290 lines
8.1 KiB
C
290 lines
8.1 KiB
C
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/****************************************************************************
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Copyright (c) 2011-2013,WebJet Business Division,CYOU
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http://www.genesis-3d.com.cn
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#ifndef __imageres_H__
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#define __imageres_H__
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#include "resource/resource.h"
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#include "rendersystem/base/RenderDeviceTypes.h"
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#include "math/color.h"
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namespace Resources
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{
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class ImageRes;
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class ImageData: public Core::RefCounted
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{
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__DeclareClass(ImageData);
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public:
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ImageData();
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virtual ~ImageData();
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// setup data. if size <=0. the data
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SizeT Size() const;
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const ubyte* Ptr(void) const;
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ubyte* Ptr(void);
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void SetData(ubyte* imageData, SizeT size);
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protected:
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void Setup(SizeT size);
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SizeT mSize;
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ubyte* mRaw;
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private:
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ImageData(const ImageData& );
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void operator=(const ImageData );
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friend class ImageRes;
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friend class ImageResLoader;
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};
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class ImageRes: public Resources::Resource
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{
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__DeclareSubClass(ImageRes, Resource);
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public:
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ImageRes();
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virtual ~ImageRes();
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/// if invalid, return 0
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SizeT GetWidth(void) const;
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/// if invalid, return 0
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SizeT GetHeight(void) const;
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/// if no mipmap, return 0.
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SizeT GetMipMapLevel(void) const;
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/// Gets the depth of the image. usually 1 for 1D and 2D image.
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SizeT GetDepth(void) const;
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/// the face of image. usually 6 for cubemap and 1 for a normal image
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SizeT GetNumFace(void) const;
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/// if invalid, return InvalidPixelFormat
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RenderBase::PixelFormat::Code GetPixelFormat(void) const;
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// return the image data.(no file header). if invalid, return NULL
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const GPtr<ImageData>& GetImageData() const;
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bool Validata(void) const;
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// @Resource::CalculateRuntimeSize
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virtual SizeT CalculateRuntimeSize(void) const;
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// Calculate memory size base on mipmap, face, format etc.
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static SizeT S_CalculateSize(SizeT mipmaps, SizeT faces, SizeT width, SizeT height, SizeT depth, RenderBase::PixelFormat::Code format);
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///
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bool GetPixels(const int x, const int y, const int width, const int height, const int mipLevel, Math::ColorF *pixels) const;
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///
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bool GetPixels(const int mipLevel, Math::Color32 *pixels);
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///
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bool GetPixels(const int x, const int y, const int width, const int height, const int mipLevel, Math::Color32 *pixels);
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///
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bool SetPixels(const int x, const int y, const int width, const int height, const int miplevel, const Math::ColorF *pixels);
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///
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bool SetPixels(const int x, const int y, const int width, const int height, const int miplevel, const Math::Color32 *pixels);
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///
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Math::scalar GetAlphaValue(Math::scalar u, Math::scalar v);
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void SetWidth(SizeT width);
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void SetHeight(SizeT height);
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void SetMipMapLevel(SizeT mipMapLevel);
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void SetDepth(SizeT depth);
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void SetNumFace(SizeT numFace);
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void SetPixelFormat(RenderBase::PixelFormat::Code pixelFormat);
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void SetImageData(ubyte* imageData, SizeT size);
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protected:
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// @Resource::SwapLoadImpl
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virtual bool SwapLoadImpl( const GPtr<Resource>& tempRes);
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// @Resource::UnLoadImpl
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virtual void UnLoadImpl(void);
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/**
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* _DecompressDDSTextureFormat decomppress texture
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* @param: all is so simple that no need note
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* @return: bool decompress is sucess or failed
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* @see:
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* @remark:
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*/
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bool _DecompressDDSTextureFormat( const RenderBase::PixelFormat::Code srcFormat, const int srcWidth, const int srcHeight,
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const uint32* sourceData, uint32* destData );
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protected:
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SizeT mWidth;
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SizeT mHeight;
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SizeT mDepth;
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SizeT mNumFace;
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SizeT mMipMapLevel;
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RenderBase::PixelFormat::Code mPixelFormat;
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GPtr<ImageData> mData;
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friend class ImageResLoader;
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};
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//------------------------------------------------------------------------
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inline
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SizeT
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ImageData::Size() const
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{
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return mSize;
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}
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//------------------------------------------------------------------------
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inline
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const ubyte*
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ImageData::Ptr(void) const
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//------------------------------------------------------------------------
