Vendor dependencies for 0.3.0 release

vendor/metal/examples/raytracing/camera.rs

@@ -0,0 +1,20 @@
+use glam::f32::Vec4;
+
+#[repr(C)]
+pub struct Camera {
+    pub position: Vec4,
+    pub right: Vec4,
+    pub up: Vec4,
+    pub forward: Vec4,
+}
+
+impl Camera {
+    pub fn new() -> Self {
+        Self {
+            position: Vec4::new(0.0, 3.0, 10.0, 0.0),
+            right: Vec4::new(1.0, 0.0, 0.0, 0.0),
+            up: Vec4::new(0.0, 1.0, 0.0, 0.0),
+            forward: Vec4::new(0.0, 0.0, -1.0, 0.0),
+        }
+    }
+}