struct gl_shader_program *sh_prog);
554
555void
556_mesa_meta_compile_and_link_program(struct gl_context *ctx,
557                                    const char *vs_source,
558                                    const char *fs_source,
559                                    const char *name,
560                                    struct gl_shader_program **sh_prog_ptr);
561
562extern void
563_mesa_meta_use_program(struct gl_context *ctx,
564                       struct gl_shader_program *sh_prog);
565
566GLboolean
567_mesa_meta_alloc_texture(struct temp_texture *tex,
568                         GLsizei width, GLsizei height, GLenum intFormat);
569
570void
571_mesa_meta_setup_texture_coords(GLenum faceTarget,
572                                GLint slice,
573                                GLint xoffset,
574                                GLint yoffset,
575                                GLint width,
576                                GLint height,
577                                GLint total_width,
578                                GLint total_height,
579                                GLint total_depth,
580                                GLfloat coords0[4],
581                                GLfloat coords1[4],
582                                GLfloat coords2[4],
583                                GLfloat coords3[4]);
584
585struct temp_texture *
586_mesa_meta_get_temp_texture(struct gl_context *ctx);
587
588struct temp_texture *
589_mesa_meta_get_temp_depth_texture(struct gl_context *ctx);
590
591void
592_mesa_meta_setup_vertex_objects(struct gl_context *ctx,
593                                GLuint *VAO, struct gl_buffer_object **buf_obj,
594                                bool use_generic_attributes,
595                                unsigned vertex_size, unsigned texcoord_size,
596                                unsigned color_size);
597
598void
599_mesa_meta_setup_ff_tnl_for_blit(struct gl_context *ctx,
600                                 GLuint *VAO, struct gl_buffer_object **buf_obj,
601                                 unsigned texcoord_size);
602
603void
604_mesa_meta_setup_drawpix_texture(struct gl_context *ctx,
605                                 struct temp_texture *tex,
606                                 GLboolean newTex,
607                                 GLsizei width, GLsizei height,
608                                 GLenum format, GLenum type,
609                                 const GLvoid *pixels);
610
611void
612_mesa_meta_setup_copypix_texture(struct gl_context *ctx,
613                                 struct temp_texture *tex,
614                                 GLint srcX, GLint srcY,
615                                 GLsizei width, GLsizei height,
616                                 GLenum intFormat,
617                                 GLenum filter);
618
619void
620_mesa_meta_setup_blit_shader(struct gl_context *ctx,
621                             GLenum target,
622                             bool do_depth,
623                             struct blit_shader_table *table);
624
625void
626_mesa_meta_glsl_blit_cleanup(struct gl_context *ctx, struct blit_state *blit);
627
628void
629_mesa_meta_blit_shader_table_cleanup(struct gl_context *ctx,
630                                     struct blit_shader_table *table);
631
632void
633_mesa_meta_glsl_generate_mipmap_cleanup(struct gl_context *ctx,
634                                        struct gen_mipmap_state *mipmap);
635
636void
637_mesa_meta_framebuffer_texture_image(struct gl_context *ctx,
638                                     struct gl_framebuffer *fb,
639                                     GLenum attachment,
640                                     struct gl_texture_image *texImage,
641                                     GLuint layer);
642
643#endif /* META_H */
644