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