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/**
* \file histogram.h
* Histogram.
*
* \if subset
* (No-op)
*
* \endif
*/
/*
* Mesa 3-D graphics library
* Version: 5.1
*
* Copyright (C) 1999-2003 Brian Paul All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef HISTOGRAM_H
#define HISTOGRAM_H
#include "glheader.h"
#include "mtypes.h"
#if _HAVE_FULL_GL
extern void
_mesa_update_minmax(GLcontext *ctx, GLuint n, const GLfloat rgba[][4]);
extern void
_mesa_update_histogram(GLcontext *ctx, GLuint n, const GLfloat rgba[][4]);
extern void _mesa_GetMinmax(GLenum target, GLboolean reset, GLenum format, GLenum types, GLvoid *values);
extern void _mesa_GetHistogram(GLenum target, GLboolean reset, GLenum format, GLenum type, GLvoid *values);
extern void _mesa_GetHistogramParameterfv(GLenum target, GLenum pname, GLfloat *params);
extern void _mesa_GetHistogramParameteriv(GLenum target, GLenum pname, GLint *params);
extern void _mesa_GetMinmaxParameterfv(GLenum target, GLenum pname, GLfloat *params);
extern void _mesa_GetMinmaxParameteriv(GLenum target, GLenum pname, GLint *params);
extern void _mesa_Histogram(GLenum target, GLsizei width, GLenum internalformat, GLboolean sink);
extern void _mesa_Minmax(GLenum target, GLenum internalformat, GLboolean sink);
extern void _mesa_ResetHistogram(GLenum target);
extern void _mesa_ResetMinmax(GLenum target);
extern void
_mesa_update_minmax(GLcontext *ctx, GLuint n, const GLfloat rgba[][4]);
extern void
_mesa_update_histogram(GLcontext *ctx, GLuint n, const GLfloat rgba[][4]);
extern void _mesa_init_histogram( GLcontext * ctx );
#else
/** No-op */
#define _mesa_init_histogram( c ) ((void) 0)
#endif
#endif
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