raccoon/vrc-measuregeneric-world
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raccoon
2024-11-08 14:34:04 +05:00
parent 0907ca5c54
commit 91f0193a63
1 changed files with 18 additions and 2 deletions
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20
Assets/measuregeneric/shaders/InteriorReflectionShader.shader
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@@ -44,8 +44,8 @@ Shader "Custom/InteriorReflectionShader"
float3 BoxProjectReflectionDir(float3 worldPos, float3 worldRefl) float3 BoxProjectReflectionDir(float3 worldPos, float3 worldRefl)
{ {
// Calculate relative position within the box // Calculate relative position within the box
float3 boxMin = unity_SpecCube0_BoxMin; float3 boxMin = unity_SpecCube0_BoxMin.xyz;
float3 boxMax = unity_SpecCube0_BoxMax; float3 boxMax = unity_SpecCube0_BoxMax.xyz;
float3 boxCenter = 0.5 * (boxMin + boxMax); float3 boxCenter = 0.5 * (boxMin + boxMax);
float3 boxSize = boxMax - boxMin; float3 boxSize = boxMax - boxMin;
@@ -60,12 +60,28 @@ Shader "Custom/InteriorReflectionShader"
fixed4 frag (v2f i) : SV_Target fixed4 frag (v2f i) : SV_Target
{ {
float3 worldViewDir = normalize(i.worldPos);
float3 worldNormal = normalize(i.worldNormal);
float3 worldRefl = normalize(reflect(-worldViewDir, worldNormal));
float3 scale = ((worldRefl > 0 ? unity_SpecCube0_BoxMax.xyz : unity_SpecCube0_BoxMin.xyz) - i.worldPos) / worldRefl;
float scaleMin = min(min(scale.x, scale.y), scale.z);
float3 uvw = worldRefl * scaleMin + (i.worldPos - unity_SpecCube0_ProbePosition.xyz);
// float4 sampleRefl = SAMPLE_TEXTURECUBE_LOD(unity_SpecCube0, samplerunity_SpecCube0, uvw, LOD);
// float3 specCol = DecodeHDREnvironment(sampleRefl, unity_SpecCube0_HDR);
half4 sampleRefl = UNITY_SAMPLE_TEXCUBE(unity_SpecCube0, uvw);
half3 specCol = DecodeHDR(sampleRefl, unity_SpecCube0_HDR); // This is done becasue the cubemap is stored HDR
return half4(specCol, 1.0);
/*
half3 worldViewDir = normalize(UnityWorldSpaceViewDir(i.worldPos)); // Direction of ray from the camera towards the object surface half3 worldViewDir = normalize(UnityWorldSpaceViewDir(i.worldPos)); // Direction of ray from the camera towards the object surface
half3 reflection = reflect(-worldViewDir, i.worldNormal); // Direction of ray after hitting the surface of object half3 reflection = reflect(-worldViewDir, i.worldNormal); // Direction of ray after hitting the surface of object
reflection = BoxProjectReflectionDir(i.worldPos, reflection); reflection = BoxProjectReflectionDir(i.worldPos, reflection);
half4 skyData = UNITY_SAMPLE_TEXCUBE(unity_SpecCube0, reflection); half4 skyData = UNITY_SAMPLE_TEXCUBE(unity_SpecCube0, reflection);
half3 skyColor = DecodeHDR(skyData, unity_SpecCube0_HDR); // This is done becasue the cubemap is stored HDR half3 skyColor = DecodeHDR(skyData, unity_SpecCube0_HDR); // This is done becasue the cubemap is stored HDR
return half4(skyColor, 1.0); return half4(skyColor, 1.0);
*/
} }
ENDCG ENDCG
} }