some refactoring

hopefully improved rendering speed
added support to add .obj obstacles

mapview/3D/MV3DElementFloorObstacleObject.h

@@ -0,0 +1,42 @@
+#ifndef MV3DELEMENTFLOOROBSTACLEOBJECT_H
+#define MV3DELEMENTFLOOROBSTACLEOBJECT_H
+
+#include <Indoor/floorplan/v2/Floorplan.h>
+#include <Indoor/math/Math.h>
+
+#include "misc/Cube.h"
+#include "misc/Window.h"
+#include "misc/Handrail.h"
+
+#include "MV3DElement.h"
+
+class MV3DElementFloorObstacleObject : public MV3DElement {
+
+	Floorplan::Floor* f;
+	Floorplan::FloorObstacleObject* fo;
+
+public:
+
+	/** ctor */
+	MV3DElementFloorObstacleObject(Floorplan::Floor* f, Floorplan::FloorObstacleObject* fo) : f(f), fo(fo) {
+		;
+	}
+
+protected:
+
+
+	/** repaint me */
+	void render(const RenderSettings& rs) override {
+
+		// TODO
+
+	}
+
+	bool isTransparent() const override {
+		return false;
+	}
+
+
+};
+
+#endif // MV3DELEMENTFLOOROBSTACLEOBJECT_H