dd.h revision 12d924c5ae14a1c6a05a3dcae29b77e7668e227d
1/**
2 * \file dd.h
3 * Device driver interfaces.
4 */
5
6/*
7 * Mesa 3-D graphics library
8 * Version:  6.5.2
9 *
10 * Copyright (C) 1999-2006  Brian Paul   All Rights Reserved.
11 *
12 * Permission is hereby granted, free of charge, to any person obtaining a
13 * copy of this software and associated documentation files (the "Software"),
14 * to deal in the Software without restriction, including without limitation
15 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
16 * and/or sell copies of the Software, and to permit persons to whom the
17 * Software is furnished to do so, subject to the following conditions:
18 *
19 * The above copyright notice and this permission notice shall be included
20 * in all copies or substantial portions of the Software.
21 *
22 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
23 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
24 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
25 * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
26 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
27 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
28 */
29
30
31#ifndef DD_INCLUDED
32#define DD_INCLUDED
33
34/* THIS FILE ONLY INCLUDED BY mtypes.h !!!!! */
35
36#include "glheader.h"
37
38struct gl_buffer_object;
39struct gl_context;
40struct gl_display_list;
41struct gl_framebuffer;
42struct gl_pixelstore_attrib;
43struct gl_program;
44struct gl_renderbuffer;
45struct gl_renderbuffer_attachment;
46struct gl_shader;
47struct gl_shader_program;
48struct gl_texture_image;
49struct gl_texture_object;
50
51/* GL_ARB_vertex_buffer_object */
52/* Modifies GL_MAP_UNSYNCHRONIZED_BIT to allow driver to fail (return
53 * NULL) if buffer is unavailable for immediate mapping.
54 *
55 * Does GL_MAP_INVALIDATE_RANGE_BIT do this?  It seems so, but it
56 * would require more book-keeping in the driver than seems necessary
57 * at this point.
58 *
59 * Does GL_MAP_INVALDIATE_BUFFER_BIT do this?  Not really -- we don't
60 * want to provoke the driver to throw away the old storage, we will
61 * respect the contents of already referenced data.
62 */
63#define MESA_MAP_NOWAIT_BIT       0x0040
64
65
66/**
67 * Device driver function table.
68 * Core Mesa uses these function pointers to call into device drivers.
69 * Most of these functions directly correspond to OpenGL state commands.
70 * Core Mesa will call these functions after error checking has been done
71 * so that the drivers don't have to worry about error testing.
72 *
73 * Vertex transformation/clipping/lighting is patched into the T&L module.
74 * Rasterization functions are patched into the swrast module.
75 *
76 * Note: when new functions are added here, the drivers/common/driverfuncs.c
77 * file should be updated too!!!
78 */
79struct dd_function_table {
80   /**
81    * Return a string as needed by glGetString().
82    * Only the GL_RENDERER query must be implemented.  Otherwise, NULL can be
83    * returned.
84    */
85   const GLubyte * (*GetString)( struct gl_context *ctx, GLenum name );
86
87   /**
88    * Notify the driver after Mesa has made some internal state changes.
89    *
90    * This is in addition to any state change callbacks Mesa may already have
91    * made.
92    */
93   void (*UpdateState)( struct gl_context *ctx, GLbitfield new_state );
94
95   /**
96    * Get the width and height of the named buffer/window.
97    *
98    * Mesa uses this to determine when the driver's window size has changed.
99    * XXX OBSOLETE: this function will be removed in the future.
100    */
101   void (*GetBufferSize)( struct gl_framebuffer *buffer,
102                          GLuint *width, GLuint *height );
103
104   /**
105    * Resize the given framebuffer to the given size.
106    * XXX OBSOLETE: this function will be removed in the future.
107    */
108   void (*ResizeBuffers)( struct gl_context *ctx, struct gl_framebuffer *fb,
109                          GLuint width, GLuint height);
110
111   /**
112    * Called whenever an error is generated.
113    * __struct gl_contextRec::ErrorValue contains the error value.
114    */
115   void (*Error)( struct gl_context *ctx );
116
117   /**
118    * This is called whenever glFinish() is called.
119    */
120   void (*Finish)( struct gl_context *ctx );
121
122   /**
123    * This is called whenever glFlush() is called.
124    */
125   void (*Flush)( struct gl_context *ctx );
126
127   /**
128    * Clear the color/depth/stencil/accum buffer(s).
129    * \param buffers  a bitmask of BUFFER_BIT_* flags indicating which
130    *                 renderbuffers need to be cleared.
131    */
132   void (*Clear)( struct gl_context *ctx, GLbitfield buffers );
133
134   /**
135    * Execute glAccum command.
136    */
137   void (*Accum)( struct gl_context *ctx, GLenum op, GLfloat value );
138
139
140   /**
141    * Execute glRasterPos, updating the ctx->Current.Raster fields
142    */
143   void (*RasterPos)( struct gl_context *ctx, const GLfloat v[4] );
144
145   /**
146    * \name Image-related functions
147    */
148   /*@{*/
149
150   /**
151    * Called by glDrawPixels().
152    * \p unpack describes how to unpack the source image data.
153    */
154   void (*DrawPixels)( struct gl_context *ctx,
155		       GLint x, GLint y, GLsizei width, GLsizei height,
156		       GLenum format, GLenum type,
157		       const struct gl_pixelstore_attrib *unpack,
158		       const GLvoid *pixels );
159
160   /**
161    * Called by glReadPixels().
162    */
163   void (*ReadPixels)( struct gl_context *ctx,
164		       GLint x, GLint y, GLsizei width, GLsizei height,
165		       GLenum format, GLenum type,
166		       const struct gl_pixelstore_attrib *unpack,
167		       GLvoid *dest );
168
169   /**
170    * Called by glCopyPixels().
171    */
172   void (*CopyPixels)( struct gl_context *ctx, GLint srcx, GLint srcy,
173                       GLsizei width, GLsizei height,
174                       GLint dstx, GLint dsty, GLenum type );
175
176   /**
177    * Called by glBitmap().
178    */
179   void (*Bitmap)( struct gl_context *ctx,
180		   GLint x, GLint y, GLsizei width, GLsizei height,
181		   const struct gl_pixelstore_attrib *unpack,
182		   const GLubyte *bitmap );
183   /*@}*/
184
185
186   /**
187    * \name Texture image functions
188    */
189   /*@{*/
190
191   /**
192    * Choose actual hardware texture format given the user-provided source
193    * image format and type and the desired internal format.  In some
194    * cases, srcFormat and srcType can be GL_NONE.
195    * Called by glTexImage(), etc.
