feat: add debug rendering for other types of colliders / split game into more logical functions / files

lightkeeper/include/scenes/MainScene.h

@@ -0,0 +1,25 @@
+#ifndef LIGHTKEEPER_MAINSCENE_H
+#define LIGHTKEEPER_MAINSCENE_H
+
+#include <destrum/Graphics/ids.h>
+
+class FirstPersonController;
+class GameObject;
+class GfxDevice;
+class RenderResources;
+class Scene;
+
+// What the app keeps a hold of after building the scene
+struct MainSceneObjects {
+    GameObject* player{nullptr};
+    FirstPersonController* playerController{nullptr};
+
+    // Used by the debug "Spawn ball" button
+    MeshID sphereMesh{};
+    MaterialID sphereMaterial{};
+};
+
+// Sun, ground, parkour course, models, trigger zone and the player
+MainSceneObjects BuildMainScene(Scene& scene, GfxDevice& gfxDevice, RenderResources& resources);
+
+#endif // LIGHTKEEPER_MAINSCENE_H