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98 行
2.3 KiB
98 行
2.3 KiB
Shader "Hidden/WriteAttributesTextures" {
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SubShader {
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HLSLINCLUDE
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#include "Packages/com.unity.render-pipelines.core/ShaderLibrary/Common.hlsl"
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#include "Packages/com.unity.render-pipelines.core/ShaderLibrary/Color.hlsl"
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#include "Packages/com.unity.render-pipelines.high-definition/Runtime/ShaderLibrary/ShaderVariables.hlsl"
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struct a2v {
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float2 uv : TEXCOORD0;
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#ifdef WRITE_TRANSFORM_ONLY
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float4 vertex : POSITION;
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float3 normal : NORMAL;
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float4 tangent : TANGENT;
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#endif
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#ifdef WRITE_STATIC_ONLY
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float4 color : COLOR;
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#endif
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};
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struct v2f {
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float4 vertex : SV_POSITION;
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#ifdef WRITE_TRANSFORM_ONLY
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float4 position : TEXCOORD0;
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float4 normal : TEXCOORD1;
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float4 tangent : TEXCOORD2;
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#endif
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#ifdef WRITE_STATIC_ONLY
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float4 color : TEXCOORD0;
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#endif
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};
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v2f Vert(a2v v) {
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v2f o;
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o.vertex = float4(v.uv.x * 2.f - 1.f, v.uv.y * -2.f + 1.f, 0.f, 1.f);
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#ifdef WRITE_TRANSFORM_ONLY
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o.position = mul(GetRawUnityObjectToWorld(), v.vertex);
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o.normal = float4(normalize(mul(v.normal, (float3x3)GetRawUnityWorldToObject())), 1.f);
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o.tangent = float4(normalize(mul(v.tangent.xyz, (float3x3)GetRawUnityWorldToObject())), v.tangent.w);
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#endif
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#ifdef WRITE_STATIC_ONLY
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o.color = v.color;
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#endif
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return o;
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}
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int _STRObjectID;
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void Frag(v2f i
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#ifdef WRITE_TRANSFORM_ONLY
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, out float4 position : SV_Target0
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, out float4 normal : SV_Target1
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, out float4 tangent : SV_Target2
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#endif
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#ifdef WRITE_STATIC_ONLY
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, out float4 color : SV_Target0
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, out float id : SV_Target1
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#endif
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)
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{
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#ifdef WRITE_TRANSFORM_ONLY
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position = i.position;
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normal = i.normal;
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tangent = i.tangent;
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#endif
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#ifdef WRITE_STATIC_ONLY
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color = i.color;
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id = _STRObjectID;
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#endif
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}
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ENDHLSL
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Cull Off ZTest Always ZWrite Off ZClip Off
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Pass { Name "Static"
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HLSLPROGRAM
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#pragma multi_compile_local WRITE_STATIC_ONLY
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#pragma vertex Vert
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#pragma fragment Frag
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ENDHLSL
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}
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Pass { Name "TransformOnly"
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HLSLPROGRAM
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#pragma multi_compile_local WRITE_TRANSFORM_ONLY
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#pragma vertex Vert
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#pragma fragment Frag
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ENDHLSL
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}
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}
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}
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