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Added max_element_index, and min_element_index helper methods to Vector.

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Relintai 2023-04-29 14:43:11 +02:00
parent 8c15b12f6a
commit 6e4dea3670
2 changed files with 41 additions and 0 deletions
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38
mlpp/lin_alg/mlpp_vector.cpp
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@ -1083,6 +1083,24 @@ real_t MLPPVector::max_element() const {
return max_element; return max_element;
} }
int MLPPVector::max_element_index() const {
const real_t *aa = ptr();
real_t max_element = -Math_INF;
int index = -1;
for (int i = 0; i < _size; i++) {
real_t current_element = aa[i];
if (current_element > max_element) {
max_element = current_element;
index = i;
}
}
return index;
}
real_t MLPPVector::min_element() const { real_t MLPPVector::min_element() const {
const real_t *aa = ptr(); const real_t *aa = ptr();
@ -1098,6 +1116,23 @@ real_t MLPPVector::min_element() const {
return min_element; return min_element;
} }
int MLPPVector::min_element_index() const {
const real_t *aa = ptr();
real_t min_element = Math_INF;
int index = -1;
for (int i = 0; i < _size; i++) {
real_t current_element = aa[i];
if (current_element > min_element) {
min_element = current_element;
index = i;
}
}
return index;
}
/* /*
@ -1467,7 +1502,10 @@ void MLPPVector::_bind_methods() {
ClassDB::bind_method(D_METHOD("maxvb", "a", "b"), &MLPPVector::maxvb); ClassDB::bind_method(D_METHOD("maxvb", "a", "b"), &MLPPVector::maxvb);
ClassDB::bind_method(D_METHOD("max_element"), &MLPPVector::max_element); ClassDB::bind_method(D_METHOD("max_element"), &MLPPVector::max_element);
ClassDB::bind_method(D_METHOD("max_element_index"), &MLPPVector::max_element_index);
ClassDB::bind_method(D_METHOD("min_element"), &MLPPVector::min_element); ClassDB::bind_method(D_METHOD("min_element"), &MLPPVector::min_element);
ClassDB::bind_method(D_METHOD("min_element_index"), &MLPPVector::min_element_index);
ClassDB::bind_method(D_METHOD("euclidean_distance", "b"), &MLPPVector::euclidean_distance); ClassDB::bind_method(D_METHOD("euclidean_distance", "b"), &MLPPVector::euclidean_distance);
ClassDB::bind_method(D_METHOD("euclidean_distance_squared", "b"), &MLPPVector::euclidean_distance_squared); ClassDB::bind_method(D_METHOD("euclidean_distance_squared", "b"), &MLPPVector::euclidean_distance_squared);

3
mlpp/lin_alg/mlpp_vector.h
View File

@ -194,7 +194,10 @@ public:
void maxvb(const Ref<MLPPVector> &a, const Ref<MLPPVector> &b); void maxvb(const Ref<MLPPVector> &a, const Ref<MLPPVector> &b);
real_t max_element() const; real_t max_element() const;
int max_element_index() const;
real_t min_element() const; real_t min_element() const;
int min_element_index() const;
//std::vector<real_t> round(std::vector<real_t> a); //std::vector<real_t> round(std::vector<real_t> a);