comparison: src/types/matrix.cpp
src/types/matrix.cpp
- changeset 1065
- c8ecddbd99e9
- parent 1063
- 1f15c52c11f6
- child 1068
- 283de3bd8b0e
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| 1064:4c7a353cf583 | 1065:c8ecddbd99e9 |
|---|---|
| 55 * Constructs a matrix from an initializer list. | 55 * Constructs a matrix from an initializer list. |
| 56 * Note: the initializer list must have exactly 9 values. | 56 * Note: the initializer list must have exactly 9 values. |
| 57 */ | 57 */ |
| 58 Matrix::Matrix (const std::initializer_list<double>& values) | 58 Matrix::Matrix (const std::initializer_list<double>& values) |
| 59 { | 59 { |
| 60 if (length(values) == 9) | 60 if (countof(values) == 9) |
| 61 memcpy (&m_values[0], values.begin(), sizeof m_values); | 61 memcpy (&m_values[0], values.begin(), sizeof m_values); |
| 62 } | 62 } |
| 63 | 63 |
| 64 /** | 64 /** |
| 65 * @brief Matrix::dump | 65 * @brief Matrix::dump |
| 142 * @param other | 142 * @param other |
| 143 * @return whether the two matrices are equal | 143 * @return whether the two matrices are equal |
| 144 */ | 144 */ |
| 145 bool Matrix::operator==(const Matrix& other) const | 145 bool Matrix::operator==(const Matrix& other) const |
| 146 { | 146 { |
| 147 for (int i = 0; i < length(m_values); ++i) | 147 for (int i = 0; i < countof(m_values); ++i) |
| 148 { | 148 { |
| 149 if (not qFuzzyCompare(m_values[i], other.m_values[i])) | 149 if (not qFuzzyCompare(m_values[i], other.m_values[i])) |
| 150 return false; | 150 return false; |
| 151 } | 151 } |
| 152 return true; | 152 return true; |
