LYGIA Shader Library

rotate3dX (lygia/math/rotate3dX)

returns a 3x3 rotation matrix

Use:

<mat3> rotate3dX(<float> radians)

Check it on Github


#ifndef FNC_ROTATE3DX
#define FNC_ROTATE3DX
mat3 rotate3dX(const in float r){
    return mat3(vec3(1.0,0.0,0.0),
                vec3(0.0,cos(r),-sin(r)),
                vec3(0.0,sin(r),cos(r)));
}
#endif

Use:

<float3x3> rotate3dX(<float> radians)

Check it on Github


#ifndef FNC_ROTATE3DX
#define FNC_ROTATE3DX
float3x3 rotate3dX(const in float r){
    return float3x3(float3(1.0,0.0,0.0),
                    float3(0.0,cos(r),-sin(r)),
                    float3(0.0,sin(r),cos(r)));
}
#endif

Check it on Github


fn rotate3dX(r: f32) -> mat3x3<f32> {
    return mat3x3<f32>( vec3f(1.0, 0.0, 0.0),
                        vec3f(0.0, cos(r), -sin(r)),
                        vec3f(0.0, sin(r), cos(r)) );
}

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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