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mesa/main/ff_frag: Use compressed fog mode. 

Signed-off-by: Gustaw Smolarczyk <wielkiegie@gmail.com>
Signed-off-by: Marek Olšák <marek.olsak@amd.com>
This commit is contained in:
Gustaw Smolarczyk 2017-03-30 20:09:31 +02:00 committed by Marek Olšák
parent 837ad2dc38
commit f7c9bf0c6b
1 changed files with 1 additions and 17 deletions
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18
src/mesa/main/ff_fragment_shader.cpp
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@ -117,21 +117,6 @@ struct state_key {
} unit[MAX_TEXTURE_COORD_UNITS];
};
#define FOG_NONE 0
#define FOG_LINEAR 1
#define FOG_EXP 2
#define FOG_EXP2 3
static GLuint translate_fog_mode( GLenum mode )
{
switch (mode) {
case GL_LINEAR: return FOG_LINEAR;
case GL_EXP: return FOG_EXP;
case GL_EXP2: return FOG_EXP2;
default: return FOG_NONE;
}
}
#define OPR_SRC_COLOR 0
#define OPR_ONE_MINUS_SRC_COLOR 1
#define OPR_SRC_ALPHA 2
@ -446,8 +431,7 @@ static GLuint make_state_key( struct gl_context *ctx, struct state_key *key )
}
/* _NEW_FOG */
if (ctx->Fog.Enabled)
key->fog_mode = translate_fog_mode(ctx->Fog.Mode);
key->fog_mode = ctx->Fog._PackedEnabledMode;
/* _NEW_BUFFERS */
key->num_draw_buffers = ctx->DrawBuffer->_NumColorDrawBuffers;