Specify which region will emit draw events
void PgSetRegion( PhRid_t rid ); void PgSetRegionCx( void *dc, PhRid_t rid );
ph
These functions specify which region will emit subsequent draw events.
If rid is the current region, this function does nothing.
If rid isn't the current region, this function:
PgSetRegion() works on the current draw context, while you can specify the draw context for PgSetRegionCx().
Photon
Safety: | |
---|---|
Interrupt handler | No |
Signal handler | No |
Thread | No |
PgFlush*(), PgGetRegion*(), PgSetClipping*()