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43 lines
1.1 KiB
43 lines
1.1 KiB
vs.1.1 |
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# DYNAMIC: "DOWATERFOG" "0..1" |
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#include "macros.vsh" |
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&AllocateRegister( \$projPos ); |
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dp4 $projPos.x, $vPos, $cViewProj0 |
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dp4 $projPos.y, $vPos, $cViewProj1 |
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dp4 $projPos.z, $vPos, $cViewProj2 |
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dp4 $projPos.w, $vPos, $cViewProj3 |
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mov oPos, $projPos |
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;------------------------------------------------------------------------------ |
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; Fog |
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;------------------------------------------------------------------------------ |
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alloc $worldPos |
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if( $DOWATERFOG == 1 ) |
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{ |
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; Get the worldpos z component only since that's all we need for height fog |
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dp4 $worldPos.z, $vPos, $cModel2 |
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} |
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&CalcFog( $worldPos, $projPos ); |
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free $worldPos |
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&FreeRegister( \$projPos ); |
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; Shadow color |
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mov oD0, $vColor |
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;------------------------------------------------------------------------------ |
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; Texture coordinates |
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;------------------------------------------------------------------------------ |
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dp4 r0.x, $vTexCoord0, $SHADER_SPECIFIC_CONST_0 |
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dp4 r0.y, $vTexCoord0, $SHADER_SPECIFIC_CONST_1 |
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; Jittered versions |
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mov oT0, r0 |
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add oT1, r0, $SHADER_SPECIFIC_CONST_2 |
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sub oT2, r0, $SHADER_SPECIFIC_CONST_2 |
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add oT3, r0, $SHADER_SPECIFIC_CONST_3 |
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sub oT4, r0, $SHADER_SPECIFIC_CONST_3 |