196    */
197   gl_format (*ChooseTextureFormat)( struct gl_context *ctx, GLint internalFormat,
198                                     GLenum srcFormat, GLenum srcType );
199
200   /**
201    * Called by glTexImage1D().  Simply copy the source texture data into the
202    * destination texture memory.  The gl_texture_image fields, etc. will be
203    * fully initialized.
204    * The parameters are the same as glTexImage1D(), plus:
205    * \param packing describes how to unpack the source data.
206    * \param texObj is the target texture object.
207    * \param texImage is the target texture image.
208    */
209   void (*TexImage1D)( struct gl_context *ctx, GLenum target, GLint level,
210                       GLint internalFormat,
211                       GLint width, GLint border,
212                       GLenum format, GLenum type, const GLvoid *pixels,
213                       const struct gl_pixelstore_attrib *packing,
214                       struct gl_texture_object *texObj,
215                       struct gl_texture_image *texImage );
216
217   /**
218    * Called by glTexImage2D().
219    *
220    * \sa dd_function_table::TexImage1D.
221    */
222   void (*TexImage2D)( struct gl_context *ctx, GLenum target, GLint level,
223                       GLint internalFormat,
224                       GLint width, GLint height, GLint border,
225                       GLenum format, GLenum type, const GLvoid *pixels,
226                       const struct gl_pixelstore_attrib *packing,
227                       struct gl_texture_object *texObj,
228                       struct gl_texture_image *texImage );
229
230   /**
231    * Called by glTexImage3D().
232    *
233    * \sa dd_function_table::TexImage1D.
234    */
235   void (*TexImage3D)( struct gl_context *ctx, GLenum target, GLint level,
236                       GLint internalFormat,
237                       GLint width, GLint height, GLint depth, GLint border,
238                       GLenum format, GLenum type, const GLvoid *pixels,
239                       const struct gl_pixelstore_attrib *packing,
240                       struct gl_texture_object *texObj,
241                       struct gl_texture_image *texImage );
242
243   /**
244    * Called by glTexSubImage1D().  Replace a subset of the target texture
245    * with new texel data.
246    * \sa dd_function_table::TexImage1D.
247    */
248   void (*TexSubImage1D)( struct gl_context *ctx, GLenum target, GLint level,
249                          GLint xoffset, GLsizei width,
250                          GLenum format, GLenum type,
251                          const GLvoid *pixels,
252                          const struct gl_pixelstore_attrib *packing,
253                          struct gl_texture_object *texObj,
254                          struct gl_texture_image *texImage );
255
256   /**
257    * Called by glTexSubImage2D().
258    *
259    * \sa dd_function_table::TexSubImage1D.
260    */
261   void (*TexSubImage2D)( struct gl_context *ctx, GLenum target, GLint level,
262                          GLint xoffset, GLint yoffset,
263                          GLsizei width, GLsizei height,
264                          GLenum format, GLenum type,
265                          const GLvoid *pixels,
266                          const struct gl_pixelstore_attrib *packing,
267                          struct gl_texture_object *texObj,
268                          struct gl_texture_image *texImage );
269
270   /**
271    * Called by glTexSubImage3D().
272    *
273    * \sa dd_function_table::TexSubImage1D.
274    */
275   void (*TexSubImage3D)( struct gl_context *ctx, GLenum target, GLint level,
276                          GLint xoffset, GLint yoffset, GLint zoffset,
277                          GLsizei width, GLsizei height, GLint depth,
278                          GLenum format, GLenum type,
279                          const GLvoid *pixels,
280                          const struct gl_pixelstore_attrib *packing,
281                          struct gl_texture_object *texObj,
282                          struct gl_texture_image *texImage );
283
284   /**
285    * Called by glGetTexImage().
286    */
287   void (*GetTexImage)( struct gl_context *ctx, GLenum target, GLint level,
288                        GLenum format, GLenum type, GLvoid *pixels,
289                        struct gl_texture_object *texObj,
290                        struct gl_texture_image *texImage );
291
292   /**
293    * Called by glCopyTexSubImage1D().
294    *
295    * Drivers should use a fallback routine from texstore.c if needed.
296    */
297   void (*CopyTexSubImage1D)( struct gl_context *ctx, GLenum target, GLint level,
298                              GLint xoffset,
299                              GLint x, GLint y, GLsizei width );
300   /**
301    * Called by glCopyTexSubImage2D().
302    *
303    * Drivers should use a fallback routine from texstore.c if needed.
304    */
305   void (*CopyTexSubImage2D)( struct gl_context *ctx, GLenum target, GLint level,
306                              GLint xoffset, GLint yoffset,
307                              GLint x, GLint y,
308                              GLsizei width, GLsizei height );
309   /**
310    * Called by glCopyTexSubImage3D().
311    *
312    * Drivers should use a fallback routine from texstore.c if needed.
313    */
314   void (*CopyTexSubImage3D)( struct gl_context *ctx, GLenum target, GLint level,
315                              GLint xoffset, GLint yoffset, GLint zoffset,
316                              GLint x, GLint y,
317                              GLsizei width, GLsizei height );
318
319   /**
320    * Called by glGenerateMipmap() or when GL_GENERATE_MIPMAP_SGIS is enabled.
321    */
322   void (*GenerateMipmap)(struct gl_context *ctx, GLenum target,
323                          struct gl_texture_object *texObj);
324
325   /**
326    * Called by glTexImage[123]D when user specifies a proxy texture
327    * target.
328    *
329    * \return GL_TRUE if the proxy test passes, or GL_FALSE if the test fails.
330    */
331   GLboolean (*TestProxyTexImage)(struct gl_context *ctx, GLenum target,
332                                  GLint level, GLint internalFormat,
333                                  GLenum format, GLenum type,
334                                  GLint width, GLint height,
335                                  GLint depth, GLint border);
336   /*@}*/
337
338
339   /**
340    * \name Compressed texture functions
341    */
342   /*@{*/
343
344   /**
345    * Called by glCompressedTexImage1D().
346    *
347    * \param target user specified.
348    * \param format user specified.
349    * \param type user specified.
350    * \param pixels user specified.
351    * \param packing indicates the image packing of pixels.
352    * \param texObj is the target texture object.
353    * \param texImage is the target texture image.  It will have the texture \p
354    * width, \p height, \p depth, \p border and \p internalFormat information.
355    *
356    * \a retainInternalCopy is returned by this function and indicates whether
357    * core Mesa should keep an internal copy of the texture image.
358    */
359   void (*CompressedTexImage1D)( struct gl_context *ctx, GLenum target,
360                                 GLint level, GLint internalFormat,
361                                 GLsizei width, GLint border,
362                                 GLsizei imageSize, const GLvoid *data,
363                                 struct gl_texture_object *texObj,
364                                 struct gl_texture_image *texImage );
365   /**
366    * Called by glCompressedTexImage2D().
