152 lines
3.8 KiB
C++
152 lines
3.8 KiB
C++
#ifndef INCLUDE_DYNAMIC_TEXTURE_DATA_IMPLEMENTATION
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# error Never include this file directly include 'dynamic_texture_buffer.hpp'
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#endif
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inline dynamic_texture_buffer::dynamic_texture_buffer(
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std::unique_ptr<value_type>&& data,
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const dim_type width,
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const dim_type height,
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const components::texture::flags components
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) :
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m_data{ std::move(data) },
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m_width{ width },
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m_height{ height },
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m_components{ components }
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{};
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inline dynamic_texture_buffer::dynamic_texture_buffer(const dynamic_texture_buffer& other) :
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m_data{ new value_type[other.component_count()] },
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m_width{ other.m_width },
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m_height{ other.m_height },
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m_components{ other.m_components }
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{
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std::copy_n(other.m_data.get(), other.m_width * other.m_height, this->m_data.get());
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}
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inline dynamic_texture_buffer::dynamic_texture_buffer(dynamic_texture_buffer&& other) noexcept :
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m_data{ std::move(other.m_data) },
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m_width{ other.m_width },
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m_height{ other.m_height },
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m_components{ other.m_components }
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{
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other.m_width = 0;
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other.m_height = 0;
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other.m_components = components::texture::flags::none;
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}
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inline dynamic_texture_buffer& dynamic_texture_buffer::operator=(const dynamic_texture_buffer& other)
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{
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if (this != &other) [[likely]]
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{
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const auto m_size = this->component_count();
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const auto o_size = other.component_count();
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if (o_size > m_size) {
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this->~dynamic_texture_buffer();
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this->m_data.reset(new value_type[o_size]);
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}
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std::copy_n(other.m_data.get(), o_size, this->m_data.get());
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this->m_width = other.m_width;
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this->m_height = other.m_height;
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this->m_components = other.m_components;
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}
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return *this;
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}
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inline dynamic_texture_buffer& dynamic_texture_buffer::operator=(dynamic_texture_buffer&& other) noexcept
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{
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if (this != &other) [[likely]]
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{
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this->~dynamic_texture_buffer();
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this->m_data = std::move(other.m_data);
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this->m_width = other.m_width;
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this->m_height = other.m_height;
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other.m_width = 0;
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other.m_height = 0;
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other.m_components = components::texture::flags::none;
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}
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return *this;
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}
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inline components::texture::flags dynamic_texture_buffer::components() const
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{
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return m_components;
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}
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inline dynamic_texture_buffer::dim_type dynamic_texture_buffer::width() const
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{
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return m_width;
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}
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inline dynamic_texture_buffer::dim_type dynamic_texture_buffer::height() const
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{
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return m_height;
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}
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inline std::pair<dynamic_texture_buffer::dim_type, dynamic_texture_buffer::dim_type> dynamic_texture_buffer::dimensions() const
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{
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return { m_width, m_height };
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}
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inline dynamic_texture_buffer::size_type dynamic_texture_buffer::pixel_count() const
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{
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return static_cast<size_type>(m_width) * static_cast<size_type>(m_height);
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}
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inline dynamic_texture_buffer::size_type dynamic_texture_buffer::component_count() const
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{
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return std::popcount(static_cast<std::underlying_type_t<components::texture::flags>>(m_components));
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}
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inline dynamic_texture_buffer::size_type dynamic_texture_buffer::size() const
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{
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return pixel_count() * component_count();
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}
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inline dynamic_texture_buffer::const_pointer dynamic_texture_buffer::data() const
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{
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return m_data.get();
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}
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inline dynamic_texture_buffer::pointer dynamic_texture_buffer::data()
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{
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return m_data.get();
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}
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inline dynamic_texture_buffer::const_iterator dynamic_texture_buffer::begin() const
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{
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return data();
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}
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inline dynamic_texture_buffer::iterator dynamic_texture_buffer::begin()
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{
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return data();
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}
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inline dynamic_texture_buffer::const_iterator dynamic_texture_buffer::end() const
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{
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return begin() + component_count();
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}
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inline dynamic_texture_buffer::iterator dynamic_texture_buffer::end()
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{
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return begin() + component_count();
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}
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inline dynamic_texture_buffer::const_iterator dynamic_texture_buffer::cbegin() const
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{
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return const_cast<const_iterator>(begin());
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}
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inline dynamic_texture_buffer::const_iterator dynamic_texture_buffer::cend() const
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{
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return const_cast<const_iterator>(begin());
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}
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