0,0 → 1,53 |
/* |
* Mesa 3-D graphics library |
* |
* Copyright (C) 1999-2005 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 |
* THE AUTHORS OR COPYRIGHT HOLDERS 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. |
*/ |
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#ifndef S_STENCIL_H |
#define S_STENCIL_H |
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#include "main/mtypes.h" |
#include "s_span.h" |
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extern GLboolean |
_swrast_stencil_and_ztest_span(struct gl_context *ctx, SWspan *span); |
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extern void |
_swrast_read_stencil_span(struct gl_context *ctx, struct gl_renderbuffer *rb, |
GLint n, GLint x, GLint y, GLubyte stencil[]); |
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extern void |
_swrast_write_stencil_span( struct gl_context *ctx, GLint n, GLint x, GLint y, |
const GLubyte stencil[] ); |
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extern void |
_swrast_clear_stencil_buffer(struct gl_context *ctx); |
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#endif |