Add camera module

src/camera.h

@@ -0,0 +1,31 @@
+/* camera.h
+ *
+ * Camera type and related functions.
+ *
+ * Eryn Wells <eryn@erynwells.me>
+ */
+
+#ifndef __CAMERA_H
+#define __CAMERA_H
+
+#include "basics.h"
+
+
+typedef enum {
+    CameraProjectionOrthographic = 1,
+} CameraProjection;
+
+
+typedef struct _Camera
+{
+    CameraProjection projection;
+    Vector3 location;
+    Rect image_plane;
+} Camera;
+
+
+Camera *camera_init();
+void camera_destroy(Camera *camera);
+
+
+#endif