init

gamedata/shaders/d3d11/shared/wmark.hlsli

@@ -0,0 +1,26 @@
+#ifndef WMARK_H
+#define WMARK_H
+#include "common.hlsli"
+
+#define NORMAL_SHIFT 0.007f
+#define MIN_SHIFT 0.003f
+#define MAX_SHIFT 0.011f
+#define RANGE 100.f
+
+uniform float3 eye_direction;
+
+float4 wmark_shift(float3 P, float3 N)
+{
+    float3 sd = eye_position - P;
+    float d = length(sd);
+	
+    float w = min(d / RANGE, 1.f);
+    float s = lerp(MIN_SHIFT, MAX_SHIFT, d);
+	
+    P += N.xyz * NORMAL_SHIFT;
+    P -= normalize(eye_direction - sd * rcp(d)) * s;
+
+    return float4(P, 1.f);
+}
+#endif
+