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65 lines
1.6 KiB
Plaintext
65 lines
1.6 KiB
Plaintext
#include "..\script_component.hpp"
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/*
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* Author: PabstMirror
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* Convert between screen and 3d object coordinates
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*
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* Arguments:
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* 0: Function <STRING>
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* 1: Input array <CODE>
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* 2: Scale (optional: 1) <NUMBER>
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*
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* Return Value:
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* Value <ARRAY>
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*
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* Example:
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* ["2d", [0,0,0], 1] call ace_common_fnc_rscObjectHelper
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*
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* Public: No
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*/
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params ["_func", "_array", ["_scale", 1]];
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private _adjustCam = 1;
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private _topFOV = getResolution # 6;
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private _leftFOV = getResolution # 7;
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private _topLeftX = (_leftFOV-1)*0.5/_leftFOV;
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private _bottomRightX = 1-_topLeftX;
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private _topLeftY = 0;
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private _bottomRightY = 1;
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private _return = [];
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switch (toLower _func) do {
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case ("2d"): {
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_array params ["_pointX", "_z", "_pointY"];
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private _scrX = _pointX * (_bottomRightX - _topLeftX) + _topLeftX;
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private _vX = _leftFOV * (_scrX - 0.5) * _adjustCam * _z;
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private _scrY = _pointY * (_bottomRightY - _topLeftY) + _topLeftY;
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private _vY = _topFOV * (0.5 - _scrY) * _adjustCam * _z;
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_vX = _vX / _scale;
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_vY = _vY / _scale;
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_return = [_vX, _vY, _z];
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};
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case ("3d"): {
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_array params ["_vX", "_vY", "_z"]; // z is distance from screen
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_vX = _vX * _scale;
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_vY = _vY * _scale;
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private _scrX = _vX / (_leftFOV * _adjustCam * _z) + 0.5;
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private _pointX = (_scrX - _topLeftX) / (_bottomRightX - _topLeftX);
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private _scrY = 0.5 - _vY / (_topFOV * _adjustCam * _z);
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private _pointY = (_scrY - _topLeftY) / (_bottomRightY - _topLeftY);
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_return = [_pointX, _z, _pointY];
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};
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};
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_return
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