52 lines
1.1 KiB
Rust
52 lines
1.1 KiB
Rust
pub struct Model {
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pub name: Option<String>,
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pub objects: Vec<Object>,
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}
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pub struct Object {
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pub name: Option<String>,
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pub transform: Transform,
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pub meshes: Vec<Mesh>,
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pub children: Vec<Object>,
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}
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pub struct Mesh {
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pub vertices: Vec<BasicVertex>,
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pub indices: Vec<u32>,
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}
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pub struct BasicVertex {
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pub position: glam::Vec3,
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}
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#[derive(Copy, Clone, Debug)]
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pub struct Transform {
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pub position: glam::Vec3,
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pub rotation: glam::Vec3, // TODO support glam::Quat too
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pub scale: f32,
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}
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impl Transform {
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pub fn to_mat4(&self) -> glam::Mat4 {
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let translation = self.position;
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let rotation = glam::Quat::from_euler(
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glam::EulerRot::XYZ,
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self.rotation[0],
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self.rotation[1],
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self.rotation[2],
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);
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let scale = glam::Vec3::splat(self.scale);
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glam::Mat4::from_scale_rotation_translation(scale, rotation, translation)
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}
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}
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impl Default for Transform {
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fn default() -> Self {
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Self {
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position: glam::Vec3::ZERO,
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rotation: glam::Vec3::ZERO,
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scale: 1.0,
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}
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}
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}
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