src/mesa/main/dd.h

   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
  38 struct gl_buffer_object;
  39 struct gl_context;
  40 struct gl_display_list;
  41 struct gl_framebuffer;
  42 struct gl_pixelstore_attrib;
  43 struct gl_program;
  44 struct gl_renderbuffer;
  45 struct gl_renderbuffer_attachment;
  46 struct gl_shader;
  47 struct gl_shader_program;
  48 struct gl_texture_image;
  49 struct 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  */
  79 struct 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 texture target, the
 193     * user-provided source image format and type and the desired internal
 194     * format.  In some cases, srcFormat and srcType can be GL_NONE.
 195     * Note:  target may be GL_TEXTURE_CUBE_MAP, but never
 196     * GL_TEXTURE_CUBE_MAP_[POSITIVE/NEGATIVE]_[XYZ].
 197     * Called by glTexImage(), etc.
 198     */
 199    gl_format (*ChooseTextureFormat)( struct gl_context *ctx,
 200                                      GLenum target, GLint internalFormat,
 201                                      GLenum srcFormat, GLenum srcType );
 202
 203    /**
 204     * Called by glTexImage[123]D() and glCopyTexImage[12]D()
 205     * Allocate texture memory and copy the user's image to the buffer.
 206     * The gl_texture_image fields, etc. will be fully initialized.
 207     * The parameters are the same as glTexImage3D(), plus:
 208     * \param dims  1, 2, or 3 indicating glTexImage1/2/3D()
 209     * \param packing describes how to unpack the source data.
 210     * \param texImage is the destination texture image.
 211     */
 212    void (*TexImage)(struct gl_context *ctx, GLuint dims,
 213                     struct gl_texture_image *texImage,
 214                     GLenum format, GLenum type, const GLvoid *pixels,
 215                     const struct gl_pixelstore_attrib *packing);
 216
 217    /**
 218     * Called by glTexSubImage[123]D().
 219     * Replace a subset of the target texture with new texel data.
 220     */
 221    void (*TexSubImage)(struct gl_context *ctx, GLuint dims,
 222                        struct gl_texture_image *texImage,
 223                        GLint xoffset, GLint yoffset, GLint zoffset,
 224                        GLsizei width, GLsizei height, GLint depth,
 225                        GLenum format, GLenum type,
 226                        const GLvoid *pixels,
 227                        const struct gl_pixelstore_attrib *packing);
 228
 229
 230    /**
 231     * Called by glGetTexImage().
 232     */
 233    void (*GetTexImage)( struct gl_context *ctx,
 234                         GLenum format, GLenum type, GLvoid *pixels,
 235                         struct gl_texture_image *texImage );
 236
 237    /**
 238     * Called by glCopyTex[Sub]Image[123]D().
 239     */
 240    void (*CopyTexSubImage)(struct gl_context *ctx, GLuint dims,
 241                            struct gl_texture_image *texImage,
 242                            GLint xoffset, GLint yoffset, GLint zoffset,
 243                            struct gl_renderbuffer *rb,
 244                            GLint x, GLint y,
 245                            GLsizei width, GLsizei height);
 246
 247    /**
 248     * Called by glGenerateMipmap() or when GL_GENERATE_MIPMAP_SGIS is enabled.
 249     */
 250    void (*GenerateMipmap)(struct gl_context *ctx, GLenum target,
 251                           struct gl_texture_object *texObj);
 252
 253    /**
 254     * Called by glTexImage[123]D when user specifies a proxy texture
 255     * target.
 256     *
 257     * \return GL_TRUE if the proxy test passes, or GL_FALSE if the test fails.
 258     */
 259    GLboolean (*TestProxyTexImage)(struct gl_context *ctx, GLenum target,
 260                                   GLint level, GLint internalFormat,
 261                                   GLenum format, GLenum type,
 262                                   GLint width, GLint height,
 263                                   GLint depth, GLint border);
 264    /*@}*/
 265
 266
 267    /**
 268     * \name Compressed texture functions
 269     */
 270    /*@{*/
 271
 272    /**
 273     * Called by glCompressedTexImage[123]D().
 274     */
 275    void (*CompressedTexImage)(struct gl_context *ctx, GLuint dims,
 276                               struct gl_texture_image *texImage,
 277                               GLsizei imageSize, const GLvoid *data);
 278
 279    /**
 280     * Called by glCompressedTexSubImage[123]D().
 281     */
 282    void (*CompressedTexSubImage)(struct gl_context *ctx, GLuint dims,
 283                                  struct gl_texture_image *texImage,
 284                                  GLint xoffset, GLint yoffset, GLint zoffset,
 285                                  GLsizei width, GLint height, GLint depth,
 286                                  GLenum format,
 287                                  GLsizei imageSize, const GLvoid *data);
 288
 289    /**
 290     * Called by glGetCompressedTexImage.
 291     */
 292    void (*GetCompressedTexImage)(struct gl_context *ctx,
 293                                  struct gl_texture_image *texImage,
 294                                  GLvoid *data);
 295    /*@}*/
 296
 297    /**
 298     * \name Texture object / image functions
 299     */
 300    /*@{*/
 301
 302    /**
 303     * Called by glBindTexture().
 304     */
 305    void (*BindTexture)( struct gl_context *ctx, GLenum target,
 306                         struct gl_texture_object *tObj );
 307
 308    /**
 309     * Called to allocate a new texture object.  Drivers will usually
 310     * allocate/return a subclass of gl_texture_object.
 311     */
 312    struct gl_texture_object * (*NewTextureObject)(struct gl_context *ctx,
 313                                                   GLuint name, GLenum target);
 314    /**
 315     * Called to delete/free a texture object.  Drivers should free the
 316     * object and any image data it contains.
 317     */
 318    void (*DeleteTexture)(struct gl_context *ctx,
 319                          struct gl_texture_object *texObj);
 320
 321    /** Called to allocate a new texture image object. */
 322    struct gl_texture_image * (*NewTextureImage)(struct gl_context *ctx);
 323
 324    /** Called to free a texture image object returned by NewTextureImage() */
 325    void (*DeleteTextureImage)(struct gl_context *ctx,
 326                               struct gl_texture_image *);
 327
 328    /** Called to allocate memory for a single texture image */
 329    GLboolean (*AllocTextureImageBuffer)(struct gl_context *ctx,
 330                                         struct gl_texture_image *texImage);
 331
 332    /** Free the memory for a single texture image */
 333    void (*FreeTextureImageBuffer)(struct gl_context *ctx,
 334                                   struct gl_texture_image *texImage);
 335
 336    /** Map a slice of a texture image into user space.
