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 texObj is the target texture object.
 207     * \param texImage is the target texture image.
 208     */
 209    void (*TexImage1D)( struct gl_context *ctx, GLenum target, GLint level,
 210                        GLint internalFormat,
 211                        GLint width, GLint border,
 212                        GLenum format, GLenum type, const GLvoid *pixels,
 213                        const struct gl_pixelstore_attrib *packing,
 214                        struct gl_texture_object *texObj,
 215                        struct gl_texture_image *texImage );
 216
 217    /**
 218     * Called by glTexImage2D().
 219     *
 220     * \sa dd_function_table::TexImage1D.
 221     */
 222    void (*TexImage2D)( struct gl_context *ctx, GLenum target, GLint level,
 223                        GLint internalFormat,
 224                        GLint width, GLint height, GLint border,
 225                        GLenum format, GLenum type, const GLvoid *pixels,
 226                        const struct gl_pixelstore_attrib *packing,
 227                        struct gl_texture_object *texObj,
 228                        struct gl_texture_image *texImage );
 229
 230    /**
 231     * Called by glTexImage3D().
 232     *
 233     * \sa dd_function_table::TexImage1D.
 234     */
 235    void (*TexImage3D)( struct gl_context *ctx, GLenum target, GLint level,
 236                        GLint internalFormat,
 237                        GLint width, GLint height, GLint depth, GLint border,
 238                        GLenum format, GLenum type, const GLvoid *pixels,
 239                        const struct gl_pixelstore_attrib *packing,
 240                        struct gl_texture_object *texObj,
 241                        struct gl_texture_image *texImage );
 242
 243    /**
 244     * Called by glTexSubImage1D().  Replace a subset of the target texture
 245     * with new texel data.
 246     * \sa dd_function_table::TexImage1D.
 247     */
 248    void (*TexSubImage1D)( struct gl_context *ctx, GLenum target, GLint level,
 249                           GLint xoffset, GLsizei width,
 250                           GLenum format, GLenum type,
 251                           const GLvoid *pixels,
 252                           const struct gl_pixelstore_attrib *packing,
 253                           struct gl_texture_object *texObj,
 254                           struct gl_texture_image *texImage );
 255
 256    /**
 257     * Called by glTexSubImage2D().
 258     *
 259     * \sa dd_function_table::TexSubImage1D.
 260     */
 261    void (*TexSubImage2D)( struct gl_context *ctx, GLenum target, GLint level,
 262                           GLint xoffset, GLint yoffset,
 263                           GLsizei width, GLsizei height,
 264                           GLenum format, GLenum type,
 265                           const GLvoid *pixels,
 266                           const struct gl_pixelstore_attrib *packing,
 267                           struct gl_texture_object *texObj,
 268                           struct gl_texture_image *texImage );
 269
 270    /**
 271     * Called by glTexSubImage3D().
 272     *
 273     * \sa dd_function_table::TexSubImage1D.
 274     */
 275    void (*TexSubImage3D)( struct gl_context *ctx, GLenum target, GLint level,
 276                           GLint xoffset, GLint yoffset, GLint zoffset,
 277                           GLsizei width, GLsizei height, GLint depth,
 278                           GLenum format, GLenum type,
 279                           const GLvoid *pixels,
 280                           const struct gl_pixelstore_attrib *packing,
 281                           struct gl_texture_object *texObj,
 282                           struct gl_texture_image *texImage );
 283
 284    /**
 285     * Called by glGetTexImage().
 286     */
 287    void (*GetTexImage)( struct gl_context *ctx, GLenum target, GLint level,
 288                         GLenum format, GLenum type, GLvoid *pixels,
 289                         struct gl_texture_object *texObj,
 290                         struct gl_texture_image *texImage );
 291
 292    /**
 293     * Called by glCopyTexSubImage1D().
 294     *
 295     * Drivers should use a fallback routine from texstore.c if needed.
 296     */
 297    void (*CopyTexSubImage1D)( struct gl_context *ctx, GLenum target, GLint level,
 298                               GLint xoffset,
 299                               GLint x, GLint y, GLsizei width );
 300    /**
 301     * Called by glCopyTexSubImage2D().
 302     *
 303     * Drivers should use a fallback routine from texstore.c if needed.
 304     */
 305    void (*CopyTexSubImage2D)( struct gl_context *ctx, GLenum target, GLint level,
 306                               GLint xoffset, GLint yoffset,
 307                               GLint x, GLint y,
 308                               GLsizei width, GLsizei height );
 309    /**
 310     * Called by glCopyTexSubImage3D().
 311     *
 312     * Drivers should use a fallback routine from texstore.c if needed.
 313     */
 314    void (*CopyTexSubImage3D)( struct gl_context *ctx, GLenum target, GLint level,
 315                               GLint xoffset, GLint yoffset, GLint zoffset,
 316                               GLint x, GLint y,
 317                               GLsizei width, GLsizei height );
 318
 319    /**
 320     * Called by glGenerateMipmap() or when GL_GENERATE_MIPMAP_SGIS is enabled.
 321     */
 322    void (*GenerateMipmap)(struct gl_context *ctx, GLenum target,
 323                           struct gl_texture_object *texObj);
 324
 325    /**
 326     * Called by glTexImage[123]D when user specifies a proxy texture
 327     * target.
 328     *
 329     * \return GL_TRUE if the proxy test passes, or GL_FALSE if the test fails.
 330     */
 331    GLboolean (*TestProxyTexImage)(struct gl_context *ctx, GLenum target,
 332                                   GLint level, GLint internalFormat,
 333                                   GLenum format, GLenum type,
 334                                   GLint width, GLint height,
 335                                   GLint depth, GLint border);
 336    /*@}*/
 337
 338
 339    /**
 340     * \name Compressed texture functions
 341     */
 342    /*@{*/
 343
 344    /**
 345     * Called by glCompressedTexImage1D().
 346     *
 347     * \param target user specified.
 348     * \param format user specified.
 349     * \param type user specified.
 350     * \param pixels user specified.
 351     * \param packing indicates the image packing of pixels.
 352     * \param texObj is the target texture object.
 353     * \param texImage is the target texture image.  It will have the texture \p
 354     * width, \p height, \p depth, \p border and \p internalFormat information.
 355     *
 356     * \a retainInternalCopy is returned by this function and indicates whether
 357     * core Mesa should keep an internal copy of the texture image.
 358     */
 359    void (*CompressedTexImage1D)( struct gl_context *ctx, GLenum target,
 360                                  GLint level, GLint internalFormat,
 361                                  GLsizei width, GLint border,
 362                                  GLsizei imageSize, const GLvoid *data,
 363                                  struct gl_texture_object *texObj,
 364                                  struct gl_texture_image *texImage );
 365    /**
 366     * Called by glCompressedTexImage2D().
