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().
 287     *
 288     * Drivers should use a fallback routine from texstore.c if needed.
 289     */
 290    void (*CopyTexSubImage1D)( struct gl_context *ctx, GLenum target, GLint level,
 291                               GLint xoffset,
 292                               GLint x, GLint y, GLsizei width );
 293    /**
 294     * Called by glCopyTexSubImage2D().
 295     *
 296     * Drivers should use a fallback routine from texstore.c if needed.
 297     */
 298    void (*CopyTexSubImage2D)( struct gl_context *ctx, GLenum target, GLint level,
 299                               GLint xoffset, GLint yoffset,
 300                               GLint x, GLint y,
 301                               GLsizei width, GLsizei height );
 302    /**
 303     * Called by glCopyTexSubImage3D().
 304     *
 305     * Drivers should use a fallback routine from texstore.c if needed.
 306     */
 307    void (*CopyTexSubImage3D)( struct gl_context *ctx, GLenum target, GLint level,
 308                               GLint xoffset, GLint yoffset, GLint zoffset,
 309                               GLint x, GLint y,
 310                               GLsizei width, GLsizei height );
 311
 312    /**
 313     * Called by glGenerateMipmap() or when GL_GENERATE_MIPMAP_SGIS is enabled.
 314     */
 315    void (*GenerateMipmap)(struct gl_context *ctx, GLenum target,
 316                           struct gl_texture_object *texObj);
 317
 318    /**
 319     * Called by glTexImage[123]D when user specifies a proxy texture
 320     * target.
 321     *
 322     * \return GL_TRUE if the proxy test passes, or GL_FALSE if the test fails.
 323     */
 324    GLboolean (*TestProxyTexImage)(struct gl_context *ctx, GLenum target,
 325                                   GLint level, GLint internalFormat,
 326                                   GLenum format, GLenum type,
 327                                   GLint width, GLint height,
 328                                   GLint depth, GLint border);
 329    /*@}*/
 330
 331
 332    /**
 333     * \name Compressed texture functions
 334     */
 335    /*@{*/
 336
 337    /**
 338     * Called by glCompressedTexImage1D().
 339     *
 340     * \param target user specified.
 341     * \param format user specified.
 342     * \param type user specified.
 343     * \param pixels user specified.
 344     * \param packing indicates the image packing of pixels.
 345     * \param texObj is the target texture object.
 346     * \param texImage is the target texture image.  It will have the texture \p
 347     * width, \p height, \p depth, \p border and \p internalFormat information.
 348     *
 349     * \a retainInternalCopy is returned by this function and indicates whether
 350     * core Mesa should keep an internal copy of the texture image.
 351     */
 352    void (*CompressedTexImage1D)( struct gl_context *ctx, GLenum target,
 353                                  GLint level, GLint internalFormat,
 354                                  GLsizei width, GLint border,
 355                                  GLsizei imageSize, const GLvoid *data,
 356                                  struct gl_texture_object *texObj,
 357                                  struct gl_texture_image *texImage );
 358    /**
 359     * Called by glCompressedTexImage2D().
 360     *
 361     * \sa dd_function_table::CompressedTexImage1D.
 362     */
 363    void (*CompressedTexImage2D)( struct gl_context *ctx, GLenum target,
 364                                  GLint level, GLint internalFormat,
 365                                  GLsizei width, GLsizei height, GLint border,
 366                                  GLsizei imageSize, const GLvoid *data,
 367                                  struct gl_texture_object *texObj,
 368                                  struct gl_texture_image *texImage );
 369    /**
 370     * Called by glCompressedTexImage3D().
 371     *
 372     * \sa dd_function_table::CompressedTexImage3D.
 373     */
 374    void (*CompressedTexImage3D)( struct gl_context *ctx, GLenum target,
 375                                  GLint level, GLint internalFormat,
 376                                  GLsizei width, GLsizei height, GLsizei depth,
 377                                  GLint border,
 378                                  GLsizei imageSize, const GLvoid *data,
 379                                  struct gl_texture_object *texObj,
 380                                  struct gl_texture_image *texImage );
 381
 382    /**
 383     * Called by glCompressedTexSubImage1D().
 384     *
 385     * \param target user specified.
 386     * \param level user specified.
 387     * \param xoffset user specified.
 388     * \param yoffset user specified.
 389     * \param zoffset user specified.
 390     * \param width user specified.
 391     * \param height user specified.
 392     * \param depth user specified.
 393     * \param imageSize user specified.
 394     * \param data user specified.
 395     * \param texObj is the target texture object.
 396     * \param texImage is the target texture image.  It will have the texture \p
 397     * width, \p height, \p depth, \p border and \p internalFormat information.
 398     */
 399    void (*CompressedTexSubImage1D)(struct gl_context *ctx, GLenum target, GLint level,
 400                                    GLint xoffset, GLsizei width,
 401                                    GLenum format,
 402                                    GLsizei imageSize, const GLvoid *data,
 403                                    struct gl_texture_object *texObj,
 404                                    struct gl_texture_image *texImage);
 405    /**
 406     * Called by glCompressedTexSubImage2D().
 407     *
 408     * \sa dd_function_table::CompressedTexImage3D.
 409     */
 410    void (*CompressedTexSubImage2D)(struct gl_context *ctx, GLenum target, GLint level,
 411                                    GLint xoffset, GLint yoffset,
 412                                    GLsizei width, GLint height,
 413                                    GLenum format,
 414                                    GLsizei imageSize, const GLvoid *data,
 415                                    struct gl_texture_object *texObj,
 416                                    struct gl_texture_image *texImage);
 417    /**
 418     * Called by glCompressedTexSubImage3D().
 419     *
 420     * \sa dd_function_table::CompressedTexImage3D.
 421     */
 422    void (*CompressedTexSubImage3D)(struct gl_context *ctx, GLenum target, GLint level,
 423                                    GLint xoffset, GLint yoffset, GLint zoffset,
 424                                    GLsizei width, GLint height, GLint depth,
 425                                    GLenum format,
 426                                    GLsizei imageSize, const GLvoid *data,
 427                                    struct gl_texture_object *texObj,
 428                                    struct gl_texture_image *texImage);
 429
 430
 431    /**
 432     * Called by glGetCompressedTexImage.