367    *
368    * \sa dd_function_table::CompressedTexImage1D.
369    */
370   void (*CompressedTexImage2D)( struct gl_context *ctx, GLenum target,
371                                 GLint level, GLint internalFormat,
372                                 GLsizei width, GLsizei height, GLint border,
373                                 GLsizei imageSize, const GLvoid *data,
374                                 struct gl_texture_object *texObj,
375                                 struct gl_texture_image *texImage );
376   /**
377    * Called by glCompressedTexImage3D().
378    *
379    * \sa dd_function_table::CompressedTexImage3D.
380    */
381   void (*CompressedTexImage3D)( struct gl_context *ctx, GLenum target,
382                                 GLint level, GLint internalFormat,
383                                 GLsizei width, GLsizei height, GLsizei depth,
384                                 GLint border,
385                                 GLsizei imageSize, const GLvoid *data,
386                                 struct gl_texture_object *texObj,
387                                 struct gl_texture_image *texImage );
388
389   /**
390    * Called by glCompressedTexSubImage1D().
391    *
392    * \param target user specified.
393    * \param level user specified.
394    * \param xoffset user specified.
395    * \param yoffset user specified.
396    * \param zoffset user specified.
397    * \param width user specified.
398    * \param height user specified.
399    * \param depth user specified.
400    * \param imageSize user specified.
401    * \param data user specified.
402    * \param texObj is the target texture object.
403    * \param texImage is the target texture image.  It will have the texture \p
404    * width, \p height, \p depth, \p border and \p internalFormat information.
405    */
406   void (*CompressedTexSubImage1D)(struct gl_context *ctx, GLenum target, GLint level,
407                                   GLint xoffset, GLsizei width,
408                                   GLenum format,
409                                   GLsizei imageSize, const GLvoid *data,
410                                   struct gl_texture_object *texObj,
411                                   struct gl_texture_image *texImage);
412   /**
413    * Called by glCompressedTexSubImage2D().
414    *
415    * \sa dd_function_table::CompressedTexImage3D.
416    */
417   void (*CompressedTexSubImage2D)(struct gl_context *ctx, GLenum target, GLint level,
418                                   GLint xoffset, GLint yoffset,
419                                   GLsizei width, GLint height,
420                                   GLenum format,
421                                   GLsizei imageSize, const GLvoid *data,
422                                   struct gl_texture_object *texObj,
423                                   struct gl_texture_image *texImage);
424   /**
425    * Called by glCompressedTexSubImage3D().
426    *
427    * \sa dd_function_table::CompressedTexImage3D.
428    */
429   void (*CompressedTexSubImage3D)(struct gl_context *ctx, GLenum target, GLint level,
430                                   GLint xoffset, GLint yoffset, GLint zoffset,
431                                   GLsizei width, GLint height, GLint depth,
432                                   GLenum format,
433                                   GLsizei imageSize, const GLvoid *data,
434                                   struct gl_texture_object *texObj,
435                                   struct gl_texture_image *texImage);
436
437
438   /**
439    * Called by glGetCompressedTexImage.
440    */
441   void (*GetCompressedTexImage)(struct gl_context *ctx, GLenum target, GLint level,
442                                 GLvoid *img,
443                                 struct gl_texture_object *texObj,
444                                 struct gl_texture_image *texImage);
445
446   /*@}*/
447
448   /**
449    * \name Texture object functions
450    */
451   /*@{*/
452
453   /**
454    * Called by glBindTexture().
455    */
456   void (*BindTexture)( struct gl_context *ctx, GLenum target,
457                        struct gl_texture_object *tObj );
458
459   /**
460    * Called to allocate a new texture object.
461    * A new gl_texture_object should be returned.  The driver should
462    * attach to it any device-specific info it needs.
463    */
464   struct gl_texture_object * (*NewTextureObject)( struct gl_context *ctx, GLuint name,
465                                                   GLenum target );
466   /**
467    * Called when a texture object is about to be deallocated.
468    *
469    * Driver should delete the gl_texture_object object and anything
470    * hanging off of it.
471    */
472   void (*DeleteTexture)( struct gl_context *ctx, struct gl_texture_object *tObj );
473
474   /**
475    * Called to allocate a new texture image object.
476    */
477   struct gl_texture_image * (*NewTextureImage)( struct gl_context *ctx );
478
479   /**
480    * Called to free tImage->Data.
481    */
482   void (*FreeTexImageData)( struct gl_context *ctx, struct gl_texture_image *tImage );
483
484   /** Map texture image data into user space */
485   void (*MapTexture)( struct gl_context *ctx, struct gl_texture_object *tObj );
486   /** Unmap texture images from user space */
487   void (*UnmapTexture)( struct gl_context *ctx, struct gl_texture_object *tObj );
488
489   /**
490    * Note: no context argument.  This function doesn't initially look
491    * like it belongs here, except that the driver is the only entity
492    * that knows for sure how the texture memory is allocated - via
493    * the above callbacks.  There is then an argument that the driver
494    * knows what memcpy paths might be fast.  Typically this is invoked with
495    *
496    * to -- a pointer into texture memory allocated by NewTextureImage() above.
497    * from -- a pointer into client memory or a mesa temporary.
498    * sz -- nr bytes to copy.
499    */
500   void* (*TextureMemCpy)( void *to, const void *from, size_t sz );
501
502   /**
503    * Called by glAreTextureResident().
504    */
505   GLboolean (*IsTextureResident)( struct gl_context *ctx,
506                                   struct gl_texture_object *t );
507
508   /**
509    * Called when the texture's color lookup table is changed.
510    *
511    * If \p tObj is NULL then the shared texture palette
512    * gl_texture_object::Palette is to be updated.
513    */
514   void (*UpdateTexturePalette)( struct gl_context *ctx,
515                                 struct gl_texture_object *tObj );
516   /*@}*/
517
518
519   /**
520    * \name Imaging functionality
521    */
522   /*@{*/
523   void (*CopyColorTable)( struct gl_context *ctx,
524			   GLenum target, GLenum internalformat,
525			   GLint x, GLint y, GLsizei width );
526
527   void (*CopyColorSubTable)( struct gl_context *ctx,
528			      GLenum target, GLsizei start,
529			      GLint x, GLint y, GLsizei width );
530   /*@}*/
531
532
533   /**
534    * \name Vertex/fragment program functions
535    */
536   /*@{*/
537   /** Bind a vertex/fragment program */
538   void (*BindProgram)(struct gl_context *ctx, GLenum target, struct gl_program *prog);
539   /** Allocate a new program */
540   struct gl_program * (*NewProgram)(struct gl_context *ctx, GLenum target, GLuint id);
541   /** Delete a program */
542   void (*DeleteProgram)(struct gl_context *ctx, struct gl_program *prog);
543   /**
544    * Notify driver that a program string (and GPU code) has been specified
545    * or modified.  Return GL_TRUE or GL_FALSE to indicate if the program is
546    * supported by the driver.
