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ATragMX - Utilize 'C1 vs. Distance' data in the range card output

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This commit is contained in:
ulteq 2017-11-03 21:59:33 +01:00
parent d3dbb77510
commit 30fedc9ece
4 changed files with 59 additions and 31 deletions
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1
addons/atragmx/XEH_PREP.hpp
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@ -27,6 +27,7 @@ PREP(init);
PREP(initGunList);
PREP(insert_c1_ballistic_coefficient_data);
PREP(insert_muzzle_velocity_data);
PREP(lookup_c1_ballistic_coefficient);
PREP(parse_input);
PREP(read_gun_list_entries_from_config);
PREP(recalculate_c1_ballistic_coefficient);

5
addons/atragmx/functions/fnc_calculate_range_card.sqf
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@ -27,4 +27,9 @@ _solutionInput set [ 8, round(_solutionInput select 4)];
_solutionInput set [13, _targetRange];
_solutionInput set [17, true];
if (missionNamespace getVariable [QEGVAR(advanced_ballistics,enabled), false]) then {
private _c1 = [_targetRange] call FUNC(lookup_c1_ballistic_coefficient);
_solutionInput set [14, _c1];
};
private _result = _solutionInput call FUNC(calculate_solution);

51
addons/atragmx/functions/fnc_lookup_c1_ballistic_coefficient.sqf Normal file
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@ -0,0 +1,51 @@
/*
* Author: Ruthberg
* Lookup the correct C1 ballistic coefficient in the c1 ballistic coefficient vs. distance interpolation table
*
* Arguments:
* Target Range <NUMBER>
*
* Return Value:
* C1 ballistic coefficient <NUMBER
*
* Example:
* call ace_atragmx_fnc_lookup_c1_ballistic_coefficient
*
* Public: No
*/
#include "script_component.hpp"
params ["_targetRange"];
private _lookupTable = [];
{
if ((_x select 1) > 0) then {
_lookupTable pushBack _x;
};
} forEach (GVAR(workingMemory) select 19);
private _lookupTableSize = count _lookupTable;
if (_lookupTableSize < 2) exitWith { (GVAR(workingMemory) select 15) };
_lookupTable sort true;
private _lowerIndex = -1;
private _upperIndex = -1;
for "_index" from 1 to (_lookupTableSize - 1) do {
_upperIndex = _index;
_lowerIndex = _upperIndex - 1;
if (((_lookupTable select _index) select 0) >= _targetRange) exitWith { (GVAR(workingMemory) select 15) };
};
private _lowerDistance = (_lookupTable select _lowerIndex) select 0;
private _upperDistance = (_lookupTable select _upperIndex) select 0;
private _lowerC1 = (_lookupTable select _lowerIndex) select 1;
private _upperC1 = (_lookupTable select _upperIndex) select 1;
private _c1 = _lowerC1;
if (_lowerDistance != _upperDistance) then {
private _slope = (_upperC1 - _lowerC1) / (_upperDistance - _lowerDistance);
_c1 = _lowerC1 + (_targetRange - _lowerDistance) * _slope;
};
_c1 = 0.1 max _c1 min 2.0;
_c1

33
addons/atragmx/functions/fnc_recalculate_c1_ballistic_coefficient.sqf
View File

@ -1,6 +1,6 @@
/*
* Author: Ruthberg
* Recalculates the c1 ballistic coefficient based on the c1 ballistic coefficient vs. distance interpolation input
* Recalculates the c1 ballistic coefficient based on the current target range
*
* Arguments:
* parse input <BOOL>
@ -22,36 +22,7 @@ if (_parseInput) then {
[] call FUNC(parse_input);
};
private _lookupTable = [];
{
if ((_x select 1) > 0) then {
_lookupTable pushBack _x;
};
} forEach (GVAR(workingMemory) select 19);
private _lookupTableSize = count _lookupTable;
if (_lookupTableSize < 2) exitWith {};
_lookupTable sort true;
private _lowerIndex = -1;
private _upperIndex = -1;
for "_index" from 1 to (_lookupTableSize - 1) do {
_upperIndex = _index;
_lowerIndex = _upperIndex - 1;
if (((_lookupTable select _index) select 0) >= (GVAR(targetRange) select GVAR(currentTarget))) exitWith {};
};
private _lowerDistance = (_lookupTable select _lowerIndex) select 0;
private _upperDistance = (_lookupTable select _upperIndex) select 0;
private _lowerC1 = (_lookupTable select _lowerIndex) select 1;
private _upperC1 = (_lookupTable select _upperIndex) select 1;
private _c1 = _lowerC1;
if (_lowerDistance != _upperDistance) then {
private _slope = (_upperC1 - _lowerC1) / (_upperDistance - _lowerDistance);
_c1 = _lowerC1 + ((GVAR(targetRange) select GVAR(currentTarget)) - _lowerDistance) * _slope;
};
_c1 = 0.1 max _c1 min 2.0;
private _c1 = [GVAR(targetRange) select GVAR(currentTarget)] call FUNC(lookup_c1_ballistic_coefficient);
if (_c1 != GVAR(workingMemory) select 15) then {
GVAR(workingMemory) set [15, _c1];