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Started bugfixing, V1

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This commit is contained in:
Lukas Weber 2025-11-19 12:20:00 +01:00
parent 5d31d4e490
commit 0c19c17d68
1 changed files with 10 additions and 8 deletions
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18
matrix.c
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@ -1,5 +1,6 @@
#include <stdlib.h> #include <stdlib.h>
#include <string.h> #include <string.h>
#include <stdio.h>
#include "matrix.h" #include "matrix.h"
// TODO Matrix-Funktionen implementieren // TODO Matrix-Funktionen implementieren
@ -16,14 +17,14 @@ Matrix createMatrix(unsigned int rows, unsigned int cols)
Matrix newMatrix; Matrix newMatrix;
newMatrix.rows = rows; newMatrix.rows = rows;
newMatrix.cols = cols; newMatrix.cols = cols;
newMatrix.buffer = calloc(rows*cols, sizeof(MatrixType)) newMatrix.buffer = calloc(rows*cols, sizeof(MatrixType));
return newMatrix; return newMatrix;
} }
void clearMatrix(Matrix *matrix) void clearMatrix(Matrix *matrix)
{ {
free(*matrix.buffer); free(matrix.buffer);
*matrix.buffer = NULL; matrix.buffer = NULL;
} }
void setMatrixAt(MatrixType value, Matrix matrix, unsigned int rowIdx, unsigned int colIdx) void setMatrixAt(MatrixType value, Matrix matrix, unsigned int rowIdx, unsigned int colIdx)
@ -54,7 +55,8 @@ Matrix add(const Matrix matrix1, const Matrix matrix2)
Matrix MatrixErgebnis = createMatrix(matrix1.rows, matrix1.cols); //Creating Result Matrix Matrix MatrixErgebnis = createMatrix(matrix1.rows, matrix1.cols); //Creating Result Matrix
if(matrix1.cols != matrix2.cols || matrix1.rows != matrix2.rows){ if(matrix1.cols != matrix2.cols || matrix1.rows != matrix2.rows){
printf("Matrix dimensions do not match\n"); //Error Message if dimensions of Input Matrixes are not identical printf("Matrix dimensions do not match\n"); //Error Message if dimensions of Input Matrixes are not identical
MatrixErgebnis = clearMatrix(MatrixErgebnis); clearMatrix(MatrixErgebnis);
MatrixErgebnis = NULL;
return MatrixErgebnis; return MatrixErgebnis;
} }
else{ else{
@ -80,13 +82,13 @@ Matrix multiply(const Matrix matrix1, const Matrix matrix2)
result.buffer = malloc(result.rows * result.cols * sizeof(MatrixType)); result.buffer = malloc(result.rows * result.cols * sizeof(MatrixType));
for(int i = 0; i < rows; i++) { for(int i = 0; i < result.rows; i++) {
for(int j = 0; j < 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[i][k] * matrix2[k][j]; value += matrix1.buffer[i][k] * matrix2.buffer[k][j];
} }
result.buffer[i][i] = value; result.buffer[i][j] = value;
} }
} }
return result; return result;