64 lines
2.4 KiB
Plaintext
64 lines
2.4 KiB
Plaintext
|
#include "\A3EAI\globaldefines.hpp"
|
||
|
|
||
|
private ["_startTime","_getWeightedIndices"];
|
||
|
|
||
|
_startTime = diag_tickTime;
|
||
|
|
||
|
if ((typeName _this) != "ARRAY") exitWith {diag_log format ["%1 was given non-array input.",__FILE__];};
|
||
|
|
||
|
//Function exerpt from fn_selectRandomWeighted.sqf written by Joris-Jan van 't Land
|
||
|
_getWeightedIndices = {
|
||
|
private ["_array", "_weights","_index","_weighted","_i"];
|
||
|
_array = _this select 0;
|
||
|
_weights = _this select 1;
|
||
|
|
||
|
//Parameter validation.
|
||
|
if ((typeName _array) != (typeName [])) exitWith {debugLog "Log: [selectRandomWeighted] Array (0) must be an Array!"; nil};
|
||
|
if ((typeName _weights) != (typeName [])) exitWith {debugLog "Log: [selectRandomWeighted] Weights (1) must be an Array!"; nil};
|
||
|
if ((count _array) > (count _weights)) exitWith {debugLog "Log: [selectRandomWeighted] There must be at least as many elements in Weights (1) as there are in Array (0)!"; nil};
|
||
|
|
||
|
//Created weighted array of indices.
|
||
|
private ["_weighted"];
|
||
|
_weighted = [];
|
||
|
for "_i" from 0 to ((count _weights) - 1) do
|
||
|
{
|
||
|
private ["_weight"];
|
||
|
_weight = _weights select _i;
|
||
|
|
||
|
//Ensure the weight is a Number.
|
||
|
//If it's not, set weight to 0 to exclude it.
|
||
|
if ((typeName _weight) != (typeName 0)) then {debugLog "Log: [selectRandomWeighted] Weights should be Numbers; weight set to 0!"; _weight = 0};
|
||
|
|
||
|
//The weight should be a Number between 0 and 1.
|
||
|
if (_weight < 0) then {debugLog "Log: [selectRandomWeighted] Weights should be more than or equal to 0; weight set to 0!"; _weight = 0};
|
||
|
//if (_weight > 1) then {debugLog "Log: [selectRandomWeighted] Weights should be less than or equal to 1; weight set to 1!"; _weight = 1};
|
||
|
|
||
|
//Normalize the weight for a precision of hundreds.
|
||
|
_weight = round(_weight * 100);
|
||
|
|
||
|
for "_k" from 0 to (_weight - 1) do
|
||
|
{
|
||
|
//_weighted = _weighted + [_i];
|
||
|
//_weighted set [count _weighted,_i];
|
||
|
_weighted pushBack _i;
|
||
|
};
|
||
|
};
|
||
|
|
||
|
_weighted
|
||
|
};
|
||
|
|
||
|
{
|
||
|
private ["_weightedTable","_gradeChances"];
|
||
|
_gradeChances = missionNamespace getVariable (_x select 0);
|
||
|
if !(isNil "_gradeChances") then {
|
||
|
_weightedTable = [A3EAI_unitLevels,_gradeChances] call _getWeightedIndices;
|
||
|
missionNamespace setVariable [_x select 1,_weightedTable];
|
||
|
missionNamespace setVariable [_x select 0,nil];
|
||
|
};
|
||
|
} count _this;
|
||
|
|
||
|
if (A3EAI_debugLevel > 0) then {diag_log format ["A3EAI Debug: A3EAI finished building weighted unitLevel tables in %1 seconds.",(diag_tickTime - _startTime)]};
|
||
|
|
||
|
true
|
||
|
|