547    */
548   GLboolean (*ProgramStringNotify)(struct gl_context *ctx, GLenum target,
549                                    struct gl_program *prog);
550
551   /** Query if program can be loaded onto hardware */
552   GLboolean (*IsProgramNative)(struct gl_context *ctx, GLenum target,
553				struct gl_program *prog);
554
555   /*@}*/
556
557   /**
558    * \name GLSL shader/program functions.
559    */
560   /*@{*/
561   /**
562    * Called when a shader program is linked.
563    *
564    * This gives drivers an opportunity to clone the IR and make their
565    * own transformations on it for the purposes of code generation.
566    */
567   GLboolean (*LinkShader)(struct gl_context *ctx, struct gl_shader_program *shader);
568   /*@}*/
569
570   /**
571    * \name State-changing functions.
572    *
573    * \note drawing functions are above.
574    *
575    * These functions are called by their corresponding OpenGL API functions.
576    * They are \e also called by the gl_PopAttrib() function!!!
577    * May add more functions like these to the device driver in the future.
578    */
579   /*@{*/
580   /** Specify the alpha test function */
581   void (*AlphaFunc)(struct gl_context *ctx, GLenum func, GLfloat ref);
582   /** Set the blend color */
583   void (*BlendColor)(struct gl_context *ctx, const GLfloat color[4]);
584   /** Set the blend equation */
585   void (*BlendEquationSeparate)(struct gl_context *ctx, GLenum modeRGB, GLenum modeA);
586   void (*BlendEquationSeparatei)(struct gl_context *ctx, GLuint buffer,
587                                  GLenum modeRGB, GLenum modeA);
588   /** Specify pixel arithmetic */
589   void (*BlendFuncSeparate)(struct gl_context *ctx,
590                             GLenum sfactorRGB, GLenum dfactorRGB,
591                             GLenum sfactorA, GLenum dfactorA);
592   void (*BlendFuncSeparatei)(struct gl_context *ctx, GLuint buffer,
593                              GLenum sfactorRGB, GLenum dfactorRGB,
594                              GLenum sfactorA, GLenum dfactorA);
595   /** Specify clear values for the color buffers */
596   void (*ClearColor)(struct gl_context *ctx, const GLfloat color[4]);
597   /** Specify the clear value for the depth buffer */
598   void (*ClearDepth)(struct gl_context *ctx, GLclampd d);
599   /** Specify the clear value for the stencil buffer */
600   void (*ClearStencil)(struct gl_context *ctx, GLint s);
601   /** Specify a plane against which all geometry is clipped */
602   void (*ClipPlane)(struct gl_context *ctx, GLenum plane, const GLfloat *equation );
603   /** Enable and disable writing of frame buffer color components */
604   void (*ColorMask)(struct gl_context *ctx, GLboolean rmask, GLboolean gmask,
605                     GLboolean bmask, GLboolean amask );
606   void (*ColorMaskIndexed)(struct gl_context *ctx, GLuint buf, GLboolean rmask,
607                            GLboolean gmask, GLboolean bmask, GLboolean amask);
608   /** Cause a material color to track the current color */
609   void (*ColorMaterial)(struct gl_context *ctx, GLenum face, GLenum mode);
610   /** Specify whether front- or back-facing facets can be culled */
611   void (*CullFace)(struct gl_context *ctx, GLenum mode);
612   /** Define front- and back-facing polygons */
613   void (*FrontFace)(struct gl_context *ctx, GLenum mode);
614   /** Specify the value used for depth buffer comparisons */
615   void (*DepthFunc)(struct gl_context *ctx, GLenum func);
616   /** Enable or disable writing into the depth buffer */
617   void (*DepthMask)(struct gl_context *ctx, GLboolean flag);
618   /** Specify mapping of depth values from NDC to window coordinates */
619   void (*DepthRange)(struct gl_context *ctx, GLclampd nearval, GLclampd farval);
620   /** Specify the current buffer for writing */
621   void (*DrawBuffer)( struct gl_context *ctx, GLenum buffer );
622   /** Specify the buffers for writing for fragment programs*/
623   void (*DrawBuffers)( struct gl_context *ctx, GLsizei n, const GLenum *buffers );
624   /** Enable or disable server-side gl capabilities */
625   void (*Enable)(struct gl_context *ctx, GLenum cap, GLboolean state);
626   /** Specify fog parameters */
627   void (*Fogfv)(struct gl_context *ctx, GLenum pname, const GLfloat *params);
628   /** Specify implementation-specific hints */
629   void (*Hint)(struct gl_context *ctx, GLenum target, GLenum mode);
630   /** Set light source parameters.
631    * Note: for GL_POSITION and GL_SPOT_DIRECTION, params will have already
632    * been transformed to eye-space.
