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add ability to pick random value from array

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Nonunknown 2022-10-15 09:43:16 -03:00
parent dc4b616596
commit 9f4dbf415d
4 changed files with 18 additions and 0 deletions
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6
core/variant/array.cpp
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@ -31,6 +31,7 @@
#include "array.h"
#include "container_type_validate.h"
#include "core/math/math_funcs.h"
#include "core/object/class_db.h"
#include "core/object/script_language.h"
#include "core/templates/hashfuncs.h"
@ -299,6 +300,11 @@ Variant Array::back() const {
return operator[](_p->array.size() - 1);
}
Variant Array::pick_random() const {
ERR_FAIL_COND_V_MSG(_p->array.size() == 0, Variant(), "Can't take value from empty array.");
return operator[](Math::rand() % _p->array.size());
}
int Array::find(const Variant &p_value, int p_from) const {
ERR_FAIL_COND_V(!_p->typed.validate(p_value, "find"), -1);
return _p->array.find(p_value, p_from);