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109 lines
2.1 KiB
Plaintext
109 lines
2.1 KiB
Plaintext
#include "\z\addons\dayz_code\util\Vector.hpp"
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_project =
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{
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private ["_verts","_axis","_min","_max"];
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local _verts = +(_this select 0);
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local _axis = _this select 1;
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{ _verts set [_foreachIndex, Vector_DotProduct_Fast(_axis, _x)] } foreach _verts;
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local _min = _verts select 0;
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local _max = _min;
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{
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if (_x < _min) then
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{ _min = _x };
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if (_x > _max) then
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{ _max = _x };
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}
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foreach _verts;
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[_min, _max]
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};
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_notOverlap =
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{
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#define AMIN (_this select 0 select 0)
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#define AMAX (_this select 0 select 1)
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#define BMIN (_this select 1 select 0)
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#define BMAX (_this select 1 select 1)
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AMAX < BMIN || AMIN > BMAX
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};
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_boundingBoxVertices =
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{
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private ["_min","_max","_verts","_v"];
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local _min = _this select 0;
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local _max = _this select 1;
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local _verts = [_min, _max];
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_verts resize 8;
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local _v = +_min;
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_v set [0, _max select 0];
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_verts set [2, +_v];
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_v set [1, _max select 1];
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_verts set [3, +_v];
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_v = +_min;
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_v set [1, _max select 1];
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_verts set [4, +_v];
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_v set [2, _max select 2];
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_verts set [5, +_v];
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_v = +_min;
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_v set [0, _max select 0];
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_verts set [6, +_v];
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_v set [2, _max select 2];
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_verts set [7, _v];
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_verts
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};
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_modelToWorld =
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{
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private ["_object","_verts"];
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local _object = _this select 0;
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local _verts = _this select 1;
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{ _verts set [_foreachIndex, _object modelToWorld _x] } foreach _verts;
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_verts
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};
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_getAxes =
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{
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private ["_dir","_up","_side"];
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local _dir = vectorDir _this;
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local _up = vectorUp _this;
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local _side = Vector_Rotate3D_Fast(_dir, _up, 90);
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[_dir, _side, _up]
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};
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_collision =
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{
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private ["_abb","_bbb","_averts","_bverts","_axes","_result"];
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local _abb = boundingBox (_this select 0);
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local _bbb = boundingBox (_this select 1);
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local _averts = [_this select 0, _abb call _boundingBoxVertices] call _modelToWorld;
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local _bverts = [_this select 1, _bbb call _boundingBoxVertices] call _modelToWorld;
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local _axes = (_this select 0 call _getAxes) + (_this select 1 call _getAxes);
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local _result = true;
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{
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if ([[_averts, _x] call _project, [_bverts, _x] call _project] call _notOverlap) exitWith
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{ _result = false };
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}
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foreach _axes;
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_result
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};
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_this call _collision;
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