octagonal tomb 3d model

Create an exact regular octagonal Anatolian Seljuk tomb (kümbet) based strictly on the supplied architectural plan. The building has exactly 8 distinct exterior facades, each separated by 45 degrees. Do NOT repeat architectural features around the building. FACADE 1 – FRONT: one monumental entrance portal only. FACADE 2 – FRONT RIGHT: completely plain solid stone wall, no niche, no window, no doorway, no ornament. FACADE 3 – RIGHT SIDE: one rectangular window only. FACADE 4 – REAR RIGHT: one recessed fluted scallop-shell niche only. FACADE 5 – REAR: one richly decorated muqarnas window composition. This is a WINDOW, not a doorway. FACADE 6 – REAR LEFT: one recessed fluted scallop-shell niche only. FACADE 7 – LEFT SIDE: one rectangular window only. FACADE 8 – FRONT LEFT: completely plain solid stone wall, no niche, no window, no doorway, no ornament. STRICT GEOMETRY: regular octagonal plan, exactly 8 flat wall faces. Maintain the exact facade sequence 1-2-3-4-5-6-7-8 around the buildi