add game&rawdata

gamedata/shaders/r2/sky.ps.hlsl

@@ -0,0 +1,20 @@
+#include "common.hlsli"
+
+struct v2p
+{
+    float4 factor : COLOR0;
+    float3 tc0 : TEXCOORD0;
+    float3 tc1 : TEXCOORD1;
+};
+
+uniform samplerCUBE s_sky0 : register(s0);
+uniform samplerCUBE s_sky1 : register(s1);
+
+float4 main(v2p I) : COLOR0
+{
+    float3 s0 = texCUBE(s_sky0, I.tc0);
+    float3 s1 = texCUBE(s_sky1, I.tc1);
+    float3 sky = L_sky_color.xyz * lerp(s0, s1, I.factor.w);
+
+    return sky.xyzz;
+}