| [3597] | 1 | /* $Id: span.h,v 1.2 2000-05-23 20:34:56 jeroen Exp $ */
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| [2938] | 2 |
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| 3 | /*
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| 4 | * Mesa 3-D graphics library
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| 5 | * Version: 3.1
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| 6 | *
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| 7 | * Copyright (C) 1999 Brian Paul All Rights Reserved.
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| 8 | *
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| 9 | * Permission is hereby granted, free of charge, to any person obtaining a
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| 10 | * copy of this software and associated documentation files (the "Software"),
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| 11 | * to deal in the Software without restriction, including without limitation
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| 12 | * the rights to use, copy, modify, merge, publish, distribute, sublicense,
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| 13 | * and/or sell copies of the Software, and to permit persons to whom the
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| 14 | * Software is furnished to do so, subject to the following conditions:
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| 15 | *
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| 16 | * The above copyright notice and this permission notice shall be included
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| 17 | * in all copies or substantial portions of the Software.
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| 18 | *
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| 19 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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| 20 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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| 21 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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| 22 | * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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| 23 | * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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| 24 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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| 25 | */
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| 26 |
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| 27 |
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| 28 |
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| 29 |
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| 30 |
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| 31 | #ifndef SPAN_H
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| 32 | #define SPAN_H
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| 33 |
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| 34 |
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| 35 | #include "types.h"
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| 36 |
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| 37 |
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| 38 | extern void gl_write_index_span( GLcontext *ctx,
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| 39 | GLuint n, GLint x, GLint y, const GLdepth z[],
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| [3597] | 40 | GLuint index[], GLenum primitive );
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| [2938] | 41 |
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| 42 |
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| 43 | extern void gl_write_monoindex_span( GLcontext *ctx,
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| 44 | GLuint n, GLint x, GLint y,
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| 45 | const GLdepth z[],
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| [3597] | 46 | GLuint index, GLenum primitive );
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| [2938] | 47 |
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| 48 |
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| 49 | extern void gl_write_rgba_span( GLcontext *ctx,
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| 50 | GLuint n, GLint x, GLint y, const GLdepth z[],
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| 51 | GLubyte rgba[][4], GLenum primitive );
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| 52 |
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| 53 |
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| 54 | extern void gl_write_monocolor_span( GLcontext *ctx,
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| 55 | GLuint n, GLint x, GLint y,
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| 56 | const GLdepth z[], const GLubyte color[4],
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| 57 | GLenum primitive );
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| 58 |
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| 59 |
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| 60 | extern void gl_write_texture_span( GLcontext *ctx,
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| 61 | GLuint n, GLint x, GLint y,
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| 62 | const GLdepth z[],
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| [3597] | 63 | const GLfloat s[], const GLfloat t[],
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| [2938] | 64 | const GLfloat u[], GLfloat lambda[],
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| [3597] | 65 | GLubyte rgba[][4], CONST GLubyte spec[][4],
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| [2938] | 66 | GLenum primitive );
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| 67 |
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| 68 |
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| [3597] | 69 | extern void
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| 70 | gl_write_multitexture_span( GLcontext *ctx, GLuint texSets,
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| 71 | GLuint n, GLint x, GLint y,
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| 72 | const GLdepth z[],
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| 73 | CONST GLfloat s[MAX_TEXTURE_UNITS][MAX_WIDTH],
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| 74 | CONST GLfloat t[MAX_TEXTURE_UNITS][MAX_WIDTH],
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| 75 | CONST GLfloat u[MAX_TEXTURE_UNITS][MAX_WIDTH],
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| 76 | GLfloat lambda[MAX_TEXTURE_UNITS][MAX_WIDTH],
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| 77 | GLubyte rgba[][4],
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| 78 | CONST GLubyte spec[][4],
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| 79 | GLenum primitive );
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| [2938] | 80 |
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| 81 |
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| [3597] | 82 | extern void gl_read_rgba_span( GLcontext *ctx, GLframebuffer *buffer,
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| [2938] | 83 | GLuint n, GLint x, GLint y,
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| 84 | GLubyte rgba[][4] );
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| 85 |
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| 86 |
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| [3597] | 87 | extern void gl_read_index_span( GLcontext *ctx, GLframebuffer *buffer,
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| [2938] | 88 | GLuint n, GLint x, GLint y, GLuint indx[] );
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| 89 |
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| 90 |
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| 91 | #endif
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