u,v Coord Question

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Fry Crayola
 #1
No. The top left 2x2 pixels would be the following

0,0
1,0
0,1
1,1

which would translate to coords as

0,0
1/255.0, 0
0, 1/255.0
1/255.0, 1/255.0

It would be 1/255.0 instead of 256.0 because the bottom right would be pixel 255,255, uv coord 1,1. Which means 255/255, 255/255.