 367     *
 368     * \sa dd_function_table::CompressedTexImage1D.
 369     */
 370    void (*CompressedTexImage2D)( struct gl_context *ctx, GLenum target,
 371                                  GLint level, GLint internalFormat,
 372                                  GLsizei width, GLsizei height, GLint border,
 373                                  GLsizei imageSize, const GLvoid *data,
 374                                  struct gl_texture_object *texObj,
 375                                  struct gl_texture_image *texImage );
 376    /**
 377     * Called by glCompressedTexImage3D().
 378     *
 379     * \sa dd_function_table::CompressedTexImage3D.
 380     */
 381    void (*CompressedTexImage3D)( struct gl_context *ctx, GLenum target,
 382                                  GLint level, GLint internalFormat,
 383                                  GLsizei width, GLsizei height, GLsizei depth,
 384                                  GLint border,
 385                                  GLsizei imageSize, const GLvoid *data,
 386                                  struct gl_texture_object *texObj,
 387                                  struct gl_texture_image *texImage );
 388
 389    /**
 390     * Called by glCompressedTexSubImage1D().
 391     *
 392     * \param target user specified.
 393     * \param level user specified.
 394     * \param xoffset user specified.
 395     * \param yoffset user specified.
 396     * \param zoffset user specified.
 397     * \param width user specified.
 398     * \param height user specified.
 399     * \param depth user specified.
 400     * \param imageSize user specified.
 401     * \param data user specified.
 402     * \param texObj is the target texture object.
 403     * \param texImage is the target texture image.  It will have the texture \p
 404     * width, \p height, \p depth, \p border and \p internalFormat information.
 405     */
 406    void (*CompressedTexSubImage1D)(struct gl_context *ctx, GLenum target, GLint level,
 407                                    GLint xoffset, GLsizei width,
 408                                    GLenum format,
 409                                    GLsizei imageSize, const GLvoid *data,
 410                                    struct gl_texture_object *texObj,
 411                                    struct gl_texture_image *texImage);
 412    /**
 413     * Called by glCompressedTexSubImage2D().
 414     *
 415     * \sa dd_function_table::CompressedTexImage3D.
 416     */
 417    void (*CompressedTexSubImage2D)(struct gl_context *ctx, GLenum target, GLint level,
 418                                    GLint xoffset, GLint yoffset,
 419                                    GLsizei width, GLint height,
 420                                    GLenum format,
 421                                    GLsizei imageSize, const GLvoid *data,
 422                                    struct gl_texture_object *texObj,
 423                                    struct gl_texture_image *texImage);
 424    /**
 425     * Called by glCompressedTexSubImage3D().
 426     *
 427     * \sa dd_function_table::CompressedTexImage3D.
 428     */
 429    void (*CompressedTexSubImage3D)(struct gl_context *ctx, GLenum target, GLint level,
 430                                    GLint xoffset, GLint yoffset, GLint zoffset,
 431                                    GLsizei width, GLint height, GLint depth,
 432                                    GLenum format,
 433                                    GLsizei imageSize, const GLvoid *data,
 434                                    struct gl_texture_object *texObj,
 435                                    struct gl_texture_image *texImage);
 436
 437
 438    /**
 439     * Called by glGetCompressedTexImage.
 440     */
 441    void (*GetCompressedTexImage)(struct gl_context *ctx, GLenum target, GLint level,
 442                                  GLvoid *img,
 443                                  struct gl_texture_object *texObj,
 444                                  struct gl_texture_image *texImage);
 445
 446    /*@}*/
 447
 448    /**
 449     * \name Texture object functions
 450     */
 451    /*@{*/
 452
 453    /**
 454     * Called by glBindTexture().
 455     */
 456    void (*BindTexture)( struct gl_context *ctx, GLenum target,
 457                         struct gl_texture_object *tObj );
 458
 459    /**
 460     * Called to allocate a new texture object.
 461     * A new gl_texture_object should be returned.  The driver should
 462     * attach to it any device-specific info it needs.
 463     */
 464    struct gl_texture_object * (*NewTextureObject)( struct gl_context *ctx, GLuint name,
 465                                                    GLenum target );
 466    /**
 467     * Called when a texture object is about to be deallocated.
 468     *
 469     * Driver should delete the gl_texture_object object and anything
 470     * hanging off of it.
 471     */
 472    void (*DeleteTexture)( struct gl_context *ctx, struct gl_texture_object *tObj );
 473
 474    /**
 475     * Called to allocate a new texture image object.
 476     */
 477    struct gl_texture_image * (*NewTextureImage)( struct gl_context *ctx );
 478
 479    /**
 480     * Called to free tImage->Data.
 481     */
 482    void (*FreeTextureImageBuffer)( struct gl_context *ctx, struct gl_texture_image *tImage );
 483
 484    /** Map a slice of a texture image into user space.
 485     * \param texImage  the texture image
 486     * \param slice  the 3D image slice or array texture slice
 487     * \param x, y, w, h  region of interest
 488     * \param mode  bitmask of GL_MAP_READ_BIT, GL_MAP_WRITE_BIT
 489     * \param mapOut  returns start of mapping of region of interest
 490     * \param rowStrideOut  returns row stride (in bytes)
 491     */
 492    void (*MapTextureImage)(struct gl_context *ctx,
 493                            struct gl_texture_image *texImage,
 494                            GLuint slice,
 495                            GLuint x, GLuint y, GLuint w, GLuint h,
 496                            GLbitfield mode,
 497                            GLubyte **mapOut, GLint *rowStrideOut);
 498
 499    void (*UnmapTextureImage)(struct gl_context *ctx,
 500                              struct gl_texture_image *texImage,
 501                              GLuint slice);
 502
 503    /** Map texture image data into user space */
 504    void (*MapTexture)( struct gl_context *ctx, struct gl_texture_object *tObj );
 505    /** Unmap texture images from user space */
 506    void (*UnmapTexture)( struct gl_context *ctx, struct gl_texture_object *tObj );
 507
 508    /**
 509     * Note: no context argument.  This function doesn't initially look
 510     * like it belongs here, except that the driver is the only entity
 511     * that knows for sure how the texture memory is allocated - via
 512     * the above callbacks.  There is then an argument that the driver
 513     * knows what memcpy paths might be fast.  Typically this is invoked with
 514     *
 515     * to -- a pointer into texture memory allocated by NewTextureImage() above.
 516     * from -- a pointer into client memory or a mesa temporary.
 517     * sz -- nr bytes to copy.
 518     */
 519    void* (*TextureMemCpy)( void *to, const void *from, size_t sz );
 520
 521    /**
 522     * Called by glAreTextureResident().