 433     */
 434    void (*GetCompressedTexImage)(struct gl_context *ctx, GLenum target, GLint level,
 435                                  GLvoid *img,
 436                                  struct gl_texture_object *texObj,
 437                                  struct gl_texture_image *texImage);
 438
 439    /*@}*/
 440
 441    /**
 442     * \name Texture object functions
 443     */
 444    /*@{*/
 445
 446    /**
 447     * Called by glBindTexture().
 448     */
 449    void (*BindTexture)( struct gl_context *ctx, GLenum target,
 450                         struct gl_texture_object *tObj );
 451
 452    /**
 453     * Called to allocate a new texture object.
 454     * A new gl_texture_object should be returned.  The driver should
 455     * attach to it any device-specific info it needs.
 456     */
 457    struct gl_texture_object * (*NewTextureObject)( struct gl_context *ctx, GLuint name,
 458                                                    GLenum target );
 459    /**
 460     * Called when a texture object is about to be deallocated.
 461     *
 462     * Driver should delete the gl_texture_object object and anything
 463     * hanging off of it.
 464     */
 465    void (*DeleteTexture)( struct gl_context *ctx, struct gl_texture_object *tObj );
 466
 467    /**
 468     * Called to allocate a new texture image object.
 469     */
 470    struct gl_texture_image * (*NewTextureImage)( struct gl_context *ctx );
 471
 472    /** Called to free a texture image object returned by NewTextureImage() */
 473    void (*DeleteTextureImage)(struct gl_context *ctx,
 474                               struct gl_texture_image *);
 475
 476    /** Called to allocate memory for a single texture image */
 477    GLboolean (*AllocTextureImageBuffer)(struct gl_context *ctx,
 478                                         struct gl_texture_image *texImage,
 479                                         gl_format format, GLsizei width,
 480                                         GLsizei height, GLsizei depth);
 481
 482    /**
 483     * Called to free tImage->Data.
 484     */
 485    void (*FreeTextureImageBuffer)( struct gl_context *ctx, struct gl_texture_image *tImage );
 486
 487    /** Map a slice of a texture image into user space.
 488     * Note: for GL_TEXTURE_1D_ARRAY, height must be 1, y must be 0 and slice
 489     * indicates the 1D array index.
 490     * \param texImage  the texture image
 491     * \param slice  the 3D image slice or array texture slice
 492     * \param x, y, w, h  region of interest
 493     * \param mode  bitmask of GL_MAP_READ_BIT, GL_MAP_WRITE_BIT
 494     * \param mapOut  returns start of mapping of region of interest
 495     * \param rowStrideOut  returns row stride (in bytes)
 496     */
 497    void (*MapTextureImage)(struct gl_context *ctx,
 498                            struct gl_texture_image *texImage,
 499                            GLuint slice,
 500                            GLuint x, GLuint y, GLuint w, GLuint h,
 501                            GLbitfield mode,
 502                            GLubyte **mapOut, GLint *rowStrideOut);
 503
 504    void (*UnmapTextureImage)(struct gl_context *ctx,
 505                              struct gl_texture_image *texImage,
 506                              GLuint slice);
 507
 508    /** Map texture image data into user space */
 509    void (*MapTexture)( struct gl_context *ctx, struct gl_texture_object *tObj );
 510    /** Unmap texture images from user space */
 511    void (*UnmapTexture)( struct gl_context *ctx, struct gl_texture_object *tObj );
 512
 513    /** For GL_ARB_texture_storage.  Allocate memory for whole mipmap stack.
 514     * All the gl_texture_images in the texture object will have their
 515     * dimensions, format, etc. initialized already.
 516     */
 517    GLboolean (*AllocTextureStorage)(struct gl_context *ctx,
 518                                     struct gl_texture_object *texObj,
 519                                     GLsizei levels, GLsizei width,
 520                                     GLsizei height, GLsizei depth);
 521
 522    void (*MapRenderbuffer)(struct gl_context *ctx,
 523                            struct gl_renderbuffer *rb,
 524                            GLuint x, GLuint y, GLuint w, GLuint h,
 525                            GLbitfield mode,
 526                            GLubyte **mapOut, GLint *rowStrideOut);
 527
 528    void (*UnmapRenderbuffer)(struct gl_context *ctx,
 529                              struct gl_renderbuffer *rb);
 530
 531    /*@}*/
 532
 533
 534    /**
 535     * \name Vertex/fragment program functions
 536     */
 537    /*@{*/
 538    /** Bind a vertex/fragment program */
 539    void (*BindProgram)(struct gl_context *ctx, GLenum target, struct gl_program *prog);
 540    /** Allocate a new program */
 541    struct gl_program * (*NewProgram)(struct gl_context *ctx, GLenum target, GLuint id);
 542    /** Delete a program */
 543    void (*DeleteProgram)(struct gl_context *ctx, struct gl_program *prog);
 544    /**
 545     * Notify driver that a program string (and GPU code) has been specified
 546     * or modified.  Return GL_TRUE or GL_FALSE to indicate if the program is
 547     * supported by the driver.
 548     */
 549    GLboolean (*ProgramStringNotify)(struct gl_context *ctx, GLenum target,
 550                                     struct gl_program *prog);
 551
 552    /** Query if program can be loaded onto hardware */
 553    GLboolean (*IsProgramNative)(struct gl_context *ctx, GLenum target,
 554                                 struct gl_program *prog);
 555
 556    /*@}*/
 557
 558    /**
 559     * \name GLSL shader/program functions.
 560     */
 561    /*@{*/
 562    /**
 563     * Called when a shader program is linked.
 564     *
 565     * This gives drivers an opportunity to clone the IR and make their
 566     * own transformations on it for the purposes of code generation.
 567     */
 568    GLboolean (*LinkShader)(struct gl_context *ctx, struct gl_shader_program *shader);
 569    /*@}*/
 570
 571    /**
 572     * \name State-changing functions.
 573     *
 574     * \note drawing functions are above.
 575     *
 576     * These functions are called by their corresponding OpenGL API functions.
 577     * They are \e also called by the gl_PopAttrib() function!!!
 578     * May add more functions like these to the device driver in the future.
