1 To use the Projector/Light and Projector/Shadow shaders properly:
2
3 Cookie texture:
4     
1. Make sure texture wrap mode is set to "Clamp"
5     
2. Turn on "Border Mipmaps" option in import settings
6     
3. Use uncompressed texture format
7     
4. Projector/Shadow also requires alpha channel to be present (typically Alpha from Grayscale option is ok)
8
9 Falloff texture (
if present):
10     
1. Data needs to be in alpha channel, so typically Alpha8 texture format
11     
2. Make sure texture wrap mode is set to "Clamp"
12     
3. Make sure leftmost pixel column is black; and "Border mipmaps" import setting is on.


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