1

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