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 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 texImage is the destination texture image.
 207     */
 208    void (*TexImage1D)(struct gl_context *ctx,
 209                       struct gl_texture_image *texImage,
 210                       GLint internalFormat,
 211                       GLint width, GLint border,
 212                       GLenum format, GLenum type, const GLvoid *pixels,
 213                       const struct gl_pixelstore_attrib *packing);
 214
 215    /**
 216     * Called by glTexImage2D().
 217     *
 218     * \sa dd_function_table::TexImage1D.
 219     */
 220    void (*TexImage2D)(struct gl_context *ctx,
 221                       struct gl_texture_image *texImage,
 222                       GLint internalFormat,
 223                       GLint width, GLint height, GLint border,
 224                       GLenum format, GLenum type, const GLvoid *pixels,
 225                       const struct gl_pixelstore_attrib *packing);
 226
 227    /**
 228     * Called by glTexImage3D().
 229     *
 230     * \sa dd_function_table::TexImage1D.
 231     */
 232    void (*TexImage3D)(struct gl_context *ctx,
 233                       struct gl_texture_image *texImage,
 234                       GLint internalFormat,
 235                       GLint width, GLint height, GLint depth, GLint border,
 236                       GLenum format, GLenum type, const GLvoid *pixels,
 237                       const struct gl_pixelstore_attrib *packing);
 238
 239    /**
 240     * Called by glTexSubImage1D().  Replace a subset of the target texture
 241     * with new texel data.
 242     * \sa dd_function_table::TexImage1D.
 243     */
 244    void (*TexSubImage1D)(struct gl_context *ctx,
 245                          struct gl_texture_image *texImage,
 246                          GLint xoffset, GLsizei width,
 247                          GLenum format, GLenum type,
 248                          const GLvoid *pixels,
 249                          const struct gl_pixelstore_attrib *packing);
 250
 251    /**
 252     * Called by glTexSubImage2D().
 253     *
 254     * \sa dd_function_table::TexSubImage1D.
 255     */
 256    void (*TexSubImage2D)(struct gl_context *ctx,
 257                          struct gl_texture_image *texImage,
 258                          GLint xoffset, GLint yoffset,
 259                          GLsizei width, GLsizei height,
 260                          GLenum format, GLenum type,
 261                          const GLvoid *pixels,
 262                          const struct gl_pixelstore_attrib *packing);
 263
 264    /**
 265     * Called by glTexSubImage3D().
 266     *
 267     * \sa dd_function_table::TexSubImage1D.
 268     */
 269    void (*TexSubImage3D)(struct gl_context *ctx,
 270                          struct gl_texture_image *texImage,
 271                          GLint xoffset, GLint yoffset, GLint zoffset,
 272                          GLsizei width, GLsizei height, GLint depth,
 273                          GLenum format, GLenum type,
 274                          const GLvoid *pixels,
 275                          const struct gl_pixelstore_attrib *packing);
 276
 277
 278    /**
 279     * Called by glGetTexImage().
 280     */
 281    void (*GetTexImage)( struct gl_context *ctx,
 282                         GLenum format, GLenum type, GLvoid *pixels,
 283                         struct gl_texture_image *texImage );
 284
 285    /**
 286     * Called by glCopyTexSubImage1D() and glCopyTexImage1D().
 287     */
 288    void (*CopyTexSubImage1D)(struct gl_context *ctx,
 289                              struct gl_texture_image *texImage,
 290                              GLint xoffset,
 291                              struct gl_renderbuffer *rb,
 292                              GLint x, GLint y, GLsizei width);
 293
 294    /**
 295     * Called by glCopyTexSubImage2D() and glCopyTexImage2D().
 296     */
 297    void (*CopyTexSubImage2D)(struct gl_context *ctx,
 298                              struct gl_texture_image *texImage,
 299                              GLint xoffset, GLint yoffset,
 300                              struct gl_renderbuffer *rb,
 301                              GLint x, GLint y,
 302                              GLsizei width, GLsizei height);
 303
 304    /**
 305     * Called by glCopyTexSubImage3D() and glCopyTexImage3D().
 306     */
 307    void (*CopyTexSubImage3D)(struct gl_context *ctx,
 308                              struct gl_texture_image *texImage,
 309                              GLint xoffset, GLint yoffset, GLint zoffset,
 310                              struct gl_renderbuffer *rb,
 311                              GLint x, GLint y,
 312                              GLsizei width, GLsizei height);
 313
 314    /**
 315     * Called by glGenerateMipmap() or when GL_GENERATE_MIPMAP_SGIS is enabled.
 316     */
 317    void (*GenerateMipmap)(struct gl_context *ctx, GLenum target,
 318                           struct gl_texture_object *texObj);
 319
 320    /**
 321     * Called by glTexImage[123]D when user specifies a proxy texture
 322     * target.
 323     *
 324     * \return GL_TRUE if the proxy test passes, or GL_FALSE if the test fails.
 325     */
 326    GLboolean (*TestProxyTexImage)(struct gl_context *ctx, GLenum target,
 327                                   GLint level, GLint internalFormat,
 328                                   GLenum format, GLenum type,
 329                                   GLint width, GLint height,
 330                                   GLint depth, GLint border);
 331    /*@}*/
 332
 333
 334    /**
 335     * \name Compressed texture functions
 336     */
 337    /*@{*/
 338
 339    /**
 340     * Called by glCompressedTexImage1D().
 341     * The parameters are the same as for glCompressedTexImage1D(), plus a
 342     * pointer to the destination texure image.
 343     */
 344    void (*CompressedTexImage1D)(struct gl_context *ctx,
 345                                 struct gl_texture_image *texImage,
 346                                 GLint internalFormat,
 347                                 GLsizei width, GLint border,
 348                                 GLsizei imageSize, const GLvoid *data);
 349    /**
 350     * Called by glCompressedTexImage2D().
 351     *
 352     * \sa dd_function_table::CompressedTexImage1D.
 353     */
 354    void (*CompressedTexImage2D)(struct gl_context *ctx,
 355                                 struct gl_texture_image *texImage,
 356                                 GLint internalFormat,
 357                                 GLsizei width, GLsizei height, GLint border,
 358                                 GLsizei imageSize, const GLvoid *data);
 359
 360    /**
 361     * Called by glCompressedTexImage3D().
 362     *
 363     * \sa dd_function_table::CompressedTexImage3D.