 579     */
 580    /*@{*/
 581    /** Specify the alpha test function */
 582    void (*AlphaFunc)(struct gl_context *ctx, GLenum func, GLfloat ref);
 583    /** Set the blend color */
 584    void (*BlendColor)(struct gl_context *ctx, const GLfloat color[4]);
 585    /** Set the blend equation */
 586    void (*BlendEquationSeparate)(struct gl_context *ctx, GLenum modeRGB, GLenum modeA);
 587    void (*BlendEquationSeparatei)(struct gl_context *ctx, GLuint buffer,
 588                                   GLenum modeRGB, GLenum modeA);
 589    /** Specify pixel arithmetic */
 590    void (*BlendFuncSeparate)(struct gl_context *ctx,
 591                              GLenum sfactorRGB, GLenum dfactorRGB,
 592                              GLenum sfactorA, GLenum dfactorA);
 593    void (*BlendFuncSeparatei)(struct gl_context *ctx, GLuint buffer,
 594                               GLenum sfactorRGB, GLenum dfactorRGB,
 595                               GLenum sfactorA, GLenum dfactorA);
 596    /** Specify clear values for the color buffers */
 597    void (*ClearColor)(struct gl_context *ctx,
 598                       const union gl_color_union color);
 599    /** Specify the clear value for the depth buffer */
 600    void (*ClearDepth)(struct gl_context *ctx, GLclampd d);
 601    /** Specify the clear value for the stencil buffer */
 602    void (*ClearStencil)(struct gl_context *ctx, GLint s);
 603    /** Specify a plane against which all geometry is clipped */
 604    void (*ClipPlane)(struct gl_context *ctx, GLenum plane, const GLfloat *equation );
 605    /** Enable and disable writing of frame buffer color components */
 606    void (*ColorMask)(struct gl_context *ctx, GLboolean rmask, GLboolean gmask,
 607                      GLboolean bmask, GLboolean amask );
 608    void (*ColorMaskIndexed)(struct gl_context *ctx, GLuint buf, GLboolean rmask,
 609                             GLboolean gmask, GLboolean bmask, GLboolean amask);
 610    /** Cause a material color to track the current color */
 611    void (*ColorMaterial)(struct gl_context *ctx, GLenum face, GLenum mode);
 612    /** Specify whether front- or back-facing facets can be culled */
 613    void (*CullFace)(struct gl_context *ctx, GLenum mode);
 614    /** Define front- and back-facing polygons */
 615    void (*FrontFace)(struct gl_context *ctx, GLenum mode);
 616    /** Specify the value used for depth buffer comparisons */
 617    void (*DepthFunc)(struct gl_context *ctx, GLenum func);
 618    /** Enable or disable writing into the depth buffer */
 619    void (*DepthMask)(struct gl_context *ctx, GLboolean flag);
 620    /** Specify mapping of depth values from NDC to window coordinates */
 621    void (*DepthRange)(struct gl_context *ctx, GLclampd nearval, GLclampd farval);
 622    /** Specify the current buffer for writing */
 623    void (*DrawBuffer)( struct gl_context *ctx, GLenum buffer );
 624    /** Specify the buffers for writing for fragment programs*/
 625    void (*DrawBuffers)( struct gl_context *ctx, GLsizei n, const GLenum *buffers );
 626    /** Enable or disable server-side gl capabilities */
 627    void (*Enable)(struct gl_context *ctx, GLenum cap, GLboolean state);
 628    /** Specify fog parameters */
 629    void (*Fogfv)(struct gl_context *ctx, GLenum pname, const GLfloat *params);
 630    /** Specify implementation-specific hints */
 631    void (*Hint)(struct gl_context *ctx, GLenum target, GLenum mode);
 632    /** Set light source parameters.
 633     * Note: for GL_POSITION and GL_SPOT_DIRECTION, params will have already
 634     * been transformed to eye-space.
 635     */
 636    void (*Lightfv)(struct gl_context *ctx, GLenum light,
 637                    GLenum pname, const GLfloat *params );
 638    /** Set the lighting model parameters */
 639    void (*LightModelfv)(struct gl_context *ctx, GLenum pname, const GLfloat *params);
 640    /** Specify the line stipple pattern */
 641    void (*LineStipple)(struct gl_context *ctx, GLint factor, GLushort pattern );
 642    /** Specify the width of rasterized lines */
 643    void (*LineWidth)(struct gl_context *ctx, GLfloat width);
 644    /** Specify a logical pixel operation for color index rendering */
 645    void (*LogicOpcode)(struct gl_context *ctx, GLenum opcode);
 646    void (*PointParameterfv)(struct gl_context *ctx, GLenum pname,
 647                             const GLfloat *params);
 648    /** Specify the diameter of rasterized points */
 649    void (*PointSize)(struct gl_context *ctx, GLfloat size);
 650    /** Select a polygon rasterization mode */
 651    void (*PolygonMode)(struct gl_context *ctx, GLenum face, GLenum mode);
 652    /** Set the scale and units used to calculate depth values */
 653    void (*PolygonOffset)(struct gl_context *ctx, GLfloat factor, GLfloat units);
 654    /** Set the polygon stippling pattern */
 655    void (*PolygonStipple)(struct gl_context *ctx, const GLubyte *mask );
 656    /* Specifies the current buffer for reading */
 657    void (*ReadBuffer)( struct gl_context *ctx, GLenum buffer );
 658    /** Set rasterization mode */
 659    void (*RenderMode)(struct gl_context *ctx, GLenum mode );
 660    /** Define the scissor box */
 661    void (*Scissor)(struct gl_context *ctx, GLint x, GLint y, GLsizei w, GLsizei h);
 662    /** Select flat or smooth shading */
 663    void (*ShadeModel)(struct gl_context *ctx, GLenum mode);
 664    /** OpenGL 2.0 two-sided StencilFunc */
 665    void (*StencilFuncSeparate)(struct gl_context *ctx, GLenum face, GLenum func,
 666                                GLint ref, GLuint mask);
 667    /** OpenGL 2.0 two-sided StencilMask */
 668    void (*StencilMaskSeparate)(struct gl_context *ctx, GLenum face, GLuint mask);
 669    /** OpenGL 2.0 two-sided StencilOp */
 670    void (*StencilOpSeparate)(struct gl_context *ctx, GLenum face, GLenum fail,
 671                              GLenum zfail, GLenum zpass);
 672    /** Control the generation of texture coordinates */
 673    void (*TexGen)(struct gl_context *ctx, GLenum coord, GLenum pname,
 674                   const GLfloat *params);
 675    /** Set texture environment parameters */
 676    void (*TexEnv)(struct gl_context *ctx, GLenum target, GLenum pname,
 677                   const GLfloat *param);
 678    /** Set texture parameters */
 679    void (*TexParameter)(struct gl_context *ctx, GLenum target,
 680                         struct gl_texture_object *texObj,
