BIS fnc dirTo: Difference between revisions

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|x1= sets unit1 in the direction of unit2
|x1= sets unit1 in the direction of unit2
<code>unit1 [[setDir]] ([unit1, unit2] [[call]] BIS_fnc_dirTo)</code>|= EXAMPLE1  
<code>unit1 [[setDir]] [unit1, unit2] [[call]] BIS_fnc_dirTo</code>|= EXAMPLE1  
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Revision as of 00:38, 23 February 2015


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Description

Description:
Function which returns vector direction from pos1 to pos2.
Execution:
call
Groups:
Uncategorised

Syntax

Syntax:
[param1, param2] call BIS_fnc_dirTo
Parameters:
param1 - vector starting point, Position or Object
param1 - vector ending point, Position or Object
Return Value:
Number

Examples

Example 1:
sets unit1 in the direction of unit2 unit1 setDir [unit1, unit2] call BIS_fnc_dirTo

Additional Information

See also:
BIS_fnc_help

Notes

Report bugs on the Feedback Tracker and/or discuss them on the Arma Discord or on the Forums.
Only post proven facts here! Add Note


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Posted on January 21, 2015 - 14:20 (UTC)
AgentRevolution
Be careful when using this function in conjunction with BIS_fnc_rotateVector2D; the latter rotates vectors counterclockwise (mathematically correct), while BIS_fnc_dirTo returns a clockwise angle.
To counter this, simply negate the output of BIS_fnc_dirTo: [[0,1,0], -([_unit, _vehicle] call BIS_fnc_dirTo)] call BIS_fnc_rotateVector2D;