By default render will produce an AVS-compatible image on stdout. The -tiff flag will cause it to output a TIFF image to the specified file instead. By default render will produce an AVS-compatible image on stdout. In this case default output is to the file render.rgb, but specifying a file on the command line will override this default. This flag causes render to produce an output image compatible with some earlier versions of the Raster3D package.
Output is to stdout.
This could be necessary if you are using some odd viewing program. The input to render consists of a single text file containing everything necessary to prepare the image of a scene consisting of coloured spheres, cylinders and triangles. The header records contain information global to the scene being rendered. The header records are followed by individual object records containing coordinate and color specification for the objects in the scene. The required header records of a render input file are described below.