 681                         GLenum pname, const GLfloat *params);
 682    /** Set the viewport */
 683    void (*Viewport)(struct gl_context *ctx, GLint x, GLint y, GLsizei w, GLsizei h);
 684    /*@}*/
 685
 686
 687    /**
 688     * \name Vertex/pixel buffer object functions
 689     */
 690    /*@{*/
 691    void (*BindBuffer)( struct gl_context *ctx, GLenum target,
 692                        struct gl_buffer_object *obj );
 693
 694    struct gl_buffer_object * (*NewBufferObject)( struct gl_context *ctx, GLuint buffer,
 695                                                  GLenum target );
 696
 697    void (*DeleteBuffer)( struct gl_context *ctx, struct gl_buffer_object *obj );
 698
 699    GLboolean (*BufferData)( struct gl_context *ctx, GLenum target, GLsizeiptrARB size,
 700                             const GLvoid *data, GLenum usage,
 701                             struct gl_buffer_object *obj );
 702
 703    void (*BufferSubData)( struct gl_context *ctx, GLintptrARB offset,
 704                           GLsizeiptrARB size, const GLvoid *data,
 705                           struct gl_buffer_object *obj );
 706
 707    void (*GetBufferSubData)( struct gl_context *ctx,
 708                              GLintptrARB offset, GLsizeiptrARB size,
 709                              GLvoid *data, struct gl_buffer_object *obj );
 710
 711    void (*CopyBufferSubData)( struct gl_context *ctx,
 712                               struct gl_buffer_object *src,
 713                               struct gl_buffer_object *dst,
 714                               GLintptr readOffset, GLintptr writeOffset,
 715                               GLsizeiptr size );
 716
 717    /* May return NULL if MESA_MAP_NOWAIT_BIT is set in access:
 718     */
 719    void * (*MapBufferRange)( struct gl_context *ctx, GLintptr offset,
 720                              GLsizeiptr length, GLbitfield access,
 721                              struct gl_buffer_object *obj);
 722
 723    void (*FlushMappedBufferRange)(struct gl_context *ctx,
 724                                   GLintptr offset, GLsizeiptr length,
 725                                   struct gl_buffer_object *obj);
 726
 727    GLboolean (*UnmapBuffer)( struct gl_context *ctx,
 728                              struct gl_buffer_object *obj );
 729    /*@}*/
 730
 731    /**
 732     * \name Functions for GL_APPLE_object_purgeable
 733     */
 734    /*@{*/
 735    /* variations on ObjectPurgeable */
 736    GLenum (*BufferObjectPurgeable)( struct gl_context *ctx, struct gl_buffer_object *obj, GLenum option );
 737    GLenum (*RenderObjectPurgeable)( struct gl_context *ctx, struct gl_renderbuffer *obj, GLenum option );
 738    GLenum (*TextureObjectPurgeable)( struct gl_context *ctx, struct gl_texture_object *obj, GLenum option );
 739
 740    /* variations on ObjectUnpurgeable */
 741    GLenum (*BufferObjectUnpurgeable)( struct gl_context *ctx, struct gl_buffer_object *obj, GLenum option );
 742    GLenum (*RenderObjectUnpurgeable)( struct gl_context *ctx, struct gl_renderbuffer *obj, GLenum option );
 743    GLenum (*TextureObjectUnpurgeable)( struct gl_context *ctx, struct gl_texture_object *obj, GLenum option );
 744    /*@}*/
 745
 746    /**
 747     * \name Functions for GL_EXT_framebuffer_{object,blit}.
 748     */
 749    /*@{*/
 750    struct gl_framebuffer * (*NewFramebuffer)(struct gl_context *ctx, GLuint name);
 751    struct gl_renderbuffer * (*NewRenderbuffer)(struct gl_context *ctx, GLuint name);
 752    void (*BindFramebuffer)(struct gl_context *ctx, GLenum target,
 753                            struct gl_framebuffer *drawFb,
 754                            struct gl_framebuffer *readFb);
 755    void (*FramebufferRenderbuffer)(struct gl_context *ctx,
 756                                    struct gl_framebuffer *fb,
 757                                    GLenum attachment,
 758                                    struct gl_renderbuffer *rb);
 759    void (*RenderTexture)(struct gl_context *ctx,
 760                          struct gl_framebuffer *fb,
 761                          struct gl_renderbuffer_attachment *att);
 762    void (*FinishRenderTexture)(struct gl_context *ctx,
 763                                struct gl_renderbuffer_attachment *att);
 764    void (*ValidateFramebuffer)(struct gl_context *ctx,
 765                                struct gl_framebuffer *fb);
 766    /*@}*/
 767    void (*BlitFramebuffer)(struct gl_context *ctx,
 768                            GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
 769                            GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1,
 770                            GLbitfield mask, GLenum filter);
 771
 772    /**
 773     * \name Query objects
 774     */
 775    /*@{*/
 776    struct gl_query_object * (*NewQueryObject)(struct gl_context *ctx, GLuint id);
 777    void (*DeleteQuery)(struct gl_context *ctx, struct gl_query_object *q);
 778    void (*BeginQuery)(struct gl_context *ctx, struct gl_query_object *q);
 779    void (*EndQuery)(struct gl_context *ctx, struct gl_query_object *q);
 780    void (*CheckQuery)(struct gl_context *ctx, struct gl_query_object *q);
 781    void (*WaitQuery)(struct gl_context *ctx, struct gl_query_object *q);
 782    /*@}*/
 783
 784
 785    /**
 786     * \name Vertex Array objects
 787     */
 788    /*@{*/
 789    struct gl_array_object * (*NewArrayObject)(struct gl_context *ctx, GLuint id);
 790    void (*DeleteArrayObject)(struct gl_context *ctx, struct gl_array_object *obj);
 791    void (*BindArrayObject)(struct gl_context *ctx, struct gl_array_object *obj);
 792    /*@}*/
 793
 794    /**
 795     * \name GLSL-related functions (ARB extensions and OpenGL 2.x)
 796     */
 797    /*@{*/
 798    struct gl_shader *(*NewShader)(struct gl_context *ctx, GLuint name, GLenum type);
 799    void (*DeleteShader)(struct gl_context *ctx, struct gl_shader *shader);
 800    struct gl_shader_program *(*NewShaderProgram)(struct gl_context *ctx, GLuint name);
 801    void (*DeleteShaderProgram)(struct gl_context *ctx,
 802                                struct gl_shader_program *shProg);
 803    void (*UseProgram)(struct gl_context *ctx, struct gl_shader_program *shProg);
 804    /*@}*/
 805
 806
 807    /**
 808     * \name Support for multiple T&L engines
 809     */
 810    /*@{*/
 811
 812    /**
 813     * Set by the driver-supplied T&L engine.
