Rasagar/Library/PackageCache/com.unity.render-pipelines.universal/ShaderLibrary/ShaderVariablesFunctions.deprecated.hlsl
2024-08-26 23:07:20 +03:00

18 lines
734 B
HLSL

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