LYGIA Shader Library

frac (lygia/math/frac)

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////////////////////////////////////////////////////////////////////////////////
// frac - returns the fractional portion of a scalar or each vector component
////////////////////////////////////////////////////////////////////////////////

#ifndef FNC_FRAC
#define FNC_FRAC
#define frac(X) fract(X)
#endif

Dependencies:

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////////////////////////////////////////////////////////////////////////////////
// frac - returns the fractional portion of a scalar or each vector component
////////////////////////////////////////////////////////////////////////////////

#ifndef FNC_FRAC
#define FNC_FRAC
inline __host__ __device__ float frac(float v) { return v - floorf(v); }
inline __host__ __device__ float2 frac(float2 v) { return make_float2(frac(v.x), frac(v.y)); }
inline __host__ __device__ float3 frac(float3 v) { return make_float3(frac(v.x), frac(v.y), frac(v.z)); }
inline __host__ __device__ float4 frac(float4 v) { return make_float4(frac(v.x), frac(v.y), frac(v.z), frac(v.w)); }
#endif

License

LYGIA is dual-licensed under the Prosperity License and the Patron License for sponsors and contributors.

Sponsors and contributors are automatically added to the Patron License and they can ignore the any non-commercial rule of the Prosperity Licensed software (please take a look to the exception).

It's also possible to get a permanent comercial license hook to a single and specific version of LYGIA.

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