LYGIA Shader Library

lengthSq (lygia/math/lengthSq)

Squared length

Use:

<vec4|vec3|vec2> lengthSq(<vec4|vec3|vec2> v)

Check it on Github


#ifndef FNC_LENGTHSQ
#define FNC_LENGTHSQ

float lengthSq(in vec2 v) { return dot(v, v); }
float lengthSq(in vec3 v) { return dot(v, v); }
float lengthSq(in vec4 v) { return dot(v, v); }

#endif

Use:

<float2|float3|float4> lengthSq(<float2|float3|float4> v)

Check it on Github


#ifndef FNC_LENGTHSQ
#define FNC_LENGTHSQ

float lengthSq(in float2 v) { return dot(v, v); }
float lengthSq(in float3 v) { return dot(v, v); }
float lengthSq(in float4 v) { return dot(v, v); }

#endif

Use:

<float4|float3|float2> lengthSq(<float4|float3|float2> v)

Check it on Github


#ifndef FNC_LENGTHSQ
#define FNC_LENGTHSQ

float lengthSq(float2 v) { return dot(v, v); }
float lengthSq(float3 v) { return dot(v, v); }
float lengthSq(float4 v) { return dot(v, v); }

#endif

Check it on Github


fn lengthSq2(v: vec2f) -> f32 { return dot(v, v); }
fn lengthSq3(v: vec3f) -> f32 { return dot(v, v); }
fn lengthSq4(v: vec4f) -> f32 { return dot(v, v); }

Dependencies:

Use:

<float2|float3|float4> lengthSq(<float2|float3|float4> v)

Check it on Github



#ifndef FNC_LENGTHSQ
#define FNC_LENGTHSQ

inline __host__ __device__ float lengthSq(const float2& v) { return dot(v, v); }
inline __host__ __device__ float lengthSq(const float3& v) { return dot(v, v); }
inline __host__ __device__ float lengthSq(const float4& v) { return dot(v, v); }

#endif

Licenses

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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