633    */
634   void (*Lightfv)(struct gl_context *ctx, GLenum light,
635		   GLenum pname, const GLfloat *params );
636   /** Set the lighting model parameters */
637   void (*LightModelfv)(struct gl_context *ctx, GLenum pname, const GLfloat *params);
638   /** Specify the line stipple pattern */
639   void (*LineStipple)(struct gl_context *ctx, GLint factor, GLushort pattern );
640   /** Specify the width of rasterized lines */
641   void (*LineWidth)(struct gl_context *ctx, GLfloat width);
642   /** Specify a logical pixel operation for color index rendering */
643   void (*LogicOpcode)(struct gl_context *ctx, GLenum opcode);
644   void (*PointParameterfv)(struct gl_context *ctx, GLenum pname,
645                            const GLfloat *params);
646   /** Specify the diameter of rasterized points */
647   void (*PointSize)(struct gl_context *ctx, GLfloat size);
648   /** Select a polygon rasterization mode */
649   void (*PolygonMode)(struct gl_context *ctx, GLenum face, GLenum mode);
650   /** Set the scale and units used to calculate depth values */
651   void (*PolygonOffset)(struct gl_context *ctx, GLfloat factor, GLfloat units);
652   /** Set the polygon stippling pattern */
653   void (*PolygonStipple)(struct gl_context *ctx, const GLubyte *mask );
654   /* Specifies the current buffer for reading */
655   void (*ReadBuffer)( struct gl_context *ctx, GLenum buffer );
656   /** Set rasterization mode */
657   void (*RenderMode)(struct gl_context *ctx, GLenum mode );
658   /** Define the scissor box */
659   void (*Scissor)(struct gl_context *ctx, GLint x, GLint y, GLsizei w, GLsizei h);
660   /** Select flat or smooth shading */
661   void (*ShadeModel)(struct gl_context *ctx, GLenum mode);
662   /** OpenGL 2.0 two-sided StencilFunc */
663   void (*StencilFuncSeparate)(struct gl_context *ctx, GLenum face, GLenum func,
664                               GLint ref, GLuint mask);
665   /** OpenGL 2.0 two-sided StencilMask */
666   void (*StencilMaskSeparate)(struct gl_context *ctx, GLenum face, GLuint mask);
667   /** OpenGL 2.0 two-sided StencilOp */
668   void (*StencilOpSeparate)(struct gl_context *ctx, GLenum face, GLenum fail,
669                             GLenum zfail, GLenum zpass);
670   /** Control the generation of texture coordinates */
671   void (*TexGen)(struct gl_context *ctx, GLenum coord, GLenum pname,
672		  const GLfloat *params);
673   /** Set texture environment parameters */
674   void (*TexEnv)(struct gl_context *ctx, GLenum target, GLenum pname,
675                  const GLfloat *param);
676   /** Set texture parameters */
677   void (*TexParameter)(struct gl_context *ctx, GLenum target,
678                        struct gl_texture_object *texObj,
679                        GLenum pname, const GLfloat *params);
680   /** Set the viewport */
681   void (*Viewport)(struct gl_context *ctx, GLint x, GLint y, GLsizei w, GLsizei h);
682   /*@}*/
683
684
685   /**
686    * \name Vertex/pixel buffer object functions
687    */
688   /*@{*/
689   void (*BindBuffer)( struct gl_context *ctx, GLenum target,
690		       struct gl_buffer_object *obj );
691
692   struct gl_buffer_object * (*NewBufferObject)( struct gl_context *ctx, GLuint buffer,
693						 GLenum target );
694
695   void (*DeleteBuffer)( struct gl_context *ctx, struct gl_buffer_object *obj );
696
697   GLboolean (*BufferData)( struct gl_context *ctx, GLenum target, GLsizeiptrARB size,
698                            const GLvoid *data, GLenum usage,
699                            struct gl_buffer_object *obj );
700
701   void (*BufferSubData)( struct gl_context *ctx, GLenum target, GLintptrARB offset,
702			  GLsizeiptrARB size, const GLvoid *data,
703			  struct gl_buffer_object *obj );
704
705   void (*GetBufferSubData)( struct gl_context *ctx, GLenum target,
706			     GLintptrARB offset, GLsizeiptrARB size,
707			     GLvoid *data, struct gl_buffer_object *obj );
708
709   void * (*MapBuffer)( struct gl_context *ctx, GLenum access,
710			struct gl_buffer_object *obj );
711
712   void (*CopyBufferSubData)( struct gl_context *ctx,
713                              struct gl_buffer_object *src,
714                              struct gl_buffer_object *dst,
715                              GLintptr readOffset, GLintptr writeOffset,
716                              GLsizeiptr size );
717
718   /* May return NULL if MESA_MAP_NOWAIT_BIT is set in access:
719    */
720   void * (*MapBufferRange)( struct gl_context *ctx, GLenum target, GLintptr offset,
721                             GLsizeiptr length, GLbitfield access,
722                             struct gl_buffer_object *obj);
723
724   void (*FlushMappedBufferRange)(struct gl_context *ctx, GLenum target,
725                                  GLintptr offset, GLsizeiptr length,
726                                  struct gl_buffer_object *obj);
727
728   GLboolean (*UnmapBuffer)( struct gl_context *ctx,
729			     struct gl_buffer_object *obj );
730   /*@}*/
731
732   /**
733    * \name Functions for GL_APPLE_object_purgeable
734    */
735   /*@{*/
736   /* variations on ObjectPurgeable */
737   GLenum (*BufferObjectPurgeable)( struct gl_context *ctx, struct gl_buffer_object *obj, GLenum option );
738   GLenum (*RenderObjectPurgeable)( struct gl_context *ctx, struct gl_renderbuffer *obj, GLenum option );
739   GLenum (*TextureObjectPurgeable)( struct gl_context *ctx, struct gl_texture_object *obj, GLenum option );
740
741   /* variations on ObjectUnpurgeable */
742   GLenum (*BufferObjectUnpurgeable)( struct gl_context *ctx, struct gl_buffer_object *obj, GLenum option );
743   GLenum (*RenderObjectUnpurgeable)( struct gl_context *ctx, struct gl_renderbuffer *obj, GLenum option );
744   GLenum (*TextureObjectUnpurgeable)( struct gl_context *ctx, struct gl_texture_object *obj, GLenum option );
745   /*@}*/
746
747   /**
748    * \name Functions for GL_EXT_framebuffer_{object,blit}.
749    */
750   /*@{*/
751   struct gl_framebuffer * (*NewFramebuffer)(struct gl_context *ctx, GLuint name);
752   struct gl_renderbuffer * (*NewRenderbuffer)(struct gl_context *ctx, GLuint name);
753   void (*BindFramebuffer)(struct gl_context *ctx, GLenum target,
754                           struct gl_framebuffer *drawFb,
755                           struct gl_framebuffer *readFb);
756   void (*FramebufferRenderbuffer)(struct gl_context *ctx,
757                                   struct gl_framebuffer *fb,
758                                   GLenum attachment,
759                                   struct gl_renderbuffer *rb);
760   void (*RenderTexture)(struct gl_context *ctx,
761                         struct gl_framebuffer *fb,
762                         struct gl_renderbuffer_attachment *att);
763   void (*FinishRenderTexture)(struct gl_context *ctx,
764                               struct gl_renderbuffer_attachment *att);
765   void (*ValidateFramebuffer)(struct gl_context *ctx,
766                               struct gl_framebuffer *fb);
767   /*@}*/
768   void (*BlitFramebuffer)(struct gl_context *ctx,
769                           GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
770                           GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1,
771                           GLbitfield mask, GLenum filter);
772
773   /**
774    * \name Query objects
775    */
776   /*@{*/
777   struct gl_query_object * (*NewQueryObject)(struct gl_context *ctx, GLuint id);
778   void (*DeleteQuery)(struct gl_context *ctx, struct gl_query_object *q);
779   void (*BeginQuery)(struct gl_context *ctx, struct gl_query_object *q);
780   void (*EndQuery)(struct gl_context *ctx, struct gl_query_object *q);
781   void (*CheckQuery)(struct gl_context *ctx, struct gl_query_object *q);
782   void (*WaitQuery)(struct gl_context *ctx, struct gl_query_object *q);
783   /*@}*/
784
785
786   /**
787    * \name Vertex Array objects
788    */
789   /*@{*/
790   struct gl_array_object * (*NewArrayObject)(struct gl_context *ctx, GLuint id);
791   void (*DeleteArrayObject)(struct gl_context *ctx, struct gl_array_object *obj);
792   void (*BindArrayObject)(struct gl_context *ctx, struct gl_array_object *obj);
793   /*@}*/
794
795   /**
796    * \name GLSL-related functions (ARB extensions and OpenGL 2.x)
797    */
798   /*@{*/
799   struct gl_shader *(*NewShader)(struct gl_context *ctx, GLuint name, GLenum type);
800   void (*DeleteShader)(struct gl_context *ctx, struct gl_shader *shader);
801   struct gl_shader_program *(*NewShaderProgram)(struct gl_context *ctx, GLuint name);
802   void (*DeleteShaderProgram)(struct gl_context *ctx,
803                               struct gl_shader_program *shProg);
804   void (*UseProgram)(struct gl_context *ctx, struct gl_shader_program *shProg);
805   /*@}*/
806
807
808   /**
809    * \name Support for multiple T&L engines
810    */
811   /*@{*/
812
813   /**
814    * Bitmask of state changes that require the current T&L module to be
815    * validated, using ValidateTnlModule() below.
