Hi to all! Am quite new but i made some renders!
I made a render 4000x3000 and when the render was finished i spot some stains in the wall! (attached image ) can u help me to understand why they come out and how to solve this problem!
Also some white dots in this part! (Image 2)
Hi. Try to check the Sub Pixel Mapping under Color Mapping tab, or increase Subdivs under Irradiance Map Hsph to 60-80 and Interpolation Samples to 50-60. Light cache should be 800-1200-1600 for interior renderings. Hope this helps