Initial commit

client/common/shaders/source/smoothplastic.hlsl

@@ -0,0 +1,76 @@
+#ifdef CLASSIC
+#define PIN_SURFACE
+#define ALREADY_HAS_PS
+#include "default.hlsl"
+
+#define SPEC_EXPON 81 //81
+#define KS .75
+
+#define FADE_DIST 500
+#define FADE_DIST_START 0
+
+float3 CalcBevelDir(float4 edgeDistances)
+{
+    float3 dir = float3(0, 0, 0);
+    float4 bevelMultiplier = edgeDistances <= BEVEL_WIDTH;
+
+    dir += bevelMultiplier.x * float3(1, 0, 0);
+    dir += bevelMultiplier.y * float3(-1, 0, 0);
+    dir += bevelMultiplier.z * float3(0, 1, 0);
+    dir += bevelMultiplier.w * float3(0, -1, 0);
+
+    return dir;
+}
+
+void DefaultPS(VertexOutput IN,
+#ifdef PIN_GBUFFER
+    out float4 oColor1: COLOR1,
+#endif
+    out float4 oColor0: COLOR0)
+{
+    float normalStrength = .4;
+    float fade = saturate(normalStrength - (IN.View_Depth.w - FADE_DIST_START) / FADE_DIST);
+    float3 nn = normalize(IN.Normal);
+    float4 edgeDistances = IN.EdgeDistances;
+
+    float4 albedo = IN.Color;
+
+    // lets generate this matrix in the vertex shader and pass it in later
+    float3x3 normalMatrix = {
+        IN.Tangent.xyz,
+        cross(nn, IN.Tangent.xyz),
+        nn
+    };
+
+    float2 uv = IN.Uv;
+    float3 tn = float3(0,0,.5);
+    tn = lerp(float3(0, 0, .5), tn, fade);
+    tn = CalcBevel(edgeDistances, tn, IN.View_Depth.w);
+    nn = mul(tn, normalMatrix);
+
+    float3 vn = normalize(IN.View_Depth.xyz);
+    float4 light = lgridSample(TEXTURE(LightMap), TEXTURE(LightMapLookup), IN.LightPosition_Fog.xyz);
+
+    float3 diffuse;
+    float3 specular;
+    Shade(albedo.rgb, nn, vn, KS, SPEC_EXPON, light, diffuse, specular);
+    
+    float3 result = diffuse + specular;
+
+    #ifdef PIN_REFLECTION
+        float3 reflection = texCUBE(EnvironmentMap, reflect(-vn, nn)).rgb;
+        result = lerp(result, reflection, IN.Reflection);
+    #endif
+
+    float fogAlpha = saturate((G(FogParams).z - length(IN.View_Depth.xyz)) * G(FogParams).w);
+    result = lerp(G(FogColor), result, fogAlpha);
+    oColor0 = float4(result, albedo.a);
+
+    #ifdef PIN_GBUFFER
+        oColor1 = gbufferPack(IN.View_Depth.w, diffuse.rgb, specular.rgb, fogAlpha);
+    #endif
+}
+#else
+#define PIN_PLASTIC
+#include "default.hlsl"
+#endif