 523     */
 524    GLboolean (*IsTextureResident)( struct gl_context *ctx,
 525                                    struct gl_texture_object *t );
 526    /*@}*/
 527
 528
 529    /**
 530     * \name Vertex/fragment program functions
 531     */
 532    /*@{*/
 533    /** Bind a vertex/fragment program */
 534    void (*BindProgram)(struct gl_context *ctx, GLenum target, struct gl_program *prog);
 535    /** Allocate a new program */
 536    struct gl_program * (*NewProgram)(struct gl_context *ctx, GLenum target, GLuint id);
 537    /** Delete a program */
 538    void (*DeleteProgram)(struct gl_context *ctx, struct gl_program *prog);
 539    /**
 540     * Notify driver that a program string (and GPU code) has been specified
 541     * or modified.  Return GL_TRUE or GL_FALSE to indicate if the program is
 542     * supported by the driver.
 543     */
 544    GLboolean (*ProgramStringNotify)(struct gl_context *ctx, GLenum target,
 545                                     struct gl_program *prog);
 546
 547    /** Query if program can be loaded onto hardware */
 548    GLboolean (*IsProgramNative)(struct gl_context *ctx, GLenum target,
 549                                 struct gl_program *prog);
 550
 551    /*@}*/
 552
 553    /**
 554     * \name GLSL shader/program functions.
 555     */
 556    /*@{*/
 557    /**
 558     * Called when a shader program is linked.
 559     *
 560     * This gives drivers an opportunity to clone the IR and make their
 561     * own transformations on it for the purposes of code generation.
 562     */
 563    GLboolean (*LinkShader)(struct gl_context *ctx, struct gl_shader_program *shader);
 564    /*@}*/
 565
 566    /**
 567     * \name State-changing functions.
 568     *
 569     * \note drawing functions are above.
 570     *
 571     * These functions are called by their corresponding OpenGL API functions.
 572     * They are \e also called by the gl_PopAttrib() function!!!
 573     * May add more functions like these to the device driver in the future.
 574     */
 575    /*@{*/
 576    /** Specify the alpha test function */
 577    void (*AlphaFunc)(struct gl_context *ctx, GLenum func, GLfloat ref);
 578    /** Set the blend color */
 579    void (*BlendColor)(struct gl_context *ctx, const GLfloat color[4]);
 580    /** Set the blend equation */
 581    void (*BlendEquationSeparate)(struct gl_context *ctx, GLenum modeRGB, GLenum modeA);
 582    void (*BlendEquationSeparatei)(struct gl_context *ctx, GLuint buffer,
 583                                   GLenum modeRGB, GLenum modeA);
 584    /** Specify pixel arithmetic */
 585    void (*BlendFuncSeparate)(struct gl_context *ctx,
 586                              GLenum sfactorRGB, GLenum dfactorRGB,
 587                              GLenum sfactorA, GLenum dfactorA);
 588    void (*BlendFuncSeparatei)(struct gl_context *ctx, GLuint buffer,
 589                               GLenum sfactorRGB, GLenum dfactorRGB,
 590                               GLenum sfactorA, GLenum dfactorA);
 591    /** Specify clear values for the color buffers */
 592    void (*ClearColor)(struct gl_context *ctx, const GLfloat color[4]);
 593    /** Specify the clear value for the depth buffer */
 594    void (*ClearDepth)(struct gl_context *ctx, GLclampd d);
 595    /** Specify the clear value for the stencil buffer */
 596    void (*ClearStencil)(struct gl_context *ctx, GLint s);
 597    /** Specify a plane against which all geometry is clipped */
 598    void (*ClipPlane)(struct gl_context *ctx, GLenum plane, const GLfloat *equation );
 599    /** Enable and disable writing of frame buffer color components */
 600    void (*ColorMask)(struct gl_context *ctx, GLboolean rmask, GLboolean gmask,
 601                      GLboolean bmask, GLboolean amask );
 602    void (*ColorMaskIndexed)(struct gl_context *ctx, GLuint buf, GLboolean rmask,
 603                             GLboolean gmask, GLboolean bmask, GLboolean amask);
 604    /** Cause a material color to track the current color */
 605    void (*ColorMaterial)(struct gl_context *ctx, GLenum face, GLenum mode);
 606    /** Specify whether front- or back-facing facets can be culled */
 607    void (*CullFace)(struct gl_context *ctx, GLenum mode);
 608    /** Define front- and back-facing polygons */
 609    void (*FrontFace)(struct gl_context *ctx, GLenum mode);
 610    /** Specify the value used for depth buffer comparisons */
 611    void (*DepthFunc)(struct gl_context *ctx, GLenum func);
 612    /** Enable or disable writing into the depth buffer */
 613    void (*DepthMask)(struct gl_context *ctx, GLboolean flag);
 614    /** Specify mapping of depth values from NDC to window coordinates */
 615    void (*DepthRange)(struct gl_context *ctx, GLclampd nearval, GLclampd farval);
 616    /** Specify the current buffer for writing */
 617    void (*DrawBuffer)( struct gl_context *ctx, GLenum buffer );
 618    /** Specify the buffers for writing for fragment programs*/
 619    void (*DrawBuffers)( struct gl_context *ctx, GLsizei n, const GLenum *buffers );
 620    /** Enable or disable server-side gl capabilities */
 621    void (*Enable)(struct gl_context *ctx, GLenum cap, GLboolean state);
 622    /** Specify fog parameters */
 623    void (*Fogfv)(struct gl_context *ctx, GLenum pname, const GLfloat *params);
 624    /** Specify implementation-specific hints */
 625    void (*Hint)(struct gl_context *ctx, GLenum target, GLenum mode);
 626    /** Set light source parameters.
 627     * Note: for GL_POSITION and GL_SPOT_DIRECTION, params will have already
 628     * been transformed to eye-space.
