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/* $Id: ac_context.h,v 1.1 2003-02-28 11:49:40 pj Exp $ */
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/*
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 * Mesa 3-D graphics library
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 * Version:  4.1
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 *
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 * Copyright (C) 1999-2002  Brian Paul   All Rights Reserved.
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 *
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 * Permission is hereby granted, free of charge, to any person obtaining a
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 * copy of this software and associated documentation files (the "Software"),
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 * to deal in the Software without restriction, including without limitation
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 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
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 * and/or sell copies of the Software, and to permit persons to whom the
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 * Software is furnished to do so, subject to the following conditions:
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 *
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 * The above copyright notice and this permission notice shall be included
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 * in all copies or substantial portions of the Software.
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 *
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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
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 * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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 *
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 * Authors:
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 *    Keith Whitwell <keith@tungstengraphics.com>
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 */
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#ifndef _AC_CONTEXT_H
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#define _AC_CONTEXT_H
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#include "glheader.h"
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#include "mtypes.h"
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#include "array_cache/acache.h"
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/* These are used to make the ctx->Current values look like
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 * arrays (with zero StrideB).
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 */
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struct ac_arrays {
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   struct gl_client_array Vertex;
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   struct gl_client_array Normal;
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   struct gl_client_array Color;
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   struct gl_client_array SecondaryColor;
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   struct gl_client_array FogCoord;
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   struct gl_client_array Index;
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   struct gl_client_array TexCoord[MAX_TEXTURE_UNITS];
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   struct gl_client_array EdgeFlag;
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   struct gl_client_array Attrib[VERT_ATTRIB_MAX];  /* GL_NV_vertex_program */
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};
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struct ac_array_pointers {
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   struct gl_client_array *Vertex;
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   struct gl_client_array *Normal;
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   struct gl_client_array *Color;
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   struct gl_client_array *SecondaryColor;
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   struct gl_client_array *FogCoord;
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   struct gl_client_array *Index;
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   struct gl_client_array *TexCoord[MAX_TEXTURE_UNITS];
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   struct gl_client_array *EdgeFlag;
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   struct gl_client_array *Attrib[VERT_ATTRIB_MAX];  /* GL_NV_vertex_program */
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};
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struct ac_array_flags {
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   GLboolean Vertex;
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   GLboolean Normal;
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   GLboolean Color;
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   GLboolean SecondaryColor;
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   GLboolean FogCoord;
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   GLboolean Index;
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   GLboolean TexCoord[MAX_TEXTURE_UNITS];
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   GLboolean EdgeFlag;
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   GLboolean Attrib[VERT_ATTRIB_MAX];  /* GL_NV_vertex_program */
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};
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typedef struct {
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   GLuint NewState;             /* not needed? */
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   GLuint NewArrayState;
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   /* Facility for importing and caching array data:
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    */
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   struct ac_arrays Fallback;
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   struct ac_arrays Cache;
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   struct ac_arrays Raw;
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   struct ac_array_flags IsCached;
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   GLuint start;
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   GLuint count;
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   /* Facility for importing element lists:
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    */
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   GLuint *Elts;
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   GLuint elt_size;
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} ACcontext;
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#define AC_CONTEXT(ctx) ((ACcontext *)ctx->acache_context)
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#endif