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/*
* Mesa 3-D graphics library
* Version: 3.5
*
* Copyright (C) 1999-2001 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 S_MASKING_H
#define S_MASKING_H
#include "mtypes.h"
#include "swrast.h"
/*
* Implement glColorMask for a span of RGBA pixels.
*/
extern void
_mesa_mask_rgba_span( GLcontext *ctx,
GLuint n, GLint x, GLint y,
GLchan rgba[][4] );
/*
* Implement glColorMask for an array of RGBA pixels.
*/
extern void
_mesa_mask_rgba_pixels( GLcontext *ctx,
GLuint n, const GLint x[], const GLint y[],
GLchan rgba[][4], const GLubyte mask[] );
/*
* Implement glIndexMask for a span of CI pixels.
*/
extern void
_mesa_mask_index_span( GLcontext *ctx,
GLuint n, GLint x, GLint y, GLuint index[] );
/*
* Implement glIndexMask for an array of CI pixels.
*/
extern void
_mesa_mask_index_pixels( GLcontext *ctx,
GLuint n, const GLint x[], const GLint y[],
GLuint index[], const GLubyte mask[] );
#endif
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