 337     * Note: for GL_TEXTURE_1D_ARRAY, height must be 1, y must be 0 and slice
 338     * indicates the 1D array index.
 339     * \param texImage  the texture image
 340     * \param slice  the 3D image slice or array texture slice
 341     * \param x, y, w, h  region of interest
 342     * \param mode  bitmask of GL_MAP_READ_BIT, GL_MAP_WRITE_BIT and
 343     *              GL_MAP_INVALIDATE_RANGE_BIT (if writing)
 344     * \param mapOut  returns start of mapping of region of interest
 345     * \param rowStrideOut  returns row stride (in bytes)
 346     */
 347    void (*MapTextureImage)(struct gl_context *ctx,
 348                            struct gl_texture_image *texImage,
 349                            GLuint slice,
 350                            GLuint x, GLuint y, GLuint w, GLuint h,
 351                            GLbitfield mode,
 352                            GLubyte **mapOut, GLint *rowStrideOut);
 353
 354    void (*UnmapTextureImage)(struct gl_context *ctx,
 355                              struct gl_texture_image *texImage,
 356                              GLuint slice);
 357
 358    /** For GL_ARB_texture_storage.  Allocate memory for whole mipmap stack.
 359     * All the gl_texture_images in the texture object will have their
 360     * dimensions, format, etc. initialized already.
 361     */
 362    GLboolean (*AllocTextureStorage)(struct gl_context *ctx,
 363                                     struct gl_texture_object *texObj,
 364                                     GLsizei levels, GLsizei width,
 365                                     GLsizei height, GLsizei depth);
 366
 367    /**
 368     * Map a renderbuffer into user space.
 369     * \param mode  bitmask of GL_MAP_READ_BIT, GL_MAP_WRITE_BIT and
 370     *              GL_MAP_INVALIDATE_RANGE_BIT (if writing)
 371     */
 372    void (*MapRenderbuffer)(struct gl_context *ctx,
 373                            struct gl_renderbuffer *rb,
 374                            GLuint x, GLuint y, GLuint w, GLuint h,
 375                            GLbitfield mode,
 376                            GLubyte **mapOut, GLint *rowStrideOut);
 377
 378    void (*UnmapRenderbuffer)(struct gl_context *ctx,
 379                              struct gl_renderbuffer *rb);
 380
 381    /*@}*/
 382
 383
 384    /**
 385     * \name Vertex/fragment program functions
 386     */
 387    /*@{*/
 388    /** Bind a vertex/fragment program */
 389    void (*BindProgram)(struct gl_context *ctx, GLenum target, struct gl_program *prog);
 390    /** Allocate a new program */
 391    struct gl_program * (*NewProgram)(struct gl_context *ctx, GLenum target, GLuint id);
 392    /** Delete a program */
 393    void (*DeleteProgram)(struct gl_context *ctx, struct gl_program *prog);
 394    /**
 395     * Notify driver that a program string (and GPU code) has been specified
 396     * or modified.  Return GL_TRUE or GL_FALSE to indicate if the program is
 397     * supported by the driver.
 398     */
 399    GLboolean (*ProgramStringNotify)(struct gl_context *ctx, GLenum target,
 400                                     struct gl_program *prog);
 401
 402    /** Query if program can be loaded onto hardware */
 403    GLboolean (*IsProgramNative)(struct gl_context *ctx, GLenum target,
 404                                 struct gl_program *prog);
 405
 406    /*@}*/
 407
 408    /**
 409     * \name GLSL shader/program functions.
 410     */
 411    /*@{*/
 412    /**
 413     * Called when a shader program is linked.
 414     *
 415     * This gives drivers an opportunity to clone the IR and make their
 416     * own transformations on it for the purposes of code generation.
 417     */
 418    GLboolean (*LinkShader)(struct gl_context *ctx, struct gl_shader_program *shader);
 419    /*@}*/
 420
 421    /**
 422     * \name State-changing functions.
 423     *
 424     * \note drawing functions are above.
 425     *
 426     * These functions are called by their corresponding OpenGL API functions.
 427     * They are \e also called by the gl_PopAttrib() function!!!
 428     * May add more functions like these to the device driver in the future.
