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36 lines
770 B
GLSL
36 lines
770 B
GLSL
#include "core.h"
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#define MRT @shGlobalSettingBool(mrt_output)
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#ifdef SH_VERTEX_SHADER
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SH_BEGIN_PROGRAM
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shUniform(float4x4, wvp) @shAutoConstant(wvp, worldviewproj_matrix)
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shOutput(float, alphaFade)
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SH_START_PROGRAM
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{
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shOutputPosition = shMatrixMult(wvp, shInputPosition);
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alphaFade = shInputPosition.z < 150.0 ? 0.0 : 1.0;
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}
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#else
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SH_BEGIN_PROGRAM
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shInput(float, alphaFade)
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#if MRT
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shDeclareMrtOutput(1)
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#endif
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shUniform(float4, atmosphereColour) @shSharedParameter(atmosphereColour)
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SH_START_PROGRAM
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{
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shOutputColour(0) = atmosphereColour * float4(1,1,1,alphaFade);
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#if MRT
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shOutputColour(1) = float4(1,1,1,1);
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#endif
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}
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#endif
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