Bugfixing, V2

matrix.c

@@ -75,10 +75,12 @@ return MatrixErgebnis;
 
 Matrix multiply(const Matrix matrix1, const Matrix matrix2)
 {
+
+    Matrix result;
+    result.rows = matrix1.rows;
+    result.cols = matrix2.cols;
+
     if (matrix1.rows == matrix2.cols) {
-        Matrix result;
-        result.rows = matrix1.rows;
-        result.cols = matrix2.cols;
 
         result.buffer = malloc(result.rows * result.cols * sizeof(MatrixType));
 
@@ -86,13 +88,13 @@ Matrix multiply(const Matrix matrix1, const Matrix matrix2)
             for(int j = 0; j < result.cols; j++) {
                 MatrixType value = 0;
                 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;
     }
     printf("Die angegebenen Matrizen haben keine passenden Dimensionen für die Multiplikation");
-    return NULL;
+    return result;
 }