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Prepare for replacing Mat4x4

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This commit is contained in:
Hanno Braun 2024-11-04 20:23:41 +01:00
parent 8671a88376
commit 5ba8905512
1 changed files with 8 additions and 10 deletions
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18
experiments/2024-10-30/src/render.rs
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@ -50,9 +50,7 @@ impl Renderer {
let transform_buffer =
device.create_buffer_init(&wgpu::util::BufferInitDescriptor {
label: None,
contents: bytemuck::cast_slice(
&Mat4x4::default_transform().columns,
),
contents: bytemuck::cast_slice(&default_transform().columns),
usage: wgpu::BufferUsages::UNIFORM,
});
@ -245,18 +243,18 @@ impl Renderer {
}
}
fn default_transform() -> Mat4x4 {
Mat4x4::perspective()
* Mat4x4::translation([0., 0., -2.])
* Mat4x4::rotation_x(PI / 4.)
* Mat4x4::rotation_z(PI / 4.)
}
struct Mat4x4 {
columns: [[f32; 4]; 4],
}
impl Mat4x4 {
pub fn default_transform() -> Self {
Self::perspective()
* Self::translation([0., 0., -2.])
* Self::rotation_x(PI / 4.)
* Self::rotation_z(PI / 4.)
}
pub fn perspective() -> Self {
let fov_y_radians = std::f32::consts::PI / 2.;
let aspect_ratio = 1.;