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- /* $Id: stencil.h,v 1.1.1.1 1999/08/19 00:55:41 jtg Exp $ */
-
- /*
- * Mesa 3-D graphics library
- * Version: 3.1
- *
- * Copyright (C) 1999 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 STENCIL_H
- #define STENCIL_H
-
-
- #include "types.h"
-
-
- extern void gl_ClearStencil( GLcontext *ctx, GLint s );
-
-
- extern void gl_StencilFunc( GLcontext *ctx, GLenum func,
- GLint ref, GLuint mask );
-
-
- extern void gl_StencilMask( GLcontext *ctx, GLuint mask );
-
-
- extern void gl_StencilOp( GLcontext *ctx, GLenum fail,
- GLenum zfail, GLenum zpass );
-
-
-
- extern GLint gl_stencil_span( GLcontext *ctx,
- GLuint n, GLint x, GLint y, GLubyte mask[] );
-
-
- extern void gl_depth_stencil_span( GLcontext *ctx, GLuint n, GLint x, GLint y,
- const GLdepth z[], GLubyte mask[] );
-
-
- extern GLint gl_stencil_pixels( GLcontext *ctx,
- GLuint n, const GLint x[], const GLint y[],
- GLubyte mask[] );
-
-
- extern void gl_depth_stencil_pixels( GLcontext *ctx,
- GLuint n, const GLint x[],
- const GLint y[], const GLdepth z[],
- GLubyte mask[] );
-
-
- extern void gl_read_stencil_span( GLcontext *ctx,
- GLuint n, GLint x, GLint y,
- GLstencil stencil[] );
-
-
- extern void gl_write_stencil_span( GLcontext *ctx,
- GLuint n, GLint x, GLint y,
- const GLstencil stencil[] );
-
-
- extern void gl_alloc_stencil_buffer( GLcontext *ctx );
-
-
- extern void gl_clear_stencil_buffer( GLcontext *ctx );
-
-
- #endif
-