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pmlpp/mlpp/lin_alg/mlpp_matrix.h

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#ifndef MLPP_MATRIX_H
#define MLPP_MATRIX_H
#ifndef GDNATIVE
#include "core/math/math_defs.h"
#include "core/containers/pool_vector.h"
#include "core/containers/sort_array.h"
#include "core/containers/vector.h"
#include "core/error/error_macros.h"
#include "core/math/vector2i.h"
#include "core/os/memory.h"
#include "core/object/resource.h"
#else
#include "core/defs.h"
#include "core/math_funcs.h"
#include "core/pool_arrays.h"
#include "core/containers/vector.h"
#include "core/os/memory.h"
#include "gen/resource.h"
#endif
#include "mlpp_vector.h"
class Image;
class MLPPMatrix : public Resource {
GDCLASS(MLPPMatrix, Resource);
public:
Array get_data();
void set_data(const Array &p_from);
_FORCE_INLINE_ real_t *ptrw() {
return _data;
}
_FORCE_INLINE_ const real_t *ptr() const {
return _data;
}
void row_add(const Vector<real_t> &p_row);
void row_add_pool_vector(const PoolRealArray &p_row);
void row_add_mlpp_vector(const Ref<MLPPVector> &p_row);
void rows_add_mlpp_matrix(const Ref<MLPPMatrix> &p_other);
void row_remove(int p_index);
// Removes the item copying the last value into the position of the one to
// remove. It's generally faster than `remove`.
void row_remove_unordered(int p_index);
void row_swap(int p_index_1, int p_index_2);
_FORCE_INLINE_ void clear() { resize(Size2i()); }
_FORCE_INLINE_ void reset() {
if (_data) {
memfree(_data);
_data = NULL;
_size = Vector2i();
}
}
_FORCE_INLINE_ bool empty() const { return data_size() == 0; }
_FORCE_INLINE_ int data_size() const { return _size.x * _size.y; }
_FORCE_INLINE_ Size2i size() const { return _size; }
void resize(const Size2i &p_size);
_FORCE_INLINE_ int calculate_index(int p_index_y, int p_index_x) const {
return p_index_y * _size.x + p_index_x;
}
_FORCE_INLINE_ const real_t &operator[](int p_index) const {
CRASH_BAD_INDEX(p_index, data_size());
return _data[p_index];
}
_FORCE_INLINE_ real_t &operator[](int p_index) {
CRASH_BAD_INDEX(p_index, data_size());
return _data[p_index];
}
_FORCE_INLINE_ real_t element_get_index(int p_index) const {
ERR_FAIL_INDEX_V(p_index, data_size(), 0);
return _data[p_index];
}
_FORCE_INLINE_ void element_set_index(int p_index, real_t p_val) {
ERR_FAIL_INDEX(p_index, data_size());
_data[p_index] = p_val;
}
_FORCE_INLINE_ real_t element_get(int p_index_y, int p_index_x) const {
ERR_FAIL_INDEX_V(p_index_x, _size.x, 0);
ERR_FAIL_INDEX_V(p_index_y, _size.y, 0);
return _data[p_index_y * _size.x + p_index_x];
}
_FORCE_INLINE_ void element_set(int p_index_y, int p_index_x, real_t p_val) {
ERR_FAIL_INDEX(p_index_x, _size.x);
ERR_FAIL_INDEX(p_index_y, _size.y);
_data[p_index_y * _size.x + p_index_x] = p_val;
}
Vector<real_t> row_get_vector(int p_index_y) const;
PoolRealArray row_get_pool_vector(int p_index_y) const;
Ref<MLPPVector> row_get_mlpp_vector(int p_index_y) const;
void row_get_into_mlpp_vector(int p_index_y, Ref<MLPPVector> target) const;
void row_set_vector(int p_index_y, const Vector<real_t> &p_row);
void row_set_pool_vector(int p_index_y, const PoolRealArray &p_row);
void row_set_mlpp_vector(int p_index_y, const Ref<MLPPVector> &p_row);
void fill(real_t p_val);
Vector<real_t> to_flat_vector() const;
PoolRealArray to_flat_pool_vector() const;
Vector<uint8_t> to_flat_byte_array() const;
Ref<MLPPMatrix> duplicate_fast() const;
void set_from_mlpp_matrix(const Ref<MLPPMatrix> &p_from);
void set_from_mlpp_matrixr(const MLPPMatrix &p_from);
void set_from_mlpp_vectors(const Vector<Ref<MLPPVector>> &p_from);
void set_from_mlpp_vectors_array(const Array &p_from);
