LYGIA Shader Library

area (lygia/geometry/triangle/area)

Returns the area of a triangle

Dependencies:

Use:

<float3> normal(<Triangle> tri)

Check it on Github



#ifndef FNC_TRIANGLE_AREA
#define FNC_TRIANGLE_AREA
float area(Triangle _tri) { return length( cross( _tri.b - _tri.a, _tri.c - _tri.a) ) * 0.5; }
#endif

Dependencies:

Use:

<float3> normal(<Triangle> tri)

Check it on Github



#ifndef FNC_TRIANGLE_AREA
#define FNC_TRIANGLE_AREA
float area(Triangle _tri) { return length( cross( _tri.b - _tri.a, _tri.c - _tri.a) ) * 0.5f; }
#endif

Dependencies:

Use:

<float3> normal(<Triangle> tri)

Check it on Github



#ifndef FNC_TRIANGLE_AREA
#define FNC_TRIANGLE_AREA
inline __host__ __device__ float area(const Triangle& _tri) { return length( cross( _tri.b - _tri.a, _tri.c - _tri.a) ) * 0.5f; }
#endif

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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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