 429     */
 430    /*@{*/
 431    /** Specify the alpha test function */
 432    void (*AlphaFunc)(struct gl_context *ctx, GLenum func, GLfloat ref);
 433    /** Set the blend color */
 434    void (*BlendColor)(struct gl_context *ctx, const GLfloat color[4]);
 435    /** Set the blend equation */
 436    void (*BlendEquationSeparate)(struct gl_context *ctx, GLenum modeRGB, GLenum modeA);
 437    void (*BlendEquationSeparatei)(struct gl_context *ctx, GLuint buffer,
 438                                   GLenum modeRGB, GLenum modeA);
 439    /** Specify pixel arithmetic */
 440    void (*BlendFuncSeparate)(struct gl_context *ctx,
 441                              GLenum sfactorRGB, GLenum dfactorRGB,
 442                              GLenum sfactorA, GLenum dfactorA);
 443    void (*BlendFuncSeparatei)(struct gl_context *ctx, GLuint buffer,
 444                               GLenum sfactorRGB, GLenum dfactorRGB,
 445                               GLenum sfactorA, GLenum dfactorA);
 446    /** Specify a plane against which all geometry is clipped */
 447    void (*ClipPlane)(struct gl_context *ctx, GLenum plane, const GLfloat *equation );
 448    /** Enable and disable writing of frame buffer color components */
 449    void (*ColorMask)(struct gl_context *ctx, GLboolean rmask, GLboolean gmask,
 450                      GLboolean bmask, GLboolean amask );
 451    void (*ColorMaskIndexed)(struct gl_context *ctx, GLuint buf, GLboolean rmask,
 452                             GLboolean gmask, GLboolean bmask, GLboolean amask);
 453    /** Cause a material color to track the current color */
 454    void (*ColorMaterial)(struct gl_context *ctx, GLenum face, GLenum mode);
 455    /** Specify whether front- or back-facing facets can be culled */
 456    void (*CullFace)(struct gl_context *ctx, GLenum mode);
 457    /** Define front- and back-facing polygons */
 458    void (*FrontFace)(struct gl_context *ctx, GLenum mode);
 459    /** Specify the value used for depth buffer comparisons */
 460    void (*DepthFunc)(struct gl_context *ctx, GLenum func);
 461    /** Enable or disable writing into the depth buffer */
 462    void (*DepthMask)(struct gl_context *ctx, GLboolean flag);
 463    /** Specify mapping of depth values from NDC to window coordinates */
 464    void (*DepthRange)(struct gl_context *ctx, GLclampd nearval, GLclampd farval);
 465    /** Specify the current buffer for writing */
 466    void (*DrawBuffer)( struct gl_context *ctx, GLenum buffer );
 467    /** Specify the buffers for writing for fragment programs*/
 468    void (*DrawBuffers)( struct gl_context *ctx, GLsizei n, const GLenum *buffers );
 469    /** Enable or disable server-side gl capabilities */
 470    void (*Enable)(struct gl_context *ctx, GLenum cap, GLboolean state);
 471    /** Specify fog parameters */
 472    void (*Fogfv)(struct gl_context *ctx, GLenum pname, const GLfloat *params);
 473    /** Specify implementation-specific hints */
 474    void (*Hint)(struct gl_context *ctx, GLenum target, GLenum mode);
 475    /** Set light source parameters.
 476     * Note: for GL_POSITION and GL_SPOT_DIRECTION, params will have already
 477     * been transformed to eye-space.
 478     */
 479    void (*Lightfv)(struct gl_context *ctx, GLenum light,
 480                    GLenum pname, const GLfloat *params );
 481    /** Set the lighting model parameters */
 482    void (*LightModelfv)(struct gl_context *ctx, GLenum pname, const GLfloat *params);
 483    /** Specify the line stipple pattern */
 484    void (*LineStipple)(struct gl_context *ctx, GLint factor, GLushort pattern );
 485    /** Specify the width of rasterized lines */
 486    void (*LineWidth)(struct gl_context *ctx, GLfloat width);
 487    /** Specify a logical pixel operation for color index rendering */
 488    void (*LogicOpcode)(struct gl_context *ctx, GLenum opcode);
 489    void (*PointParameterfv)(struct gl_context *ctx, GLenum pname,
 490                             const GLfloat *params);
 491    /** Specify the diameter of rasterized points */
 492    void (*PointSize)(struct gl_context *ctx, GLfloat size);
 493    /** Select a polygon rasterization mode */
 494    void (*PolygonMode)(struct gl_context *ctx, GLenum face, GLenum mode);
 495    /** Set the scale and units used to calculate depth values */
 496    void (*PolygonOffset)(struct gl_context *ctx, GLfloat factor, GLfloat units);
 497    /** Set the polygon stippling pattern */
 498    void (*PolygonStipple)(struct gl_context *ctx, const GLubyte *mask );
 499    /* Specifies the current buffer for reading */
 500    void (*ReadBuffer)( struct gl_context *ctx, GLenum buffer );
 501    /** Set rasterization mode */
 502    void (*RenderMode)(struct gl_context *ctx, GLenum mode );
 503    /** Define the scissor box */
 504    void (*Scissor)(struct gl_context *ctx, GLint x, GLint y, GLsizei w, GLsizei h);
 505    /** Select flat or smooth shading */
 506    void (*ShadeModel)(struct gl_context *ctx, GLenum mode);
 507    /** OpenGL 2.0 two-sided StencilFunc */
 508    void (*StencilFuncSeparate)(struct gl_context *ctx, GLenum face, GLenum func,
 509                                GLint ref, GLuint mask);
 510    /** OpenGL 2.0 two-sided StencilMask */
 511    void (*StencilMaskSeparate)(struct gl_context *ctx, GLenum face, GLuint mask);
 512    /** OpenGL 2.0 two-sided StencilOp */
 513    void (*StencilOpSeparate)(struct gl_context *ctx, GLenum face, GLenum fail,
 514                              GLenum zfail, GLenum zpass);
 515    /** Control the generation of texture coordinates */
 516    void (*TexGen)(struct gl_context *ctx, GLenum coord, GLenum pname,
 517                   const GLfloat *params);
 518    /** Set texture environment parameters */
 519    void (*TexEnv)(struct gl_context *ctx, GLenum target, GLenum pname,
 520                   const GLfloat *param);
 521    /** Set texture parameters */
 522    void (*TexParameter)(struct gl_context *ctx, GLenum target,
 523                         struct gl_texture_object *texObj,
 524                         GLenum pname, const GLfloat *params);
 525    /** Set the viewport */
 526    void (*Viewport)(struct gl_context *ctx, GLint x, GLint y, GLsizei w, GLsizei h);
 527    /*@}*/
 528
 529
 530    /**
 531     * \name Vertex/pixel buffer object functions
 532     */
 533    /*@{*/
 534    void (*BindBuffer)( struct gl_context *ctx, GLenum target,
 535                        struct gl_buffer_object *obj );
 536
 537    struct gl_buffer_object * (*NewBufferObject)( struct gl_context *ctx, GLuint buffer,
