diff options
Diffstat (limited to '')
| -rw-r--r-- | VRCSDK3Worlds/Assets/Bakery/BakeryMetaPass.cginc | 69 | ||||
| -rw-r--r-- | VRCSDK3Worlds/Assets/Bakery/BakeryMetaPass.cginc.meta | 9 |
2 files changed, 78 insertions, 0 deletions
diff --git a/VRCSDK3Worlds/Assets/Bakery/BakeryMetaPass.cginc b/VRCSDK3Worlds/Assets/Bakery/BakeryMetaPass.cginc new file mode 100644 index 00000000..bc8eea72 --- /dev/null +++ b/VRCSDK3Worlds/Assets/Bakery/BakeryMetaPass.cginc @@ -0,0 +1,69 @@ +#ifndef BAKERY_META +#define BAKERY_META + +Texture2D bestFitNormalMap; +float _IsFlipped; + +struct BakeryMetaInput +{ + float2 uv0 : TEXCOORD0; + float2 uv1 : TEXCOORD1; + float3 normal : NORMAL; +#ifndef _TERRAIN_NORMAL_MAP + float4 tangent : TANGENT; +#endif +}; + +struct v2f_bakeryMeta +{ + float4 pos : SV_POSITION; + float2 uv : TEXCOORD0; + float3 normal : TEXCOORD1; + float3 tangent : TEXCOORD2; + float3 binormal : TEXCOORD3; +}; + +v2f_bakeryMeta vert_bakerymt (BakeryMetaInput v) +{ + v2f_bakeryMeta o; + o.pos = float4(((v.uv1.xy * unity_LightmapST.xy + unity_LightmapST.zw)*2-1) * float2(1,-1), 0.5, 1); + o.uv = v.uv0; + o.normal = normalize(mul((float3x3)unity_ObjectToWorld, v.normal).xyz); + +#ifdef _TERRAIN_NORMAL_MAP + o.tangent = cross(o.normal, float3(0,0,1)); + o.binormal = cross(o.normal, o.tangent) * -1; +#else + o.tangent = normalize(mul((float3x3)unity_ObjectToWorld, v.tangent.xyz).xyz); + o.binormal = cross(o.normal, o.tangent) * v.tangent.w * _IsFlipped; +#endif + + return o; +} + +float3 EncodeNormalBestFit(float3 n) +{ + float3 nU = abs(n); + float maxNAbs = max(nU.z, max(nU.x, nU.y)); + float2 TC = nU.z<maxNAbs? (nU.y<maxNAbs? nU.yz : nU.xz) : nU.xy; + //if (TC.x != TC.y) + //{ + TC = TC.x<TC.y? TC.yx : TC.xy; + TC.y /= TC.x; + + n /= maxNAbs; + float fittingScale = bestFitNormalMap.Load(int3(TC.x*1023, TC.y*1023, 0)).a; + n *= fittingScale; + //} + return n*0.5+0.5; +} + +float3 TransformNormalMapToWorld(v2f_bakeryMeta i, float3 tangentNormalMap) +{ + float3x3 TBN = float3x3(normalize(i.tangent), normalize(i.binormal), normalize(i.normal)); + return mul(tangentNormalMap, TBN); +} + +#define BakeryEncodeNormal EncodeNormalBestFit + +#endif diff --git a/VRCSDK3Worlds/Assets/Bakery/BakeryMetaPass.cginc.meta b/VRCSDK3Worlds/Assets/Bakery/BakeryMetaPass.cginc.meta new file mode 100644 index 00000000..f0765e24 --- /dev/null +++ b/VRCSDK3Worlds/Assets/Bakery/BakeryMetaPass.cginc.meta @@ -0,0 +1,9 @@ +fileFormatVersion: 2 +guid: 1d6fa63b3a54ade469dc0fa038f0c81b +timeCreated: 1538849880 +licenseType: Store +ShaderImporter: + defaultTextures: [] + userData: + assetBundleName: + assetBundleVariant: |