 629     */
 630    void (*Lightfv)(struct gl_context *ctx, GLenum light,
 631                    GLenum pname, const GLfloat *params );
 632    /** Set the lighting model parameters */
 633    void (*LightModelfv)(struct gl_context *ctx, GLenum pname, const GLfloat *params);
 634    /** Specify the line stipple pattern */
 635    void (*LineStipple)(struct gl_context *ctx, GLint factor, GLushort pattern );
 636    /** Specify the width of rasterized lines */
 637    void (*LineWidth)(struct gl_context *ctx, GLfloat width);
 638    /** Specify a logical pixel operation for color index rendering */
 639    void (*LogicOpcode)(struct gl_context *ctx, GLenum opcode);
 640    void (*PointParameterfv)(struct gl_context *ctx, GLenum pname,
 641                             const GLfloat *params);
 642    /** Specify the diameter of rasterized points */
 643    void (*PointSize)(struct gl_context *ctx, GLfloat size);
 644    /** Select a polygon rasterization mode */
 645    void (*PolygonMode)(struct gl_context *ctx, GLenum face, GLenum mode);
 646    /** Set the scale and units used to calculate depth values */
 647    void (*PolygonOffset)(struct gl_context *ctx, GLfloat factor, GLfloat units);
 648    /** Set the polygon stippling pattern */
 649    void (*PolygonStipple)(struct gl_context *ctx, const GLubyte *mask );
 650    /* Specifies the current buffer for reading */
 651    void (*ReadBuffer)( struct gl_context *ctx, GLenum buffer );
 652    /** Set rasterization mode */
 653    void (*RenderMode)(struct gl_context *ctx, GLenum mode );
 654    /** Define the scissor box */
 655    void (*Scissor)(struct gl_context *ctx, GLint x, GLint y, GLsizei w, GLsizei h);
 656    /** Select flat or smooth shading */
 657    void (*ShadeModel)(struct gl_context *ctx, GLenum mode);
 658    /** OpenGL 2.0 two-sided StencilFunc */
 659    void (*StencilFuncSeparate)(struct gl_context *ctx, GLenum face, GLenum func,
 660                                GLint ref, GLuint mask);
 661    /** OpenGL 2.0 two-sided StencilMask */
 662    void (*StencilMaskSeparate)(struct gl_context *ctx, GLenum face, GLuint mask);
 663    /** OpenGL 2.0 two-sided StencilOp */
 664    void (*StencilOpSeparate)(struct gl_context *ctx, GLenum face, GLenum fail,
 665                              GLenum zfail, GLenum zpass);
 666    /** Control the generation of texture coordinates */
 667    void (*TexGen)(struct gl_context *ctx, GLenum coord, GLenum pname,
 668                   const GLfloat *params);
 669    /** Set texture environment parameters */
 670    void (*TexEnv)(struct gl_context *ctx, GLenum target, GLenum pname,
 671                   const GLfloat *param);
 672    /** Set texture parameters */
 673    void (*TexParameter)(struct gl_context *ctx, GLenum target,
 674                         struct gl_texture_object *texObj,
 675                         GLenum pname, const GLfloat *params);
 676    /** Set the viewport */
 677    void (*Viewport)(struct gl_context *ctx, GLint x, GLint y, GLsizei w, GLsizei h);
 678    /*@}*/
 679
 680
 681    /**
 682     * \name Vertex/pixel buffer object functions
 683     */
 684    /*@{*/
 685    void (*BindBuffer)( struct gl_context *ctx, GLenum target,
 686                        struct gl_buffer_object *obj );
 687
 688    struct gl_buffer_object * (*NewBufferObject)( struct gl_context *ctx, GLuint buffer,
 689                                                  GLenum target );
 690
 691    void (*DeleteBuffer)( struct gl_context *ctx, struct gl_buffer_object *obj );
 692
 693    GLboolean (*BufferData)( struct gl_context *ctx, GLenum target, GLsizeiptrARB size,
 694                             const GLvoid *data, GLenum usage,
 695                             struct gl_buffer_object *obj );
 696
 697    void (*BufferSubData)( struct gl_context *ctx, GLintptrARB offset,
 698                           GLsizeiptrARB size, const GLvoid *data,
 699                           struct gl_buffer_object *obj );
 700
 701    void (*GetBufferSubData)( struct gl_context *ctx,
 702                              GLintptrARB offset, GLsizeiptrARB size,
 703                              GLvoid *data, struct gl_buffer_object *obj );
 704
 705    void (*CopyBufferSubData)( struct gl_context *ctx,
 706                               struct gl_buffer_object *src,
 707                               struct gl_buffer_object *dst,
 708                               GLintptr readOffset, GLintptr writeOffset,
 709                               GLsizeiptr size );
 710
 711    /* May return NULL if MESA_MAP_NOWAIT_BIT is set in access:
 712     */
 713    void * (*MapBufferRange)( struct gl_context *ctx, GLintptr offset,
 714                              GLsizeiptr length, GLbitfield access,
 715                              struct gl_buffer_object *obj);
 716
 717    void (*FlushMappedBufferRange)(struct gl_context *ctx,
 718                                   GLintptr offset, GLsizeiptr length,
 719                                   struct gl_buffer_object *obj);
 720
 721    GLboolean (*UnmapBuffer)( struct gl_context *ctx,
 722                              struct gl_buffer_object *obj );
 723    /*@}*/
 724
 725    /**
 726     * \name Functions for GL_APPLE_object_purgeable
 727     */
 728    /*@{*/
 729    /* variations on ObjectPurgeable */
 730    GLenum (*BufferObjectPurgeable)( struct gl_context *ctx, struct gl_buffer_object *obj, GLenum option );
 731    GLenum (*RenderObjectPurgeable)( struct gl_context *ctx, struct gl_renderbuffer *obj, GLenum option );
 732    GLenum (*TextureObjectPurgeable)( struct gl_context *ctx, struct gl_texture_object *obj, GLenum option );
 733
 734    /* variations on ObjectUnpurgeable */
 735    GLenum (*BufferObjectUnpurgeable)( struct gl_context *ctx, struct gl_buffer_object *obj, GLenum option );
 736    GLenum (*RenderObjectUnpurgeable)( struct gl_context *ctx, struct gl_renderbuffer *obj, GLenum option );
 737    GLenum (*TextureObjectUnpurgeable)( struct gl_context *ctx, struct gl_texture_object *obj, GLenum option );
 738    /*@}*/
 739
 740    /**
 741     * \name Functions for GL_EXT_framebuffer_{object,blit}.
