Method onGUI

gaussian_splatting/SIBR_viewers/src/core/view/SceneDebugView.cpp:329–338

	}

	void SceneDebugView::onGUI()
	{
		if (ImGui::Begin("Top view settings")) {
			gui_options();
			list_mesh_onGUI();
			gui_cameras();
		}
		ImGui::End();
		
	}

	void SceneDebugView::save()
	{