lineIntersectsWith: Difference between revisions

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| Returns objects intersecting with the virtual line from ''begPos'' to ''endPos''. By default resulting array of intersecting objects is unsorted. To sort by distance set ''sortByDistance'' param to [[true]]. <br><br>'''NOTE:''' Doesn't work under water. Max hardcoded distance is 1000m.|DESCRIPTION=
| Returns objects intersecting with the virtual line from ''begPos'' to ''endPos''. By default resulting array of intersecting objects is unsorted. To sort by distance set ''sortByDistance'' param to [[true]]. <br><br>{{Important | Doesn't work under water. Max hardcoded distance is 1000m.}}|DESCRIPTION=
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Revision as of 13:56, 19 September 2019

Hover & click on the images for description

Description

Description:
Returns objects intersecting with the virtual line from begPos to endPos. By default resulting array of intersecting objects is unsorted. To sort by distance set sortByDistance param to true.

Doesn't work under water. Max hardcoded distance is 1000m.
Groups:
Uncategorised

Syntax

Syntax:
lineIntersectsWith [begPos, endPos, objIgnore1, objIgnore2, sortByDistance]
Parameters:
[begPos, endPos, objIgnore1, objIgnore2, sortByDistance]: Array
begPos: PositionASL - virtual line start
endPos: PositionASL - virtual line end
objIgnore1: (optional) Object - object to ignore. When testing intersection from an object/unit/vehicle, pass that object here to prevent intersection inside of the object.
objIgnore2: (optional) Object - another object to ignore. When testing intersection of a line between two objects, pass the second object here to prevent intersection inside of it being reported
sortByDistance: (optional) Boolean - true: Sort by distance => furthermost object first, closest object last; false: unsorted
Return Value:
Array - intersecting objects

Examples

Example 1:
_objects = lineIntersectsWith [eyePos player, AGLtoASL screenToWorld [0.5,0.5]];
Example 2:
Sort by distance: _objects = lineIntersectsWith [eyePos player, AGLtoASL screenToWorld [0.5,0.5], objNull, objNull, true];
Example 3:
Ignore objects: _objects = lineIntersectsWith [eyePos player, aimPos chopper, player, chopper];

Additional Information

See also:
lineIntersectsSurfaceslineIntersectsObjsintersectterrainIntersectterrainIntersectASLterrainIntersectAtASLlineIntersectscursorObjectcursorTargetcheckVisibility

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

Notes

Posted on may 31, 2012 - 10:50 (CEST)
Lou Montana
Please note the difference :
  • terrainIntersect
  • terrainIntersectASL
  • lineIntersects
  • lineIntersectsWith
  • lineIntersectsObjs
  • intersect

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