 364     */
 365    void (*CompressedTexImage3D)(struct gl_context *ctx,
 366                                 struct gl_texture_image *texImage,
 367                                 GLint internalFormat,
 368                                 GLsizei width, GLsizei height, GLsizei depth,
 369                                 GLint border,
 370                                 GLsizei imageSize, const GLvoid *data);
 371
 372    /**
 373     * Called by glCompressedTexSubImage1D().
 374     */
 375    void (*CompressedTexSubImage1D)(struct gl_context *ctx,
 376                                    struct gl_texture_image *texImage,
 377                                    GLint xoffset, GLsizei width,
 378                                    GLenum format,
 379                                    GLsizei imageSize, const GLvoid *data);
 380
 381    /**
 382     * Called by glCompressedTexSubImage2D().
 383     */
 384    void (*CompressedTexSubImage2D)(struct gl_context *ctx,
 385                                    struct gl_texture_image *texImage,
 386                                    GLint xoffset, GLint yoffset,
 387                                    GLsizei width, GLint height,
 388                                    GLenum format,
 389                                    GLsizei imageSize, const GLvoid *data);
 390
 391    /**
 392     * Called by glCompressedTexSubImage3D().
 393     */
 394    void (*CompressedTexSubImage3D)(struct gl_context *ctx,
 395                                    struct gl_texture_image *texImage,
 396                                    GLint xoffset, GLint yoffset, GLint zoffset,
 397                                    GLsizei width, GLint height, GLint depth,
 398                                    GLenum format,
 399                                    GLsizei imageSize, const GLvoid *data);
 400
 401
 402    /**
 403     * Called by glGetCompressedTexImage.
 404     */
 405    void (*GetCompressedTexImage)(struct gl_context *ctx,
 406                                  struct gl_texture_image *texImage,
 407                                  GLvoid *data);
 408
 409    /*@}*/
 410
 411    /**
 412     * \name Texture object functions
 413     */
 414    /*@{*/
 415
 416    /**
 417     * Called by glBindTexture().
 418     */
 419    void (*BindTexture)( struct gl_context *ctx, GLenum target,
 420                         struct gl_texture_object *tObj );
 421
 422    /**
 423     * Called to allocate a new texture object.
 424     * A new gl_texture_object should be returned.  The driver should
 425     * attach to it any device-specific info it needs.
 426     */
 427    struct gl_texture_object * (*NewTextureObject)( struct gl_context *ctx, GLuint name,
 428                                                    GLenum target );
 429    /**
 430     * Called when a texture object is about to be deallocated.
 431     *
 432     * Driver should delete the gl_texture_object object and anything
 433     * hanging off of it.
 434     */
 435    void (*DeleteTexture)( struct gl_context *ctx, struct gl_texture_object *tObj );
 436
 437    /**
 438     * Called to allocate a new texture image object.
 439     */
 440    struct gl_texture_image * (*NewTextureImage)( struct gl_context *ctx );
 441
 442    /** Called to free a texture image object returned by NewTextureImage() */
 443    void (*DeleteTextureImage)(struct gl_context *ctx,
 444                               struct gl_texture_image *);
 445
 446    /** Called to allocate memory for a single texture image */
 447    GLboolean (*AllocTextureImageBuffer)(struct gl_context *ctx,
 448                                         struct gl_texture_image *texImage,
 449                                         gl_format format, GLsizei width,
 450                                         GLsizei height, GLsizei depth);
 451
 452    /**
 453     * Called to free tImage->Data.
 454     */
 455    void (*FreeTextureImageBuffer)( struct gl_context *ctx, struct gl_texture_image *tImage );
 456
 457    /** Map a slice of a texture image into user space.
 458     * Note: for GL_TEXTURE_1D_ARRAY, height must be 1, y must be 0 and slice
 459     * indicates the 1D array index.
 460     * \param texImage  the texture image
 461     * \param slice  the 3D image slice or array texture slice
 462     * \param x, y, w, h  region of interest
 463     * \param mode  bitmask of GL_MAP_READ_BIT, GL_MAP_WRITE_BIT
 464     * \param mapOut  returns start of mapping of region of interest
 465     * \param rowStrideOut  returns row stride (in bytes)
 466     */
 467    void (*MapTextureImage)(struct gl_context *ctx,
 468                            struct gl_texture_image *texImage,
 469                            GLuint slice,
 470                            GLuint x, GLuint y, GLuint w, GLuint h,
 471                            GLbitfield mode,
 472                            GLubyte **mapOut, GLint *rowStrideOut);
 473
 474    void (*UnmapTextureImage)(struct gl_context *ctx,
 475                              struct gl_texture_image *texImage,
 476                              GLuint slice);
 477
 478    /** Map texture image data into user space */
 479    void (*MapTexture)( struct gl_context *ctx, struct gl_texture_object *tObj );
 480    /** Unmap texture images from user space */
 481    void (*UnmapTexture)( struct gl_context *ctx, struct gl_texture_object *tObj );
 482
 483    /** For GL_ARB_texture_storage.  Allocate memory for whole mipmap stack.
 484     * All the gl_texture_images in the texture object will have their
 485     * dimensions, format, etc. initialized already.
 486     */
 487    GLboolean (*AllocTextureStorage)(struct gl_context *ctx,
 488                                     struct gl_texture_object *texObj,
 489                                     GLsizei levels, GLsizei width,
 490                                     GLsizei height, GLsizei depth);
 491
 492    void (*MapRenderbuffer)(struct gl_context *ctx,
 493                            struct gl_renderbuffer *rb,
 494                            GLuint x, GLuint y, GLuint w, GLuint h,
 495                            GLbitfield mode,
 496                            GLubyte **mapOut, GLint *rowStrideOut);
 497
 498    void (*UnmapRenderbuffer)(struct gl_context *ctx,
 499                              struct gl_renderbuffer *rb);
 500
 501    /*@}*/
 502
 503
 504    /**
 505     * \name Vertex/fragment program functions
 506     */
 507    /*@{*/
 508    /** Bind a vertex/fragment program */
 509    void (*BindProgram)(struct gl_context *ctx, GLenum target, struct gl_program *prog);
 510    /** Allocate a new program */
 511    struct gl_program * (*NewProgram)(struct gl_context *ctx, GLenum target, GLuint id);
 512    /** Delete a program */
 513    void (*DeleteProgram)(struct gl_context *ctx, struct gl_program *prog);
 514    /**
 515     * Notify driver that a program string (and GPU code) has been specified
 516     * or modified.  Return GL_TRUE or GL_FALSE to indicate if the program is
 517     * supported by the driver.
