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LibGfx: Constexpr Matrices and Vectors

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Hendiadyoin1 2021-05-02 16:09:18 +02:00 • committed by Andreas Kling
parent 09f850728a
commit 1424c4651f
4 changed files with 61 additions and 61 deletions
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12
Userland/Libraries/LibGfx/Matrix.h
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@ -16,8 +16,8 @@ class Matrix {
public:
static constexpr size_t Size = N;
Matrix() = default;
Matrix(std::initializer_list<T> elements)
constexpr Matrix() = default;
constexpr Matrix(std::initializer_list<T> elements)
{
VERIFY(elements.size() == N * N);
size_t i = 0;
@ -28,7 +28,7 @@ public:
}
template<typename... Args>
Matrix(Args... args)
constexpr Matrix(Args... args)
: Matrix({ (T)args... })
{
}
@ -38,10 +38,10 @@ public:
__builtin_memcpy(m_elements, other.elements(), sizeof(T) * N * N);
}
auto elements() const { return m_elements; }
auto elements() { return m_elements; }
constexpr auto elements() const { return m_elements; }
constexpr auto elements() { return m_elements; }
Matrix operator*(const Matrix& other) const
constexpr Matrix operator*(const Matrix& other) const
{
Matrix product;
for (int i = 0; i < N; ++i) {