LYGIA Shader Library

rotate3dZ (lygia/math/rotate3dZ)

returns a 3x3 rotation matrix

Use:

<mat3> rotate3dZ(<float> radians)

Check it on Github


#ifndef FNC_ROTATE3DZ
#define FNC_ROTATE3DZ
mat3 rotate3dZ(const in float r){
    float c = cos(r);
    float s = sin(r);
    return mat3(vec3(c,s,0.),
                vec3(-s,c,0.),
                vec3(0.,0.,1.));
}
#endif

Use:

<float3x3> rotate3dZ(<float> radians)

Check it on Github


#ifndef FNC_ROTATE3DZ
#define FNC_ROTATE3DZ
float3x3 rotate3dZ(const in float r){
    float c = cos(r);
    float s = sin(r);
    return float3x3(float3(c,-s,0.),
                    float3(s,c,0.),
                    float3(0.,0.,1.));
}
#endif

Use:

<matrix<float, 3, 3>> rotate3dZ(<float> radians)

Check it on Github


#ifndef FNC_ROTATE3DZ
#define FNC_ROTATE3DZ
matrix<float, 3, 3> rotate3dZ(const float r){
    return matrix<float, 3, 3>(float3(cos(r),-sin(r),0.),
                float3(sin(r),cos(r),0.),
                float3(0.,0.,1.));
}
#endif

Check it on Github


fn rotate3dZ(r: f32) -> mat3x3<f32> {
    return mat3x3<f32>( vec3f(cos(r), -sin(r), 0.0),
                        vec3f(sin(r), cos(r), 0.0),
                        vec3f(0.0, 0.0, 1.0) );
}

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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