void set_from_vectors(const Vector<Vector<real_t>> &p_from);
void set_from_arrays(const Array &p_from);
//std::vector<std::vector<real_t>> gramMatrix(std::vector<std::vector<real_t>> A);
//bool linearIndependenceChecker(std::vector<std::vector<real_t>> A);
Ref<MLPPMatrix> gaussian_noise(int n, int m) const;
void gaussian_noise_fill();
static Ref<MLPPMatrix> create_gaussian_noise(int n, int m);
void add(const Ref<MLPPMatrix> &B);
Ref<MLPPMatrix> addn(const Ref<MLPPMatrix> &B) const;
void addb(const Ref<MLPPMatrix> &A, const Ref<MLPPMatrix> &B);
void sub(const Ref<MLPPMatrix> &B);
Ref<MLPPMatrix> subn(const Ref<MLPPMatrix> &B) const;
void subb(const Ref<MLPPMatrix> &A, const Ref<MLPPMatrix> &B);
void mult(const Ref<MLPPMatrix> &B);
Ref<MLPPMatrix> multn(const Ref<MLPPMatrix> &B) const;
void multb(const Ref<MLPPMatrix> &A, const Ref<MLPPMatrix> &B);
void hadamard_product(const Ref<MLPPMatrix> &B);
Ref<MLPPMatrix> hadamard_productn(const Ref<MLPPMatrix> &B) const;
void hadamard_productb(const Ref<MLPPMatrix> &A, const Ref<MLPPMatrix> &B);
void kronecker_product(const Ref<MLPPMatrix> &B);
Ref<MLPPMatrix> kronecker_productn(const Ref<MLPPMatrix> &B) const;
void kronecker_productb(const Ref<MLPPMatrix> &A, const Ref<MLPPMatrix> &B);
void division_element_wise(const Ref<MLPPMatrix> &B);
Ref<MLPPMatrix> division_element_wisen(const Ref<MLPPMatrix> &B) const;
void division_element_wiseb(const Ref<MLPPMatrix> &A, const Ref<MLPPMatrix> &B);
void transpose();
Ref<MLPPMatrix> transposen() const;
void transposeb(const Ref<MLPPMatrix> &A);
void scalar_multiply(const real_t scalar);
Ref<MLPPMatrix> scalar_multiplyn(const real_t scalar) const;
void scalar_multiplyb(const real_t scalar, const Ref<MLPPMatrix> &A);
void scalar_add(const real_t scalar);
Ref<MLPPMatrix> scalar_addn(const real_t scalar) const;
void scalar_addb(const real_t scalar, const Ref<MLPPMatrix> &A);
void log();
Ref<MLPPMatrix> logn() const;
void logb(const Ref<MLPPMatrix> &A);
void log10();
Ref<MLPPMatrix> log10n() const;
void log10b(const Ref<MLPPMatrix> &A);
void exp();
Ref<MLPPMatrix> expn() const;
void expb(const Ref<MLPPMatrix> &A);
void erf();
Ref<MLPPMatrix> erfn() const;
void erfb(const Ref<MLPPMatrix> &A);
void exponentiate(real_t p);
Ref<MLPPMatrix> exponentiaten(real_t p) const;
void exponentiateb(const Ref<MLPPMatrix> &A, real_t p);
void sqrt();
Ref<MLPPMatrix> sqrtn() const;
void sqrtb(const Ref<MLPPMatrix> &A);
void cbrt();
Ref<MLPPMatrix> cbrtn() const;
void cbrtb(const Ref<MLPPMatrix> &A);
//std::vector<std::vector<real_t>> matrixPower(std::vector<std::vector<real_t>> A, int n);
void abs();
Ref<MLPPMatrix> absn() const;
void absb(const Ref<MLPPMatrix> &A);
real_t det(int d = -1) const;
real_t detb(const Ref<MLPPMatrix> &A, int d) const;
//real_t trace(std::vector<std::vector<real_t>> A);
Ref<MLPPMatrix> cofactor(int n, int i, int j) const;
void cofactoro(int n, int i, int j, Ref<MLPPMatrix> out) const;
Ref<MLPPMatrix> adjoint() const;
void adjointo(Ref<MLPPMatrix> out) const;
Ref<MLPPMatrix> inverse() const;
void inverseo(Ref<MLPPMatrix> out) const;
Ref<MLPPMatrix> pinverse() const;
void pinverseo(Ref<MLPPMatrix> out) const;
Ref<MLPPMatrix> matn_zero(int n, int m) const;
Ref<MLPPMatrix> matn_one(int n, int m) const;
Ref<MLPPMatrix> matn_full(int n, int m, int k) const;
void sin();
Ref<MLPPMatrix> sinn() const;
void sinb(const Ref<MLPPMatrix> &A);
void cos();
Ref<MLPPMatrix> cosn() const;
void cosb(const Ref<MLPPMatrix> &A);
//std::vector<std::vector<real_t>> rotate(std::vector<std::vector<real_t>> A, real_t theta, int axis = -1);
void max(const Ref<MLPPMatrix> &B);
Ref<MLPPMatrix> maxn(const Ref<MLPPMatrix> &B) const;
void maxb(const Ref<MLPPMatrix> &A, const Ref<MLPPMatrix> &B);
