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#ifndef Magnum_Trade_ImageData_h
#define Magnum_Trade_ImageData_h
/*
Copyright © 2010, 2011, 2012 Vladimír Vondruš <mosra@centrum.cz>
This file is part of Magnum.
Magnum is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License version 3
only, as published by the Free Software Foundation.
Magnum is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License version 3 for more details.
*/
/** @file
* @brief Class Magnum::Trade::ImageData
*/
#include "Math/Vector3.h"
#include "AbstractImage.h"
#include "DimensionTraits.h"
#include "TypeTraits.h"
namespace Magnum { namespace Trade {
/**
@brief %Image data
Provides access to image data and additional information about data type and
dimensions. Can be used in the same situations as Image and BufferedImage.
*/
template<std::uint8_t dimensions> class ImageData: public AbstractImage {
public:
const static std::uint8_t Dimensions = dimensions; /**< @brief %Image dimension count */
/**
* @brief Constructor
* @param name %Image name
* @param size %Image size
* @param components Color components. Data type is detected
* from passed data array.
* @param data %Image data
*
* Note that the image data are not copied on construction, but they
* are deleted on class destruction.
*/
template<class T> inline ImageData(const std::string& name, const typename DimensionTraits<Dimensions, GLsizei>::VectorType& size, Components components, T* data): AbstractImage(components, TypeTraits<T>::imageType()), _name(name), _size(size), _data(reinterpret_cast<char*>(data)) {}
/**
* @brief Constructor
* @param name %Image name
* @param size %Image size
* @param components Color components
* @param type Data type
* @param data %Image data
*
* Note that the image data are not copied on construction, but they
* are deleted on class destruction.
*/
inline ImageData(const std::string& name, const typename DimensionTraits<Dimensions, GLsizei>::VectorType& size, Components components, ComponentType type, GLvoid* data): AbstractImage(components, type), _name(name), _size(size), _data(reinterpret_cast<char*>(data)) {}
/** @brief Destructor */
inline ~ImageData() { delete[] _data; }
/** @brief %Image name */
inline std::string name() const { return _name; }
/** @brief %Image size */
inline constexpr typename DimensionTraits<Dimensions, GLsizei>::VectorType size() const { return _size; }
/** @brief Pointer to raw data */
inline void* data() { return _data; }
inline constexpr const void* data() const { return _data; } /**< @overload */
private:
std::string _name;
Math::Vector<Dimensions, GLsizei> _size;
char* _data;
};
/** @brief One-dimensional image */
typedef ImageData<1> ImageData1D;
/** @brief Two-dimensional image */
typedef ImageData<2> ImageData2D;
/** @brief Three-dimensional image */
typedef ImageData<3> ImageData3D;
}}
#endif