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gamedata/shaders/d3d11/smaa_bweight_calc.ps.hlsl

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+/*
+------------------------------------------------------------------
+SMAA weight calculation pass
+------------------------------------------------------------------
+References:
+https://github.com/iryoku/smaa
+------------------------------------------------------------------
+Back to the Roots
+*/
+
+#include "common.hlsli"
+
+#if defined(SM_5) || defined(SM_4_1)
+    #define SMAA_HLSL_4_1
+#else
+    #define SMAA_HLSL_4
+#endif
+
+uniform float4 scaled_screen_res;
+#define SMAA_RT_METRICS scaled_screen_res.zwxy
+
+#define SMAA_PRESET_ULTRA
+
+#include "smaa.hlsli"
+
+Texture2D s_edgetex;
+Texture2D s_areatex;
+Texture2D s_searchtex;
+
+// Struct
+struct p_smaa
+{
+    float4 hpos : SV_POSITION;
+    float2 tc0 : TEXCOORD0; // Texture coordinates         (for sampling maps)
+    float2 pixcoord : TEXCOORD1;
+    float4 offset[3] : TEXCOORD2;
+};
+
+float4 main(p_smaa I) : SV_Target
+{
+    return SMAABlendingWeightCalculationPS(I.tc0, I.pixcoord, I.offset, s_edgetex, s_areatex, s_searchtex, 0.0f);
+};