816    */
817   GLuint NeedValidate;
818
819   /**
820    * Validate the current T&L module.
821    *
822    * This is called directly after UpdateState() when a state change that has
823    * occurred matches the dd_function_table::NeedValidate bitmask above.  This
824    * ensures all computed values are up to date, thus allowing the driver to
825    * decide if the current T&L module needs to be swapped out.
826    *
827    * This must be non-NULL if a driver installs a custom T&L module and sets
828    * the dd_function_table::NeedValidate bitmask, but may be NULL otherwise.
829    */
830   void (*ValidateTnlModule)( struct gl_context *ctx, GLuint new_state );
831
832   /**
833    * Set by the driver-supplied T&L engine.
834    *
835    * Set to PRIM_OUTSIDE_BEGIN_END when outside glBegin()/glEnd().
836    */
837   GLuint CurrentExecPrimitive;
838
839   /**
840    * Current state of an in-progress compilation.
841    *
842    * May take on any of the additional values PRIM_OUTSIDE_BEGIN_END,
843    * PRIM_INSIDE_UNKNOWN_PRIM or PRIM_UNKNOWN defined above.
844    */
845   GLuint CurrentSavePrimitive;
846
847
848#define FLUSH_STORED_VERTICES 0x1
849#define FLUSH_UPDATE_CURRENT  0x2
850   /**
851    * Set by the driver-supplied T&L engine whenever vertices are buffered
852    * between glBegin()/glEnd() objects or __struct gl_contextRec::Current is not
853    * updated.
854    *
855    * The dd_function_table::FlushVertices call below may be used to resolve
856    * these conditions.
857    */
858   GLuint NeedFlush;
859   GLuint SaveNeedFlush;
860
861
862   /* Called prior to any of the GLvertexformat functions being
863    * called.  Paired with Driver.FlushVertices().
864    */
865   void (*BeginVertices)( struct gl_context *ctx );
866
867   /**
868    * If inside glBegin()/glEnd(), it should ASSERT(0).  Otherwise, if
869    * FLUSH_STORED_VERTICES bit in \p flags is set flushes any buffered
870    * vertices, if FLUSH_UPDATE_CURRENT bit is set updates
871    * __struct gl_contextRec::Current and gl_light_attrib::Material
872    *
873    * Note that the default T&L engine never clears the
874    * FLUSH_UPDATE_CURRENT bit, even after performing the update.
875    */
876   void (*FlushVertices)( struct gl_context *ctx, GLuint flags );
877   void (*SaveFlushVertices)( struct gl_context *ctx );
878
879   /**
880    * Give the driver the opportunity to hook in its own vtxfmt for
881    * compiling optimized display lists.  This is called on each valid
882    * glBegin() during list compilation.
883    */
884   GLboolean (*NotifySaveBegin)( struct gl_context *ctx, GLenum mode );
885
886   /**
887    * Notify driver that the special derived value _NeedEyeCoords has
888    * changed.
889    */
890   void (*LightingSpaceChange)( struct gl_context *ctx );
891
892   /**
893    * Called by glNewList().
894    *
895    * Let the T&L component know what is going on with display lists
896    * in time to make changes to dispatch tables, etc.
897    */
898   void (*NewList)( struct gl_context *ctx, GLuint list, GLenum mode );
899   /**
900    * Called by glEndList().
901    *
902    * \sa dd_function_table::NewList.
903    */
904   void (*EndList)( struct gl_context *ctx );
905
906   /**
907    * Called by glCallList(s).
908    *
909    * Notify the T&L component before and after calling a display list.
910    */
911   void (*BeginCallList)( struct gl_context *ctx,
912			  struct gl_display_list *dlist );
913   /**
914    * Called by glEndCallList().
915    *
916    * \sa dd_function_table::BeginCallList.
917    */
918   void (*EndCallList)( struct gl_context *ctx );
919
920
921   /**
922    * \name GL_ARB_sync interfaces
923    */
924   /*@{*/
925   struct gl_sync_object * (*NewSyncObject)(struct gl_context *, GLenum);
926   void (*FenceSync)(struct gl_context *, struct gl_sync_object *, GLenum, GLbitfield);
927   void (*DeleteSyncObject)(struct gl_context *, struct gl_sync_object *);
928   void (*CheckSync)(struct gl_context *, struct gl_sync_object *);
929   void (*ClientWaitSync)(struct gl_context *, struct gl_sync_object *,
930			  GLbitfield, GLuint64);
931   void (*ServerWaitSync)(struct gl_context *, struct gl_sync_object *,
932			  GLbitfield, GLuint64);
933   /*@}*/
934
935   /** GL_NV_conditional_render */
936   void (*BeginConditionalRender)(struct gl_context *ctx, struct gl_query_object *q,
937                                  GLenum mode);
938   void (*EndConditionalRender)(struct gl_context *ctx, struct gl_query_object *q);
939
940   /**
941    * \name GL_OES_draw_texture interface
942    */
943   /*@{*/
944   void (*DrawTex)(struct gl_context *ctx, GLfloat x, GLfloat y, GLfloat z,
945                   GLfloat width, GLfloat height);
946   /*@}*/
947
948   /**
949    * \name GL_OES_EGL_image interface
950    */
951   void (*EGLImageTargetTexture2D)(struct gl_context *ctx, GLenum target,
952				   struct gl_texture_object *texObj,
953				   struct gl_texture_image *texImage,
954				   GLeglImageOES image_handle);
955   void (*EGLImageTargetRenderbufferStorage)(struct gl_context *ctx,
956					     struct gl_renderbuffer *rb,
957					     void *image_handle);
958
959   /**
960    * \name GL_EXT_transform_feedback interface
961    */
962   struct gl_transform_feedback_object *
963        (*NewTransformFeedback)(struct gl_context *ctx, GLuint name);
964   void (*DeleteTransformFeedback)(struct gl_context *ctx,
965                                   struct gl_transform_feedback_object *obj);
966   void (*BeginTransformFeedback)(struct gl_context *ctx, GLenum mode,
967                                  struct gl_transform_feedback_object *obj);
968   void (*EndTransformFeedback)(struct gl_context *ctx,
969                                struct gl_transform_feedback_object *obj);
970   void (*PauseTransformFeedback)(struct gl_context *ctx,
971                                  struct gl_transform_feedback_object *obj);
972   void (*ResumeTransformFeedback)(struct gl_context *ctx,
973                                   struct gl_transform_feedback_object *obj);
974   void (*DrawTransformFeedback)(struct gl_context *ctx, GLenum mode,
975                                 struct gl_transform_feedback_object *obj);
976
977   /**
978    * \name GL_NV_texture_barrier interface
979    */
980   void (*TextureBarrier)(struct gl_context *ctx);
981
982   /**
983    * \name GL_ARB_sampler_objects
984    */
985   struct gl_sampler_object * (*NewSamplerObject)(struct gl_context *ctx,
986                                                  GLuint name);
987   void (*DeleteSamplerObject)(struct gl_context *ctx,
988                               struct gl_sampler_object *samp);
989};
990
991
992/**
993 * Transform/Clip/Lighting interface
994 *
995 * Drivers present a reduced set of the functions possible in
996 * glBegin()/glEnd() objects.  Core mesa provides translation stubs for the
997 * remaining functions to map down to these entry points.
