hello i'm realy noob, i read all stuff about render with indigo but can't make one 
. this is the problem: i have the model in scketch ( a glass), ok when render it, see the render but don't have any color or materials. the image is in scale of gray (its seem scale of gray). first sorry about my inglish i'm from argentine and second thanks for for time.
i Leave the image of render and the .skc archive.
Greetings
they appeared at the 1 hour...