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materialsystem/stdshaders/lightmappedgeneric_ps11.fxc

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+// STATIC: "BASETEXTURE"			"0..1"
+// STATIC: "ENVMAP"					"0..1"
+// STATIC: "ENVMAPMASK"				"0..1"
+// STATIC: "SELFILLUM"				"0..1"
+// STATIC: "BASEALPHAENVMAPMASK"	"0..1"
+
+// SKIP: !$ENVMAP && ( $BASEALPHAENVMAPMASK || $ENVMAPMASK )
+// SKIP: !$BASETEXTURE && $BASEALPHAENVMAPMASK
+// SKIP: $BASEALPHAENVMAPMASK && $ENVMAPMASK
+// SKIP: !$BASETEXTURE && $BASEALPHAENVMAPMASK
+// SKIP: $SELFILLUM && $BASEALPHAENVMAPMASK
+// SKIP: !$BASETEXTURE && $SELFILLUM
+
+const float3 g_OverbrightFactor		: register( c0 );
+const float3 g_SelfIllumTint		: register( c1 );
+const float3 g_EnvmapTint			: register( c2 );
+
+sampler BaseTextureSampler	: register( s0 );
+sampler LightmapSampler		: register( s1 );
+sampler EnvmapSampler		: register( s2 );
+sampler EnvmapMaskSampler	: register( s3 );
+
+//sampler DetailSampler		: register( s3 );
+
+struct PS_INPUT
+{
+	float2 baseTexCoord			: TEXCOORD0;
+	float2 lightmapTexCoord		: TEXCOORD1;
+	float3 envmapTexCoord		: TEXCOORD2;
+	float2 envmapMaskTexCoord	: TEXCOORD3;
+	float4 vertexColor			: COLOR0;
+};
+
+float4 main( PS_INPUT i ) : COLOR
+{
+	bool bBaseTexture = BASETEXTURE ? true : false;
+	bool bEnvmap = ENVMAP ? true : false;
+	bool bEnvmapMask = ENVMAPMASK ? true : false;
+	bool bSelfIllum = SELFILLUM ? true : false;
+	bool bBaseAlphaEnvmapMask = BASEALPHAENVMAPMASK ? true : false;
+
+#if 1
+	float4 baseColor = float4( 1.0f, 1.0f, 1.0f, 1.0f );
+	if( bBaseTexture )
+	{
+		baseColor = tex2D( BaseTextureSampler, i.baseTexCoord );
+	}
+
+	float3 specularFactor = 1.0f;
+	
+	if( bEnvmapMask )
+	{
+		specularFactor *= tex2D( EnvmapMaskSampler, i.envmapMaskTexCoord ).xyz;	
+	}
+	if( bBaseAlphaEnvmapMask )
+	{
+		specularFactor *= 1.0 - baseColor.a; // this blows!
+	}
+
+	float3 diffuseLighting = tex2D( LightmapSampler, i.lightmapTexCoord );
+
+	float3 albedo = float3( 1.0f, 1.0f, 1.0f );
+	float alpha = 1.0f;
+	if( bBaseTexture )
+	{
+		albedo *= baseColor;
+		if( !bBaseAlphaEnvmapMask && !bSelfIllum )
+		{
+			alpha *= baseColor.a;
+		}
+	}
+
+	// The vertex color contains the modulation color + vertex color combined
+	albedo *= i.vertexColor;
+	alpha *= i.vertexColor.a; // not sure about this one
+
+	float3 diffuseComponent = ( albedo * diffuseLighting * 2.0f ) * g_OverbrightFactor;
+
+	if( bSelfIllum )
+	{
+		float3 selfIllumComponent = g_SelfIllumTint * albedo;
+		diffuseComponent = lerp( diffuseComponent, selfIllumComponent, baseColor.a );
+	}
+
+	float3 specularLighting = float3( 0.0f, 0.0f, 0.0f );
+
+	if( bEnvmap )
+	{
+		specularLighting = tex2D( EnvmapSampler, i.envmapTexCoord );
+		specularLighting *= specularFactor;
+		specularLighting *= g_EnvmapTint;
+	}
+
+	float3 result = diffuseComponent + specularLighting;
+	return float4( result, alpha );
+#endif
+
+#if 0
+	float4 baseColor = float4( 1.0f, 1.0f, 1.0f, 1.0f );
+	float3 diffuseLighting = tex2D( LightmapSampler, i.lightmapTexCoord );
+
+	float3 albedo = float3( 1.0f, 1.0f, 1.0f );
+	float alpha = 1.0f;
+	albedo *= i.vertexColor;
+	alpha *= i.vertexColor.a; // not sure about this one
+
+	float3 diffuseComponent = ( albedo * diffuseLighting * 2.0f ) * g_OverbrightFactor;
+	float3 result = diffuseComponent;
+	return float4( result, alpha );
+#endif
+
+#if 0
+	float4 result;
+
+	result.rgb = tex2D( LightmapSampler, i.lightmapTexCoord ).rgb * i.vertexColor.rgb;
+	result.a = i.vertexColor.a;
+	result.rgb = ( result.rgb * g_OverbrightFactor ) * 2.0f;
+	return result;
+#endif
+}
+
+