 814     *
 815     * Set to PRIM_OUTSIDE_BEGIN_END when outside glBegin()/glEnd().
 816     */
 817    GLuint CurrentExecPrimitive;
 818
 819    /**
 820     * Current state of an in-progress compilation.
 821     *
 822     * May take on any of the additional values PRIM_OUTSIDE_BEGIN_END,
 823     * PRIM_INSIDE_UNKNOWN_PRIM or PRIM_UNKNOWN defined above.
 824     */
 825    GLuint CurrentSavePrimitive;
 826
 827
 828 #define FLUSH_STORED_VERTICES 0x1
 829 #define FLUSH_UPDATE_CURRENT  0x2
 830    /**
 831     * Set by the driver-supplied T&L engine whenever vertices are buffered
 832     * between glBegin()/glEnd() objects or __struct gl_contextRec::Current is not
 833     * updated.
 834     *
 835     * The dd_function_table::FlushVertices call below may be used to resolve
 836     * these conditions.
 837     */
 838    GLuint NeedFlush;
 839    GLuint SaveNeedFlush;
 840
 841
 842    /* Called prior to any of the GLvertexformat functions being
 843     * called.  Paired with Driver.FlushVertices().
 844     */
 845    void (*BeginVertices)( struct gl_context *ctx );
 846
 847    /**
 848     * If inside glBegin()/glEnd(), it should ASSERT(0).  Otherwise, if
 849     * FLUSH_STORED_VERTICES bit in \p flags is set flushes any buffered
 850     * vertices, if FLUSH_UPDATE_CURRENT bit is set updates
 851     * __struct gl_contextRec::Current and gl_light_attrib::Material
 852     *
 853     * Note that the default T&L engine never clears the
 854     * FLUSH_UPDATE_CURRENT bit, even after performing the update.
 855     */
 856    void (*FlushVertices)( struct gl_context *ctx, GLuint flags );
 857    void (*SaveFlushVertices)( struct gl_context *ctx );
 858
 859    /**
 860     * \brief Hook for drivers to prepare for a glBegin/glEnd block
 861     *
 862     * This hook is called in vbo_exec_Begin() before any action, including
 863     * state updates, occurs.
 864     */
 865    void (*PrepareExecBegin)( struct gl_context *ctx );
 866
 867    /**
 868     * Give the driver the opportunity to hook in its own vtxfmt for
 869     * compiling optimized display lists.  This is called on each valid
 870     * glBegin() during list compilation.
 871     */
 872    GLboolean (*NotifySaveBegin)( struct gl_context *ctx, GLenum mode );
 873
 874    /**
 875     * Notify driver that the special derived value _NeedEyeCoords has
 876     * changed.
 877     */
 878    void (*LightingSpaceChange)( struct gl_context *ctx );
 879
 880    /**
 881     * Called by glNewList().
 882     *
 883     * Let the T&L component know what is going on with display lists
 884     * in time to make changes to dispatch tables, etc.
 885     */
 886    void (*NewList)( struct gl_context *ctx, GLuint list, GLenum mode );
 887    /**
 888     * Called by glEndList().
 889     *
 890     * \sa dd_function_table::NewList.
 891     */
 892    void (*EndList)( struct gl_context *ctx );
 893
 894    /**
 895     * Called by glCallList(s).
 896     *
 897     * Notify the T&L component before and after calling a display list.
 898     */
 899    void (*BeginCallList)( struct gl_context *ctx,
 900                           struct gl_display_list *dlist );
 901    /**
 902     * Called by glEndCallList().
 903     *
 904     * \sa dd_function_table::BeginCallList.
