16 lines
567 B
HLSL
16 lines
567 B
HLSL
/*
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contributors: Patricio Gonzalez Vivo
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description: Sum elements of a vector
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use: <float> sum(<float2|float3|float4> value)
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license:
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- Copyright (c) 2021 Patricio Gonzalez Vivo under Prosperity License - https://prosperitylicense.com/versions/3.0.0
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- Copyright (c) 2021 Patricio Gonzalez Vivo under Patron License - https://lygia.xyz/license
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*/
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#ifndef FNC_SUM
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#define FNC_SUM
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float sum( float v ) { return v; }
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float sum( float2 v ) { return v.x+v.y; }
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float sum( float3 v ) { return v.x+v.y+v.z; }
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float sum( float4 v ) { return v.x+v.y+v.z+v.w; }
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#endif
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