src/mesa/main/multisample.h

   1 /*
   2  * Mesa 3-D graphics library
   3  *
   4  * Copyright (C) 1999-2007  Brian Paul   All Rights Reserved.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the "Software"),
   8  * to deal in the Software without restriction, including without limitation
   9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  10  * and/or sell copies of the Software, and to permit persons to whom the
  11  * Software is furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included
  14  * in all copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  17  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  20  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  21  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  22  * OTHER DEALINGS IN THE SOFTWARE.
  23  */
  24
  25
  26 #ifndef MULTISAMPLE_H
  27 #define MULTISAMPLE_H
  28
  29 #include "glheader.h"
  30
  31 struct gl_context;
  32
  33 extern void GLAPIENTRY
  34 _mesa_SampleCoverage(GLclampf value, GLboolean invert);
  35
  36
  37 extern void
  38 _mesa_init_multisample(struct gl_context *ctx);
  39
  40
  41 extern void GLAPIENTRY
  42 _mesa_GetMultisamplefv(GLenum pname, GLuint index, GLfloat* val);
  43
  44 void GLAPIENTRY
  45 _mesa_SampleMaski_no_error(GLuint index, GLbitfield mask);
  46
  47 extern void GLAPIENTRY
  48 _mesa_SampleMaski(GLuint index, GLbitfield mask);
  49
  50 void GLAPIENTRY
  51 _mesa_MinSampleShading_no_error(GLclampf value);
  52
  53 extern void GLAPIENTRY
  54 _mesa_MinSampleShading(GLclampf value);
  55
  56 extern GLenum
  57 _mesa_check_sample_count(struct gl_context *ctx, GLenum target,
  58                          GLenum internalFormat, GLsizei samples,
  59                          GLsizei storageSamples);
  60
  61 #endif