 518     */
 519    GLboolean (*ProgramStringNotify)(struct gl_context *ctx, GLenum target,
 520                                     struct gl_program *prog);
 521
 522    /** Query if program can be loaded onto hardware */
 523    GLboolean (*IsProgramNative)(struct gl_context *ctx, GLenum target,
 524                                 struct gl_program *prog);
 525
 526    /*@}*/
 527
 528    /**
 529     * \name GLSL shader/program functions.
 530     */
 531    /*@{*/
 532    /**
 533     * Called when a shader program is linked.
 534     *
 535     * This gives drivers an opportunity to clone the IR and make their
 536     * own transformations on it for the purposes of code generation.
 537     */
 538    GLboolean (*LinkShader)(struct gl_context *ctx, struct gl_shader_program *shader);
 539    /*@}*/
 540
 541    /**
 542     * \name State-changing functions.
 543     *
 544     * \note drawing functions are above.
 545     *
 546     * These functions are called by their corresponding OpenGL API functions.
 547     * They are \e also called by the gl_PopAttrib() function!!!
 548     * May add more functions like these to the device driver in the future.
 549     */
 550    /*@{*/
 551    /** Specify the alpha test function */
 552    void (*AlphaFunc)(struct gl_context *ctx, GLenum func, GLfloat ref);
 553    /** Set the blend color */
 554    void (*BlendColor)(struct gl_context *ctx, const GLfloat color[4]);
 555    /** Set the blend equation */
 556    void (*BlendEquationSeparate)(struct gl_context *ctx, GLenum modeRGB, GLenum modeA);
 557    void (*BlendEquationSeparatei)(struct gl_context *ctx, GLuint buffer,
 558                                   GLenum modeRGB, GLenum modeA);
 559    /** Specify pixel arithmetic */
 560    void (*BlendFuncSeparate)(struct gl_context *ctx,
 561                              GLenum sfactorRGB, GLenum dfactorRGB,
 562                              GLenum sfactorA, GLenum dfactorA);
 563    void (*BlendFuncSeparatei)(struct gl_context *ctx, GLuint buffer,
 564                               GLenum sfactorRGB, GLenum dfactorRGB,
 565                               GLenum sfactorA, GLenum dfactorA);
 566    /** Specify clear values for the color buffers */
 567    void (*ClearColor)(struct gl_context *ctx,
 568                       const union gl_color_union color);
 569    /** Specify the clear value for the depth buffer */
 570    void (*ClearDepth)(struct gl_context *ctx, GLclampd d);
 571    /** Specify the clear value for the stencil buffer */
 572    void (*ClearStencil)(struct gl_context *ctx, GLint s);
 573    /** Specify a plane against which all geometry is clipped */
 574    void (*ClipPlane)(struct gl_context *ctx, GLenum plane, const GLfloat *equation );
 575    /** Enable and disable writing of frame buffer color components */
 576    void (*ColorMask)(struct gl_context *ctx, GLboolean rmask, GLboolean gmask,
 577                      GLboolean bmask, GLboolean amask );
 578    void (*ColorMaskIndexed)(struct gl_context *ctx, GLuint buf, GLboolean rmask,
 579                             GLboolean gmask, GLboolean bmask, GLboolean amask);
 580    /** Cause a material color to track the current color */
 581    void (*ColorMaterial)(struct gl_context *ctx, GLenum face, GLenum mode);
 582    /** Specify whether front- or back-facing facets can be culled */
 583    void (*CullFace)(struct gl_context *ctx, GLenum mode);
 584    /** Define front- and back-facing polygons */
 585    void (*FrontFace)(struct gl_context *ctx, GLenum mode);
 586    /** Specify the value used for depth buffer comparisons */
 587    void (*DepthFunc)(struct gl_context *ctx, GLenum func);
 588    /** Enable or disable writing into the depth buffer */
 589    void (*DepthMask)(struct gl_context *ctx, GLboolean flag);
 590    /** Specify mapping of depth values from NDC to window coordinates */
 591    void (*DepthRange)(struct gl_context *ctx, GLclampd nearval, GLclampd farval);
 592    /** Specify the current buffer for writing */
 593    void (*DrawBuffer)( struct gl_context *ctx, GLenum buffer );
 594    /** Specify the buffers for writing for fragment programs*/
 595    void (*DrawBuffers)( struct gl_context *ctx, GLsizei n, const GLenum *buffers );
 596    /** Enable or disable server-side gl capabilities */
 597    void (*Enable)(struct gl_context *ctx, GLenum cap, GLboolean state);
 598    /** Specify fog parameters */
 599    void (*Fogfv)(struct gl_context *ctx, GLenum pname, const GLfloat *params);
 600    /** Specify implementation-specific hints */
 601    void (*Hint)(struct gl_context *ctx, GLenum target, GLenum mode);
 602    /** Set light source parameters.
 603     * Note: for GL_POSITION and GL_SPOT_DIRECTION, params will have already
 604     * been transformed to eye-space.