 538                                                  GLenum target );
 539
 540    void (*DeleteBuffer)( struct gl_context *ctx, struct gl_buffer_object *obj );
 541
 542    GLboolean (*BufferData)( struct gl_context *ctx, GLenum target, GLsizeiptrARB size,
 543                             const GLvoid *data, GLenum usage,
 544                             struct gl_buffer_object *obj );
 545
 546    void (*BufferSubData)( struct gl_context *ctx, GLintptrARB offset,
 547                           GLsizeiptrARB size, const GLvoid *data,
 548                           struct gl_buffer_object *obj );
 549
 550    void (*GetBufferSubData)( struct gl_context *ctx,
 551                              GLintptrARB offset, GLsizeiptrARB size,
 552                              GLvoid *data, struct gl_buffer_object *obj );
 553
 554    void (*CopyBufferSubData)( struct gl_context *ctx,
 555                               struct gl_buffer_object *src,
 556                               struct gl_buffer_object *dst,
 557                               GLintptr readOffset, GLintptr writeOffset,
 558                               GLsizeiptr size );
 559
 560    /* May return NULL if MESA_MAP_NOWAIT_BIT is set in access:
 561     */
 562    void * (*MapBufferRange)( struct gl_context *ctx, GLintptr offset,
 563                              GLsizeiptr length, GLbitfield access,
 564                              struct gl_buffer_object *obj);
 565
 566    void (*FlushMappedBufferRange)(struct gl_context *ctx,
 567                                   GLintptr offset, GLsizeiptr length,
 568                                   struct gl_buffer_object *obj);
 569
 570    GLboolean (*UnmapBuffer)( struct gl_context *ctx,
 571                              struct gl_buffer_object *obj );
 572    /*@}*/
 573
 574    /**
 575     * \name Functions for GL_APPLE_object_purgeable
 576     */
 577    /*@{*/
 578    /* variations on ObjectPurgeable */
 579    GLenum (*BufferObjectPurgeable)( struct gl_context *ctx, struct gl_buffer_object *obj, GLenum option );
 580    GLenum (*RenderObjectPurgeable)( struct gl_context *ctx, struct gl_renderbuffer *obj, GLenum option );
 581    GLenum (*TextureObjectPurgeable)( struct gl_context *ctx, struct gl_texture_object *obj, GLenum option );
 582
 583    /* variations on ObjectUnpurgeable */
 584    GLenum (*BufferObjectUnpurgeable)( struct gl_context *ctx, struct gl_buffer_object *obj, GLenum option );
 585    GLenum (*RenderObjectUnpurgeable)( struct gl_context *ctx, struct gl_renderbuffer *obj, GLenum option );
 586    GLenum (*TextureObjectUnpurgeable)( struct gl_context *ctx, struct gl_texture_object *obj, GLenum option );
 587    /*@}*/
 588
 589    /**
 590     * \name Functions for GL_EXT_framebuffer_{object,blit}.
 591     */
 592    /*@{*/
 593    struct gl_framebuffer * (*NewFramebuffer)(struct gl_context *ctx, GLuint name);
 594    struct gl_renderbuffer * (*NewRenderbuffer)(struct gl_context *ctx, GLuint name);
 595    void (*BindFramebuffer)(struct gl_context *ctx, GLenum target,
 596                            struct gl_framebuffer *drawFb,
 597                            struct gl_framebuffer *readFb);
 598    void (*FramebufferRenderbuffer)(struct gl_context *ctx,
 599                                    struct gl_framebuffer *fb,
 600                                    GLenum attachment,
 601                                    struct gl_renderbuffer *rb);
 602    void (*RenderTexture)(struct gl_context *ctx,
 603                          struct gl_framebuffer *fb,
 604                          struct gl_renderbuffer_attachment *att);
 605    void (*FinishRenderTexture)(struct gl_context *ctx,
 606                                struct gl_renderbuffer_attachment *att);
 607    void (*ValidateFramebuffer)(struct gl_context *ctx,
 608                                struct gl_framebuffer *fb);
 609    /*@}*/
 610    void (*BlitFramebuffer)(struct gl_context *ctx,
 611                            GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
 612                            GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1,
 613                            GLbitfield mask, GLenum filter);
 614
 615    /**
 616     * \name Query objects
 617     */
 618    /*@{*/
 619    struct gl_query_object * (*NewQueryObject)(struct gl_context *ctx, GLuint id);
 620    void (*DeleteQuery)(struct gl_context *ctx, struct gl_query_object *q);
 621    void (*BeginQuery)(struct gl_context *ctx, struct gl_query_object *q);
 622    void (*EndQuery)(struct gl_context *ctx, struct gl_query_object *q);
 623    void (*CheckQuery)(struct gl_context *ctx, struct gl_query_object *q);
 624    void (*WaitQuery)(struct gl_context *ctx, struct gl_query_object *q);
 625    /*@}*/
 626
 627
 628    /**
 629     * \name Vertex Array objects
 630     */
 631    /*@{*/
 632    struct gl_array_object * (*NewArrayObject)(struct gl_context *ctx, GLuint id);
 633    void (*DeleteArrayObject)(struct gl_context *ctx, struct gl_array_object *obj);
 634    void (*BindArrayObject)(struct gl_context *ctx, struct gl_array_object *obj);
 635    /*@}*/
 636
 637    /**
 638     * \name GLSL-related functions (ARB extensions and OpenGL 2.x)
 639     */
 640    /*@{*/
 641    struct gl_shader *(*NewShader)(struct gl_context *ctx, GLuint name, GLenum type);
 642    void (*DeleteShader)(struct gl_context *ctx, struct gl_shader *shader);
 643    struct gl_shader_program *(*NewShaderProgram)(struct gl_context *ctx, GLuint name);
 644    void (*DeleteShaderProgram)(struct gl_context *ctx,
 645                                struct gl_shader_program *shProg);
 646    void (*UseProgram)(struct gl_context *ctx, struct gl_shader_program *shProg);
 647    /*@}*/
 648
 649
 650    /**
 651     * \name Support for multiple T&L engines
 652     */
 653    /*@{*/
 654
 655    /**
 656     * Set by the driver-supplied T&L engine.
 657     *
 658     * Set to PRIM_OUTSIDE_BEGIN_END when outside glBegin()/glEnd().
 659     */
 660    GLuint CurrentExecPrimitive;
 661
 662    /**
 663     * Current state of an in-progress compilation.
 664     *
 665     * May take on any of the additional values PRIM_OUTSIDE_BEGIN_END,
 666     * PRIM_INSIDE_UNKNOWN_PRIM or PRIM_UNKNOWN defined above.
 667     */
 668    GLuint CurrentSavePrimitive;
 669
 670
 671 #define FLUSH_STORED_VERTICES 0x1
 672 #define FLUSH_UPDATE_CURRENT  0x2
 673    /**
 674     * Set by the driver-supplied T&L engine whenever vertices are buffered
 675     * between glBegin()/glEnd() objects or __struct gl_contextRec::Current is not
 676     * updated.
