ACE3/addons/javelin/functions/fnc_getTarget.sqf
Phyma ffaa195fe5 Conform function headers to coding guidelines (#5255)
* Fixed headers to work with silentspike python script

* Fixed rest of the files

* Fixed ace-team
2017-06-08 15:31:51 +02:00

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/*
* Author: PabstMirror
* Find a target within the optic range
*
* Arguments:
* 0: Last Target (seeds the scan) <OBJECT>
* 1: Max Range (meters) <NUMBER>
*
* Return Value:
* Target <OBJECT>
*
* Example:
* [bob, 5] call ace_javelin_fnc_getTarget
*
* Public: No
*/
// #define DEBUG_MODE_FULL
#include "script_component.hpp"
params ["_lastTarget", "_maxRange"];
scopeName "main";
private _viewASL = AGLtoASL positionCameraToWorld [0,0,0];
private _viewDir = _viewASL vectorFromTo (AGLtoASL positionCameraToWorld [0,0,1]);
// Attempt to lock onto current target if it is still valid
if (!isNull _lastTarget) then {
private _aimASL = aimPos _lastTarget;
if ((_viewASL vectorDistance _aimASL) > _maxRange) exitWith {};
if ((acos ((_viewASL vectorFromTo _aimASL) vectorDotProduct _viewDir)) > 0.6) exitWith {};
private _relAngle = (_lastTarget getRelDir _viewASL);
for "_xOffset" from -2.5 to 2.5 step 0.5 do {
for "_yOffset" from -2 to 1 step 0.5 do {
// Find test points in the model based on the angle that we are viewing it from (not true 3d projection, but not bad)
private _testPosASL = AGLtoASL (_lastTarget modelToWorld [_xOffset * - cos _relAngle, _xOffset * sin _relAngle, _yOffset]);
private _intersectionsToCursorTarget = lineIntersectsSurfaces [_viewASL, _testPosASL, ace_player, vehicle ace_player, true, 1];
// drawIcon3D ["\A3\ui_f\data\map\markers\military\dot_CA.paa", [[0,1,1,1], [1,0,1,1]] select (count _intersectionsToCursorTarget), (ASLtoAGL _testPosASL), 0.25, 0.25, 0, "", 0.5, 0.025, "TahomaB"];
if (!(_intersectionsToCursorTarget isEqualTo [])) then {
(_intersectionsToCursorTarget select 0) params ["", "", "_intersectedObject"];
if (_intersectedObject isKindOf "AllVehicles") then {
_intersectedObject breakOut "main";
};
};
};
};
};
// Try cursorObject/Target as they are very fast
if ((cursorObject isKindOf "AllVehicles") && {(cursorObject distance ace_player) < _maxRange}) then {
private _intersectionsToCursorTarget = lineIntersectsSurfaces [_viewASL, aimPos cursorObject, ace_player, cursorObject, true, 1];
if (_intersectionsToCursorTarget isEqualTo []) then {
cursorObject breakOut "main";
};
};
if ((cursorTarget isKindOf "AllVehicles") && {(cursorObject distance ace_player) < _maxRange}) then {
private _intersectionsToCursorTarget = lineIntersectsSurfaces [_viewASL, aimPos cursorTarget, ace_player, cursorTarget, true, 1];
if (_intersectionsToCursorTarget isEqualTo []) then {
cursorTarget breakOut "main";
};
};
// Attempt to scan using multiple rayscasts - This is expensive (n^2) and care should be given to balance accuracy vs speed
for "_xOffset" from -14 to 14 step 2 do {
for "_yOffset" from -12 to 12 step 4 do {
private _testPosASL = AGLtoASL (positionCameraToWorld [_xOffset, _yOffset, _maxRange]);
private _intersectionsToCursorTarget = lineIntersectsSurfaces [_viewASL, _testPosASL, ace_player, vehicle ace_player, true, 1];
// drawIcon3D ["\A3\ui_f\data\map\markers\military\dot_CA.paa", [[0,1,0,1], [1,0,0,1]] select (count _intersectionsToCursorTarget), (ASLtoAGL _testPosASL), 0.25, 0.25, 0, "", 0.5, 0.025, "TahomaB"];
if (!(_intersectionsToCursorTarget isEqualTo [])) then {
(_intersectionsToCursorTarget select 0) params ["", "", "_intersectedObject"];
if (_intersectedObject isKindOf "AllVehicles") then {
_intersectedObject breakOut "main";
};
};
};
};
objNull