Buddha image with 25 samples per pixel

 
Rendering info: 
  Model reading time:        4.131s 
  BVH building time:         2.551s 
  Rendering time:           31.942s

							

Buddha image with soft shadow

 
  This is my first attempt to generate 
  soft shadow. It's very experimental 
  as you can see, the shadow only appears
  on the ground, not on the base of the 
  buddha's statue or the buddha himself.