 677     *
 678     * The dd_function_table::FlushVertices call below may be used to resolve
 679     * these conditions.
 680     */
 681    GLuint NeedFlush;
 682    GLuint SaveNeedFlush;
 683
 684
 685    /* Called prior to any of the GLvertexformat functions being
 686     * called.  Paired with Driver.FlushVertices().
 687     */
 688    void (*BeginVertices)( struct gl_context *ctx );
 689
 690    /**
 691     * If inside glBegin()/glEnd(), it should ASSERT(0).  Otherwise, if
 692     * FLUSH_STORED_VERTICES bit in \p flags is set flushes any buffered
 693     * vertices, if FLUSH_UPDATE_CURRENT bit is set updates
 694     * __struct gl_contextRec::Current and gl_light_attrib::Material
 695     *
 696     * Note that the default T&L engine never clears the
 697     * FLUSH_UPDATE_CURRENT bit, even after performing the update.
 698     */
 699    void (*FlushVertices)( struct gl_context *ctx, GLuint flags );
 700    void (*SaveFlushVertices)( struct gl_context *ctx );
 701
 702    /**
 703     * \brief Hook for drivers to prepare for a glBegin/glEnd block
 704     *
 705     * This hook is called in vbo_exec_Begin() before any action, including
 706     * state updates, occurs.
 707     */
 708    void (*PrepareExecBegin)( struct gl_context *ctx );
 709
 710    /**
 711     * Give the driver the opportunity to hook in its own vtxfmt for
 712     * compiling optimized display lists.  This is called on each valid
 713     * glBegin() during list compilation.
 714     */
 715    GLboolean (*NotifySaveBegin)( struct gl_context *ctx, GLenum mode );
 716
 717    /**
 718     * Notify driver that the special derived value _NeedEyeCoords has
 719     * changed.
 720     */
 721    void (*LightingSpaceChange)( struct gl_context *ctx );
 722
 723    /**
 724     * Called by glNewList().
 725     *
 726     * Let the T&L component know what is going on with display lists
 727     * in time to make changes to dispatch tables, etc.
 728     */
 729    void (*NewList)( struct gl_context *ctx, GLuint list, GLenum mode );
 730    /**
 731     * Called by glEndList().
 732     *
 733     * \sa dd_function_table::NewList.
 734     */
 735    void (*EndList)( struct gl_context *ctx );
 736
 737    /**
 738     * Called by glCallList(s).
 739     *
 740     * Notify the T&L component before and after calling a display list.
 741     */
 742    void (*BeginCallList)( struct gl_context *ctx,
 743                           struct gl_display_list *dlist );
 744    /**
 745     * Called by glEndCallList().
 746     *
 747     * \sa dd_function_table::BeginCallList.
 748     */
 749    void (*EndCallList)( struct gl_context *ctx );
 750
 751    /**@}*/
 752
 753    /**
 754     * \name GL_ARB_sync interfaces
 755     */
 756    /*@{*/
 757    struct gl_sync_object * (*NewSyncObject)(struct gl_context *, GLenum);
 758    void (*FenceSync)(struct gl_context *, struct gl_sync_object *, GLenum, GLbitfield);
 759    void (*DeleteSyncObject)(struct gl_context *, struct gl_sync_object *);
 760    void (*CheckSync)(struct gl_context *, struct gl_sync_object *);
 761    void (*ClientWaitSync)(struct gl_context *, struct gl_sync_object *,
 762                           GLbitfield, GLuint64);
 763    void (*ServerWaitSync)(struct gl_context *, struct gl_sync_object *,
 764                           GLbitfield, GLuint64);
 765    /*@}*/
 766
 767    /** GL_NV_conditional_render */
 768    void (*BeginConditionalRender)(struct gl_context *ctx, struct gl_query_object *q,
 769                                   GLenum mode);
 770    void (*EndConditionalRender)(struct gl_context *ctx, struct gl_query_object *q);
 771
 772    /**
 773     * \name GL_OES_draw_texture interface
 774     */
 775    /*@{*/
 776    void (*DrawTex)(struct gl_context *ctx, GLfloat x, GLfloat y, GLfloat z,
 777                    GLfloat width, GLfloat height);
 778    /*@}*/
 779
 780    /**
 781     * \name GL_OES_EGL_image interface
 782     */
 783    void (*EGLImageTargetTexture2D)(struct gl_context *ctx, GLenum target,
 784                                    struct gl_texture_object *texObj,
 785                                    struct gl_texture_image *texImage,
 786                                    GLeglImageOES image_handle);
 787    void (*EGLImageTargetRenderbufferStorage)(struct gl_context *ctx,
 788                                              struct gl_renderbuffer *rb,
 789                                              void *image_handle);
 790
 791    /**
 792     * \name GL_EXT_transform_feedback interface
 793     */
 794    struct gl_transform_feedback_object *
 795         (*NewTransformFeedback)(struct gl_context *ctx, GLuint name);
 796    void (*DeleteTransformFeedback)(struct gl_context *ctx,
 797                                    struct gl_transform_feedback_object *obj);
 798    void (*BeginTransformFeedback)(struct gl_context *ctx, GLenum mode,
 799                                   struct gl_transform_feedback_object *obj);
 800    void (*EndTransformFeedback)(struct gl_context *ctx,
 801                                 struct gl_transform_feedback_object *obj);
 802    void (*PauseTransformFeedback)(struct gl_context *ctx,
 803                                   struct gl_transform_feedback_object *obj);
 804    void (*ResumeTransformFeedback)(struct gl_context *ctx,
 805                                    struct gl_transform_feedback_object *obj);
 806
 807    /**
 808     * \name GL_NV_texture_barrier interface
 809     */
 810    void (*TextureBarrier)(struct gl_context *ctx);
 811
 812    /**
 813     * \name GL_ARB_sampler_objects
 814     */
 815    struct gl_sampler_object * (*NewSamplerObject)(struct gl_context *ctx,
 816                                                   GLuint name);
 817    void (*DeleteSamplerObject)(struct gl_context *ctx,
 818                                struct gl_sampler_object *samp);
 819
 820    /**
 821     * \name Return a timestamp in nanoseconds as defined by GL_ARB_timer_query.
