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materialsystem/stdshaders/portalstaticoverlay_ps11.fxc

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+// STATIC: "HASALPHAMASK"		"0..1"
+// STATIC: "HASSTATICTEXTURE"	"0..1"
+
+// DYNAMIC: "HDRENABLED"		"0..1"
+// DYNAMIC: "PIXELFOGTYPE"		"0..1"
+
+#include "common_ps_fxc.h"
+
+const HALF3 g_StaticAmount	: register( c0 ); //x is static, y is 1.0 - static
+
+#if( HASSTATICTEXTURE )
+	sampler StaticTextureSampler	: register( s0 );
+#	if( HASALPHAMASK )
+		sampler AlphaMaskSampler	: register( s1 );
+#	endif
+#else
+#	if( HASALPHAMASK )
+		sampler AlphaMaskSampler	: register( s0 );
+#	endif
+#endif
+
+struct PS_INPUT
+{
+	float4 vProjPos					: POSITION;
+	
+	//vStaticTexCoord and vAlphaMaskTexCoord are the same numbers, but we need to map TEXCOORD0 to sampler 0, and TEXCOORD1 to sampler1. ps11 compatibility issue
+#if( HASSTATICTEXTURE )
+	float2 vStaticTexCoord			: TEXCOORD0;
+#	if( HASALPHAMASK )
+		float2 vAlphaMaskTexCoord	: TEXCOORD1;
+#	endif
+#else
+#	if( HASALPHAMASK )
+		float2 vAlphaMaskTexCoord	: TEXCOORD0;
+#	else
+		float2 vUnusedTexCoord1		: TEXCOORD0;
+#	endif
+	float2 vUnusedTexCoord2			: TEXCOORD1;
+#endif
+};
+
+
+
+
+HALF4 main( PS_INPUT i ) : COLOR
+{
+	HALF4 result;
+	
+#	if( HASSTATICTEXTURE )
+		result.rgb = tex2D( StaticTextureSampler, i.vStaticTexCoord ).rgb;
+#	else
+		result.rgb = 0.25; //without a static texture, just be gray
+#	endif
+
+
+
+#	if( HASALPHAMASK )
+		result.a = min( g_StaticAmount.x, tex2D( AlphaMaskSampler, i.vAlphaMaskTexCoord ).a ); //when static reaches 0, fades away completely, also never exceeds the mask's alpha
+#	else
+		result.a = g_StaticAmount.x; //when static reaches 0, fades away completely
+#	endif
+
+	//result.r = 1.0;
+	//result.gb = 0.0;
+	//result.a = 0.5;
+
+	return result;
+}