GCOL action (changes)
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Programmer's Reference Manuals
ยป GCOL action
GCOL action
A GCOL action is a logical operation to perform when rendering pixels. There are eight GCOL actions supported by the OS.
| # | Action to perform |
|---|---|
| 0 | Dest = Source |
| 1 | Dest = Dest OR Source |
| 2 | Dest = Dest AND Source |
| 3 | Dest = Dest EOR Source |
| 4 | Dest = NOT Dest |
| 5 | Dest = Dest |
| 6 | Dest = Dest AND NOT Source |
| 7 | Dest = Dest OR NOT Source |
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