 605     */
 606    void (*Lightfv)(struct gl_context *ctx, GLenum light,
 607                    GLenum pname, const GLfloat *params );
 608    /** Set the lighting model parameters */
 609    void (*LightModelfv)(struct gl_context *ctx, GLenum pname, const GLfloat *params);
 610    /** Specify the line stipple pattern */
 611    void (*LineStipple)(struct gl_context *ctx, GLint factor, GLushort pattern );
 612    /** Specify the width of rasterized lines */
 613    void (*LineWidth)(struct gl_context *ctx, GLfloat width);
 614    /** Specify a logical pixel operation for color index rendering */
 615    void (*LogicOpcode)(struct gl_context *ctx, GLenum opcode);
 616    void (*PointParameterfv)(struct gl_context *ctx, GLenum pname,
 617                             const GLfloat *params);
 618    /** Specify the diameter of rasterized points */
 619    void (*PointSize)(struct gl_context *ctx, GLfloat size);
 620    /** Select a polygon rasterization mode */
 621    void (*PolygonMode)(struct gl_context *ctx, GLenum face, GLenum mode);
 622    /** Set the scale and units used to calculate depth values */
 623    void (*PolygonOffset)(struct gl_context *ctx, GLfloat factor, GLfloat units);
 624    /** Set the polygon stippling pattern */
 625    void (*PolygonStipple)(struct gl_context *ctx, const GLubyte *mask );
 626    /* Specifies the current buffer for reading */
 627    void (*ReadBuffer)( struct gl_context *ctx, GLenum buffer );
 628    /** Set rasterization mode */
 629    void (*RenderMode)(struct gl_context *ctx, GLenum mode );
 630    /** Define the scissor box */
 631    void (*Scissor)(struct gl_context *ctx, GLint x, GLint y, GLsizei w, GLsizei h);
 632    /** Select flat or smooth shading */
 633    void (*ShadeModel)(struct gl_context *ctx, GLenum mode);
 634    /** OpenGL 2.0 two-sided StencilFunc */
 635    void (*StencilFuncSeparate)(struct gl_context *ctx, GLenum face, GLenum func,
 636                                GLint ref, GLuint mask);
 637    /** OpenGL 2.0 two-sided StencilMask */
 638    void (*StencilMaskSeparate)(struct gl_context *ctx, GLenum face, GLuint mask);
 639    /** OpenGL 2.0 two-sided StencilOp */
 640    void (*StencilOpSeparate)(struct gl_context *ctx, GLenum face, GLenum fail,
 641                              GLenum zfail, GLenum zpass);
 642    /** Control the generation of texture coordinates */
 643    void (*TexGen)(struct gl_context *ctx, GLenum coord, GLenum pname,
 644                   const GLfloat *params);
 645    /** Set texture environment parameters */
 646    void (*TexEnv)(struct gl_context *ctx, GLenum target, GLenum pname,
 647                   const GLfloat *param);
 648    /** Set texture parameters */
 649    void (*TexParameter)(struct gl_context *ctx, GLenum target,
 650                         struct gl_texture_object *texObj,
 651                         GLenum pname, const GLfloat *params);
 652    /** Set the viewport */
 653    void (*Viewport)(struct gl_context *ctx, GLint x, GLint y, GLsizei w, GLsizei h);
 654    /*@}*/
 655
 656
 657    /**
 658     * \name Vertex/pixel buffer object functions
 659     */
 660    /*@{*/
 661    void (*BindBuffer)( struct gl_context *ctx, GLenum target,
 662                        struct gl_buffer_object *obj );
 663
 664    struct gl_buffer_object * (*NewBufferObject)( struct gl_context *ctx, GLuint buffer,
 665                                                  GLenum target );
 666
 667    void (*DeleteBuffer)( struct gl_context *ctx, struct gl_buffer_object *obj );
 668
 669    GLboolean (*BufferData)( struct gl_context *ctx, GLenum target, GLsizeiptrARB size,
 670                             const GLvoid *data, GLenum usage,
 671                             struct gl_buffer_object *obj );
 672
 673    void (*BufferSubData)( struct gl_context *ctx, GLintptrARB offset,
 674                           GLsizeiptrARB size, const GLvoid *data,
 675                           struct gl_buffer_object *obj );
 676
 677    void (*GetBufferSubData)( struct gl_context *ctx,
 678                              GLintptrARB offset, GLsizeiptrARB size,
 679                              GLvoid *data, struct gl_buffer_object *obj );
 680
 681    void (*CopyBufferSubData)( struct gl_context *ctx,
 682                               struct gl_buffer_object *src,
 683                               struct gl_buffer_object *dst,
 684                               GLintptr readOffset, GLintptr writeOffset,
 685                               GLsizeiptr size );
 686
 687    /* May return NULL if MESA_MAP_NOWAIT_BIT is set in access:
 688     */
 689    void * (*MapBufferRange)( struct gl_context *ctx, GLintptr offset,
 690                              GLsizeiptr length, GLbitfield access,
 691                              struct gl_buffer_object *obj);
 692
 693    void (*FlushMappedBufferRange)(struct gl_context *ctx,
 694                                   GLintptr offset, GLsizeiptr length,
 695                                   struct gl_buffer_object *obj);
 696
 697    GLboolean (*UnmapBuffer)( struct gl_context *ctx,
 698                              struct gl_buffer_object *obj );
 699    /*@}*/
 700
 701    /**
 702     * \name Functions for GL_APPLE_object_purgeable
 703     */
 704    /*@{*/
 705    /* variations on ObjectPurgeable */
 706    GLenum (*BufferObjectPurgeable)( struct gl_context *ctx, struct gl_buffer_object *obj, GLenum option );
 707    GLenum (*RenderObjectPurgeable)( struct gl_context *ctx, struct gl_renderbuffer *obj, GLenum option );
 708    GLenum (*TextureObjectPurgeable)( struct gl_context *ctx, struct gl_texture_object *obj, GLenum option );
 709
 710    /* variations on ObjectUnpurgeable */
 711    GLenum (*BufferObjectUnpurgeable)( struct gl_context *ctx, struct gl_buffer_object *obj, GLenum option );
 712    GLenum (*RenderObjectUnpurgeable)( struct gl_context *ctx, struct gl_renderbuffer *obj, GLenum option );
 713    GLenum (*TextureObjectUnpurgeable)( struct gl_context *ctx, struct gl_texture_object *obj, GLenum option );
 714    /*@}*/
 715
 716    /**
 717     * \name Functions for GL_EXT_framebuffer_{object,blit}.
