irrlicht/source/Irrlicht/CSoftwareTexture.h

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// Copyright (C) 2002-2007 Nikolaus Gebhardt
// This file is part of the "Irrlicht Engine".
// For conditions of distribution and use, see copyright notice in irrlicht.h
#ifndef __C_SOFTWARE_TEXTURE_H_INCLUDED__
#define __C_SOFTWARE_TEXTURE_H_INCLUDED__
#include "ITexture.h"
#include "CImage.h"
namespace irr
{
namespace video
{
/*!
interface for a Video Driver dependent Texture.
*/
class CSoftwareTexture : public ITexture
{
public:
//! constructor
CSoftwareTexture(IImage* surface, const char* name);
//! destructor
virtual ~CSoftwareTexture();
//! lock function
virtual void* lock();
//! unlock function
virtual void unlock();
//! Returns original size of the texture.
virtual const core::dimension2d<s32>& getOriginalSize();
//! Returns (=size) of the texture.
virtual const core::dimension2d<s32>& getSize();
//! returns unoptimized surface
virtual CImage* getImage();
//! returns texture surface
virtual CImage* getTexture();
//! returns driver type of texture (=the driver, who created the texture)
virtual E_DRIVER_TYPE getDriverType();
//! returns color format of texture
virtual ECOLOR_FORMAT getColorFormat() const;
//! returns pitch of texture (in bytes)
virtual u32 getPitch() const;
//! Regenerates the mip map levels of the texture. Useful after locking and
//! modifying the texture
virtual void regenerateMipMapLevels();
private:
//! returns the size of a texture which would be the optimize size for rendering it
inline s32 getTextureSizeFromSurfaceSize(s32 size);
CImage* Image;
CImage* Texture;
core::dimension2d<s32> OrigSize;
};
} // end namespace video
} // end namespace irr
#endif