 905     */
 906    void (*EndCallList)( struct gl_context *ctx );
 907
 908    /**@}*/
 909
 910    /**
 911     * \name GL_ARB_sync interfaces
 912     */
 913    /*@{*/
 914    struct gl_sync_object * (*NewSyncObject)(struct gl_context *, GLenum);
 915    void (*FenceSync)(struct gl_context *, struct gl_sync_object *, GLenum, GLbitfield);
 916    void (*DeleteSyncObject)(struct gl_context *, struct gl_sync_object *);
 917    void (*CheckSync)(struct gl_context *, struct gl_sync_object *);
 918    void (*ClientWaitSync)(struct gl_context *, struct gl_sync_object *,
 919                           GLbitfield, GLuint64);
 920    void (*ServerWaitSync)(struct gl_context *, struct gl_sync_object *,
 921                           GLbitfield, GLuint64);
 922    /*@}*/
 923
 924    /** GL_NV_conditional_render */
 925    void (*BeginConditionalRender)(struct gl_context *ctx, struct gl_query_object *q,
 926                                   GLenum mode);
 927    void (*EndConditionalRender)(struct gl_context *ctx, struct gl_query_object *q);
 928
 929    /**
 930     * \name GL_OES_draw_texture interface
 931     */
 932    /*@{*/
 933    void (*DrawTex)(struct gl_context *ctx, GLfloat x, GLfloat y, GLfloat z,
 934                    GLfloat width, GLfloat height);
 935    /*@}*/
 936
 937    /**
 938     * \name GL_OES_EGL_image interface
 939     */
 940    void (*EGLImageTargetTexture2D)(struct gl_context *ctx, GLenum target,
 941                                    struct gl_texture_object *texObj,
 942                                    struct gl_texture_image *texImage,
 943                                    GLeglImageOES image_handle);
 944    void (*EGLImageTargetRenderbufferStorage)(struct gl_context *ctx,
 945                                              struct gl_renderbuffer *rb,
 946                                              void *image_handle);
 947
 948    /**
 949     * \name GL_EXT_transform_feedback interface
 950     */
 951    struct gl_transform_feedback_object *
 952         (*NewTransformFeedback)(struct gl_context *ctx, GLuint name);
 953    void (*DeleteTransformFeedback)(struct gl_context *ctx,
 954                                    struct gl_transform_feedback_object *obj);
 955    void (*BeginTransformFeedback)(struct gl_context *ctx, GLenum mode,
 956                                   struct gl_transform_feedback_object *obj);
 957    void (*EndTransformFeedback)(struct gl_context *ctx,
 958                                 struct gl_transform_feedback_object *obj);
 959    void (*PauseTransformFeedback)(struct gl_context *ctx,
 960                                   struct gl_transform_feedback_object *obj);
 961    void (*ResumeTransformFeedback)(struct gl_context *ctx,
 962                                    struct gl_transform_feedback_object *obj);
 963
 964    /**
 965     * \name GL_NV_texture_barrier interface
 966     */
 967    void (*TextureBarrier)(struct gl_context *ctx);
 968
 969    /**
 970     * \name GL_ARB_sampler_objects
 971     */
 972    struct gl_sampler_object * (*NewSamplerObject)(struct gl_context *ctx,
 973                                                   GLuint name);
 974    void (*DeleteSamplerObject)(struct gl_context *ctx,
 975                                struct gl_sampler_object *samp);
 976 };
 977
 978
 979 /**
 980  * Transform/Clip/Lighting interface
 981  *
 982  * Drivers present a reduced set of the functions possible in
 983  * glBegin()/glEnd() objects.  Core mesa provides translation stubs for the
 984  * remaining functions to map down to these entry points.
 985  *
 986  * These are the initial values to be installed into dispatch by
 987  * mesa.  If the T&L driver wants to modify the dispatch table
 988  * while installed, it must do so itself.  It would be possible for
 989  * the vertexformat to install its own initial values for these
 990  * functions, but this way there is an obvious list of what is
 991  * expected of the driver.
 992  *
 993  * If the driver wants to hook in entry points other than those
 994  * listed, it must restore them to their original values in
 995  * the disable() callback, below.
 996  */
 997 typedef struct {
 998    /**
 999     * \name Vertex
1000     */
1001    /*@{*/
1002    void (GLAPIENTRYP ArrayElement)( GLint );
1003    void (GLAPIENTRYP Color3f)( GLfloat, GLfloat, GLfloat );
1004    void (GLAPIENTRYP Color3fv)( const GLfloat * );
1005    void (GLAPIENTRYP Color4f)( GLfloat, GLfloat, GLfloat, GLfloat );
1006    void (GLAPIENTRYP Color4fv)( const GLfloat * );
1007    void (GLAPIENTRYP EdgeFlag)( GLboolean );
1008    void (GLAPIENTRYP EvalCoord1f)( GLfloat );
1009    void (GLAPIENTRYP EvalCoord1fv)( const GLfloat * );
1010    void (GLAPIENTRYP EvalCoord2f)( GLfloat, GLfloat );
1011    void (GLAPIENTRYP EvalCoord2fv)( const GLfloat * );
1012    void (GLAPIENTRYP EvalPoint1)( GLint );
1013    void (GLAPIENTRYP EvalPoint2)( GLint, GLint );
1014    void (GLAPIENTRYP FogCoordfEXT)( GLfloat );
1015    void (GLAPIENTRYP FogCoordfvEXT)( const GLfloat * );
1016    void (GLAPIENTRYP Indexf)( GLfloat );
1017    void (GLAPIENTRYP Indexfv)( const GLfloat * );
1018    void (GLAPIENTRYP Materialfv)( GLenum face, GLenum pname, const GLfloat * );
1019    void (GLAPIENTRYP MultiTexCoord1fARB)( GLenum, GLfloat );
1020    void (GLAPIENTRYP MultiTexCoord1fvARB)( GLenum, const GLfloat * );
1021    void (GLAPIENTRYP MultiTexCoord2fARB)( GLenum, GLfloat, GLfloat );
1022    void (GLAPIENTRYP MultiTexCoord2fvARB)( GLenum, const GLfloat * );
1023    void (GLAPIENTRYP MultiTexCoord3fARB)( GLenum, GLfloat, GLfloat, GLfloat );
1024    void (GLAPIENTRYP MultiTexCoord3fvARB)( GLenum, const GLfloat * );
