Yes. This method brings results. But I thought that the program itself should change the color of the sky. Basically, she does it during the day, at sunset and at sunrise, changing color depending on what time I set. But for some reason it doesn't work at night. Although yafaray and the standard ...

The render does not show the night sky (black sky)
If I use the Sunflow engine to render the image, then it does not show the black sky.
When rendering, I specify the night time, for example 03:00 . Everything around is dark, without sunlight, but the sky is colored in the default color. White.
But ...

I think something is wrong with my model.
I just downloaded a window model from a random site, in 3ds format. This window lets in light perfectly.
studioslash.ru/window2.rar
But I only have a model in dae format, I work in blender and I can't create a model in 3ds format.
Could you help me and ...

I have the following problem.
1) I created a window model for my project.
2) The window looks great and it is transparent.
3) When rendering (using a plugin or standard tools), the glass looks transparent. But the window does not let in sunlight from the open world.

That is, I see everything that ...