Update project

Source/Camera/Camera.rs

@@ -0,0 +1,20 @@
+use super::OPENGL_TO_WGPU_MATRIX;
+
+pub struct Camera {
+    pub eye: cgmath::Point3<f32>,
+    pub target: cgmath::Point3<f32>,
+    pub up: cgmath::Vector3<f32>,
+    pub aspect: f32,
+    pub fovy: f32,
+    pub znear: f32,
+    pub zfar: f32,
+}
+
+impl Camera {
+    pub fn BuildViewProjectionMatrix(&self) -> cgmath::Matrix4<f32> {
+        let view = cgmath::Matrix4::look_at_rh(self.eye, self.target, self.up);
+        let proj = cgmath::perspective(cgmath::Deg(self.fovy), self.aspect, self.znear, self.zfar);
+
+        OPENGL_TO_WGPU_MATRIX * proj * view
+    }
+}