Hi,

after applying Mihai“s Fix for ShadowMap (thank you!) I am able to use 
ShadowMap in my program.

There are two issues:

- triangles only cast a shadow when their normal is directed towards the 
light. While this is, of course, the desired behaviour for "real" 
models, it is not so nice when just displaying a triangle. How can I 
make triangles cast shadows regardless how they are directed?

- I get the "artifact" that dirties surfaces because of self-shadowing. 
An older post said to change the polygon-offset. I see that there is a 
state attribute for that, is that meant? And in which way could I 
experiment with that?


Thanks for your help,


Andreas


P.S.: When I first tried ShadowMap with Mihai's fix, everything was 
shadowed. After some thought I found out that I had decorated my light 
with a small sphere, that cast shadow on everything ...
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