 718     */
 719    /*@{*/
 720    struct gl_framebuffer * (*NewFramebuffer)(struct gl_context *ctx, GLuint name);
 721    struct gl_renderbuffer * (*NewRenderbuffer)(struct gl_context *ctx, GLuint name);
 722    void (*BindFramebuffer)(struct gl_context *ctx, GLenum target,
 723                            struct gl_framebuffer *drawFb,
 724                            struct gl_framebuffer *readFb);
 725    void (*FramebufferRenderbuffer)(struct gl_context *ctx,
 726                                    struct gl_framebuffer *fb,
 727                                    GLenum attachment,
 728                                    struct gl_renderbuffer *rb);
 729    void (*RenderTexture)(struct gl_context *ctx,
 730                          struct gl_framebuffer *fb,
 731                          struct gl_renderbuffer_attachment *att);
 732    void (*FinishRenderTexture)(struct gl_context *ctx,
 733                                struct gl_renderbuffer_attachment *att);
 734    void (*ValidateFramebuffer)(struct gl_context *ctx,
 735                                struct gl_framebuffer *fb);
 736    /*@}*/
 737    void (*BlitFramebuffer)(struct gl_context *ctx,
 738                            GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
 739                            GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1,
 740                            GLbitfield mask, GLenum filter);
 741
 742    /**
 743     * \name Query objects
 744     */
 745    /*@{*/
 746    struct gl_query_object * (*NewQueryObject)(struct gl_context *ctx, GLuint id);
 747    void (*DeleteQuery)(struct gl_context *ctx, struct gl_query_object *q);
 748    void (*BeginQuery)(struct gl_context *ctx, struct gl_query_object *q);
 749    void (*EndQuery)(struct gl_context *ctx, struct gl_query_object *q);
 750    void (*CheckQuery)(struct gl_context *ctx, struct gl_query_object *q);
 751    void (*WaitQuery)(struct gl_context *ctx, struct gl_query_object *q);
 752    /*@}*/
 753
 754
 755    /**
 756     * \name Vertex Array objects
 757     */
 758    /*@{*/
 759    struct gl_array_object * (*NewArrayObject)(struct gl_context *ctx, GLuint id);
 760    void (*DeleteArrayObject)(struct gl_context *ctx, struct gl_array_object *obj);
 761    void (*BindArrayObject)(struct gl_context *ctx, struct gl_array_object *obj);
 762    /*@}*/
 763
 764    /**
 765     * \name GLSL-related functions (ARB extensions and OpenGL 2.x)
 766     */
 767    /*@{*/
 768    struct gl_shader *(*NewShader)(struct gl_context *ctx, GLuint name, GLenum type);
 769    void (*DeleteShader)(struct gl_context *ctx, struct gl_shader *shader);
 770    struct gl_shader_program *(*NewShaderProgram)(struct gl_context *ctx, GLuint name);
 771    void (*DeleteShaderProgram)(struct gl_context *ctx,
 772                                struct gl_shader_program *shProg);
 773    void (*UseProgram)(struct gl_context *ctx, struct gl_shader_program *shProg);
 774    /*@}*/
 775
 776
 777    /**
 778     * \name Support for multiple T&L engines
 779     */
 780    /*@{*/
 781
 782    /**
 783     * Set by the driver-supplied T&L engine.
 784     *
 785     * Set to PRIM_OUTSIDE_BEGIN_END when outside glBegin()/glEnd().
 786     */
 787    GLuint CurrentExecPrimitive;
 788
 789    /**
 790     * Current state of an in-progress compilation.
 791     *
 792     * May take on any of the additional values PRIM_OUTSIDE_BEGIN_END,
 793     * PRIM_INSIDE_UNKNOWN_PRIM or PRIM_UNKNOWN defined above.
 794     */
 795    GLuint CurrentSavePrimitive;
 796
 797
 798 #define FLUSH_STORED_VERTICES 0x1
 799 #define FLUSH_UPDATE_CURRENT  0x2
 800    /**
 801     * Set by the driver-supplied T&L engine whenever vertices are buffered
 802     * between glBegin()/glEnd() objects or __struct gl_contextRec::Current is not
 803     * updated.
 804     *
 805     * The dd_function_table::FlushVertices call below may be used to resolve
 806     * these conditions.
 807     */
 808    GLuint NeedFlush;
 809    GLuint SaveNeedFlush;
 810
 811
 812    /* Called prior to any of the GLvertexformat functions being
 813     * called.  Paired with Driver.FlushVertices().
 814     */
 815    void (*BeginVertices)( struct gl_context *ctx );
 816
 817    /**
 818     * If inside glBegin()/glEnd(), it should ASSERT(0).  Otherwise, if
 819     * FLUSH_STORED_VERTICES bit in \p flags is set flushes any buffered
 820     * vertices, if FLUSH_UPDATE_CURRENT bit is set updates
 821     * __struct gl_contextRec::Current and gl_light_attrib::Material
 822     *
 823     * Note that the default T&L engine never clears the
 824     * FLUSH_UPDATE_CURRENT bit, even after performing the update.
 825     */
 826    void (*FlushVertices)( struct gl_context *ctx, GLuint flags );
 827    void (*SaveFlushVertices)( struct gl_context *ctx );
 828
 829    /**
 830     * \brief Hook for drivers to prepare for a glBegin/glEnd block
 831     *
 832     * This hook is called in vbo_exec_Begin() before any action, including
 833     * state updates, occurs.
 834     */
 835    void (*PrepareExecBegin)( struct gl_context *ctx );
 836
 837    /**
 838     * Give the driver the opportunity to hook in its own vtxfmt for
 839     * compiling optimized display lists.  This is called on each valid
 840     * glBegin() during list compilation.
 841     */
 842    GLboolean (*NotifySaveBegin)( struct gl_context *ctx, GLenum mode );
 843
 844    /**
 845     * Notify driver that the special derived value _NeedEyeCoords has
 846     * changed.
 847     */
 848    void (*LightingSpaceChange)( struct gl_context *ctx );
 849
 850    /**
 851     * Called by glNewList().
 852     *
 853     * Let the T&L component know what is going on with display lists
 854     * in time to make changes to dispatch tables, etc.
 855     */
 856    void (*NewList)( struct gl_context *ctx, GLuint list, GLenum mode );
 857    /**
 858     * Called by glEndList().
 859     *
 860     * \sa dd_function_table::NewList.
 861     */
 862    void (*EndList)( struct gl_context *ctx );
 863
 864    /**
 865     * Called by glCallList(s).
 866     *
 867     * Notify the T&L component before and after calling a display list.
 868     */
 869    void (*BeginCallList)( struct gl_context *ctx,
 870                           struct gl_display_list *dlist );
 871    /**
 872     * Called by glEndCallList().
 873     *
 874     * \sa dd_function_table::BeginCallList.
