Initial commit

Win32.DX11.Release/data/shaders/hlsl/end_portal.fragment.hlsl

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+#include "ShaderConstants.fxh"
+#include "util.fxh"
+
+struct PS_Input {
+	float4 position : SV_Position;
+
+	#ifndef BYPASS_PIXEL_SHADER
+		snorm float2 colorLookupUV : TEXCOORD_0_FB_MSAA;
+		float2 parallaxUV : TEXCOORD_1_FB_MSAA;
+		float4 encodedPlane : PLANE_INFO;
+		#ifdef FOG
+			float4 fogColor : FOG_COLOR;
+		#endif
+	#endif
+
+	#ifdef INSTANCEDSTEREO
+		uint instanceID : SV_InstanceID;
+	#endif
+};
+
+struct PS_Output {
+	float4 color : SV_Target;
+};
+
+static const float MAX_LAYER_DEPTH = 32.0;
+
+void main( in PS_Input PSInput, out PS_Output PSOutput ) {
+	#ifdef BYPASS_PIXEL_SHADER
+		PSOutput.color = float4(0.0f, 0.0f, 0.0f, 0.0f);
+	#else
+		///// Decode Input Values
+		// Decode parallax plane data
+		// Using round() because normals should all be in the standard basis
+		const float planeDistance = PSInput.encodedPlane.a * MAX_LAYER_DEPTH;
+
+		///// Color Assembly
+		float4 colorSample = TEXTURE_1.Sample(TextureSampler1, PSInput.colorLookupUV);
+		float4 textureSample = TEXTURE_0.Sample(TextureSampler0, PSInput.parallaxUV);
+		const float3 brightness = textureSample.rgb * (1.0 - PSInput.encodedPlane.w);
+		colorSample.rgb *= brightness;
+
+		// Look for hard-coded value to clear the portal first
+		#ifdef FOG
+			if(planeDistance > MAX_LAYER_DEPTH - 1.0) {
+				PSOutput.color = float4(PSInput.fogColor.rgb * PSInput.fogColor.a, 0.0f);
+			}
+			else {
+				PSOutput.color = float4(colorSample.rgb * (1.0 - PSInput.fogColor.a), 1.0f);
+			}
+		#else
+			if(planeDistance > MAX_LAYER_DEPTH - 1.0) {
+				PSOutput.color = float4(0.0f, 0.0f, 0.0f, 0.0f);
+			}
+			else {
+				PSOutput.color = float4(colorSample.rgb, 1);
+			}
+		#endif
+	#endif
+}