# BitMaskSetIndex

Flags — Native | Action

Sets a flag on the bit mask either on or off depending on the boolean Set On. Returns true if the setting worked.

# Arguments

• bitmask — Bit Mask
• int — Index to Set
• bool — Set On

Returns — void

native void BitMaskSetIndex(
	bitmask mask,
	int index,
	bool on,
);

# Related

Category: BitMask / Core Functions

• BitMaskSetIndex — void — BitMaskSetIndex
• MakeEmptyBitMask — bitmask — BitMaskMakeDefaultMask
• BitMaskIsEqual — bool — BitMaskIsEqual
• BitMaskTrueIndex — bool — BitMaskTrueIndex
• BitMaskFalseIndex — bool — BitMaskFalseIndex
• BitMaskReset — void — BitMaskReset
• BitMaskCountOnBits — int — BitMaskCountOnBits
• BitMaskAddBitMask — void — BitMaskAddBitMask
• BitMaskAndBitMask — void — BitMaskAndBitMask
• BitMaskOrBitMask — void — BitMaskOrBitMask
• BitMaskXorBitMask — void — BitMaskXorBitMask
• BitMaskInvert — void — BitMaskInvert
• BitMaskLeftShift — void — BitMaskLeftShift
• BitMaskRightShift — void — BitMaskRightShift

# Examples

mods/core.stormmod — base.stormdata/TriggerLibs/NativeLib.galaxy:2974

    // Automatic Variable Declarations
    // Implementation
    BitMaskSetIndex(lp_integerGroup, lp_toAdd, true);
}

mods/core.stormmod — base.stormdata/TriggerLibs/NativeLib.galaxy:2980

    // Automatic Variable Declarations
    // Implementation
    BitMaskSetIndex(lp_integerGroup, lp_toRemove, false);
}