 875     */
 876    void (*EndCallList)( struct gl_context *ctx );
 877
 878    /**@}*/
 879
 880    /**
 881     * \name GL_ARB_sync interfaces
 882     */
 883    /*@{*/
 884    struct gl_sync_object * (*NewSyncObject)(struct gl_context *, GLenum);
 885    void (*FenceSync)(struct gl_context *, struct gl_sync_object *, GLenum, GLbitfield);
 886    void (*DeleteSyncObject)(struct gl_context *, struct gl_sync_object *);
 887    void (*CheckSync)(struct gl_context *, struct gl_sync_object *);
 888    void (*ClientWaitSync)(struct gl_context *, struct gl_sync_object *,
 889                           GLbitfield, GLuint64);
 890    void (*ServerWaitSync)(struct gl_context *, struct gl_sync_object *,
 891                           GLbitfield, GLuint64);
 892    /*@}*/
 893
 894    /** GL_NV_conditional_render */
 895    void (*BeginConditionalRender)(struct gl_context *ctx, struct gl_query_object *q,
 896                                   GLenum mode);
 897    void (*EndConditionalRender)(struct gl_context *ctx, struct gl_query_object *q);
 898
 899    /**
 900     * \name GL_OES_draw_texture interface
 901     */
 902    /*@{*/
 903    void (*DrawTex)(struct gl_context *ctx, GLfloat x, GLfloat y, GLfloat z,
 904                    GLfloat width, GLfloat height);
 905    /*@}*/
 906
 907    /**
 908     * \name GL_OES_EGL_image interface
 909     */
 910    void (*EGLImageTargetTexture2D)(struct gl_context *ctx, GLenum target,
 911                                    struct gl_texture_object *texObj,
 912                                    struct gl_texture_image *texImage,
 913                                    GLeglImageOES image_handle);
 914    void (*EGLImageTargetRenderbufferStorage)(struct gl_context *ctx,
 915                                              struct gl_renderbuffer *rb,
 916                                              void *image_handle);
 917
 918    /**
 919     * \name GL_EXT_transform_feedback interface
 920     */
 921    struct gl_transform_feedback_object *
 922         (*NewTransformFeedback)(struct gl_context *ctx, GLuint name);
 923    void (*DeleteTransformFeedback)(struct gl_context *ctx,
 924                                    struct gl_transform_feedback_object *obj);
 925    void (*BeginTransformFeedback)(struct gl_context *ctx, GLenum mode,
 926                                   struct gl_transform_feedback_object *obj);
 927    void (*EndTransformFeedback)(struct gl_context *ctx,
 928                                 struct gl_transform_feedback_object *obj);
 929    void (*PauseTransformFeedback)(struct gl_context *ctx,
 930                                   struct gl_transform_feedback_object *obj);
 931    void (*ResumeTransformFeedback)(struct gl_context *ctx,
 932                                    struct gl_transform_feedback_object *obj);
 933
 934    /**
 935     * \name GL_NV_texture_barrier interface
 936     */
 937    void (*TextureBarrier)(struct gl_context *ctx);
 938
 939    /**
 940     * \name GL_ARB_sampler_objects
 941     */
 942    struct gl_sampler_object * (*NewSamplerObject)(struct gl_context *ctx,
 943                                                   GLuint name);
 944    void (*DeleteSamplerObject)(struct gl_context *ctx,
 945                                struct gl_sampler_object *samp);
 946 };
 947
 948
 949 /**
 950  * Transform/Clip/Lighting interface
 951  *
 952  * Drivers present a reduced set of the functions possible in
 953  * glBegin()/glEnd() objects.  Core mesa provides translation stubs for the
 954  * remaining functions to map down to these entry points.
 955  *
 956  * These are the initial values to be installed into dispatch by
 957  * mesa.  If the T&L driver wants to modify the dispatch table
 958  * while installed, it must do so itself.  It would be possible for
 959  * the vertexformat to install its own initial values for these
 960  * functions, but this way there is an obvious list of what is
 961  * expected of the driver.
 962  *
 963  * If the driver wants to hook in entry points other than those
 964  * listed, it must restore them to their original values in
 965  * the disable() callback, below.
 966  */
 967 typedef struct {
 968    /**
 969     * \name Vertex
 970     */
 971    /*@{*/
 972    void (GLAPIENTRYP ArrayElement)( GLint );
 973    void (GLAPIENTRYP Color3f)( GLfloat, GLfloat, GLfloat );
 974    void (GLAPIENTRYP Color3fv)( const GLfloat * );
 975    void (GLAPIENTRYP Color4f)( GLfloat, GLfloat, GLfloat, GLfloat );
 976    void (GLAPIENTRYP Color4fv)( const GLfloat * );
 977    void (GLAPIENTRYP EdgeFlag)( GLboolean );
 978    void (GLAPIENTRYP EvalCoord1f)( GLfloat );
 979    void (GLAPIENTRYP EvalCoord1fv)( const GLfloat * );
 980    void (GLAPIENTRYP EvalCoord2f)( GLfloat, GLfloat );
 981    void (GLAPIENTRYP EvalCoord2fv)( const GLfloat * );
 982    void (GLAPIENTRYP EvalPoint1)( GLint );
 983    void (GLAPIENTRYP EvalPoint2)( GLint, GLint );
 984    void (GLAPIENTRYP FogCoordfEXT)( GLfloat );
 985    void (GLAPIENTRYP FogCoordfvEXT)( const GLfloat * );
 986    void (GLAPIENTRYP Indexf)( GLfloat );
 987    void (GLAPIENTRYP Indexfv)( const GLfloat * );
 988    void (GLAPIENTRYP Materialfv)( GLenum face, GLenum pname, const GLfloat * );
 989    void (GLAPIENTRYP MultiTexCoord1fARB)( GLenum, GLfloat );
 990    void (GLAPIENTRYP MultiTexCoord1fvARB)( GLenum, const GLfloat * );
 991    void (GLAPIENTRYP MultiTexCoord2fARB)( GLenum, GLfloat, GLfloat );
 992    void (GLAPIENTRYP MultiTexCoord2fvARB)( GLenum, const GLfloat * );
 993    void (GLAPIENTRYP MultiTexCoord3fARB)( GLenum, GLfloat, GLfloat, GLfloat );
 994    void (GLAPIENTRYP MultiTexCoord3fvARB)( GLenum, const GLfloat * );
