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return in add und mul

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maxgrf 2025-11-15 04:01:27 +01:00
parent b30c2a3808
commit 2dffac5f07
1 changed files with 4 additions and 2 deletions
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6
matrix.c
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@ -72,6 +72,7 @@ Matrix add(const Matrix matrix1, const Matrix matrix2)
setMatrixAt(sum, result_add, r, c); // evtl re setMatrixAt(sum, result_add, r, c); // evtl re
} }
} }
return result_add;
} }
Matrix multiply(const Matrix matrix1, const Matrix matrix2) Matrix multiply(const Matrix matrix1, const Matrix matrix2)
@ -82,7 +83,7 @@ Matrix multiply(const Matrix matrix1, const Matrix matrix2)
if (matrix1.cols != matrix2.rows) if (matrix1.cols != matrix2.rows)
return createMatrix(0, 0); return createMatrix(0, 0);
Matrix result = createMatrix(matrix1.rows, matrix2.cols); // "" Matrix result_mul = createMatrix(matrix1.rows, matrix2.cols); // ""
for (int index = 0; index < matrix1.rows; index++) for (int index = 0; index < matrix1.rows; index++)
{ {
@ -96,7 +97,8 @@ Matrix multiply(const Matrix matrix1, const Matrix matrix2)
buffer_add += getMatrixAt(matrix1, index, skalar) * getMatrixAt(matrix2, skalar, shift); buffer_add += getMatrixAt(matrix1, index, skalar) * getMatrixAt(matrix2, skalar, shift);
} }
// matrix_mul[index][shift] = buffer_add; // matrix_mul[index][shift] = buffer_add;
setMatrixAt(buffer_add, result, index, shift); // result als Pointer, also mit &result setMatrixAt(buffer_add, result_mul, index, shift); // result als Pointer, also mit &result
} }
} }
return result_mul;
} }