LYGIA Shader Library

Use:

<mat4> rotate4dX(<float> radians)

Check it on Github

#ifndef FNC_ROTATE4DX
#define FNC_ROTATE4DX
mat4 rotate4dX(const in float r){
    return mat4(vec4(1.,0.,0.,0),
                vec4(0.,cos(r),-sin(r),0.),
                vec4(0.,sin(r),cos(r),0.),
                vec4(0.,0.,0.,1.));
}
#endif

Use:

<float4x4> rotate4dX(<float> radians)

Check it on Github

#ifndef FNC_ROTATE4DX
#define FNC_ROTATE4DX
float4x4 rotate4dX(const in float phi){
    return float4x4(float4(1.,0.,0.,0),
                    float4(0.,cos(phi),-sin(phi),0.),
                    float4(0.,sin(phi),cos(phi),0.),
                    float4(0.,0.,0.,1.));
}
#endif

Check it on Github

fn rotate4dX(r: f32) -> mat4x4<f32> {
    return mat4x4<f32> (vec4f(1.,0.,0.,0),
                        vec4f(0.,cos(r),-sin(r),0.),
                        vec4f(0.,sin(r),cos(r),0.),
                        vec4f(0.,0.,0.,1.));
}