 742     */
 743    /*@{*/
 744    struct gl_framebuffer * (*NewFramebuffer)(struct gl_context *ctx, GLuint name);
 745    struct gl_renderbuffer * (*NewRenderbuffer)(struct gl_context *ctx, GLuint name);
 746    void (*BindFramebuffer)(struct gl_context *ctx, GLenum target,
 747                            struct gl_framebuffer *drawFb,
 748                            struct gl_framebuffer *readFb);
 749    void (*FramebufferRenderbuffer)(struct gl_context *ctx,
 750                                    struct gl_framebuffer *fb,
 751                                    GLenum attachment,
 752                                    struct gl_renderbuffer *rb);
 753    void (*RenderTexture)(struct gl_context *ctx,
 754                          struct gl_framebuffer *fb,
 755                          struct gl_renderbuffer_attachment *att);
 756    void (*FinishRenderTexture)(struct gl_context *ctx,
 757                                struct gl_renderbuffer_attachment *att);
 758    void (*ValidateFramebuffer)(struct gl_context *ctx,
 759                                struct gl_framebuffer *fb);
 760    /*@}*/
 761    void (*BlitFramebuffer)(struct gl_context *ctx,
 762                            GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
 763                            GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1,
 764                            GLbitfield mask, GLenum filter);
 765
 766    /**
 767     * \name Query objects
 768     */
 769    /*@{*/
 770    struct gl_query_object * (*NewQueryObject)(struct gl_context *ctx, GLuint id);
 771    void (*DeleteQuery)(struct gl_context *ctx, struct gl_query_object *q);
 772    void (*BeginQuery)(struct gl_context *ctx, struct gl_query_object *q);
 773    void (*EndQuery)(struct gl_context *ctx, struct gl_query_object *q);
 774    void (*CheckQuery)(struct gl_context *ctx, struct gl_query_object *q);
 775    void (*WaitQuery)(struct gl_context *ctx, struct gl_query_object *q);
 776    /*@}*/
 777
 778
 779    /**
 780     * \name Vertex Array objects
 781     */
 782    /*@{*/
 783    struct gl_array_object * (*NewArrayObject)(struct gl_context *ctx, GLuint id);
 784    void (*DeleteArrayObject)(struct gl_context *ctx, struct gl_array_object *obj);
 785    void (*BindArrayObject)(struct gl_context *ctx, struct gl_array_object *obj);
 786    /*@}*/
 787
 788    /**
 789     * \name GLSL-related functions (ARB extensions and OpenGL 2.x)
 790     */
 791    /*@{*/
 792    struct gl_shader *(*NewShader)(struct gl_context *ctx, GLuint name, GLenum type);
 793    void (*DeleteShader)(struct gl_context *ctx, struct gl_shader *shader);
 794    struct gl_shader_program *(*NewShaderProgram)(struct gl_context *ctx, GLuint name);
 795    void (*DeleteShaderProgram)(struct gl_context *ctx,
 796                                struct gl_shader_program *shProg);
 797    void (*UseProgram)(struct gl_context *ctx, struct gl_shader_program *shProg);
 798    /*@}*/
 799
 800
 801    /**
 802     * \name Support for multiple T&L engines
 803     */
 804    /*@{*/
 805
 806    /**
 807     * Bitmask of state changes that require the current T&L module to be
 808     * validated, using ValidateTnlModule() below.
 809     */
 810    GLuint NeedValidate;
 811
 812    /**
 813     * Validate the current T&L module.
 814     *
 815     * This is called directly after UpdateState() when a state change that has
 816     * occurred matches the dd_function_table::NeedValidate bitmask above.  This
 817     * ensures all computed values are up to date, thus allowing the driver to
 818     * decide if the current T&L module needs to be swapped out.
 819     *
 820     * This must be non-NULL if a driver installs a custom T&L module and sets
 821     * the dd_function_table::NeedValidate bitmask, but may be NULL otherwise.
 822     */
 823    void (*ValidateTnlModule)( struct gl_context *ctx, GLuint new_state );
 824
 825    /**
 826     * Set by the driver-supplied T&L engine.
 827     *
 828     * Set to PRIM_OUTSIDE_BEGIN_END when outside glBegin()/glEnd().
 829     */
 830    GLuint CurrentExecPrimitive;
 831
 832    /**
 833     * Current state of an in-progress compilation.
 834     *
 835     * May take on any of the additional values PRIM_OUTSIDE_BEGIN_END,
 836     * PRIM_INSIDE_UNKNOWN_PRIM or PRIM_UNKNOWN defined above.
 837     */
 838    GLuint CurrentSavePrimitive;
 839
 840
 841 #define FLUSH_STORED_VERTICES 0x1
 842 #define FLUSH_UPDATE_CURRENT  0x2
 843    /**
 844     * Set by the driver-supplied T&L engine whenever vertices are buffered
 845     * between glBegin()/glEnd() objects or __struct gl_contextRec::Current is not
 846     * updated.
 847     *
 848     * The dd_function_table::FlushVertices call below may be used to resolve
 849     * these conditions.
 850     */
 851    GLuint NeedFlush;
 852    GLuint SaveNeedFlush;
 853
 854
 855    /* Called prior to any of the GLvertexformat functions being
 856     * called.  Paired with Driver.FlushVertices().
 857     */
 858    void (*BeginVertices)( struct gl_context *ctx );
 859
 860    /**
 861     * If inside glBegin()/glEnd(), it should ASSERT(0).  Otherwise, if
 862     * FLUSH_STORED_VERTICES bit in \p flags is set flushes any buffered
 863     * vertices, if FLUSH_UPDATE_CURRENT bit is set updates
 864     * __struct gl_contextRec::Current and gl_light_attrib::Material
 865     *
 866     * Note that the default T&L engine never clears the
 867     * FLUSH_UPDATE_CURRENT bit, even after performing the update.
 868     */
 869    void (*FlushVertices)( struct gl_context *ctx, GLuint flags );
 870    void (*SaveFlushVertices)( struct gl_context *ctx );
 871
 872    /**
 873     * Give the driver the opportunity to hook in its own vtxfmt for
 874     * compiling optimized display lists.  This is called on each valid
 875     * glBegin() during list compilation.
 876     */
 877    GLboolean (*NotifySaveBegin)( struct gl_context *ctx, GLenum mode );
 878
 879    /**
 880     * Notify driver that the special derived value _NeedEyeCoords has
 881     * changed.
 882     */
 883    void (*LightingSpaceChange)( struct gl_context *ctx );
 884
 885    /**
 886     * Called by glNewList().
 887     *
 888     * Let the T&L component know what is going on with display lists
 889     * in time to make changes to dispatch tables, etc.
 890     */
 891    void (*NewList)( struct gl_context *ctx, GLuint list, GLenum mode );
 892    /**
 893     * Called by glEndList().
 894     *
 895     * \sa dd_function_table::NewList.
 896     */
 897    void (*EndList)( struct gl_context *ctx );
 898
 899    /**
 900     * Called by glCallList(s).
 901     *
 902     * Notify the T&L component before and after calling a display list.
 903     */
 904    void (*BeginCallList)( struct gl_context *ctx,
 905                           struct gl_display_list *dlist );
 906    /**
 907     * Called by glEndCallList().
 908     *
 909     * \sa dd_function_table::BeginCallList.
