use the camera

src/main.rs

@@ -1,4 +1,4 @@
-use std::{error::Error, sync::Arc};
+use std::{error::Error, f32::consts::PI, sync::Arc};
 
 use glam::{Mat4, vec3};
 use winit::{
@@ -8,7 +8,10 @@ use winit::{
 	window::Window,
 };
 
-use crate::render::lines::{LookParams, Mesh, Pipeline, Vertex};
+use crate::{
+	camera::OrbitalCamera,
+	render::lines::{LookParams, Mesh, Pipeline, Vertex},
+};
 
 mod camera;
 mod render;
@@ -65,8 +68,17 @@ impl MainWindow {
 	}
 
 	fn render(&self, output: &wgpu::Texture) {
-		self.pipeline
-			.set_look(&self.queue, LookParams { m: Mat4::IDENTITY });
+		let camera = OrbitalCamera {
+			position_yaw: PI / 4.,
+			position_pitch: PI / 6.,
+			distance: 1.0,
+		};
+		self.pipeline.set_look(
+			&self.queue,
+			LookParams {
+				m: camera.transform(),
+			},
+		);
 		self.queue.submit([]); // flush buffer updates
 
 		let view = output.create_view(&wgpu::TextureViewDescriptor::default());