 822     * This should be equivalent to glGetInteger64v(GL_TIMESTAMP);
 823     */
 824    uint64_t (*GetTimestamp)(struct gl_context *ctx);
 825 };
 826
 827
 828 /**
 829  * Transform/Clip/Lighting interface
 830  *
 831  * Drivers present a reduced set of the functions possible in
 832  * glBegin()/glEnd() objects.  Core mesa provides translation stubs for the
 833  * remaining functions to map down to these entry points.
 834  *
 835  * These are the initial values to be installed into dispatch by
 836  * mesa.  If the T&L driver wants to modify the dispatch table
 837  * while installed, it must do so itself.  It would be possible for
 838  * the vertexformat to install its own initial values for these
 839  * functions, but this way there is an obvious list of what is
 840  * expected of the driver.
 841  *
 842  * If the driver wants to hook in entry points other than those
 843  * listed, it must restore them to their original values in
 844  * the disable() callback, below.
 845  */
 846 typedef struct {
 847    /**
 848     * \name Vertex
 849     */
 850    /*@{*/
 851    void (GLAPIENTRYP ArrayElement)( GLint );
 852    void (GLAPIENTRYP Color3f)( GLfloat, GLfloat, GLfloat );
 853    void (GLAPIENTRYP Color3fv)( const GLfloat * );
 854    void (GLAPIENTRYP Color4f)( GLfloat, GLfloat, GLfloat, GLfloat );
 855    void (GLAPIENTRYP Color4fv)( const GLfloat * );
 856    void (GLAPIENTRYP EdgeFlag)( GLboolean );
 857    void (GLAPIENTRYP EvalCoord1f)( GLfloat );
 858    void (GLAPIENTRYP EvalCoord1fv)( const GLfloat * );
 859    void (GLAPIENTRYP EvalCoord2f)( GLfloat, GLfloat );
 860    void (GLAPIENTRYP EvalCoord2fv)( const GLfloat * );
 861    void (GLAPIENTRYP EvalPoint1)( GLint );
 862    void (GLAPIENTRYP EvalPoint2)( GLint, GLint );
 863    void (GLAPIENTRYP FogCoordfEXT)( GLfloat );
 864    void (GLAPIENTRYP FogCoordfvEXT)( const GLfloat * );
 865    void (GLAPIENTRYP Indexf)( GLfloat );
 866    void (GLAPIENTRYP Indexfv)( const GLfloat * );
 867    void (GLAPIENTRYP Materialfv)( GLenum face, GLenum pname, const GLfloat * );
 868    void (GLAPIENTRYP MultiTexCoord1fARB)( GLenum, GLfloat );
 869    void (GLAPIENTRYP MultiTexCoord1fvARB)( GLenum, const GLfloat * );
 870    void (GLAPIENTRYP MultiTexCoord2fARB)( GLenum, GLfloat, GLfloat );
 871    void (GLAPIENTRYP MultiTexCoord2fvARB)( GLenum, const GLfloat * );
 872    void (GLAPIENTRYP MultiTexCoord3fARB)( GLenum, GLfloat, GLfloat, GLfloat );
 873    void (GLAPIENTRYP MultiTexCoord3fvARB)( GLenum, const GLfloat * );
 874    void (GLAPIENTRYP MultiTexCoord4fARB)( GLenum, GLfloat, GLfloat, GLfloat, GLfloat );
 875    void (GLAPIENTRYP MultiTexCoord4fvARB)( GLenum, const GLfloat * );
 876    void (GLAPIENTRYP Normal3f)( GLfloat, GLfloat, GLfloat );
 877    void (GLAPIENTRYP Normal3fv)( const GLfloat * );
 878    void (GLAPIENTRYP SecondaryColor3fEXT)( GLfloat, GLfloat, GLfloat );
 879    void (GLAPIENTRYP SecondaryColor3fvEXT)( const GLfloat * );
 880    void (GLAPIENTRYP TexCoord1f)( GLfloat );
 881    void (GLAPIENTRYP TexCoord1fv)( const GLfloat * );
 882    void (GLAPIENTRYP TexCoord2f)( GLfloat, GLfloat );
 883    void (GLAPIENTRYP TexCoord2fv)( const GLfloat * );
 884    void (GLAPIENTRYP TexCoord3f)( GLfloat, GLfloat, GLfloat );
 885    void (GLAPIENTRYP TexCoord3fv)( const GLfloat * );
 886    void (GLAPIENTRYP TexCoord4f)( GLfloat, GLfloat, GLfloat, GLfloat );
 887    void (GLAPIENTRYP TexCoord4fv)( const GLfloat * );
 888    void (GLAPIENTRYP Vertex2f)( GLfloat, GLfloat );
 889    void (GLAPIENTRYP Vertex2fv)( const GLfloat * );
 890    void (GLAPIENTRYP Vertex3f)( GLfloat, GLfloat, GLfloat );
 891    void (GLAPIENTRYP Vertex3fv)( const GLfloat * );
 892    void (GLAPIENTRYP Vertex4f)( GLfloat, GLfloat, GLfloat, GLfloat );
 893    void (GLAPIENTRYP Vertex4fv)( const GLfloat * );
 894    void (GLAPIENTRYP CallList)( GLuint );
 895    void (GLAPIENTRYP CallLists)( GLsizei, GLenum, const GLvoid * );
 896    void (GLAPIENTRYP Begin)( GLenum );
 897    void (GLAPIENTRYP End)( void );
 898    void (GLAPIENTRYP PrimitiveRestartNV)( void );
 899    /* GL_NV_vertex_program */
 900    void (GLAPIENTRYP VertexAttrib1fNV)( GLuint index, GLfloat x );
 901    void (GLAPIENTRYP VertexAttrib1fvNV)( GLuint index, const GLfloat *v );
 902    void (GLAPIENTRYP VertexAttrib2fNV)( GLuint index, GLfloat x, GLfloat y );
 903    void (GLAPIENTRYP VertexAttrib2fvNV)( GLuint index, const GLfloat *v );
 904    void (GLAPIENTRYP VertexAttrib3fNV)( GLuint index, GLfloat x, GLfloat y, GLfloat z );
 905    void (GLAPIENTRYP VertexAttrib3fvNV)( GLuint index, const GLfloat *v );
 906    void (GLAPIENTRYP VertexAttrib4fNV)( GLuint index, GLfloat x, GLfloat y, GLfloat z, GLfloat w );
 907    void (GLAPIENTRYP VertexAttrib4fvNV)( GLuint index, const GLfloat *v );
 908    /* GL_ARB_vertex_program */
 909    void (GLAPIENTRYP VertexAttrib1fARB)( GLuint index, GLfloat x );
 910    void (GLAPIENTRYP VertexAttrib1fvARB)( GLuint index, const GLfloat *v );
 911    void (GLAPIENTRYP VertexAttrib2fARB)( GLuint index, GLfloat x, GLfloat y );
 912    void (GLAPIENTRYP VertexAttrib2fvARB)( GLuint index, const GLfloat *v );
 913    void (GLAPIENTRYP VertexAttrib3fARB)( GLuint index, GLfloat x, GLfloat y, GLfloat z );
