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