diff options
Diffstat (limited to 'source/blender/blenlib/BLI_array.hh')
-rw-r--r-- | source/blender/blenlib/BLI_array.hh | 68 |
1 files changed, 32 insertions, 36 deletions
diff --git a/source/blender/blenlib/BLI_array.hh b/source/blender/blenlib/BLI_array.hh index 9d09bb3559e..0ffe6b9a750 100644 --- a/source/blender/blenlib/BLI_array.hh +++ b/source/blender/blenlib/BLI_array.hh @@ -77,32 +77,39 @@ class Array { /** * By default an empty array is created. */ - Array() + Array(Allocator allocator = {}) noexcept : allocator_(allocator) { data_ = inline_buffer_; size_ = 0; } + Array(NoExceptConstructor, Allocator allocator = {}) noexcept : Array(allocator) + { + } + /** * Create a new array that contains copies of all values. */ template<typename U, typename std::enable_if_t<std::is_convertible_v<U, T>> * = nullptr> - Array(Span<U> values, Allocator allocator = {}) : allocator_(allocator) + Array(Span<U> values, Allocator allocator = {}) : Array(NoExceptConstructor(), allocator) { - size_ = values.size(); - data_ = this->get_buffer_for_size(values.size()); - uninitialized_convert_n<U, T>(values.data(), size_, data_); + const int64_t size = values.size(); + data_ = this->get_buffer_for_size(size); + uninitialized_convert_n<U, T>(values.data(), size, data_); + size_ = size; } /** * Create a new array that contains copies of all values. */ template<typename U, typename std::enable_if_t<std::is_convertible_v<U, T>> * = nullptr> - Array(const std::initializer_list<U> &values) : Array(Span<U>(values)) + Array(const std::initializer_list<U> &values, Allocator allocator = {}) + : Array(Span<U>(values), allocator) { } - Array(const std::initializer_list<T> &values) : Array(Span<T>(values)) + Array(const std::initializer_list<T> &values, Allocator allocator = {}) + : Array(Span<T>(values), allocator) { } @@ -114,23 +121,24 @@ class Array { * even for non-trivial types. This should not be the default though, because one can easily mess * up when dealing with uninitialized memory. */ - explicit Array(int64_t size) + explicit Array(int64_t size, Allocator allocator = {}) : Array(NoExceptConstructor(), allocator) { - size_ = size; data_ = this->get_buffer_for_size(size); default_construct_n(data_, size); + size_ = size; } /** * Create a new array with the given size. All values will be initialized by copying the given * default. */ - Array(int64_t size, const T &value) + Array(int64_t size, const T &value, Allocator allocator = {}) + : Array(NoExceptConstructor(), allocator) { BLI_assert(size >= 0); - size_ = size; data_ = this->get_buffer_for_size(size); - uninitialized_fill_n(data_, size_, value); + uninitialized_fill_n(data_, size, value); + size_ = size; } /** @@ -145,28 +153,28 @@ class Array { * Usage: * Array<std::string> my_strings(10, NoInitialization()); */ - Array(int64_t size, NoInitialization) + Array(int64_t size, NoInitialization, Allocator allocator = {}) + : Array(NoExceptConstructor(), allocator) { BLI_assert(size >= 0); - size_ = size; data_ = this->get_buffer_for_size(size); + size_ = size; } Array(const Array &other) : Array(other.as_span(), other.allocator_) { } - Array(Array &&other) noexcept : allocator_(other.allocator_) + Array(Array &&other) noexcept(std::is_nothrow_move_constructible_v<T>) + : Array(NoExceptConstructor(), other.allocator_) { - size_ = other.size_; - - if (!other.uses_inline_buffer()) { - data_ = other.data_; + if (other.uses_inline_buffer()) { + uninitialized_relocate_n(other.data_, other.size_, data_); } else { - data_ = this->get_buffer_for_size(size_); - uninitialized_relocate_n(other.data_, size_, data_); + data_ = other.data_; } + size_ = other.size_; other.data_ = other.inline_buffer_; other.size_ = 0; @@ -182,24 +190,12 @@ class Array { Array &operator=(const Array &other) { - if (this == &other) { - return *this; - } - - this->~Array(); - new (this) Array(other); - return *this; + return copy_assign_container(*this, other); } - Array &operator=(Array &&other) + Array &operator=(Array &&other) noexcept(std::is_nothrow_move_constructible_v<T>) { - if (this == &other) { - return *this; - } - - this->~Array(); - new (this) Array(std::move(other)); - return *this; + return move_assign_container(*this, std::move(other)); } T &operator[](int64_t index) |