998 *
999 * These are the initial values to be installed into dispatch by
1000 * mesa.  If the T&L driver wants to modify the dispatch table
1001 * while installed, it must do so itself.  It would be possible for
1002 * the vertexformat to install its own initial values for these
1003 * functions, but this way there is an obvious list of what is
1004 * expected of the driver.
1005 *
1006 * If the driver wants to hook in entry points other than those
1007 * listed, it must restore them to their original values in
1008 * the disable() callback, below.
1009 */
1010typedef struct {
1011   /**
1012    * \name Vertex
1013    */
1014   /*@{*/
1015   void (GLAPIENTRYP ArrayElement)( GLint );
1016   void (GLAPIENTRYP Color3f)( GLfloat, GLfloat, GLfloat );
1017   void (GLAPIENTRYP Color3fv)( const GLfloat * );
1018   void (GLAPIENTRYP Color4f)( GLfloat, GLfloat, GLfloat, GLfloat );
1019   void (GLAPIENTRYP Color4fv)( const GLfloat * );
1020   void (GLAPIENTRYP EdgeFlag)( GLboolean );
1021   void (GLAPIENTRYP EvalCoord1f)( GLfloat );
1022   void (GLAPIENTRYP EvalCoord1fv)( const GLfloat * );
1023   void (GLAPIENTRYP EvalCoord2f)( GLfloat, GLfloat );
1024   void (GLAPIENTRYP EvalCoord2fv)( const GLfloat * );
1025   void (GLAPIENTRYP EvalPoint1)( GLint );
1026   void (GLAPIENTRYP EvalPoint2)( GLint, GLint );
1027   void (GLAPIENTRYP FogCoordfEXT)( GLfloat );
1028   void (GLAPIENTRYP FogCoordfvEXT)( const GLfloat * );
1029   void (GLAPIENTRYP Indexf)( GLfloat );
1030   void (GLAPIENTRYP Indexfv)( const GLfloat * );
1031   void (GLAPIENTRYP Materialfv)( GLenum face, GLenum pname, const GLfloat * );
1032   void (GLAPIENTRYP MultiTexCoord1fARB)( GLenum, GLfloat );
1033   void (GLAPIENTRYP MultiTexCoord1fvARB)( GLenum, const GLfloat * );
1034   void (GLAPIENTRYP MultiTexCoord2fARB)( GLenum, GLfloat, GLfloat );
1035   void (GLAPIENTRYP MultiTexCoord2fvARB)( GLenum, const GLfloat * );
1036   void (GLAPIENTRYP MultiTexCoord3fARB)( GLenum, GLfloat, GLfloat, GLfloat );
1037   void (GLAPIENTRYP MultiTexCoord3fvARB)( GLenum, const GLfloat * );
1038   void (GLAPIENTRYP MultiTexCoord4fARB)( GLenum, GLfloat, GLfloat, GLfloat, GLfloat );
1039   void (GLAPIENTRYP MultiTexCoord4fvARB)( GLenum, const GLfloat * );
1040   void (GLAPIENTRYP Normal3f)( GLfloat, GLfloat, GLfloat );
1041   void (GLAPIENTRYP Normal3fv)( const GLfloat * );
1042   void (GLAPIENTRYP SecondaryColor3fEXT)( GLfloat, GLfloat, GLfloat );
1043   void (GLAPIENTRYP SecondaryColor3fvEXT)( const GLfloat * );
1044   void (GLAPIENTRYP TexCoord1f)( GLfloat );
1045   void (GLAPIENTRYP TexCoord1fv)( const GLfloat * );
1046   void (GLAPIENTRYP TexCoord2f)( GLfloat, GLfloat );
1047   void (GLAPIENTRYP TexCoord2fv)( const GLfloat * );
1048   void (GLAPIENTRYP TexCoord3f)( GLfloat, GLfloat, GLfloat );
1049   void (GLAPIENTRYP TexCoord3fv)( const GLfloat * );
1050   void (GLAPIENTRYP TexCoord4f)( GLfloat, GLfloat, GLfloat, GLfloat );
1051   void (GLAPIENTRYP TexCoord4fv)( const GLfloat * );
1052   void (GLAPIENTRYP Vertex2f)( GLfloat, GLfloat );
1053   void (GLAPIENTRYP Vertex2fv)( const GLfloat * );
1054   void (GLAPIENTRYP Vertex3f)( GLfloat, GLfloat, GLfloat );
1055   void (GLAPIENTRYP Vertex3fv)( const GLfloat * );
1056   void (GLAPIENTRYP Vertex4f)( GLfloat, GLfloat, GLfloat, GLfloat );
1057   void (GLAPIENTRYP Vertex4fv)( const GLfloat * );
1058   void (GLAPIENTRYP CallList)( GLuint );
1059   void (GLAPIENTRYP CallLists)( GLsizei, GLenum, const GLvoid * );
1060   void (GLAPIENTRYP Begin)( GLenum );
1061   void (GLAPIENTRYP End)( void );
1062   void (GLAPIENTRYP PrimitiveRestartNV)( void );
1063   /* GL_NV_vertex_program */
1064   void (GLAPIENTRYP VertexAttrib1fNV)( GLuint index, GLfloat x );
1065   void (GLAPIENTRYP VertexAttrib1fvNV)( GLuint index, const GLfloat *v );
1066   void (GLAPIENTRYP VertexAttrib2fNV)( GLuint index, GLfloat x, GLfloat y );
1067   void (GLAPIENTRYP VertexAttrib2fvNV)( GLuint index, const GLfloat *v );
1068   void (GLAPIENTRYP VertexAttrib3fNV)( GLuint index, GLfloat x, GLfloat y, GLfloat z );
1069   void (GLAPIENTRYP VertexAttrib3fvNV)( GLuint index, const GLfloat *v );
1070   void (GLAPIENTRYP VertexAttrib4fNV)( GLuint index, GLfloat x, GLfloat y, GLfloat z, GLfloat w );
1071   void (GLAPIENTRYP VertexAttrib4fvNV)( GLuint index, const GLfloat *v );
1072   /* GL_ARB_vertex_program */
1073   void (GLAPIENTRYP VertexAttrib1fARB)( GLuint index, GLfloat x );
