src/mesa/swrast_setup/ss_context.h

   1 /*
   2  * Mesa 3-D graphics library
   3  * Version:  3.5
   4  *
   5  * Copyright (C) 1999  Brian Paul   All Rights Reserved.
   6  *
   7  * Permission is hereby granted, free of charge, to any person obtaining a
   8  * copy of this software and associated documentation files (the "Software"),
   9  * to deal in the Software without restriction, including without limitation
  10  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  11  * and/or sell copies of the Software, and to permit persons to whom the
  12  * Software is furnished to do so, subject to the following conditions:
  13  *
  14  * The above copyright notice and this permission notice shall be included
  15  * in all copies or substantial portions of the Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  18  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  20  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  21  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  22  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  23  *
  24  * Authors:
  25  *    Keith Whitwell <keithw@valinux.com>
  26  */
  27
  28 #ifndef SS_CONTEXT_H
  29 #define SS_CONTEXT_H
  30
  31 #include "mtypes.h"
  32 #include "swrast/swrast.h"
  33 #include "swrast_setup.h"
  34
  35 typedef struct {
  36    GLuint NewState;
  37    GLuint StateChanges;
  38
  39    /* Function hooks, trigger lazy state updates.
  40     */
  41    void (*InvalidateState)( GLcontext *ctx, GLuint new_state );
  42
  43    void (*RasterSetup)( struct vertex_buffer *VB, GLuint start, GLuint end );
  44
  45    void (*Quad)( GLcontext *ctx, GLuint v0, GLuint v1,
  46                  GLuint v2, GLuint v3, GLuint pv );
  47
  48    void (*Triangle)( GLcontext *ctx, GLuint v0, GLuint v1,
  49                      GLuint v2, GLuint pv );
  50
  51    void (*Line)( GLcontext *ctx, GLuint v0, GLuint v1, GLuint pv );
  52
  53    void (*Points)( GLcontext *ctx, GLuint first, GLuint last );
  54
  55 } SScontext;
  56
  57 typedef struct {
  58
  59    SWvertex *verts;
  60
  61 } SSvertexbuffer;
  62
  63
  64 #define SWSETUP_CONTEXT(ctx) ((SScontext *)ctx->swsetup_context)
  65 #define SWSETUP_VB(VB) ((SSvertexbuffer *)VB->swsetup_vb)
  66
  67
  68 #endif