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16:48:06
selwyn
what is the green and yellow tile in the pop-up box? is it an alpha channel?
16:49:06
Shinmera
each tile has information about how much light it absorbs at each pixel
16:49:18
Shinmera
or rather, how much light it reflects, really.
16:50:00
Shinmera
it's shown as green/yellow, but is a single-channel map
16:51:28
Shinmera
though for direct lighting, not indirect.
16:52:10
Shinmera
radiance = (ambient + (1-absorption)*direct)*albedo