 914    void (GLAPIENTRYP VertexAttrib3fvARB)( GLuint index, const GLfloat *v );
 915    void (GLAPIENTRYP VertexAttrib4fARB)( GLuint index, GLfloat x, GLfloat y, GLfloat z, GLfloat w );
 916    void (GLAPIENTRYP VertexAttrib4fvARB)( GLuint index, const GLfloat *v );
 917
 918    /* GL_EXT_gpu_shader4 / GL 3.0 */
 919    void (GLAPIENTRYP VertexAttribI1i)( GLuint index, GLint x);
 920    void (GLAPIENTRYP VertexAttribI2i)( GLuint index, GLint x, GLint y);
 921    void (GLAPIENTRYP VertexAttribI3i)( GLuint index, GLint x, GLint y, GLint z);
 922    void (GLAPIENTRYP VertexAttribI4i)( GLuint index, GLint x, GLint y, GLint z, GLint w);
 923    void (GLAPIENTRYP VertexAttribI2iv)( GLuint index, const GLint *v);
 924    void (GLAPIENTRYP VertexAttribI3iv)( GLuint index, const GLint *v);
 925    void (GLAPIENTRYP VertexAttribI4iv)( GLuint index, const GLint *v);
 926
 927    void (GLAPIENTRYP VertexAttribI1ui)( GLuint index, GLuint x);
 928    void (GLAPIENTRYP VertexAttribI2ui)( GLuint index, GLuint x, GLuint y);
 929    void (GLAPIENTRYP VertexAttribI3ui)( GLuint index, GLuint x, GLuint y, GLuint z);
 930    void (GLAPIENTRYP VertexAttribI4ui)( GLuint index, GLuint x, GLuint y, GLuint z, GLuint w);
 931    void (GLAPIENTRYP VertexAttribI2uiv)( GLuint index, const GLuint *v);
 932    void (GLAPIENTRYP VertexAttribI3uiv)( GLuint index, const GLuint *v);
 933    void (GLAPIENTRYP VertexAttribI4uiv)( GLuint index, const GLuint *v);
 934
 935    /* GL_ARB_vertex_type_10_10_10_2_rev / GL3.3 */
 936    void (GLAPIENTRYP VertexP2ui)( GLenum type, GLuint value );
 937    void (GLAPIENTRYP VertexP2uiv)( GLenum type, const GLuint *value);
 938
 939    void (GLAPIENTRYP VertexP3ui)( GLenum type, GLuint value );
 940    void (GLAPIENTRYP VertexP3uiv)( GLenum type, const GLuint *value);
 941
 942    void (GLAPIENTRYP VertexP4ui)( GLenum type, GLuint value );
 943    void (GLAPIENTRYP VertexP4uiv)( GLenum type, const GLuint *value);
 944
 945    void (GLAPIENTRYP TexCoordP1ui)( GLenum type, GLuint coords );
 946    void (GLAPIENTRYP TexCoordP1uiv)( GLenum type, const GLuint *coords );
 947
 948    void (GLAPIENTRYP TexCoordP2ui)( GLenum type, GLuint coords );
 949    void (GLAPIENTRYP TexCoordP2uiv)( GLenum type, const GLuint *coords );
 950
 951    void (GLAPIENTRYP TexCoordP3ui)( GLenum type, GLuint coords );
 952    void (GLAPIENTRYP TexCoordP3uiv)( GLenum type, const GLuint *coords );
 953
 954    void (GLAPIENTRYP TexCoordP4ui)( GLenum type, GLuint coords );
 955    void (GLAPIENTRYP TexCoordP4uiv)( GLenum type, const GLuint *coords );
 956
 957    void (GLAPIENTRYP MultiTexCoordP1ui)( GLenum texture, GLenum type, GLuint coords );
 958    void (GLAPIENTRYP MultiTexCoordP1uiv)( GLenum texture, GLenum type, const GLuint *coords );
 959    void (GLAPIENTRYP MultiTexCoordP2ui)( GLenum texture, GLenum type, GLuint coords );
 960    void (GLAPIENTRYP MultiTexCoordP2uiv)( GLenum texture, GLenum type, const GLuint *coords );
 961    void (GLAPIENTRYP MultiTexCoordP3ui)( GLenum texture, GLenum type, GLuint coords );
 962    void (GLAPIENTRYP MultiTexCoordP3uiv)( GLenum texture, GLenum type, const GLuint *coords );
 963    void (GLAPIENTRYP MultiTexCoordP4ui)( GLenum texture, GLenum type, GLuint coords );
 964    void (GLAPIENTRYP MultiTexCoordP4uiv)( GLenum texture, GLenum type, const GLuint *coords );
 965
 966    void (GLAPIENTRYP NormalP3ui)( GLenum type, GLuint coords );
 967    void (GLAPIENTRYP NormalP3uiv)( GLenum type, const GLuint *coords );
 968
 969    void (GLAPIENTRYP ColorP3ui)( GLenum type, GLuint color );
 970    void (GLAPIENTRYP ColorP3uiv)( GLenum type, const GLuint *color );
 971
 972    void (GLAPIENTRYP ColorP4ui)( GLenum type, GLuint color );
 973    void (GLAPIENTRYP ColorP4uiv)( GLenum type, const GLuint *color );
 974
 975    void (GLAPIENTRYP SecondaryColorP3ui)( GLenum type, GLuint color );
 976    void (GLAPIENTRYP SecondaryColorP3uiv)( GLenum type, const GLuint *color );
 977
 978    void (GLAPIENTRYP VertexAttribP1ui)( GLuint index, GLenum type,
 979                                         GLboolean normalized, GLuint value);
 980    void (GLAPIENTRYP VertexAttribP2ui)( GLuint index, GLenum type,
 981                                         GLboolean normalized, GLuint value);
 982    void (GLAPIENTRYP VertexAttribP3ui)( GLuint index, GLenum type,
 983                                         GLboolean normalized, GLuint value);
 984    void (GLAPIENTRYP VertexAttribP4ui)( GLuint index, GLenum type,
 985                                         GLboolean normalized, GLuint value);
 986    void (GLAPIENTRYP VertexAttribP1uiv)( GLuint index, GLenum type,
 987                                         GLboolean normalized,
 988                                          const GLuint *value);
 989    void (GLAPIENTRYP VertexAttribP2uiv)( GLuint index, GLenum type,
 990                                         GLboolean normalized,
 991                                          const GLuint *value);
 992    void (GLAPIENTRYP VertexAttribP3uiv)( GLuint index, GLenum type,
 993                                         GLboolean normalized,
 994                                          const GLuint *value);