 995    void (GLAPIENTRYP MultiTexCoord4fARB)( GLenum, GLfloat, GLfloat, GLfloat, GLfloat );
 996    void (GLAPIENTRYP MultiTexCoord4fvARB)( GLenum, const GLfloat * );
 997    void (GLAPIENTRYP Normal3f)( GLfloat, GLfloat, GLfloat );
 998    void (GLAPIENTRYP Normal3fv)( const GLfloat * );
 999    void (GLAPIENTRYP SecondaryColor3fEXT)( GLfloat, GLfloat, GLfloat );
1000    void (GLAPIENTRYP SecondaryColor3fvEXT)( const GLfloat * );
1001    void (GLAPIENTRYP TexCoord1f)( GLfloat );
1002    void (GLAPIENTRYP TexCoord1fv)( const GLfloat * );
1003    void (GLAPIENTRYP TexCoord2f)( GLfloat, GLfloat );
1004    void (GLAPIENTRYP TexCoord2fv)( const GLfloat * );
1005    void (GLAPIENTRYP TexCoord3f)( GLfloat, GLfloat, GLfloat );
1006    void (GLAPIENTRYP TexCoord3fv)( const GLfloat * );
1007    void (GLAPIENTRYP TexCoord4f)( GLfloat, GLfloat, GLfloat, GLfloat );
1008    void (GLAPIENTRYP TexCoord4fv)( const GLfloat * );
1009    void (GLAPIENTRYP Vertex2f)( GLfloat, GLfloat );
1010    void (GLAPIENTRYP Vertex2fv)( const GLfloat * );
1011    void (GLAPIENTRYP Vertex3f)( GLfloat, GLfloat, GLfloat );
1012    void (GLAPIENTRYP Vertex3fv)( const GLfloat * );
1013    void (GLAPIENTRYP Vertex4f)( GLfloat, GLfloat, GLfloat, GLfloat );
1014    void (GLAPIENTRYP Vertex4fv)( const GLfloat * );
1015    void (GLAPIENTRYP CallList)( GLuint );
1016    void (GLAPIENTRYP CallLists)( GLsizei, GLenum, const GLvoid * );
1017    void (GLAPIENTRYP Begin)( GLenum );
1018    void (GLAPIENTRYP End)( void );
1019    void (GLAPIENTRYP PrimitiveRestartNV)( void );
1020    /* GL_NV_vertex_program */
1021    void (GLAPIENTRYP VertexAttrib1fNV)( GLuint index, GLfloat x );
1022    void (GLAPIENTRYP VertexAttrib1fvNV)( GLuint index, const GLfloat *v );
1023    void (GLAPIENTRYP VertexAttrib2fNV)( GLuint index, GLfloat x, GLfloat y );
1024    void (GLAPIENTRYP VertexAttrib2fvNV)( GLuint index, const GLfloat *v );
1025    void (GLAPIENTRYP VertexAttrib3fNV)( GLuint index, GLfloat x, GLfloat y, GLfloat z );
1026    void (GLAPIENTRYP VertexAttrib3fvNV)( GLuint index, const GLfloat *v );
1027    void (GLAPIENTRYP VertexAttrib4fNV)( GLuint index, GLfloat x, GLfloat y, GLfloat z, GLfloat w );
1028    void (GLAPIENTRYP VertexAttrib4fvNV)( GLuint index, const GLfloat *v );
1029    /* GL_ARB_vertex_program */
1030    void (GLAPIENTRYP VertexAttrib1fARB)( GLuint index, GLfloat x );
1031    void (GLAPIENTRYP VertexAttrib1fvARB)( GLuint index, const GLfloat *v );
1032    void (GLAPIENTRYP VertexAttrib2fARB)( GLuint index, GLfloat x, GLfloat y );
1033    void (GLAPIENTRYP VertexAttrib2fvARB)( GLuint index, const GLfloat *v );
1034    void (GLAPIENTRYP VertexAttrib3fARB)( GLuint index, GLfloat x, GLfloat y, GLfloat z );
1035    void (GLAPIENTRYP VertexAttrib3fvARB)( GLuint index, const GLfloat *v );
1036    void (GLAPIENTRYP VertexAttrib4fARB)( GLuint index, GLfloat x, GLfloat y, GLfloat z, GLfloat w );
1037    void (GLAPIENTRYP VertexAttrib4fvARB)( GLuint index, const GLfloat *v );
1038
1039    /* GL_EXT_gpu_shader4 / GL 3.0 */
1040    void (GLAPIENTRYP VertexAttribI1i)( GLuint index, GLint x);
1041    void (GLAPIENTRYP VertexAttribI2i)( GLuint index, GLint x, GLint y);
1042    void (GLAPIENTRYP VertexAttribI3i)( GLuint index, GLint x, GLint y, GLint z);
1043    void (GLAPIENTRYP VertexAttribI4i)( GLuint index, GLint x, GLint y, GLint z, GLint w);
1044    void (GLAPIENTRYP VertexAttribI2iv)( GLuint index, const GLint *v);
1045    void (GLAPIENTRYP VertexAttribI3iv)( GLuint index, const GLint *v);
1046    void (GLAPIENTRYP VertexAttribI4iv)( GLuint index, const GLint *v);
1047
1048    void (GLAPIENTRYP VertexAttribI1ui)( GLuint index, GLuint x);
1049    void (GLAPIENTRYP VertexAttribI2ui)( GLuint index, GLuint x, GLuint y);
1050    void (GLAPIENTRYP VertexAttribI3ui)( GLuint index, GLuint x, GLuint y, GLuint z);
1051    void (GLAPIENTRYP VertexAttribI4ui)( GLuint index, GLuint x, GLuint y, GLuint z, GLuint w);
1052    void (GLAPIENTRYP VertexAttribI2uiv)( GLuint index, const GLuint *v);
1053    void (GLAPIENTRYP VertexAttribI3uiv)( GLuint index, const GLuint *v);
1054    void (GLAPIENTRYP VertexAttribI4uiv)( GLuint index, const GLuint *v);
1055
1056    /* GL_ARB_vertex_type_10_10_10_2_rev / GL3.3 */
1057    void (GLAPIENTRYP VertexP2ui)( GLenum type, GLuint value );
1058    void (GLAPIENTRYP VertexP2uiv)( GLenum type, const GLuint *value);
1059
1060    void (GLAPIENTRYP VertexP3ui)( GLenum type, GLuint value );
1061    void (GLAPIENTRYP VertexP3uiv)( GLenum type, const GLuint *value);
1062
1063    void (GLAPIENTRYP VertexP4ui)( GLenum type, GLuint value );
1064    void (GLAPIENTRYP VertexP4uiv)( GLenum type, const GLuint *value);
1065
1066    void (GLAPIENTRYP TexCoordP1ui)( GLenum type, GLuint coords );
1067    void (GLAPIENTRYP TexCoordP1uiv)( GLenum type, const GLuint *coords );
1068
1069    void (GLAPIENTRYP TexCoordP2ui)( GLenum type, GLuint coords );
1070    void (GLAPIENTRYP TexCoordP2uiv)( GLenum type, const GLuint *coords );
1071
1072    void (GLAPIENTRYP TexCoordP3ui)( GLenum type, GLuint coords );
1073    void (GLAPIENTRYP TexCoordP3uiv)( GLenum type, const GLuint *coords );
1074
1075    void (GLAPIENTRYP TexCoordP4ui)( GLenum type, GLuint coords );
1076    void (GLAPIENTRYP TexCoordP4uiv)( GLenum type, const GLuint *coords );
1077
1078    void (GLAPIENTRYP MultiTexCoordP1ui)( GLenum texture, GLenum type, GLuint coords );
1079    void (GLAPIENTRYP MultiTexCoordP1uiv)( GLenum texture, GLenum type, const GLuint *coords );
1080    void (GLAPIENTRYP MultiTexCoordP2ui)( GLenum texture, GLenum type, GLuint coords );
1081    void (GLAPIENTRYP MultiTexCoordP2uiv)( GLenum texture, GLenum type, const GLuint *coords );
1082    void (GLAPIENTRYP MultiTexCoordP3ui)( GLenum texture, GLenum type, GLuint coords );