1025    void (GLAPIENTRYP MultiTexCoord4fARB)( GLenum, GLfloat, GLfloat, GLfloat, GLfloat );
1026    void (GLAPIENTRYP MultiTexCoord4fvARB)( GLenum, const GLfloat * );
1027    void (GLAPIENTRYP Normal3f)( GLfloat, GLfloat, GLfloat );
1028    void (GLAPIENTRYP Normal3fv)( const GLfloat * );
1029    void (GLAPIENTRYP SecondaryColor3fEXT)( GLfloat, GLfloat, GLfloat );
1030    void (GLAPIENTRYP SecondaryColor3fvEXT)( const GLfloat * );
1031    void (GLAPIENTRYP TexCoord1f)( GLfloat );
1032    void (GLAPIENTRYP TexCoord1fv)( const GLfloat * );
1033    void (GLAPIENTRYP TexCoord2f)( GLfloat, GLfloat );
1034    void (GLAPIENTRYP TexCoord2fv)( const GLfloat * );
1035    void (GLAPIENTRYP TexCoord3f)( GLfloat, GLfloat, GLfloat );
1036    void (GLAPIENTRYP TexCoord3fv)( const GLfloat * );
1037    void (GLAPIENTRYP TexCoord4f)( GLfloat, GLfloat, GLfloat, GLfloat );
1038    void (GLAPIENTRYP TexCoord4fv)( const GLfloat * );
1039    void (GLAPIENTRYP Vertex2f)( GLfloat, GLfloat );
1040    void (GLAPIENTRYP Vertex2fv)( const GLfloat * );
1041    void (GLAPIENTRYP Vertex3f)( GLfloat, GLfloat, GLfloat );
1042    void (GLAPIENTRYP Vertex3fv)( const GLfloat * );
1043    void (GLAPIENTRYP Vertex4f)( GLfloat, GLfloat, GLfloat, GLfloat );
1044    void (GLAPIENTRYP Vertex4fv)( const GLfloat * );
1045    void (GLAPIENTRYP CallList)( GLuint );
1046    void (GLAPIENTRYP CallLists)( GLsizei, GLenum, const GLvoid * );
1047    void (GLAPIENTRYP Begin)( GLenum );
1048    void (GLAPIENTRYP End)( void );
1049    void (GLAPIENTRYP PrimitiveRestartNV)( void );
1050    /* GL_NV_vertex_program */
1051    void (GLAPIENTRYP VertexAttrib1fNV)( GLuint index, GLfloat x );
1052    void (GLAPIENTRYP VertexAttrib1fvNV)( GLuint index, const GLfloat *v );
1053    void (GLAPIENTRYP VertexAttrib2fNV)( GLuint index, GLfloat x, GLfloat y );
1054    void (GLAPIENTRYP VertexAttrib2fvNV)( GLuint index, const GLfloat *v );
1055    void (GLAPIENTRYP VertexAttrib3fNV)( GLuint index, GLfloat x, GLfloat y, GLfloat z );
1056    void (GLAPIENTRYP VertexAttrib3fvNV)( GLuint index, const GLfloat *v );
1057    void (GLAPIENTRYP VertexAttrib4fNV)( GLuint index, GLfloat x, GLfloat y, GLfloat z, GLfloat w );
1058    void (GLAPIENTRYP VertexAttrib4fvNV)( GLuint index, const GLfloat *v );
1059    /* GL_ARB_vertex_program */
1060    void (GLAPIENTRYP VertexAttrib1fARB)( GLuint index, GLfloat x );
1061    void (GLAPIENTRYP VertexAttrib1fvARB)( GLuint index, const GLfloat *v );
1062    void (GLAPIENTRYP VertexAttrib2fARB)( GLuint index, GLfloat x, GLfloat y );
1063    void (GLAPIENTRYP VertexAttrib2fvARB)( GLuint index, const GLfloat *v );
1064    void (GLAPIENTRYP VertexAttrib3fARB)( GLuint index, GLfloat x, GLfloat y, GLfloat z );
1065    void (GLAPIENTRYP VertexAttrib3fvARB)( GLuint index, const GLfloat *v );
1066    void (GLAPIENTRYP VertexAttrib4fARB)( GLuint index, GLfloat x, GLfloat y, GLfloat z, GLfloat w );
1067    void (GLAPIENTRYP VertexAttrib4fvARB)( GLuint index, const GLfloat *v );
1068
1069    /* GL_EXT_gpu_shader4 / GL 3.0 */
1070    void (GLAPIENTRYP VertexAttribI1i)( GLuint index, GLint x);
1071    void (GLAPIENTRYP VertexAttribI2i)( GLuint index, GLint x, GLint y);
1072    void (GLAPIENTRYP VertexAttribI3i)( GLuint index, GLint x, GLint y, GLint z);
1073    void (GLAPIENTRYP VertexAttribI4i)( GLuint index, GLint x, GLint y, GLint z, GLint w);
1074    void (GLAPIENTRYP VertexAttribI2iv)( GLuint index, const GLint *v);
1075    void (GLAPIENTRYP VertexAttribI3iv)( GLuint index, const GLint *v);
1076    void (GLAPIENTRYP VertexAttribI4iv)( GLuint index, const GLint *v);
1077
1078    void (GLAPIENTRYP VertexAttribI1ui)( GLuint index, GLuint x);
1079    void (GLAPIENTRYP VertexAttribI2ui)( GLuint index, GLuint x, GLuint y);
1080    void (GLAPIENTRYP VertexAttribI3ui)( GLuint index, GLuint x, GLuint y, GLuint z);
1081    void (GLAPIENTRYP VertexAttribI4ui)( GLuint index, GLuint x, GLuint y, GLuint z, GLuint w);
1082    void (GLAPIENTRYP VertexAttribI2uiv)( GLuint index, const GLuint *v);
1083    void (GLAPIENTRYP VertexAttribI3uiv)( GLuint index, const GLuint *v);
1084    void (GLAPIENTRYP VertexAttribI4uiv)( GLuint index, const GLuint *v);
1085
1086    /* GL_ARB_vertex_type_10_10_10_2_rev / GL3.3 */
1087    void (GLAPIENTRYP VertexP2ui)( GLenum type, GLuint value );
1088    void (GLAPIENTRYP VertexP2uiv)( GLenum type, const GLuint *value);
1089
1090    void (GLAPIENTRYP VertexP3ui)( GLenum type, GLuint value );
1091    void (GLAPIENTRYP VertexP3uiv)( GLenum type, const GLuint *value);
1092
1093    void (GLAPIENTRYP VertexP4ui)( GLenum type, GLuint value );
1094    void (GLAPIENTRYP VertexP4uiv)( GLenum type, const GLuint *value);
1095
1096    void (GLAPIENTRYP TexCoordP1ui)( GLenum type, GLuint coords );
1097    void (GLAPIENTRYP TexCoordP1uiv)( GLenum type, const GLuint *coords );
1098
1099    void (GLAPIENTRYP TexCoordP2ui)( GLenum type, GLuint coords );
1100    void (GLAPIENTRYP TexCoordP2uiv)( GLenum type, const GLuint *coords );
1101
1102    void (GLAPIENTRYP TexCoordP3ui)( GLenum type, GLuint coords );
1103    void (GLAPIENTRYP TexCoordP3uiv)( GLenum type, const GLuint *coords );
1104
1105    void (GLAPIENTRYP TexCoordP4ui)( GLenum type, GLuint coords );
1106    void (GLAPIENTRYP TexCoordP4uiv)( GLenum type, const GLuint *coords );
1107
1108    void (GLAPIENTRYP MultiTexCoordP1ui)( GLenum texture, GLenum type, GLuint coords );
1109    void (GLAPIENTRYP MultiTexCoordP1uiv)( GLenum texture, GLenum type, const GLuint *coords );
1110    void (GLAPIENTRYP MultiTexCoordP2ui)( GLenum texture, GLenum type, GLuint coords );
1111    void (GLAPIENTRYP MultiTexCoordP2uiv)( GLenum texture, GLenum type, const GLuint *coords );
1112    void (GLAPIENTRYP MultiTexCoordP3ui)( GLenum texture, GLenum type, GLuint coords );
