diff options
Diffstat (limited to 'materialsystem/stdshaders/shadow_vs14.vsh')
| -rw-r--r-- | materialsystem/stdshaders/shadow_vs14.vsh | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/materialsystem/stdshaders/shadow_vs14.vsh b/materialsystem/stdshaders/shadow_vs14.vsh new file mode 100644 index 0000000..21dd91e --- /dev/null +++ b/materialsystem/stdshaders/shadow_vs14.vsh @@ -0,0 +1,43 @@ +vs.1.1 + +# DYNAMIC: "DOWATERFOG" "0..1" + +#include "macros.vsh" + +&AllocateRegister( \$projPos ); + +dp4 $projPos.x, $vPos, $cViewProj0 +dp4 $projPos.y, $vPos, $cViewProj1 +dp4 $projPos.z, $vPos, $cViewProj2 +dp4 $projPos.w, $vPos, $cViewProj3 +mov oPos, $projPos + +;------------------------------------------------------------------------------ +; Fog +;------------------------------------------------------------------------------ +alloc $worldPos +if( $DOWATERFOG == 1 ) +{ + ; Get the worldpos z component only since that's all we need for height fog + dp4 $worldPos.z, $vPos, $cModel2 +} +&CalcFog( $worldPos, $projPos ); +free $worldPos + +&FreeRegister( \$projPos ); + +; Shadow color +mov oD0, $vColor + +;------------------------------------------------------------------------------ +; Texture coordinates +;------------------------------------------------------------------------------ +dp4 r0.x, $vTexCoord0, $SHADER_SPECIFIC_CONST_0 +dp4 r0.y, $vTexCoord0, $SHADER_SPECIFIC_CONST_1 + +; Jittered versions +mov oT0, r0 +add oT1, r0, $SHADER_SPECIFIC_CONST_2 +sub oT2, r0, $SHADER_SPECIFIC_CONST_2 +add oT3, r0, $SHADER_SPECIFIC_CONST_3 +sub oT4, r0, $SHADER_SPECIFIC_CONST_3
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