Diffuse and displacement map for rug and towel. Made with Photoshop.
step 2 of 3
Placed Desert image on a plane and lit it with free direct light. Created a room using boxes with Boolean mods for the windows. The glass for those windows are planes with glass VRay material. The opacity of the window planes was lowered. The ceiling and floor are planes.
step 3 of 3
The tub is 2 splines connected with a surface modifier added. The plumbing is splines, cylinder and capsules.