118 lines
2.5 KiB
C++
118 lines
2.5 KiB
C++
// Copyright (C) 2002-2012 Nikolaus Gebhardt / Thomas Alten
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// This file is part of the "Irrlicht Engine".
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// For conditions of distribution and use, see copyright notice in irrlicht.h
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#ifndef __C_SOFTWARE_2_TEXTURE_H_INCLUDED__
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#define __C_SOFTWARE_2_TEXTURE_H_INCLUDED__
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#include "SoftwareDriver2_compile_config.h"
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#include "ITexture.h"
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#include "IRenderTarget.h"
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#include "CImage.h"
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namespace irr
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{
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namespace video
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{
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class CBurningVideoDriver;
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/*!
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interface for a Video Driver dependent Texture.
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*/
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class CSoftwareTexture2 : public ITexture
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{
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public:
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//! constructor
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enum eTex2Flags
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{
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GEN_MIPMAP = 1,
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IS_RENDERTARGET = 2,
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NP2_SIZE = 4,
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};
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CSoftwareTexture2(IImage* surface, const io::path& name, u32 flags);
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//! destructor
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virtual ~CSoftwareTexture2();
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//! lock function
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virtual void* lock(E_TEXTURE_LOCK_MODE mode, u32 level, u32 layer)
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{
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if (Flags & GEN_MIPMAP)
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{
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MipMapLOD = level;
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Size = MipMap[MipMapLOD]->getDimension();
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Pitch = MipMap[MipMapLOD]->getPitch();
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}
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return MipMap[MipMapLOD]->getData();
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}
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//! lock function
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virtual void* lock(E_TEXTURE_LOCK_MODE mode = ETLM_READ_WRITE, u32 layer = 0) _IRR_OVERRIDE_
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{
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return lock(mode, 0, layer);
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}
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//! unlock function
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virtual void unlock() _IRR_OVERRIDE_
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{
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}
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//! Returns the size of the largest mipmap.
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f32 getLODFactor( const f32 texArea ) const
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{
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return OrigImageDataSizeInPixels * texArea;
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//return MipMap[0]->getImageDataSizeInPixels () * texArea;
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}
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//! returns unoptimized surface
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virtual CImage* getImage() const
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{
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return MipMap[0];
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}
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//! returns texture surface
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virtual CImage* getTexture() const
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{
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return MipMap[MipMapLOD];
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}
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virtual void regenerateMipMapLevels(void* data = 0, u32 layer = 0) _IRR_OVERRIDE_;
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private:
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f32 OrigImageDataSizeInPixels;
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CImage * MipMap[SOFTWARE_DRIVER_2_MIPMAPPING_MAX];
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u32 MipMapLOD;
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u32 Flags;
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ECOLOR_FORMAT OriginalFormat;
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};
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/*!
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interface for a Video Driver dependent render target.
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*/
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class CSoftwareRenderTarget2 : public IRenderTarget
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{
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public:
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CSoftwareRenderTarget2(CBurningVideoDriver* driver);
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virtual ~CSoftwareRenderTarget2();
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virtual void setTexture(const core::array<ITexture*>& texture, ITexture* depthStencil, const core::array<E_CUBE_SURFACE>& cubeSurfaces) _IRR_OVERRIDE_;
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ITexture* getTexture() const;
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protected:
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CBurningVideoDriver* Driver;
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};
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} // end namespace video
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} // end namespace irr
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#endif
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