diff options
Diffstat (limited to 'mesalib/src/mesa/swrast/s_stencil.h')
-rw-r--r-- | mesalib/src/mesa/swrast/s_stencil.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/mesalib/src/mesa/swrast/s_stencil.h b/mesalib/src/mesa/swrast/s_stencil.h new file mode 100644 index 000000000..cd6cbc57b --- /dev/null +++ b/mesalib/src/mesa/swrast/s_stencil.h @@ -0,0 +1,52 @@ +/* + * Mesa 3-D graphics library + * Version: 6.3 + * + * 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 + * 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_STENCIL_H +#define S_STENCIL_H + + +#include "swrast.h" + + + +extern GLboolean +_swrast_stencil_and_ztest_span(GLcontext *ctx, SWspan *span); + + +extern void +_swrast_read_stencil_span(GLcontext *ctx, struct gl_renderbuffer *rb, + GLint n, GLint x, GLint y, GLstencil stencil[]); + + +extern void +_swrast_write_stencil_span( GLcontext *ctx, GLint n, GLint x, GLint y, + const GLstencil stencil[] ); + + +extern void +_swrast_clear_stencil_buffer( GLcontext *ctx, struct gl_renderbuffer *rb ); + + +#endif |