LYGIA Shader Library

scale3d (lygia/math/scale3d)

returns a 3x3 scale matrix

Use:

<mat3> scale3d(<float|vec3> radians)
<mat3> scale3d(<float> x, <float> y, <float> z)

Check it on Github


#ifndef FNC_SCALE3D
mat3 scale3d(float s) {
    return mat3(s, 0.0, 0.0,
                0.0, s, 0.0,
                0.0, 0.0, s );
}

mat3 scale3d(float x, float y, float z) {
    return mat3(  x, 0.0, 0.0,
                0.0,  y, 0.0,
                0.0, 0.0,  z );
}

mat3 scale3d(vec3 s) {
    return mat3(s.x, 0.0, 0.0,
                0.0, s.y, 0.0,
                0.0, 0.0, s.z );
}
#endif

Use:

<float3x3> scale3d(<float|float3> radians)
<float3x3> scale3d(<float> x, <float> y, <float> z)

Check it on Github


#ifndef FNC_SCALE3D
float3x3 scale3d(float s) {
    return float3x3(s, 0.0, 0.0,
                    0.0, s, 0.0,
                    0.0, 0.0, s );
}

float3x3 scale3d(float x, float y, float z) {
    return float3x3(  x, 0.0, 0.0,
                    0.0,  y, 0.0,
                    0.0, 0.0,  z );
}

float3x3 scale3d(float3 s) {
    return float3x3(s.x, 0.0, 0.0,
                    0.0, s.y, 0.0,
                    0.0, 0.0, s.z );
}
#endif

Check it on Github


fn scale3d(s: vec3f) -> mat3x3<f32> {
    return mat3x3<f32>( s.x, 0.0, 0.0,
                        0.0, s.y, 0.0,
                        0.0, 0.0, s.z );
}

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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