port from perforce

evoke-64k/ev10/cfg/pstext.txt

@@ -0,0 +1,43 @@
+float4 g_fResolution : register(c0);
+float3 g_vLightDir : register(c1);
+
+sampler1D dif : register(s2);
+sampler1D spec : register(s3);
+sampler2D shadowSampler : register(s4);
+sampler2D depthSampler : register(s5);
+
+static float4 g_fSpecularPower = {1.15f, 1.05f, 1.0f, 1.25f};
+
+struct psIn
+{
+	float4 c : COLOR0;
+	float2 t : TEXCOORD0;
+	float3 n : TEXCOORD1;
+	float3 v : TEXCOORD2;
+	float4 s : TEXCOORD3;
+	float3 w : TEXCOORD4;
+};
+
+float4 ps_main(psIn i):color
+{
+	// Shadow AA
+	float2 sc = i.s.xy / i.s.w;
+	float aa = abs( tex2D(depthSampler, sc).x - i.s.z );
+	float2 ddaa = float2(ddx(aa), ddy(aa));
+	float2 aaetc = sign(-ddaa) * g_fResolution.zw;
+	sc += aaetc * saturate(4.f * aa);
+
+	float3 fColor = float3( 0.25f, 0.3f, 0.4f );
+	float fS= 0.2f + 0.8f * tex2D(shadowSampler, sc);
+	float3 n = normalize(i.n);
+
+	// Lighting
+	fColor.xyz *= tex1D( dif, fS * ( 0.5f + 0.5f * dot( n, -g_vLightDir) ) );
+
+	// Specular highlights
+	float3 h = normalize( normalize(i.v) + -g_vLightDir );
+	float s = dot( n, h);
+	fColor += g_fSpecularPower * tex1D(spec, fS * ( 0.5f + 0.5f * s ) );
+
+	return float4(fColor, 1.0f);
+}