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// Copyright (C) 2002-2012 Nikolaus Gebhardt
// This file is part of the "Irrlicht Engine".
// For conditions of distribution and use, see copyright notice in irrlicht.h
#ifndef __C_DIRECTX8_TEXTURE_H_INCLUDED__
#define __C_DIRECTX8_TEXTURE_H_INCLUDED__
#include "IrrCompileConfig.h"
#ifdef _IRR_COMPILE_WITH_DIRECT3D_8_
#include "ITexture.h"
#include "IImage.h"
#include <d3d8.h>
namespace irr
{
namespace video
{
class CD3D8Driver;
/*!
interface for a Video Driver dependent Texture.
*/
class CD3D8Texture : public ITexture
{
public:
//! constructor
CD3D8Texture(IImage* image, CD3D8Driver* driver,
u32 flags, const io::path& name, void* mipmapData=0);
//! rendertarget constructor
CD3D8Texture(CD3D8Driver* driver, const core::dimension2d<u32>& size, const io::path& name);
//! destructor
virtual ~CD3D8Texture();
//! lock function
virtual void* lock(E_TEXTURE_LOCK_MODE mode=ETLM_READ_WRITE, u32 mipmapLevel=0);
//! unlock function
virtual void unlock();
//! Returns original size of the texture.
virtual const core::dimension2d<u32>& getOriginalSize() const;
//! Returns (=size) of the texture.
virtual const core::dimension2d<u32>& getSize() const;
//! returns driver type of texture (=the driver, who created the texture)
virtual E_DRIVER_TYPE getDriverType() const;
//! returns color format of texture
virtual ECOLOR_FORMAT getColorFormat() const;
//! returns pitch of texture (in bytes)
virtual u32 getPitch() const;
//! returns the DIRECT3D8 Texture
IDirect3DTexture8* getDX8Texture() const;
//! returns if texture has mipmap levels
bool hasMipMaps() const;
//! Regenerates the mip map levels of the texture. Useful after locking and
//! modifying the texture
virtual void regenerateMipMapLevels(void* mipmapData=0);
//! returns if it is a render target
virtual bool isRenderTarget() const;
//! Returns pointer to the render target surface
IDirect3DSurface8* getRenderTargetSurface();
private:
friend class CD3D8Driver;
void createRenderTarget();
//! creates the hardware texture
bool createTexture(u32 flags, IImage* Image);
//! copies the image to the texture
bool copyTexture(IImage* Image);
//! convert color formats
ECOLOR_FORMAT getColorFormatFromD3DFormat(D3DFORMAT format);
bool createMipMaps(u32 level=1);
void copy16BitMipMap(char* src, char* tgt,
s32 width, s32 height, s32 pitchsrc, s32 pitchtgt) const;
void copy32BitMipMap(char* src, char* tgt,
s32 width, s32 height, s32 pitchsrc, s32 pitchtgt) const;
IDirect3DDevice8* Device;
IDirect3DTexture8* Texture;
IDirect3DSurface8* RTTSurface;
CD3D8Driver* Driver;
core::dimension2d<u32> TextureSize;
core::dimension2d<u32> ImageSize;
s32 Pitch;
u32 MipLevelLocked;
ECOLOR_FORMAT ColorFormat;
bool HasMipMaps;
bool IsRenderTarget;
};
} // end namespace video
} // end namespace irr
#endif // _IRR_COMPILE_WITH_DIRECT3D_8_
#endif // __C_DIRECTX8_TEXTURE_H_INCLUDED__
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