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Bugfixing, V2

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This commit is contained in:
Lukas Weber 2025-11-19 12:26:09 +01:00
parent 0c19c17d68
commit 4640908e1b
1 changed files with 8 additions and 6 deletions
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10
matrix.c
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@ -75,24 +75,26 @@ return MatrixErgebnis;
Matrix multiply(const Matrix matrix1, const Matrix matrix2) Matrix multiply(const Matrix matrix1, const Matrix matrix2)
{ {
if (matrix1.rows == matrix2.cols) {
Matrix result; Matrix result;
result.rows = matrix1.rows; result.rows = matrix1.rows;
result.cols = matrix2.cols; result.cols = matrix2.cols;
if (matrix1.rows == matrix2.cols) {
result.buffer = malloc(result.rows * result.cols * sizeof(MatrixType)); result.buffer = malloc(result.rows * result.cols * sizeof(MatrixType));
for(int i = 0; i < result.rows; i++) { for(int i = 0; i < result.rows; i++) {
for(int j = 0; j < result.cols; j++) { for(int j = 0; j < result.cols; j++) {
MatrixType value = 0; MatrixType value = 0;
for(int k = 0; k < matrix1.cols; k++) { for(int k = 0; k < matrix1.cols; k++) {
value += matrix1.buffer[i][k] * matrix2.buffer[k][j]; value += matrix1.buffer[i * matrix1.cols + k] * matrix2.buffer[k * matrix2.cols + j];
} }
result.buffer[i][j] = value; result.buffer[i * matrix1.cols + j] = value;
} }
} }
return result; return result;
} }
printf("Die angegebenen Matrizen haben keine passenden Dimensionen für die Multiplikation"); printf("Die angegebenen Matrizen haben keine passenden Dimensionen für die Multiplikation");
return NULL; return result;
} }