 910     */
 911    void (*EndCallList)( struct gl_context *ctx );
 912
 913
 914    /**
 915     * \name GL_ARB_sync interfaces
 916     */
 917    /*@{*/
 918    struct gl_sync_object * (*NewSyncObject)(struct gl_context *, GLenum);
 919    void (*FenceSync)(struct gl_context *, struct gl_sync_object *, GLenum, GLbitfield);
 920    void (*DeleteSyncObject)(struct gl_context *, struct gl_sync_object *);
 921    void (*CheckSync)(struct gl_context *, struct gl_sync_object *);
 922    void (*ClientWaitSync)(struct gl_context *, struct gl_sync_object *,
 923                           GLbitfield, GLuint64);
 924    void (*ServerWaitSync)(struct gl_context *, struct gl_sync_object *,
 925                           GLbitfield, GLuint64);
 926    /*@}*/
 927
 928    /** GL_NV_conditional_render */
 929    void (*BeginConditionalRender)(struct gl_context *ctx, struct gl_query_object *q,
 930                                   GLenum mode);
 931    void (*EndConditionalRender)(struct gl_context *ctx, struct gl_query_object *q);
 932
 933    /**
 934     * \name GL_OES_draw_texture interface
 935     */
 936    /*@{*/
 937    void (*DrawTex)(struct gl_context *ctx, GLfloat x, GLfloat y, GLfloat z,
 938                    GLfloat width, GLfloat height);
 939    /*@}*/
 940
 941    /**
 942     * \name GL_OES_EGL_image interface
 943     */
 944    void (*EGLImageTargetTexture2D)(struct gl_context *ctx, GLenum target,
 945                                    struct gl_texture_object *texObj,
 946                                    struct gl_texture_image *texImage,
 947                                    GLeglImageOES image_handle);
 948    void (*EGLImageTargetRenderbufferStorage)(struct gl_context *ctx,
 949                                              struct gl_renderbuffer *rb,
 950                                              void *image_handle);
 951
 952    /**
 953     * \name GL_EXT_transform_feedback interface
 954     */
 955    struct gl_transform_feedback_object *
 956         (*NewTransformFeedback)(struct gl_context *ctx, GLuint name);
 957    void (*DeleteTransformFeedback)(struct gl_context *ctx,
 958                                    struct gl_transform_feedback_object *obj);
 959    void (*BeginTransformFeedback)(struct gl_context *ctx, GLenum mode,
 960                                   struct gl_transform_feedback_object *obj);
 961    void (*EndTransformFeedback)(struct gl_context *ctx,
 962                                 struct gl_transform_feedback_object *obj);
 963    void (*PauseTransformFeedback)(struct gl_context *ctx,
 964                                   struct gl_transform_feedback_object *obj);
 965    void (*ResumeTransformFeedback)(struct gl_context *ctx,
 966                                    struct gl_transform_feedback_object *obj);
 967    void (*DrawTransformFeedback)(struct gl_context *ctx, GLenum mode,
 968                                  struct gl_transform_feedback_object *obj);
 969
 970    /**
 971     * \name GL_NV_texture_barrier interface
 972     */
 973    void (*TextureBarrier)(struct gl_context *ctx);
 974
 975    /**
 976     * \name GL_ARB_sampler_objects
 977     */
 978    struct gl_sampler_object * (*NewSamplerObject)(struct gl_context *ctx,
 979                                                   GLuint name);
 980    void (*DeleteSamplerObject)(struct gl_context *ctx,
 981                                struct gl_sampler_object *samp);
 982 };
 983
 984
 985 /**
 986  * Transform/Clip/Lighting interface
 987  *
 988  * Drivers present a reduced set of the functions possible in
 989  * glBegin()/glEnd() objects.  Core mesa provides translation stubs for the
 990  * remaining functions to map down to these entry points.
 991  *
 992  * These are the initial values to be installed into dispatch by
 993  * mesa.  If the T&L driver wants to modify the dispatch table
 994  * while installed, it must do so itself.  It would be possible for
 995  * the vertexformat to install its own initial values for these
 996  * functions, but this way there is an obvious list of what is
 997  * expected of the driver.
 998  *
 999  * If the driver wants to hook in entry points other than those
1000  * listed, it must restore them to their original values in
1001  * the disable() callback, below.
1002  */
1003 typedef struct {
1004    /**
1005     * \name Vertex
1006     */
1007    /*@{*/
1008    void (GLAPIENTRYP ArrayElement)( GLint );
1009    void (GLAPIENTRYP Color3f)( GLfloat, GLfloat, GLfloat );
1010    void (GLAPIENTRYP Color3fv)( const GLfloat * );
1011    void (GLAPIENTRYP Color4f)( GLfloat, GLfloat, GLfloat, GLfloat );
1012    void (GLAPIENTRYP Color4fv)( const GLfloat * );
1013    void (GLAPIENTRYP EdgeFlag)( GLboolean );
1014    void (GLAPIENTRYP EvalCoord1f)( GLfloat );
1015    void (GLAPIENTRYP EvalCoord1fv)( const GLfloat * );
1016    void (GLAPIENTRYP EvalCoord2f)( GLfloat, GLfloat );
1017    void (GLAPIENTRYP EvalCoord2fv)( const GLfloat * );
1018    void (GLAPIENTRYP EvalPoint1)( GLint );
1019    void (GLAPIENTRYP EvalPoint2)( GLint, GLint );
1020    void (GLAPIENTRYP FogCoordfEXT)( GLfloat );
1021    void (GLAPIENTRYP FogCoordfvEXT)( const GLfloat * );
1022    void (GLAPIENTRYP Indexf)( GLfloat );
1023    void (GLAPIENTRYP Indexfv)( const GLfloat * );
1024    void (GLAPIENTRYP Materialfv)( GLenum face, GLenum pname, const GLfloat * );
1025    void (GLAPIENTRYP MultiTexCoord1fARB)( GLenum, GLfloat );
1026    void (GLAPIENTRYP MultiTexCoord1fvARB)( GLenum, const GLfloat * );
1027    void (GLAPIENTRYP MultiTexCoord2fARB)( GLenum, GLfloat, GLfloat );
1028    void (GLAPIENTRYP MultiTexCoord2fvARB)( GLenum, const GLfloat * );
1029    void (GLAPIENTRYP MultiTexCoord3fARB)( GLenum, GLfloat, GLfloat, GLfloat );
