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Set fog coordinate as vertex alpha when fog is on.

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Fixed Nascar 99
This commit is contained in:
Sergey Lipskiy 2014-11-07 17:42:04 +06:00
parent e9584436f8
commit d552f82b9c
1 changed files with 4 additions and 0 deletions
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4
Shaders.h
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@ -14,6 +14,7 @@ static const char* vertex_shader =
"uniform lowp float uNoiseTime; \n"
" \n"
"uniform int uFogMode; \n"
"uniform lowp int uFogUsage; \n"
"uniform lowp vec4 uFogColor; \n"
"uniform mediump float uFogMultiplier, uFogOffset; \n"
"uniform mediump float uScreenWidth, uScreenHeight; \n"
@ -45,6 +46,7 @@ static const char* vertex_shader =
"uniform float uNoiseTime; \n"
" \n"
"uniform int uFogMode; \n"
"uniform int uFogUsage; \n"
"uniform vec4 uFogColor; \n"
"uniform float uFogMultiplier, uFogOffset; \n"
"uniform float uScreenWidth, uScreenHeight; \n"
@ -118,6 +120,8 @@ static const char* vertex_shader =
" break; \n"
" } \n"
" vFogFragCoord = clamp(vFogFragCoord, 0.0, 1.0); \n"
" if (uFogUsage == 1 && uFogMode == 0) \n"
" vShadeColor.a = vFogFragCoord; \n"
"} \n"
;