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@@ -1,10 +1,10 @@ |
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/* $Id: fog.c,v 1.4 1999/11/11 01:22:26 brianp Exp $ */ |
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/* $Id: fog.c,v 1.5 2000/02/02 22:21:39 brianp Exp $ */ |
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/* |
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* Mesa 3-D graphics library |
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* Version: 3.3 |
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* |
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* Copyright (C) 1999 Brian Paul All Rights Reserved. |
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* Copyright (C) 1999-2000 Brian Paul All Rights Reserved. |
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* |
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* Permission is hereby granted, free of charge, to any person obtaining a |
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* copy of this software and associated documentation files (the "Software"), |
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@@ -172,16 +172,20 @@ static fog_func fog_rgba_tab[2]; |
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#define IDX 1 |
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#include "fog_tmp.h" |
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void gl_init_fog( void ) |
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void |
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_mesa_init_fog( void ) |
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{ |
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init_fog_tab_masked(); |
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init_fog_tab_raw(); |
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} |
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/* |
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* Compute fog for the vertices in the vertex buffer. |
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*/ |
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void gl_fog_vertices( struct vertex_buffer *VB ) |
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void |
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_mesa_fog_vertices( struct vertex_buffer *VB ) |
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{ |
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GLcontext *ctx = VB->ctx; |
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GLuint i = VB->CullMode & 1; |
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@@ -213,8 +217,9 @@ void gl_fog_vertices( struct vertex_buffer *VB ) |
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* red, green, blue, alpha - pixel colors |
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* Output: red, green, blue, alpha - fogged pixel colors |
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*/ |
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void gl_fog_rgba_pixels( const GLcontext *ctx, |
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GLuint n, const GLdepth z[], GLubyte rgba[][4] ) |
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void |
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_mesa_fog_rgba_pixels( const GLcontext *ctx, |
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GLuint n, const GLdepth z[], GLubyte rgba[][4] ) |
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{ |
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GLfloat c = ctx->ProjectionMatrix.m[10]; |
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GLfloat d = ctx->ProjectionMatrix.m[14]; |
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@@ -298,8 +303,9 @@ void gl_fog_rgba_pixels( const GLcontext *ctx, |
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* index - pixel color indexes |
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* Output: index - fogged pixel color indexes |
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*/ |
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void gl_fog_ci_pixels( const GLcontext *ctx, |
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GLuint n, const GLdepth z[], GLuint index[] ) |
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void |
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_mesa_fog_ci_pixels( const GLcontext *ctx, |
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GLuint n, const GLdepth z[], GLuint index[] ) |
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{ |
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GLfloat c = ctx->ProjectionMatrix.m[10]; |
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GLfloat d = ctx->ProjectionMatrix.m[14]; |