More complicated model, rotating

src/main.rs

@@ -44,8 +44,9 @@ fn main() {
     let mut device_manager = crate::device::DeviceManager::new();
 
     let mut offset = 0.0;
+    let mut rotate = 0.0;
 
-    let model = Model::new(&display, "Box.glb");
+    let model = Model::new(&display, "Lantern.glb");
 
     events_loop.run(move |ev, _, control_flow| {
 	if device_manager.is_pressed(&device::Key::W) {
@@ -53,17 +54,31 @@ fn main() {
 	} else if device_manager.is_pressed(&device::Key::S) {
 	    offset -= 0.001;
 	}
-        let mvp = glm::perspective::<f32>(1.0, 45.0_f32.to_radians(), 0.2, 100.0);
+	if device_manager.is_pressed(&device::Key::A) {
+	    rotate += 0.01;
+	} else if device_manager.is_pressed(&device::Key::D) {
+	    rotate -= 0.01;
+	}
+	    
+        let mvp = glm::perspective::<f32>(4.0/3.0, 45.0_f32.to_radians(), 0.2, 100.0);
         let mvp = glm::translate::<f32>(&mvp, &glm::vec3(0.0, 0.0, -10.0 + offset));
-	let mvp = glm::rotate::<f32>(&mvp, 15.0_f32.to_radians(), &glm::vec3(1.0, 0.0, 0.0));
+	let mvp = glm::rotate::<f32>(&mvp, 15.0_f32.to_radians() + rotate, &glm::vec3(1.0, 0.0, 0.0));
         let uniforms = uniform! {
             MVP: *mvp.as_ref(),
         };
 
         let mut target = display.draw();
+	let params = glium::DrawParameters {
+	    depth: glium::Depth {
+		test: glium::DepthTest::IfLess,
+		write: true,
+		.. Default::default()
+	    },
+	    backface_culling: glium::draw_parameters::BackfaceCullingMode::CullClockwise,
+	    .. Default::default()
+	};
         target.clear_color(0.0, 0.0, 0.0, 1.0);
-        target.draw(&vertex_buffer, &indices, &flat_program, &uniforms,
-                    &Default::default()).unwrap();
+        target.draw(&vertex_buffer, &indices, &flat_program, &uniforms, &params).unwrap();
 	model.draw(&mut target, &cube_program, &uniforms);
         target.finish().unwrap();
         

src/model.rs

@@ -1,6 +1,6 @@
 extern crate gltf;
 
-use glium::{ VertexBuffer, IndexBuffer };
+use glium::{ VertexBuffer, IndexBuffer, Program };
 
 #[derive(Copy, Clone)]
 struct Vertex {