dll/opengl/mesa/vbo/vbo_split.h

   1 /*
   2  * mesa 3-D graphics library
   3  * Version:  6.5
   4  *
   5  * Copyright (C) 1999-2006  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
  25 /**
  26  * \file vbo_context.h
  27  * \brief VBO builder module datatypes and definitions.
  28  * \author Keith Whitwell
  29  */
  30
  31
  32 /**
  33  * \mainpage The VBO splitter
  34  *
  35  * This is the private data used internally to the vbo_split_prims()
  36  * helper function.  Nobody outside the vbo_split* files needs to
  37  * include or know about this structure.
  38  */
  39
  40
  41 #ifndef _VBO_SPLIT_H
  42 #define _VBO_SPLIT_H
  43
  44 #include "vbo.h"
  45
  46
  47 /* True if a primitive can be split without copying of vertices, false
  48  * otherwise.
  49  */
  50 GLboolean split_prim_inplace(GLenum mode, GLuint *first, GLuint *incr);
  51
  52 void vbo_split_inplace( struct gl_context *ctx,
  53                         const struct gl_client_array *arrays[],
  54                         const struct _mesa_prim *prim,
  55                         GLuint nr_prims,
  56                         const struct _mesa_index_buffer *ib,
  57                         GLuint min_index,
  58                         GLuint max_index,
  59                         vbo_draw_func draw,
  60                         const struct split_limits *limits );
  61
  62 /* Requires ib != NULL:
  63  */
  64 void vbo_split_copy( struct gl_context *ctx,
  65                      const struct gl_client_array *arrays[],
  66                      const struct _mesa_prim *prim,
  67                      GLuint nr_prims,
  68                      const struct _mesa_index_buffer *ib,
  69                      vbo_draw_func draw,
  70                      const struct split_limits *limits );
  71
  72 #endif