#include <kis_texture_tile_update_info.h>

Public Member Functions
void	allocate (int pixelSize)

quint8 *	data () const

	DataBuffer (DataBuffer &&rhs)

	DataBuffer (int pixelSize, KisTextureTileInfoPoolSP pool)

	DataBuffer (KisTextureTileInfoPoolSP pool)

DataBuffer &	operator= (DataBuffer &&rhs)

int	pixelSize () const

KisTextureTileInfoPoolSP	pool () const

int	size () const

void	swap (DataBuffer &other)

	~DataBuffer ()

Private Attributes
quint8 *	m_data {nullptr}

int	m_pixelSize

KisTextureTileInfoPoolSP	m_pool

Detailed Description

A buffer object for temporary data needed during the update process.

the buffer is allocated from the common pool to avoid memory fragmentation
the buffer's lifetime defines the lifetime of the allocated chunk of memory, so you don't have to thing about freeing the memory

Definition at line 39 of file kis_texture_tile_update_info.h.

Constructor & Destructor Documentation

◆ DataBuffer() [1/3]

DataBuffer::DataBuffer ( KisTextureTileInfoPoolSP pool )

inline

Definition at line 42 of file kis_texture_tile_update_info.h.

        : m_data(0),
          m_pixelSize(0),
          m_pool(pool)
    {
    }

◆ DataBuffer() [2/3]

DataBuffer::DataBuffer	(	int	pixelSize,
		KisTextureTileInfoPoolSP	pool )

inline

Definition at line 49 of file kis_texture_tile_update_info.h.

        : m_data(0),
          m_pixelSize(0),
          m_pool(pool)
    {
        allocate(pixelSize);
    }

References allocate(), and pixelSize().

◆ DataBuffer() [3/3]

DataBuffer::DataBuffer ( DataBuffer && rhs )

inline

Definition at line 57 of file kis_texture_tile_update_info.h.

        : m_data(rhs.m_data),
          m_pixelSize(rhs.m_pixelSize),
          m_pool(rhs.m_pool)
    {
        rhs.m_data = 0;
    }

◆ ~DataBuffer()

DataBuffer::~DataBuffer ( )

inline

Definition at line 70 of file kis_texture_tile_update_info.h.

                  {
        if (m_data) {
            m_pool->free(m_data, m_pixelSize);
        }
    }

References m_data, m_pixelSize, and m_pool.

Member Function Documentation

◆ allocate()

void DataBuffer::allocate ( int pixelSize )

inline

Definition at line 76 of file kis_texture_tile_update_info.h.

                                 {
        Q_ASSERT(!m_data);
 
        m_pixelSize = pixelSize;
        m_data = m_pool->malloc(m_pixelSize);
    }

References m_data, m_pixelSize, m_pool, and pixelSize().

◆ data()

quint8 * DataBuffer::data ( ) const

inline

Definition at line 83 of file kis_texture_tile_update_info.h.

                                {
        return m_data;
    }

References m_data.

◆ operator=()

DataBuffer & DataBuffer::operator= ( DataBuffer && rhs )

inline

Definition at line 65 of file kis_texture_tile_update_info.h.

                                            {
        swap(rhs);
        return *this;
    }

References swap().

◆ pixelSize()

int DataBuffer::pixelSize ( ) const

inline

Definition at line 101 of file kis_texture_tile_update_info.h.

                          {
        return m_pixelSize;
    }

References m_pixelSize.

◆ pool()

KisTextureTileInfoPoolSP DataBuffer::pool ( ) const

inline

Definition at line 97 of file kis_texture_tile_update_info.h.

                                          {
        return m_pool;
    }

References m_pool.

◆ size()

int DataBuffer::size ( ) const

inline

Definition at line 93 of file kis_texture_tile_update_info.h.

                     {
        return m_data ? m_pool->chunkSize(m_pixelSize) : 0;
    }

References m_data, m_pixelSize, and m_pool.

◆ swap()

void DataBuffer::swap ( DataBuffer & other )

inline

Definition at line 87 of file kis_texture_tile_update_info.h.

                                 {
        std::swap(other.m_pixelSize, m_pixelSize);
        std::swap(other.m_data, m_data);
        std::swap(other.m_pool, m_pool);
    }