1083    void (GLAPIENTRYP MultiTexCoordP3uiv)( GLenum texture, GLenum type, const GLuint *coords );
1084    void (GLAPIENTRYP MultiTexCoordP4ui)( GLenum texture, GLenum type, GLuint coords );
1085    void (GLAPIENTRYP MultiTexCoordP4uiv)( GLenum texture, GLenum type, const GLuint *coords );
1086
1087    void (GLAPIENTRYP NormalP3ui)( GLenum type, GLuint coords );
1088    void (GLAPIENTRYP NormalP3uiv)( GLenum type, const GLuint *coords );
1089
1090    void (GLAPIENTRYP ColorP3ui)( GLenum type, GLuint color );
1091    void (GLAPIENTRYP ColorP3uiv)( GLenum type, const GLuint *color );
1092
1093    void (GLAPIENTRYP ColorP4ui)( GLenum type, GLuint color );
1094    void (GLAPIENTRYP ColorP4uiv)( GLenum type, const GLuint *color );
1095
1096    void (GLAPIENTRYP SecondaryColorP3ui)( GLenum type, GLuint color );
1097    void (GLAPIENTRYP SecondaryColorP3uiv)( GLenum type, const GLuint *color );
1098
1099    void (GLAPIENTRYP VertexAttribP1ui)( GLuint index, GLenum type,
1100                                         GLboolean normalized, GLuint value);
1101    void (GLAPIENTRYP VertexAttribP2ui)( GLuint index, GLenum type,
1102                                         GLboolean normalized, GLuint value);
1103    void (GLAPIENTRYP VertexAttribP3ui)( GLuint index, GLenum type,
1104                                         GLboolean normalized, GLuint value);
1105    void (GLAPIENTRYP VertexAttribP4ui)( GLuint index, GLenum type,
1106                                         GLboolean normalized, GLuint value);
1107    void (GLAPIENTRYP VertexAttribP1uiv)( GLuint index, GLenum type,
1108                                         GLboolean normalized,
1109                                          const GLuint *value);
1110    void (GLAPIENTRYP VertexAttribP2uiv)( GLuint index, GLenum type,
1111                                         GLboolean normalized,
1112                                          const GLuint *value);
1113    void (GLAPIENTRYP VertexAttribP3uiv)( GLuint index, GLenum type,
1114                                         GLboolean normalized,
1115                                          const GLuint *value);
1116    void (GLAPIENTRYP VertexAttribP4uiv)( GLuint index, GLenum type,
1117                                          GLboolean normalized,
1118                                          const GLuint *value);
1119
1120    /*@}*/
1121
1122    void (GLAPIENTRYP Rectf)( GLfloat, GLfloat, GLfloat, GLfloat );
1123
1124    /**
1125     * \name Array
1126     */
1127    /*@{*/
1128    void (GLAPIENTRYP DrawArrays)( GLenum mode, GLint start, GLsizei count );
1129    void (GLAPIENTRYP DrawElements)( GLenum mode, GLsizei count, GLenum type,
1130                          const GLvoid *indices );
1131    void (GLAPIENTRYP DrawRangeElements)( GLenum mode, GLuint start,
1132                               GLuint end, GLsizei count,
1133                               GLenum type, const GLvoid *indices );
1134    void (GLAPIENTRYP MultiDrawElementsEXT)( GLenum mode, const GLsizei *count,
1135                                             GLenum type,
1136                                             const GLvoid **indices,
1137                                             GLsizei primcount);
1138    void (GLAPIENTRYP DrawElementsBaseVertex)( GLenum mode, GLsizei count,
1139                                               GLenum type,
1140                                               const GLvoid *indices,
1141                                               GLint basevertex );
1142    void (GLAPIENTRYP DrawRangeElementsBaseVertex)( GLenum mode, GLuint start,
1143                                                    GLuint end, GLsizei count,
1144                                                    GLenum type,
1145                                                    const GLvoid *indices,
1146                                                    GLint basevertex);
1147    void (GLAPIENTRYP MultiDrawElementsBaseVertex)( GLenum mode,
1148                                                    const GLsizei *count,
1149                                                    GLenum type,
1150                                                    const GLvoid **indices,
1151                                                    GLsizei primcount,
1152                                                    const GLint *basevertex);
1153    void (GLAPIENTRYP DrawArraysInstanced)(GLenum mode, GLint first,
1154                                           GLsizei count, GLsizei primcount);
1155    void (GLAPIENTRYP DrawElementsInstanced)(GLenum mode, GLsizei count,
1156                                             GLenum type, const GLvoid *indices,
1157                                             GLsizei primcount);
1158    void (GLAPIENTRYP DrawElementsInstancedBaseVertex)(GLenum mode, GLsizei count,
1159                                             GLenum type, const GLvoid *indices,
1160                                             GLsizei primcount, GLint basevertex);
1161    void (GLAPIENTRYP DrawTransformFeedback)(GLenum mode, GLuint name);
1162    /*@}*/
1163
1164    /**
1165     * \name Eval
1166     *
1167     * If you don't support eval, fallback to the default vertex format
1168     * on receiving an eval call and use the pipeline mechanism to
1169     * provide partial T&L acceleration.
1170     *
1171     * Mesa will provide a set of helper functions to do eval within
1172     * accelerated vertex formats, eventually...
1173     */
1174    /*@{*/
1175    void (GLAPIENTRYP EvalMesh1)( GLenum mode, GLint i1, GLint i2 );
1176    void (GLAPIENTRYP EvalMesh2)( GLenum mode, GLint i1, GLint i2, GLint j1, GLint j2 );
1177    /*@}*/
1178
1179 } GLvertexformat;
1180
1181
1182 #endif /* DD_INCLUDED */