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41 lines
957 B
Plaintext
41 lines
957 B
Plaintext
/*
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* Author: commy2 and esteldunedain
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*
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* Calculate the distance to the first intersection of a line
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*
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* Argument:
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* 0: Pos ASL of origin (Array)
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* 1: Direction (Array)
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* 2: Max distance to search (Number)
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*
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* Return value:
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* Distance to intersection (+- 0.1 m)
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*/
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#include "script_component.hpp"
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EXPLODE_3_PVT(_this,_posASL,_direction,_maxDistance);
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private ["_distance", "_interval", "_line", "_intersections"];
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_distance = _maxDistance;
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_interval = _distance;
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_line = [_posASL, []];
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while {
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_interval > 0.1
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} do {
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_interval = _interval / 2;
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_line set [1, _posASL vectorAdd (_direction vectorMultiply _distance)];
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_intersections = {
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_x isKindOf "Static" || {_x isKindOf "AllVehicles"}
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} count (lineIntersectsWith _line);
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_distance = _distance + ([1, -1] select (_intersections > 0 || {terrainIntersectASL _line})) * _interval;
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if (_distance > _maxDistance) exitWith {_distance = 999};
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};
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_distance
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