1995-1996
Spencer Kimball & Peter Mattis
Combine two channel masks.
This procedure combines two channel masks. The result is stored in the first channel.
unknown
Type | Name | Description |
---|---|---|
PF_CHANNEL | channel1 | The channel1 |
PF_CHANNEL | channel2 | The channel2 |
PF_INT | operation | The selection operation { CHANNEL-OP-ADD (0), CHANNEL-OP-SUBTRACT (1), CHANNEL-OP-REPLACE (2), CHANNEL-OP-INTERSECT (3) } |
PF_INT | offx | x offset between upper left corner of channels: (second - first) |
PF_INT | offy | y offset between upper left corner of channels: (second - first) |
None