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Пелипенко Иван
2022-12-14 14:13:52 +03:00
parent 430a41fefc
commit c2b8a8d6da
297 changed files with 27331 additions and 24162 deletions
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103
libs/main/math/pimathsolver.h
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@@ -1,23 +1,23 @@
/*! \file pimathsolver.h
* \brief PIMathSolver
*/
*/
/*
PIP - Platform Independent Primitives
PIMathSolver
Ivan Pelipenko peri4ko@yandex.ru
PIP - Platform Independent Primitives
PIMathSolver
Ivan Pelipenko peri4ko@yandex.ru
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef PIMATHSOLVER_H
@@ -31,29 +31,35 @@ struct PIP_EXPORT TransferFunction {
PIVector<double> vector_Bm, vector_An;
};
class PIP_EXPORT PIMathSolver
{
class PIP_EXPORT PIMathSolver {
public:
enum Method {Global = -1,
Eyler_1 = 01,
Eyler_2 = 02,
EylerKoshi = 03,
RungeKutta_4 = 14,
AdamsBashfortMoulton_2 = 22,
AdamsBashfortMoulton_3 = 23,
AdamsBashfortMoulton_4 = 24,
PolynomialApproximation_2 = 32,
PolynomialApproximation_3 = 33,
PolynomialApproximation_4 = 34,
PolynomialApproximation_5 = 35
};
enum Method {
Global = -1,
Eyler_1 = 01,
Eyler_2 = 02,
EylerKoshi = 03,
RungeKutta_4 = 14,
AdamsBashfortMoulton_2 = 22,
AdamsBashfortMoulton_3 = 23,
AdamsBashfortMoulton_4 = 24,
PolynomialApproximation_2 = 32,
PolynomialApproximation_3 = 33,
PolynomialApproximation_4 = 34,
PolynomialApproximation_5 = 35
};
PIMathSolver() {times.resize(4); step = 0;}
PIMathSolver() {
times.resize(4);
step = 0;
}
void solve(double u, double h);
void fromTF(const TransferFunction & TF);
void setMethod(Method m) {method = m;}
void setTime(double time) {times.pop_back(); times.push_front(time);}
void setMethod(Method m) { method = m; }
void setTime(double time) {
times.pop_back();
times.push_front(time);
}
void solveEyler1(double u, double h);
void solveEyler2(double u, double h);
@@ -62,17 +68,40 @@ public:
void solveABM3(double u, double h);
void solveABM4(double u, double h);
void solvePA(double u, double h, uint deg);
void solvePA2(double u, double h) {if (step > 0) solvePA(u, h, 2); else solveEyler1(u, h);}
void solvePA3(double u, double h) {if (step > 1) solvePA(u, h, 3); else solvePA2(u, h);}
void solvePA4(double u, double h) {if (step > 2) solvePA(u, h, 4); else solvePA3(u, h);}
void solvePA5(double u, double h) {if (step > 3) solvePA(u, h, 5); else solvePA4(u, h);}
void solvePA2(double u, double h) {
if (step > 0)
solvePA(u, h, 2);
else
solveEyler1(u, h);
}
void solvePA3(double u, double h) {
if (step > 1)
solvePA(u, h, 3);
else
solvePA2(u, h);
}
void solvePA4(double u, double h) {
if (step > 2)
solvePA(u, h, 4);
else
solvePA3(u, h);
}
void solvePA5(double u, double h) {
if (step > 3)
solvePA(u, h, 5);
else
solvePA4(u, h);
}
PIMathVectord X;
static Method method_global;
static const char methods_desc[];
private:
void moveF() {for (uint i = F.size() - 1; i > 0; --i) F[i] = F[i - 1];}
void moveF() {
for (uint i = F.size() - 1; i > 0; --i)
F[i] = F[i - 1];
}
PIMathMatrixd A, M;
PIMathVectord d, a1, b1;