src/mesa/array_cache/ac_context.h

   1 /* $Id: ac_context.h,v 1.6 2003/01/14 04:55:46 brianp Exp $ */
   2
   3 /*
   4  * Mesa 3-D graphics library
   5  * Version:  5.1
   6  *
   7  * Copyright (C) 1999-2002  Brian Paul   All Rights Reserved.
   8  *
   9  * Permission is hereby granted, free of charge, to any person obtaining a
  10  * copy of this software and associated documentation files (the "Software"),
  11  * to deal in the Software without restriction, including without limitation
  12  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  13  * and/or sell copies of the Software, and to permit persons to whom the
  14  * Software is furnished to do so, subject to the following conditions:
  15  *
  16  * The above copyright notice and this permission notice shall be included
  17  * in all copies or substantial portions of the Software.
  18  *
  19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  20  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  21  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  22  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  23  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  24  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25  *
  26  * Authors:
  27  *    Keith Whitwell <keith@tungstengraphics.com>
  28  */
  29
  30 #ifndef _AC_CONTEXT_H
  31 #define _AC_CONTEXT_H
  32
  33 #include "glheader.h"
  34 #include "mtypes.h"
  35
  36 #include "array_cache/acache.h"
  37
  38 /* These are used to make the ctx->Current values look like
  39  * arrays (with zero StrideB).
  40  */
  41 struct ac_arrays {
  42    struct gl_client_array Vertex;
  43    struct gl_client_array Normal;
  44    struct gl_client_array Color;
  45    struct gl_client_array SecondaryColor;
  46    struct gl_client_array FogCoord;
  47    struct gl_client_array Index;
  48    struct gl_client_array TexCoord[MAX_TEXTURE_COORD_UNITS];
  49    struct gl_client_array EdgeFlag;
  50    struct gl_client_array Attrib[VERT_ATTRIB_MAX];  /* GL_NV_vertex_program */
  51 };
  52
  53 struct ac_array_pointers {
  54    struct gl_client_array *Vertex;
  55    struct gl_client_array *Normal;
  56    struct gl_client_array *Color;
  57    struct gl_client_array *SecondaryColor;
  58    struct gl_client_array *FogCoord;
  59    struct gl_client_array *Index;
  60    struct gl_client_array *TexCoord[MAX_TEXTURE_COORD_UNITS];
  61    struct gl_client_array *EdgeFlag;
  62    struct gl_client_array *Attrib[VERT_ATTRIB_MAX];  /* GL_NV_vertex_program */
  63 };
  64
  65 struct ac_array_flags {
  66    GLboolean Vertex;
  67    GLboolean Normal;
  68    GLboolean Color;
  69    GLboolean SecondaryColor;
  70    GLboolean FogCoord;
  71    GLboolean Index;
  72    GLboolean TexCoord[MAX_TEXTURE_COORD_UNITS];
  73    GLboolean EdgeFlag;
  74    GLboolean Attrib[VERT_ATTRIB_MAX];  /* GL_NV_vertex_program */
  75 };
  76
  77
  78 typedef struct {
  79    GLuint NewState;             /* not needed? */
  80    GLuint NewArrayState;
  81
  82    /* Facility for importing and caching array data:
  83     */
  84    struct ac_arrays Fallback;
  85    struct ac_arrays Cache;
  86    struct ac_arrays Raw;
  87    struct ac_array_flags IsCached;
  88    GLuint start;
  89    GLuint count;
  90
  91    /* Facility for importing element lists:
  92     */
  93    GLuint *Elts;
  94    GLuint elt_size;
  95
  96 } ACcontext;
  97
  98 #define AC_CONTEXT(ctx) ((ACcontext *)ctx->acache_context)
  99
 100 #endif