1030    void (GLAPIENTRYP MultiTexCoord3fvARB)( GLenum, const GLfloat * );
1031    void (GLAPIENTRYP MultiTexCoord4fARB)( GLenum, GLfloat, GLfloat, GLfloat, GLfloat );
1032    void (GLAPIENTRYP MultiTexCoord4fvARB)( GLenum, const GLfloat * );
1033    void (GLAPIENTRYP Normal3f)( GLfloat, GLfloat, GLfloat );
1034    void (GLAPIENTRYP Normal3fv)( const GLfloat * );
1035    void (GLAPIENTRYP SecondaryColor3fEXT)( GLfloat, GLfloat, GLfloat );
1036    void (GLAPIENTRYP SecondaryColor3fvEXT)( const GLfloat * );
1037    void (GLAPIENTRYP TexCoord1f)( GLfloat );
1038    void (GLAPIENTRYP TexCoord1fv)( const GLfloat * );
1039    void (GLAPIENTRYP TexCoord2f)( GLfloat, GLfloat );
1040    void (GLAPIENTRYP TexCoord2fv)( const GLfloat * );
1041    void (GLAPIENTRYP TexCoord3f)( GLfloat, GLfloat, GLfloat );
1042    void (GLAPIENTRYP TexCoord3fv)( const GLfloat * );
1043    void (GLAPIENTRYP TexCoord4f)( GLfloat, GLfloat, GLfloat, GLfloat );
1044    void (GLAPIENTRYP TexCoord4fv)( const GLfloat * );
1045    void (GLAPIENTRYP Vertex2f)( GLfloat, GLfloat );
1046    void (GLAPIENTRYP Vertex2fv)( const GLfloat * );
1047    void (GLAPIENTRYP Vertex3f)( GLfloat, GLfloat, GLfloat );
1048    void (GLAPIENTRYP Vertex3fv)( const GLfloat * );
1049    void (GLAPIENTRYP Vertex4f)( GLfloat, GLfloat, GLfloat, GLfloat );
1050    void (GLAPIENTRYP Vertex4fv)( const GLfloat * );
1051    void (GLAPIENTRYP CallList)( GLuint );
1052    void (GLAPIENTRYP CallLists)( GLsizei, GLenum, const GLvoid * );
1053    void (GLAPIENTRYP Begin)( GLenum );
1054    void (GLAPIENTRYP End)( void );
1055    void (GLAPIENTRYP PrimitiveRestartNV)( void );
1056    /* GL_NV_vertex_program */
1057    void (GLAPIENTRYP VertexAttrib1fNV)( GLuint index, GLfloat x );
1058    void (GLAPIENTRYP VertexAttrib1fvNV)( GLuint index, const GLfloat *v );
1059    void (GLAPIENTRYP VertexAttrib2fNV)( GLuint index, GLfloat x, GLfloat y );
1060    void (GLAPIENTRYP VertexAttrib2fvNV)( GLuint index, const GLfloat *v );
1061    void (GLAPIENTRYP VertexAttrib3fNV)( GLuint index, GLfloat x, GLfloat y, GLfloat z );
1062    void (GLAPIENTRYP VertexAttrib3fvNV)( GLuint index, const GLfloat *v );
1063    void (GLAPIENTRYP VertexAttrib4fNV)( GLuint index, GLfloat x, GLfloat y, GLfloat z, GLfloat w );
1064    void (GLAPIENTRYP VertexAttrib4fvNV)( GLuint index, const GLfloat *v );
1065    /* GL_ARB_vertex_program */
1066    void (GLAPIENTRYP VertexAttrib1fARB)( GLuint index, GLfloat x );
1067    void (GLAPIENTRYP VertexAttrib1fvARB)( GLuint index, const GLfloat *v );
1068    void (GLAPIENTRYP VertexAttrib2fARB)( GLuint index, GLfloat x, GLfloat y );
1069    void (GLAPIENTRYP VertexAttrib2fvARB)( GLuint index, const GLfloat *v );
1070    void (GLAPIENTRYP VertexAttrib3fARB)( GLuint index, GLfloat x, GLfloat y, GLfloat z );
1071    void (GLAPIENTRYP VertexAttrib3fvARB)( GLuint index, const GLfloat *v );
1072    void (GLAPIENTRYP VertexAttrib4fARB)( GLuint index, GLfloat x, GLfloat y, GLfloat z, GLfloat w );
1073    void (GLAPIENTRYP VertexAttrib4fvARB)( GLuint index, const GLfloat *v );
1074
1075    /* GL_EXT_gpu_shader4 / GL 3.0 */
1076    void (GLAPIENTRYP VertexAttribI1i)( GLuint index, GLint x);
1077    void (GLAPIENTRYP VertexAttribI2i)( GLuint index, GLint x, GLint y);
1078    void (GLAPIENTRYP VertexAttribI3i)( GLuint index, GLint x, GLint y, GLint z);
1079    void (GLAPIENTRYP VertexAttribI4i)( GLuint index, GLint x, GLint y, GLint z, GLint w);
1080    void (GLAPIENTRYP VertexAttribI2iv)( GLuint index, const GLint *v);
1081    void (GLAPIENTRYP VertexAttribI3iv)( GLuint index, const GLint *v);
1082    void (GLAPIENTRYP VertexAttribI4iv)( GLuint index, const GLint *v);
1083
1084    void (GLAPIENTRYP VertexAttribI1ui)( GLuint index, GLuint x);
1085    void (GLAPIENTRYP VertexAttribI2ui)( GLuint index, GLuint x, GLuint y);
1086    void (GLAPIENTRYP VertexAttribI3ui)( GLuint index, GLuint x, GLuint y, GLuint z);
1087    void (GLAPIENTRYP VertexAttribI4ui)( GLuint index, GLuint x, GLuint y, GLuint z, GLuint w);
1088    void (GLAPIENTRYP VertexAttribI2uiv)( GLuint index, const GLuint *v);
1089    void (GLAPIENTRYP VertexAttribI3uiv)( GLuint index, const GLuint *v);
1090    void (GLAPIENTRYP VertexAttribI4uiv)( GLuint index, const GLuint *v);
1091
1092    /* GL_ARB_vertex_type_10_10_10_2_rev / GL3.3 */
1093    void (GLAPIENTRYP VertexP2ui)( GLenum type, GLuint value );
1094    void (GLAPIENTRYP VertexP2uiv)( GLenum type, const GLuint *value);
1095
1096    void (GLAPIENTRYP VertexP3ui)( GLenum type, GLuint value );
1097    void (GLAPIENTRYP VertexP3uiv)( GLenum type, const GLuint *value);
1098
1099    void (GLAPIENTRYP VertexP4ui)( GLenum type, GLuint value );
1100    void (GLAPIENTRYP VertexP4uiv)( GLenum type, const GLuint *value);
1101
1102    void (GLAPIENTRYP TexCoordP1ui)( GLenum type, GLuint coords );
1103    void (GLAPIENTRYP TexCoordP1uiv)( GLenum type, const GLuint *coords );
1104
1105    void (GLAPIENTRYP TexCoordP2ui)( GLenum type, GLuint coords );
1106    void (GLAPIENTRYP TexCoordP2uiv)( GLenum type, const GLuint *coords );
1107
1108    void (GLAPIENTRYP TexCoordP3ui)( GLenum type, GLuint coords );
1109    void (GLAPIENTRYP TexCoordP3uiv)( GLenum type, const GLuint *coords );
1110
1111    void (GLAPIENTRYP TexCoordP4ui)( GLenum type, GLuint coords );
1112    void (GLAPIENTRYP TexCoordP4uiv)( GLenum type, const GLuint *coords );
1113
1114    void (GLAPIENTRYP MultiTexCoordP1ui)( GLenum texture, GLenum type, GLuint coords );
1115    void (GLAPIENTRYP MultiTexCoordP1uiv)( GLenum texture, GLenum type, const GLuint *coords );
1116    void (GLAPIENTRYP MultiTexCoordP2ui)( GLenum texture, GLenum type, GLuint coords );
1117    void (GLAPIENTRYP MultiTexCoordP2uiv)( GLenum texture, GLenum type, const GLuint *coords );
