photorealistic interior render use the input image as a strict reference preserve 100 of the existing architecture room geometry wall locations openings materials textures colors finishes and furniture all walls shown as solid walls must remain solid walls do not create any new openings in walls do not add windows doors skylights glass panels curtain walls or exterior views maintain the exact number size and position of all existing openings any wall without an opening in the reference image must remain completely closed and uninterrupted texture and material lock keep all materials textures colors and finishes identical to the source preserve the existing wall niche exactly as shown including its color paint finish dimensions and appearance do not recolor brighten darken or modify the wall niche in any way reduce floor glossiness and reflections use a matte or low sheen floor appearance with minimal specular reflections improve only rendering quality realism lighting shadows and subtle reflections without altering the design strong negative prompt window windows skylight glass wall curtain wall exterior view daylight opening wall opening new opening additional door architectural modification wall replacement facade opening panoramic window floor to ceiling glass glass partition niche color change wall niche modification texture replacement material replacement color shift glossy floor mirror reflection polished floor wet look floor shiny flooring