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setMatrixAt

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This commit is contained in:
Benedikt Sopp 2025-11-18 10:34:07 +01:00
parent c643740ccd
commit bea5858139
1 changed files with 15 additions and 2 deletions
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15
matrix.c
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@ -51,14 +51,27 @@ void clearMatrix(Matrix *matrix)
void setMatrixAt(MatrixType value, Matrix matrix, unsigned int rowIdx, unsigned int colIdx) void setMatrixAt(MatrixType value, Matrix matrix, unsigned int rowIdx, unsigned int colIdx)
{ {
if (rowIdx >= matrix.rows || colIdx >= matrix.cols)
{
fprintf(stderr, "Fehler: Ungültiger Index (%u, %u) bei Matrixgröße %u x %u\n", rowIdx, colIdx, matrix.rows, matrix.cols);
return; // abbruch falls fehler
}
matrix.buffer[rowIdx * matrix.cols + colIdx] = value;
} }
MatrixType getMatrixAt(const Matrix matrix, unsigned int rowIdx, unsigned int colIdx) MatrixType getMatrixAt(const Matrix matrix, unsigned int rowIdx, unsigned int colIdx)
{ {
if (rowIdx >= matrix.rows || colIdx >= matrix.cols)
{
fprintf(stderr, "Fehler: Ungültiger Index (%u, %u) bei Matrixgröße %u x %u\n", rowIdx, colIdx, matrix.rows, matrix.cols);
return UNDEFINED_MATRIX_VALUE;
} }
return matrix.buffer[rowIdx * matrix.cols + colIdx];
}
Matrix add(const Matrix matrix1, const Matrix matrix2) Matrix add(const Matrix matrix1, const Matrix matrix2)
{ {