engine/src/transform.rs


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use crate::matrix::Matrix;
use crate::vector::Vec3;

#[derive(Debug, Clone)]
pub struct Transform
{
    translation: Vec3<f32>,
    scaling: Vec3<f32>,
}

impl Transform
{
    pub fn new() -> Self
    {
        Self {
            translation: Vec3::default(),
            scaling: Vec3 {
                x: 1.0,
                y: 1.0,
                z: 1.0,
            },
        }
    }

    pub fn translation(&self) -> &Vec3<f32>
    {
        &self.translation
    }

    pub fn set_translation(&mut self, translation: Vec3<f32>)
    {
        self.translation = translation;
    }

    pub fn set_scaling(&mut self, scaling: Vec3<f32>)
    {
        self.scaling = scaling;
    }

    pub fn as_matrix(&self) -> Matrix<f32, 4, 4>
    {
        let mut matrix = Matrix::new_identity();

        matrix.translate(&self.translation);

        matrix.scale(&self.scaling);

        matrix
    }
}