18 lines
451 B
Rust
18 lines
451 B
Rust
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use na::{Real, Unit, Rotation3, Matrix4, U3, U4};
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use traits::Number;
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use aliases::{Vec, Mat};
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pub fn rotate<N: Real>(angle: N, v: &Vec<N, U3>) -> Mat<N, U4, U4> {
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Rotation3::from_axis_angle(&Unit::new_normalize(*v), angle).to_homogeneous()
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}
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pub fn scale<N: Number>(v: &Vec<N, U3>) -> Mat<N, U4, U4> {
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Matrix4::new_nonuniform_scaling(v)
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}
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pub fn translate<N: Number>(v: &Vec<N, U3>) -> Mat<N, U4, U4> {
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Matrix4::new_translation(v)
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}
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