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- /* $Id: span.h,v 1.2 1999/11/08 15:28:08 brianp 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 SPAN_H
- #define SPAN_H
-
-
- #include "types.h"
-
-
- extern void gl_write_index_span( GLcontext *ctx,
- GLuint n, GLint x, GLint y, const GLdepth z[],
- GLuint index[], GLenum primitive );
-
-
- extern void gl_write_monoindex_span( GLcontext *ctx,
- GLuint n, GLint x, GLint y,
- const GLdepth z[],
- GLuint index, GLenum primitive );
-
-
- extern void gl_write_rgba_span( GLcontext *ctx,
- GLuint n, GLint x, GLint y, const GLdepth z[],
- GLubyte rgba[][4], GLenum primitive );
-
-
- extern void gl_write_monocolor_span( GLcontext *ctx,
- GLuint n, GLint x, GLint y,
- const GLdepth z[], const GLubyte color[4],
- GLenum primitive );
-
-
- extern void gl_write_texture_span( GLcontext *ctx,
- GLuint n, GLint x, GLint y,
- const GLdepth z[],
- const GLfloat s[], const GLfloat t[],
- const GLfloat u[], GLfloat lambda[],
- GLubyte rgba[][4], CONST GLubyte spec[][4],
- GLenum primitive );
-
-
- extern void gl_write_multitexture_span( GLcontext *ctx, GLuint texSets,
- GLuint n, GLint x, GLint y,
- const GLdepth z[],
- CONST GLfloat s[][MAX_WIDTH],
- CONST GLfloat t[][MAX_WIDTH],
- CONST GLfloat u[][MAX_WIDTH],
- GLfloat lambda[][MAX_WIDTH],
- GLubyte rgba[][4],
- CONST GLubyte spec[][4],
- GLenum primitive );
-
-
- extern void gl_read_rgba_span( GLcontext *ctx,
- GLuint n, GLint x, GLint y,
- GLubyte rgba[][4] );
-
-
- extern void gl_read_index_span( GLcontext *ctx,
- GLuint n, GLint x, GLint y, GLuint indx[] );
-
-
- #endif
-