1113    void (GLAPIENTRYP MultiTexCoordP3uiv)( GLenum texture, GLenum type, const GLuint *coords );
1114    void (GLAPIENTRYP MultiTexCoordP4ui)( GLenum texture, GLenum type, GLuint coords );
1115    void (GLAPIENTRYP MultiTexCoordP4uiv)( GLenum texture, GLenum type, const GLuint *coords );
1116
1117    void (GLAPIENTRYP NormalP3ui)( GLenum type, GLuint coords );
1118    void (GLAPIENTRYP NormalP3uiv)( GLenum type, const GLuint *coords );
1119
1120    void (GLAPIENTRYP ColorP3ui)( GLenum type, GLuint color );
1121    void (GLAPIENTRYP ColorP3uiv)( GLenum type, const GLuint *color );
1122
1123    void (GLAPIENTRYP ColorP4ui)( GLenum type, GLuint color );
1124    void (GLAPIENTRYP ColorP4uiv)( GLenum type, const GLuint *color );
1125
1126    void (GLAPIENTRYP SecondaryColorP3ui)( GLenum type, GLuint color );
1127    void (GLAPIENTRYP SecondaryColorP3uiv)( GLenum type, const GLuint *color );
1128
1129    void (GLAPIENTRYP VertexAttribP1ui)( GLuint index, GLenum type,
1130                                         GLboolean normalized, GLuint value);
1131    void (GLAPIENTRYP VertexAttribP2ui)( GLuint index, GLenum type,
1132                                         GLboolean normalized, GLuint value);
1133    void (GLAPIENTRYP VertexAttribP3ui)( GLuint index, GLenum type,
1134                                         GLboolean normalized, GLuint value);
1135    void (GLAPIENTRYP VertexAttribP4ui)( GLuint index, GLenum type,
1136                                         GLboolean normalized, GLuint value);
1137    void (GLAPIENTRYP VertexAttribP1uiv)( GLuint index, GLenum type,
1138                                         GLboolean normalized,
1139                                          const GLuint *value);
1140    void (GLAPIENTRYP VertexAttribP2uiv)( GLuint index, GLenum type,
1141                                         GLboolean normalized,
1142                                          const GLuint *value);
1143    void (GLAPIENTRYP VertexAttribP3uiv)( GLuint index, GLenum type,
1144                                         GLboolean normalized,
1145                                          const GLuint *value);
1146    void (GLAPIENTRYP VertexAttribP4uiv)( GLuint index, GLenum type,
1147                                          GLboolean normalized,
1148                                          const GLuint *value);
1149
1150    /*@}*/
1151
1152    void (GLAPIENTRYP Rectf)( GLfloat, GLfloat, GLfloat, GLfloat );
1153
1154    /**
1155     * \name Array
1156     */
1157    /*@{*/
1158    void (GLAPIENTRYP DrawArrays)( GLenum mode, GLint start, GLsizei count );
1159    void (GLAPIENTRYP DrawElements)( GLenum mode, GLsizei count, GLenum type,
1160                          const GLvoid *indices );
1161    void (GLAPIENTRYP DrawRangeElements)( GLenum mode, GLuint start,
1162                               GLuint end, GLsizei count,
1163                               GLenum type, const GLvoid *indices );
1164    void (GLAPIENTRYP MultiDrawElementsEXT)( GLenum mode, const GLsizei *count,
1165                                             GLenum type,
1166                                             const GLvoid **indices,
1167                                             GLsizei primcount);
1168    void (GLAPIENTRYP DrawElementsBaseVertex)( GLenum mode, GLsizei count,
1169                                               GLenum type,
1170                                               const GLvoid *indices,
1171                                               GLint basevertex );
1172    void (GLAPIENTRYP DrawRangeElementsBaseVertex)( GLenum mode, GLuint start,
1173                                                    GLuint end, GLsizei count,
1174                                                    GLenum type,
1175                                                    const GLvoid *indices,
1176                                                    GLint basevertex);
1177    void (GLAPIENTRYP MultiDrawElementsBaseVertex)( GLenum mode,
1178                                                    const GLsizei *count,
1179                                                    GLenum type,
1180                                                    const GLvoid **indices,
1181                                                    GLsizei primcount,
1182                                                    const GLint *basevertex);
1183    void (GLAPIENTRYP DrawArraysInstanced)(GLenum mode, GLint first,
1184                                           GLsizei count, GLsizei primcount);
1185    void (GLAPIENTRYP DrawElementsInstanced)(GLenum mode, GLsizei count,
1186                                             GLenum type, const GLvoid *indices,
1187                                             GLsizei primcount);
1188    void (GLAPIENTRYP DrawElementsInstancedBaseVertex)(GLenum mode, GLsizei count,
1189                                             GLenum type, const GLvoid *indices,
1190                                             GLsizei primcount, GLint basevertex);
1191    void (GLAPIENTRYP DrawTransformFeedback)(GLenum mode, GLuint name);
1192    /*@}*/
1193
1194    /**
1195     * \name Eval
1196     *
1197     * If you don't support eval, fallback to the default vertex format
1198     * on receiving an eval call and use the pipeline mechanism to
1199     * provide partial T&L acceleration.
1200     *
1201     * Mesa will provide a set of helper functions to do eval within
1202     * accelerated vertex formats, eventually...
1203     */
1204    /*@{*/
1205    void (GLAPIENTRYP EvalMesh1)( GLenum mode, GLint i1, GLint i2 );
1206    void (GLAPIENTRYP EvalMesh2)( GLenum mode, GLint i1, GLint i2, GLint j1, GLint j2 );
1207    /*@}*/
1208
1209 } GLvertexformat;
1210
1211
1212 #endif /* DD_INCLUDED */