42 lines
1.1 KiB
HLSL
42 lines
1.1 KiB
HLSL
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// Normals
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float3 CreateBinormal(float3 normal, float3 tangent, float binormalSign)
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{
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return cross(normal, tangent.xyz) *
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(binormalSign * unity_WorldTransformParams.w);
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}
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bool IsInMirror()
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{
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return unity_CameraProjection[2][0] != 0.f || unity_CameraProjection[2][1] != 0.f;
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}
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// Camera
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float3 getCameraPosition()
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{
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#ifdef USING_STEREO_MATRICES
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return lerp(unity_StereoWorldSpaceCameraPos[0], unity_StereoWorldSpaceCameraPos[1], 0.5);
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#endif
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return _WorldSpaceCameraPos;
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}
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float3 getCameraForward()
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{
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#if UNITY_SINGLE_PASS_STEREO
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float3 p1 = mul(unity_StereoCameraToWorld[0], float4(0, 0, 1, 1));
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float3 p2 = mul(unity_StereoCameraToWorld[0], float4(0, 0, 0, 1));
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#else
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float3 p1 = mul(unity_CameraToWorld, float4(0, 0, 1, 1));
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float3 p2 = mul(unity_CameraToWorld, float4(0, 0, 0, 1));
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#endif
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return normalize(p2 - p1);
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}
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float3 grayscale_vector_node()
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{
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return float3(0, 0.3823529, 0.01845836);
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}
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float3 grayscale_for_light()
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{
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return float3(0.298912, 0.586611, 0.114478);
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}
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