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This function sets new flag(s) and returns old flag(s)
unsigned long PgSetControlFlagGCCx( PhGC_t * GC,
unsigned long flags);
ph
These flag(s) are used to control specific behavior that is associated with the provided PhGC_t.
You can set the following flags:
- PhGC_DONT_RESET_PLANE_MASK
- The photon library is prevented from resetting plane mask.
This can be used to prevent modification of destination pixel bit(s), i.e. alpha bit(s).
All old flags.
Photon
Safety: | |
Interrupt handler |
No |
Signal handler |
No |
Thread |
No |
Ensure the flags are set to zero after you are finished, as these
control flags alter rendering at the fundamental level.
PgDefaultMode(),
PgDefaultGC(),
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