Initial commit

client/common/shaders/source/ui.hlsl

@@ -0,0 +1,58 @@
+#include "common.h"
+
+struct Appdata
+{
+    float4 Position     : POSITION;
+    float2 Uv           : TEXCOORD0;
+    float4 Color        : COLOR0;
+};
+
+struct VertexOutput
+{
+    float4 HPosition    : POSITION;
+
+    float2 Uv           : TEXCOORD0;
+    float4 Color        : COLOR0;
+
+#if defined(PIN_FOG)
+    float FogFactor     : TEXCOORD1;
+#endif
+};
+
+uniform float4 UIParams;  // x = luminance sampling on/off, w = z offset
+TEX_DECLARE2D(DiffuseMap, 0);
+
+VertexOutput UIVS(Appdata IN)
+{
+    VertexOutput OUT = (VertexOutput)0;
+
+    OUT.HPosition = mul(G(ViewProjection), IN.Position);
+    OUT.HPosition.z -= UIParams.w; // against z-fighting
+
+    OUT.Uv = IN.Uv;
+    OUT.Color = IN.Color;
+
+#if defined(PIN_FOG)
+    OUT.FogFactor = (G(FogParams).z - OUT.HPosition.w) * G(FogParams).w;
+#endif
+
+    return OUT;
+}
+
+float4 UIPS(VertexOutput IN): COLOR0
+{
+    float4 base;
+
+    if (UIParams.x > 0.5)
+        base = float4(1, 1, 1,tex2D(DiffuseMap, IN.Uv).r);
+    else
+        base = tex2D(DiffuseMap, IN.Uv);
+
+    float4 result = IN.Color * base;
+
+#if defined(PIN_FOG)
+    result.rgb = lerp(G(FogColor), result.rgb, saturate(IN.FogFactor));
+#endif
+
+   return result;
+}