72 lines
2.0 KiB
HLSL
72 lines
2.0 KiB
HLSL
Varyings BuildVaryings(Attributes input)
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{
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Varyings output = (Varyings)0;
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// Returns the camera relative position (if enabled)
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float3 positionWS = TransformObjectToWorld(input.positionOS);
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#ifdef ATTRIBUTES_NEED_NORMAL
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float3 normalWS = TransformObjectToWorldNormal(input.normalOS);
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#else
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// Required to compile ApplyVertexModification that doesn't use normal.
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float3 normalWS = float3(0.0, 0.0, 0.0);
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#endif
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#ifdef ATTRIBUTES_NEED_TANGENT
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float4 tangentWS = float4(TransformObjectToWorldDir(input.tangentOS.xyz), input.tangentOS.w);
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#endif
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#ifdef VARYINGS_NEED_POSITION_WS
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output.positionWS = positionWS;
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#endif
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#ifdef VARYINGS_NEED_POSITIONPREDISPLACEMENT_WS
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output.positionPredisplacementWS = positionWS;
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#endif
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#ifdef VARYINGS_NEED_NORMAL_WS
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output.normalWS = normalize(normalWS);
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#endif
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#ifdef VARYINGS_NEED_TANGENT_WS
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output.tangentWS = normalize(tangentWS);
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#endif
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output.positionCS = TransformWorldToHClip(positionWS);
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#if defined(VARYINGS_NEED_TEXCOORD0) || defined(VARYINGS_DS_NEED_TEXCOORD0)
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output.texCoord0 = input.uv0;
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#endif
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#if defined(VARYINGS_NEED_TEXCOORD1) || defined(VARYINGS_DS_NEED_TEXCOORD1)
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output.texCoord1 = input.uv1;
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#endif
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#if defined(VARYINGS_NEED_TEXCOORD2) || defined(VARYINGS_DS_NEED_TEXCOORD2)
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output.texCoord2 = input.uv2;
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#endif
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#if defined(VARYINGS_NEED_TEXCOORD3) || defined(VARYINGS_DS_NEED_TEXCOORD3)
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output.texCoord3 = input.uv3;
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#endif
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#if defined(VARYINGS_NEED_COLOR) || defined(VARYINGS_DS_NEED_COLOR)
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output.color = input.color;
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#endif
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#if defined(VARYINGS_NEED_VERTEXID)
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output.vertexID = input.vertexID;
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#endif
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#ifdef VARYINGS_NEED_VIEWDIRECTION_WS
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output.viewDirectionWS = _WorldSpaceCameraPos.xyz - positionWS;
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#endif
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#ifdef VARYINGS_NEED_BITANGENT_WS
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output.bitangentWS = cross(normalWS, tangentWS.xyz) * tangentWS.w;
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#endif
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#ifdef VARYINGS_NEED_SCREENPOSITION
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output.screenPosition = ComputeScreenPos(output.positionCS, _ProjectionParams.x);
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#endif
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return output;
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}
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