void min(const Ref<MLPPMatrix> &B);
Ref<MLPPMatrix> minn(const Ref<MLPPMatrix> &B) const;
void minb(const Ref<MLPPMatrix> &A, const Ref<MLPPMatrix> &B);
//real_t max(std::vector<std::vector<real_t>> A);
//real_t min(std::vector<std::vector<real_t>> A);
//std::vector<std::vector<real_t>> round(std::vector<std::vector<real_t>> A);
//real_t norm_2(std::vector<std::vector<real_t>> A);
void identity();
Ref<MLPPMatrix> identityn() const;
Ref<MLPPMatrix> identity_mat(int d) const;
static Ref<MLPPMatrix> create_identity_mat(int d);
Ref<MLPPMatrix> cov() const;
void covo(Ref<MLPPMatrix> out) const;
struct EigenResult {
Ref<MLPPMatrix> eigen_vectors;
Ref<MLPPMatrix> eigen_values;
};
EigenResult eigen() const;
EigenResult eigenb(const Ref<MLPPMatrix> &A) const;
Array eigen_bind();
Array eigenb_bind(const Ref<MLPPMatrix> &A);
struct SVDResult {
Ref<MLPPMatrix> U;
Ref<MLPPMatrix> S;
Ref<MLPPMatrix> Vt;
};
SVDResult svd() const;
SVDResult svdb(const Ref<MLPPMatrix> &A) const;
Array svd_bind();
Array svdb_bind(const Ref<MLPPMatrix> &A);
//std::vector<real_t> vectorProjection(std::vector<real_t> a, std::vector<real_t> b);
//std::vector<std::vector<real_t>> gramSchmidtProcess(std::vector<std::vector<real_t>> A);
/*
struct QRDResult {
std::vector<std::vector<real_t>> Q;
std::vector<std::vector<real_t>> R;
};
*/
//QRDResult qrd(std::vector<std::vector<real_t>> A);
/*
struct CholeskyResult {
std::vector<std::vector<real_t>> L;
std::vector<std::vector<real_t>> Lt;
};
CholeskyResult cholesky(std::vector<std::vector<real_t>> A);
*/
//real_t sum_elements(std::vector<std::vector<real_t>> A);
Ref<MLPPVector> flatten() const;
void flatteno(Ref<MLPPVector> out) const;
/*
std::vector<real_t> solve(std::vector<std::vector<real_t>> A, std::vector<real_t> b);
bool positiveDefiniteChecker(std::vector<std::vector<real_t>> A);
bool negativeDefiniteChecker(std::vector<std::vector<real_t>> A);
bool zeroEigenvalue(std::vector<std::vector<real_t>> A);
*/
Ref<MLPPVector> mult_vec(const Ref<MLPPVector> &b) const;
void mult_veco(const Ref<MLPPVector> &b, Ref<MLPPVector> out);
void add_vec(const Ref<MLPPVector> &b);
Ref<MLPPMatrix> add_vecn(const Ref<MLPPVector> &b) const;
void add_vecb(const Ref<MLPPMatrix> &A, const Ref<MLPPVector> &b);
// This multiplies a, bT
void outer_product(const Ref<MLPPVector> &a, const Ref<MLPPVector> &b);
Ref<MLPPMatrix> outer_productn(const Ref<MLPPVector> &a, const Ref<MLPPVector> &b) const;
// Just sets the diagonal
void diagonal_set(const Ref<MLPPVector> &a);
Ref<MLPPMatrix> diagonal_setn(const Ref<MLPPVector> &a) const;
// Sets the diagonals, everythign else will get zeroed
void diagonal_zeroed(const Ref<MLPPVector> &a);
Ref<MLPPMatrix> diagonal_zeroedn(const Ref<MLPPVector> &a) const;
bool is_equal_approx(const Ref<MLPPMatrix> &p_with, real_t tolerance = static_cast<real_t>(CMP_EPSILON)) const;
Ref<Image> get_as_image() const;
void get_into_image(Ref<Image> out) const;
void set_from_image(const Ref<Image> &p_img, const int p_image_channel);
String to_string();
MLPPMatrix();
MLPPMatrix(const MLPPMatrix &p_from);
MLPPMatrix(const Vector<Vector<real_t>> &p_from);
MLPPMatrix(const Array &p_from);
~MLPPMatrix();
// TODO: These are temporary
std::vector<real_t> to_flat_std_vector() const;
void set_from_std_vectors(const std::vector<std::vector<real_t>> &p_from);
std::vector<std::vector<real_t>> to_std_vector();
void set_row_std_vector(int p_index_y, const std::vector<real_t> &p_row);
MLPPMatrix(const std::vector<std::vector<real_t>> &p_from);
protected:
static void _bind_methods();
protected:
Size2i _size;
real_t *_data;
};
#endif
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