1118    void (GLAPIENTRYP MultiTexCoordP3ui)( GLenum texture, GLenum type, GLuint coords );
1119    void (GLAPIENTRYP MultiTexCoordP3uiv)( GLenum texture, GLenum type, const GLuint *coords );
1120    void (GLAPIENTRYP MultiTexCoordP4ui)( GLenum texture, GLenum type, GLuint coords );
1121    void (GLAPIENTRYP MultiTexCoordP4uiv)( GLenum texture, GLenum type, const GLuint *coords );
1122
1123    void (GLAPIENTRYP NormalP3ui)( GLenum type, GLuint coords );
1124    void (GLAPIENTRYP NormalP3uiv)( GLenum type, const GLuint *coords );
1125
1126    void (GLAPIENTRYP ColorP3ui)( GLenum type, GLuint color );
1127    void (GLAPIENTRYP ColorP3uiv)( GLenum type, const GLuint *color );
1128
1129    void (GLAPIENTRYP ColorP4ui)( GLenum type, GLuint color );
1130    void (GLAPIENTRYP ColorP4uiv)( GLenum type, const GLuint *color );
1131
1132    void (GLAPIENTRYP SecondaryColorP3ui)( GLenum type, GLuint color );
1133    void (GLAPIENTRYP SecondaryColorP3uiv)( GLenum type, const GLuint *color );
1134
1135    void (GLAPIENTRYP VertexAttribP1ui)( GLuint index, GLenum type,
1136                                         GLboolean normalized, GLuint value);
1137    void (GLAPIENTRYP VertexAttribP2ui)( GLuint index, GLenum type,
1138                                         GLboolean normalized, GLuint value);
1139    void (GLAPIENTRYP VertexAttribP3ui)( GLuint index, GLenum type,
1140                                         GLboolean normalized, GLuint value);
1141    void (GLAPIENTRYP VertexAttribP4ui)( GLuint index, GLenum type,
1142                                         GLboolean normalized, GLuint value);
1143    void (GLAPIENTRYP VertexAttribP1uiv)( GLuint index, GLenum type,
1144                                         GLboolean normalized,
1145                                          const GLuint *value);
1146    void (GLAPIENTRYP VertexAttribP2uiv)( GLuint index, GLenum type,
1147                                         GLboolean normalized,
1148                                          const GLuint *value);
1149    void (GLAPIENTRYP VertexAttribP3uiv)( GLuint index, GLenum type,
1150                                         GLboolean normalized,
1151                                          const GLuint *value);
1152    void (GLAPIENTRYP VertexAttribP4uiv)( GLuint index, GLenum type,
1153                                          GLboolean normalized,
1154                                          const GLuint *value);
1155
1156    /*@}*/
1157
1158    void (GLAPIENTRYP Rectf)( GLfloat, GLfloat, GLfloat, GLfloat );
1159
1160    /**
1161     * \name Array
1162     */
1163    /*@{*/
1164    void (GLAPIENTRYP DrawArrays)( GLenum mode, GLint start, GLsizei count );
1165    void (GLAPIENTRYP DrawElements)( GLenum mode, GLsizei count, GLenum type,
1166                          const GLvoid *indices );
1167    void (GLAPIENTRYP DrawRangeElements)( GLenum mode, GLuint start,
1168                               GLuint end, GLsizei count,
1169                               GLenum type, const GLvoid *indices );
1170    void (GLAPIENTRYP MultiDrawElementsEXT)( GLenum mode, const GLsizei *count,
1171                                             GLenum type,
1172                                             const GLvoid **indices,
1173                                             GLsizei primcount);
1174    void (GLAPIENTRYP DrawElementsBaseVertex)( GLenum mode, GLsizei count,
1175                                               GLenum type,
1176                                               const GLvoid *indices,
1177                                               GLint basevertex );
1178    void (GLAPIENTRYP DrawRangeElementsBaseVertex)( GLenum mode, GLuint start,
1179                                                    GLuint end, GLsizei count,
1180                                                    GLenum type,
1181                                                    const GLvoid *indices,
1182                                                    GLint basevertex);
1183    void (GLAPIENTRYP MultiDrawElementsBaseVertex)( GLenum mode,
1184                                                    const GLsizei *count,
1185                                                    GLenum type,
1186                                                    const GLvoid **indices,
1187                                                    GLsizei primcount,
1188                                                    const GLint *basevertex);
1189    void (GLAPIENTRYP DrawArraysInstanced)(GLenum mode, GLint first,
1190                                           GLsizei count, GLsizei primcount);
1191    void (GLAPIENTRYP DrawElementsInstanced)(GLenum mode, GLsizei count,
1192                                             GLenum type, const GLvoid *indices,
1193                                             GLsizei primcount);
1194    void (GLAPIENTRYP DrawElementsInstancedBaseVertex)(GLenum mode, GLsizei count,
1195                                             GLenum type, const GLvoid *indices,
1196                                             GLsizei primcount, GLint basevertex);
1197    /*@}*/
1198
1199    /**
1200     * \name Eval
1201     *
1202     * If you don't support eval, fallback to the default vertex format
1203     * on receiving an eval call and use the pipeline mechanism to
1204     * provide partial T&L acceleration.
1205     *
1206     * Mesa will provide a set of helper functions to do eval within
1207     * accelerated vertex formats, eventually...
1208     */
1209    /*@{*/
1210    void (GLAPIENTRYP EvalMesh1)( GLenum mode, GLint i1, GLint i2 );
1211    void (GLAPIENTRYP EvalMesh2)( GLenum mode, GLint i1, GLint i2, GLint j1, GLint j2 );
1212    /*@}*/
1213
1214 } GLvertexformat;
1215
1216
1217 #endif /* DD_INCLUDED */