65 lines
1.7 KiB
C++
65 lines
1.7 KiB
C++
//Ablage für ChatGPT Sachen, nicht relavant für das Projekt (Nur ein "Cloud"-Zwischenspeicher)
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#include <iostream>
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#include <array>
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#include <string>
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#include <cmath>
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// Typalias für 4x4-Matrix mit double
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#include "gamematrix.h"
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// Rotationsmatrix um Achse x/y/z
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static std::array<std::array<double,4>,4> rot3D(double angle_deg, char axis);
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// Verschiebung
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static std::array<std::array<double,4>,4> translate(const std::array<double, 3>& pos);
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//Mathematische Funkion, Rechnung (Matrix C = A*B)
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std::array<std::array<double,4>,4> gameMatrix::matmul(
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const std::array<std::array<double,4>,4>& A,
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const std::array<std::array<double,4>,4>& B)
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{
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std::array<std::array<double,4>,4> C{};
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for (int i = 0; i < 4; ++i)
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for (int j = 0; j < 4; ++j)
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for (int k = 0; k < 4; ++k)
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C[i][j] += A[i][k] * B[k][j];
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return C;
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}
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int main()
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{
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std::array<std::array<double,4>,4> A{};
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std::array<std::array<double,4>,4> B{};
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std::cout << "Gib die Werte für Matrix A (4x4) ein:\n";
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for (int i = 0; i < 4; ++i)
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for (int j = 0; j < 4; ++j) {
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std::cout << "A[" << i << "][" << j << "] = ";
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std::cin >> A[i][j];
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}
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std::cout << "\nGib die Werte für Matrix B (4x4) ein:\n";
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for (int i = 0; i < 4; ++i)
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for (int j = 0; j < 4; ++j) {
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std::cout << "B[" << i << "][" << j << "] = ";
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std::cin >> B[i][j];
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}
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auto C = gameMatrix::matmul(A, B);
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std::cout << "\nErgebnis der Matrixmultiplikation (C = A * B):\n";
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for (int i = 0; i < 4; ++i) {
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for (int j = 0; j < 4; ++j)
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std::cout << C[i][j] << "\t";
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std::cout << "\n";
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}
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return 0;
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}
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