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{
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return mRaw;
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}
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//------------------------------------------------------------------------
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inline
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ubyte*
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ImageData::Ptr(void)
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{
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return mRaw;
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}
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//------------------------------------------------------------------------
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inline
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void
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ImageData::SetData(ubyte* raw, SizeT size)
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{
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this->mRaw = raw;
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this->mSize = size;
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}
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//------------------------------------------------------------------------
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inline
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SizeT
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ImageRes::GetWidth(void) const
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{
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return mWidth;
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}
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//------------------------------------------------------------------------
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inline
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SizeT
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ImageRes::GetHeight(void) const
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{
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return mHeight;
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}
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//------------------------------------------------------------------------
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inline
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SizeT
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ImageRes::GetMipMapLevel(void) const
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{
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return mMipMapLevel;
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}
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//------------------------------------------------------------------------
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inline
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SizeT
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ImageRes::GetDepth(void) const
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{
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return mDepth;
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}
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//------------------------------------------------------------------------
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inline
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SizeT
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ImageRes::GetNumFace(void) const
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{
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return mNumFace;
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}
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//------------------------------------------------------------------------
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inline
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RenderBase::PixelFormat::Code
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ImageRes::GetPixelFormat(void) const
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{
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return mPixelFormat;
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}
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//------------------------------------------------------------------------
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inline
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const GPtr<ImageData>&
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ImageRes::GetImageData() const
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{
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return mData;
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}
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//------------------------------------------------------------------------
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inline
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bool
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ImageRes::Validata(void) const
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{
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if ( this->GetWidth() <= 0 || this->GetHeight() <= 0 || this->GetDepth() <= 0
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||this->GetNumFace() <=0 || this->GetPixelFormat() == RenderBase::PixelFormat::InvalidPixelFormat
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|| this->GetMipMapLevel() < 0 || !this->GetImageData().isvalid()
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|| this->GetImageData()->Size() <= 0 )
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{
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return false;
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}
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return true;
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}
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//------------------------------------------------------------------------------
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inline void ImageRes::SetWidth(SizeT width)
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{
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this->mWidth = width;
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}
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//------------------------------------------------------------------------------
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inline void ImageRes::SetHeight(SizeT height)
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{
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this->mHeight = height;
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}
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//------------------------------------------------------------------------------
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inline void ImageRes::SetMipMapLevel(SizeT mipMapLevel)
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{
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this->mMipMapLevel = mipMapLevel;
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}
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//------------------------------------------------------------------------------
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inline void ImageRes::SetDepth(SizeT depth)
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{
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this->mDepth = depth;
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}
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//------------------------------------------------------------------------------
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inline void ImageRes::SetNumFace(SizeT numFace)
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{
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this->mNumFace = numFace;
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}
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//------------------------------------------------------------------------------
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inline void ImageRes::SetPixelFormat(RenderBase::PixelFormat::Code pixelFormat)
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{
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this->mPixelFormat = pixelFormat;
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}
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//------------------------------------------------------------------------------
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inline void ImageRes::SetImageData(ubyte* imageData, SizeT size)
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{
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if(!(this->mData.isvalid()))
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{
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this->mData = ImageData::Create();
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}
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this->mData->SetData(imageData, size);
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}
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}
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#endif // __imageres_H__
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