renamed .h to .hpp

1 files changed, 24 insertions, 0 deletions

diff --git a/src/o3d/camera.hpp b/src/o3d/camera.hpp
new file mode 100644
index 0000000..485c825
--- /dev/null
+++ b/src/o3d/camera.hpp
@@ -0,0 +1,24 @@
+#ifndef O3D_CAMERA_H
+#define O3D_CAMERA_H
+
+#include "math/mat4.hpp"
+#include "math/tform.hpp"
+
+using
+    engine::math::Matrix4,
+    engine::math::Transform;
+
+namespace engine::o3d {
+
+struct Camera {
+    float fov;
+    Transform transform;
+
+    constexpr Matrix4 to_mat4(float aspect_ratio, float min_z, float max_z) const & {
+        return Matrix4::projection(fov, aspect_ratio, min_z, max_z) * transform.to_inverse_mat4();
+    }
+};
+
+}
+
+#endif // O3D_CAMERA_H