1074   void (GLAPIENTRYP VertexAttrib1fvARB)( GLuint index, const GLfloat *v );
1075   void (GLAPIENTRYP VertexAttrib2fARB)( GLuint index, GLfloat x, GLfloat y );
1076   void (GLAPIENTRYP VertexAttrib2fvARB)( GLuint index, const GLfloat *v );
1077   void (GLAPIENTRYP VertexAttrib3fARB)( GLuint index, GLfloat x, GLfloat y, GLfloat z );
1078   void (GLAPIENTRYP VertexAttrib3fvARB)( GLuint index, const GLfloat *v );
1079   void (GLAPIENTRYP VertexAttrib4fARB)( GLuint index, GLfloat x, GLfloat y, GLfloat z, GLfloat w );
1080   void (GLAPIENTRYP VertexAttrib4fvARB)( GLuint index, const GLfloat *v );
1081
1082   /* GL_EXT_gpu_shader4 / GL 3.0 */
1083   void (GLAPIENTRYP VertexAttribI1i)( GLuint index, GLint x);
1084   void (GLAPIENTRYP VertexAttribI2i)( GLuint index, GLint x, GLint y);
1085   void (GLAPIENTRYP VertexAttribI3i)( GLuint index, GLint x, GLint y, GLint z);
1086   void (GLAPIENTRYP VertexAttribI4i)( GLuint index, GLint x, GLint y, GLint z, GLint w);
1087   void (GLAPIENTRYP VertexAttribI2iv)( GLuint index, const GLint *v);
1088   void (GLAPIENTRYP VertexAttribI3iv)( GLuint index, const GLint *v);
1089   void (GLAPIENTRYP VertexAttribI4iv)( GLuint index, const GLint *v);
1090
1091   void (GLAPIENTRYP VertexAttribI1ui)( GLuint index, GLuint x);
1092   void (GLAPIENTRYP VertexAttribI2ui)( GLuint index, GLuint x, GLuint y);
1093   void (GLAPIENTRYP VertexAttribI3ui)( GLuint index, GLuint x, GLuint y, GLuint z);
1094   void (GLAPIENTRYP VertexAttribI4ui)( GLuint index, GLuint x, GLuint y, GLuint z, GLuint w);
1095   void (GLAPIENTRYP VertexAttribI2uiv)( GLuint index, const GLuint *v);
1096   void (GLAPIENTRYP VertexAttribI3uiv)( GLuint index, const GLuint *v);
1097   void (GLAPIENTRYP VertexAttribI4uiv)( GLuint index, const GLuint *v);
1098
1099   /*@}*/
1100
1101   void (GLAPIENTRYP Rectf)( GLfloat, GLfloat, GLfloat, GLfloat );
1102
1103   /**
1104    * \name Array
1105    */
1106   /*@{*/
1107   void (GLAPIENTRYP DrawArrays)( GLenum mode, GLint start, GLsizei count );
1108   void (GLAPIENTRYP DrawElements)( GLenum mode, GLsizei count, GLenum type,
1109			 const GLvoid *indices );
1110   void (GLAPIENTRYP DrawRangeElements)( GLenum mode, GLuint start,
1111			      GLuint end, GLsizei count,
1112			      GLenum type, const GLvoid *indices );
1113   void (GLAPIENTRYP MultiDrawElementsEXT)( GLenum mode, const GLsizei *count,
1114					    GLenum type,
1115					    const GLvoid **indices,
1116					    GLsizei primcount);
1117   void (GLAPIENTRYP DrawElementsBaseVertex)( GLenum mode, GLsizei count,
1118					      GLenum type,
1119					      const GLvoid *indices,
1120					      GLint basevertex );
1121   void (GLAPIENTRYP DrawRangeElementsBaseVertex)( GLenum mode, GLuint start,
1122						   GLuint end, GLsizei count,
1123						   GLenum type,
1124						   const GLvoid *indices,
1125						   GLint basevertex);
1126   void (GLAPIENTRYP MultiDrawElementsBaseVertex)( GLenum mode,
1127						   const GLsizei *count,
1128						   GLenum type,
1129						   const GLvoid **indices,
1130						   GLsizei primcount,
1131						   const GLint *basevertex);
1132   void (GLAPIENTRYP DrawArraysInstanced)(GLenum mode, GLint first,
1133                                          GLsizei count, GLsizei primcount);
1134   void (GLAPIENTRYP DrawElementsInstanced)(GLenum mode, GLsizei count,
1135                                            GLenum type, const GLvoid *indices,
1136                                            GLsizei primcount);
1137   void (GLAPIENTRYP DrawElementsInstancedBaseVertex)(GLenum mode, GLsizei count,
1138                                            GLenum type, const GLvoid *indices,
1139                                            GLsizei primcount, GLint basevertex);
1140   /*@}*/
1141
1142   /**
1143    * \name Eval
1144    *
1145    * If you don't support eval, fallback to the default vertex format
1146    * on receiving an eval call and use the pipeline mechanism to
1147    * provide partial T&L acceleration.
1148    *
1149    * Mesa will provide a set of helper functions to do eval within
1150    * accelerated vertex formats, eventually...
1151    */
1152   /*@{*/
1153   void (GLAPIENTRYP EvalMesh1)( GLenum mode, GLint i1, GLint i2 );
1154   void (GLAPIENTRYP EvalMesh2)( GLenum mode, GLint i1, GLint i2, GLint j1, GLint j2 );
1155   /*@}*/
1156
1157} GLvertexformat;
1158
1159
1160#endif /* DD_INCLUDED */
1161