forked from BilalY/Rasagar
18 lines
734 B
HLSL
18 lines
734 B
HLSL
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#ifndef UNITY_SHADER_VARIABLES_FUNCTIONS_DEPRECATED_INCLUDED
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#define UNITY_SHADER_VARIABLES_FUNCTIONS_DEPRECATED_INCLUDED
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#include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/Input.hlsl"
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// Deprecated: A confusingly named and duplicate function that scales clipspace to unity NDC range. (-w < x(-y) < w --> 0 < xy < w)
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// Use GetVertexPositionInputs().positionNDC instead for vertex shader
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// Or a similar function in Common.hlsl, ComputeNormalizedDeviceCoordinatesWithZ()
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float4 ComputeScreenPos(float4 positionCS)
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{
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float4 o = positionCS * 0.5f;
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o.xy = float2(o.x, o.y * _ProjectionParams.x) + o.w;
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o.zw = positionCS.zw;
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return o;
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}
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#endif // UNITY_SHADER_VARIABLES_FUNCTIONS_DEPRECATED_INCLUDED
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