 995    void (GLAPIENTRYP VertexAttribP4uiv)( GLuint index, GLenum type,
 996                                          GLboolean normalized,
 997                                          const GLuint *value);
 998
 999    /*@}*/
1000
1001    void (GLAPIENTRYP Rectf)( GLfloat, GLfloat, GLfloat, GLfloat );
1002
1003    /**
1004     * \name Array
1005     */
1006    /*@{*/
1007    void (GLAPIENTRYP DrawArrays)( GLenum mode, GLint start, GLsizei count );
1008    void (GLAPIENTRYP DrawElements)( GLenum mode, GLsizei count, GLenum type,
1009                          const GLvoid *indices );
1010    void (GLAPIENTRYP DrawRangeElements)( GLenum mode, GLuint start,
1011                               GLuint end, GLsizei count,
1012                               GLenum type, const GLvoid *indices );
1013    void (GLAPIENTRYP MultiDrawElementsEXT)( GLenum mode, const GLsizei *count,
1014                                             GLenum type,
1015                                             const GLvoid **indices,
1016                                             GLsizei primcount);
1017    void (GLAPIENTRYP DrawElementsBaseVertex)( GLenum mode, GLsizei count,
1018                                               GLenum type,
1019                                               const GLvoid *indices,
1020                                               GLint basevertex );
1021    void (GLAPIENTRYP DrawRangeElementsBaseVertex)( GLenum mode, GLuint start,
1022                                                    GLuint end, GLsizei count,
1023                                                    GLenum type,
1024                                                    const GLvoid *indices,
1025                                                    GLint basevertex);
1026    void (GLAPIENTRYP MultiDrawElementsBaseVertex)( GLenum mode,
1027                                                    const GLsizei *count,
1028                                                    GLenum type,
1029                                                    const GLvoid * const *indices,
1030                                                    GLsizei primcount,
1031                                                    const GLint *basevertex);
1032    void (GLAPIENTRYP DrawArraysInstanced)(GLenum mode, GLint first,
1033                                           GLsizei count, GLsizei primcount);
1034    void (GLAPIENTRYP DrawArraysInstancedBaseInstance)(GLenum mode, GLint first,
1035                                                       GLsizei count, GLsizei primcount,
1036                                                       GLuint baseinstance);
1037    void (GLAPIENTRYP DrawElementsInstanced)(GLenum mode, GLsizei count,
1038                                             GLenum type, const GLvoid *indices,
1039                                             GLsizei primcount);
1040    void (GLAPIENTRYP DrawElementsInstancedBaseInstance)(GLenum mode, GLsizei count,
1041                                                         GLenum type, const GLvoid *indices,
1042                                                         GLsizei primcount, GLuint baseinstance);
1043    void (GLAPIENTRYP DrawElementsInstancedBaseVertex)(GLenum mode, GLsizei count,
1044                                             GLenum type, const GLvoid *indices,
1045                                             GLsizei primcount, GLint basevertex);
1046    void (GLAPIENTRYP DrawElementsInstancedBaseVertexBaseInstance)(GLenum mode, GLsizei count,
1047                                                                   GLenum type, const GLvoid *indices,
1048                                                                   GLsizei primcount, GLint basevertex,
1049                                                                   GLuint baseinstance);
1050    void (GLAPIENTRYP DrawTransformFeedback)(GLenum mode, GLuint name);
1051    void (GLAPIENTRYP DrawTransformFeedbackStream)(GLenum mode, GLuint name,
1052                                                   GLuint stream);
1053    void (GLAPIENTRYP DrawTransformFeedbackInstanced)(GLenum mode, GLuint name,
1054                                                      GLsizei primcount);
1055    void (GLAPIENTRYP DrawTransformFeedbackStreamInstanced)(GLenum mode,
1056                                                            GLuint name,
1057                                                            GLuint stream,
1058                                                            GLsizei primcount);
1059    /*@}*/
1060
1061    /**
1062     * \name Eval
1063     *
1064     * If you don't support eval, fallback to the default vertex format
1065     * on receiving an eval call and use the pipeline mechanism to
1066     * provide partial T&L acceleration.
1067     *
1068     * Mesa will provide a set of helper functions to do eval within
1069     * accelerated vertex formats, eventually...
1070     */
1071    /*@{*/
1072    void (GLAPIENTRYP EvalMesh1)( GLenum mode, GLint i1, GLint i2 );
1073    void (GLAPIENTRYP EvalMesh2)( GLenum mode, GLint i1, GLint i2, GLint j1, GLint j2 );
1074    /*@}*/
1075
1076 } GLvertexformat;
1077
1078
1079 #endif /* DD_INCLUDED */