OgreD3D9Texture.h
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    00001 /*
    00002 -----------------------------------------------------------------------------
    00003 This source file is part of OGRE
    00004     (Object-oriented Graphics Rendering Engine)
    00005 For the latest info, see http://www.ogre3d.org/
    00006
    00007 Copyright (c) 2000-2012 Torus Knot Software Ltd
    00008
    00009 Permission is hereby granted, free of charge, to any person obtaining a copy
    00010 of this software and associated documentation files (the "Software"), to deal
    00011 in the Software without restriction, including without limitation the rights
    00012 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
    00013 copies of the Software, and to permit persons to whom the Software is
    00014 furnished to do so, subject to the following conditions:
    00015
    00016 The above copyright notice and this permission notice shall be included in
    00017 all copies or substantial portions of the Software.
    00018
    00019 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    00020 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    00021 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    00022 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    00023 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    00024 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
    00025 THE SOFTWARE.
    00026 -----------------------------------------------------------------------------
    00027 */
    00028 #ifndef __D3D9TEXTURE_H__
    00029 #define __D3D9TEXTURE_H__
    00030
    00031 #include "OgreD3D9Prerequisites.h"
    00032 #include "OgreTexture.h"
    00033 #include "OgreRenderTexture.h"
    00034 #include "OgreImage.h"
    00035 #include "OgreException.h"
    00036 #include "OgreD3D9HardwarePixelBuffer.h"
    00037 #include "OgreD3D9Resource.h"
    00038
    00039 namespace Ogre {
    00040     class _OgreD3D9Export D3D9Texture : public Texture, public D3D9Resource
    00041     {
    00042     protected:
    00043
    00044         struct TextureResources
    00045         {
    00047             IDirect3DTexture9* pNormTex;
    00049             IDirect3DCubeTexture9* pCubeTex;
    00051             IDirect3DVolumeTexture9* pVolumeTex;
    00053             IDirect3DBaseTexture9* pBaseTex;
    00055             IDirect3DSurface9* pFSAASurface;
    00056         };
    00057
    00058         typedef map<IDirect3DDevice9*, TextureResources*>::type DeviceToTextureResourcesMap;
    00059         typedef DeviceToTextureResourcesMap::iterator           DeviceToTextureResourcesIterator;
    00060
    00062         DeviceToTextureResourcesMap mMapDeviceToTextureResources;
    00063
    00064
    00066         typedef vector<HardwarePixelBufferSharedPtr>::type SurfaceList;
    00067         SurfaceList mSurfaceList;
    00069         String                          mCubeFaceNames[6];
    00071         D3DPOOL                         mD3DPool;
    00072         // Dynamic textures?
    00073         bool                            mDynamicTextures;
    00074
    00076         bool mHwGammaReadSupported;
    00078         bool mHwGammaWriteSupported;
    00079         D3DMULTISAMPLE_TYPE mFSAAType;
    00080         DWORD mFSAAQuality;
    00081
    00082         // needed to store data between prepareImpl and loadImpl
    00083         typedef SharedPtr<vector<MemoryDataStreamPtr>::type > LoadedStreams;
    00084
    00086         void _loadCubeTex(IDirect3DDevice9* d3d9Device, const LoadedStreams &loadedStreams);
    00088         void _loadNormTex(IDirect3DDevice9* d3d9Device, const LoadedStreams &loadedStreams);
    00090         void _loadVolumeTex(IDirect3DDevice9* d3d9Device, const LoadedStreams &loadedStreams);
    00091
    00093         LoadedStreams _prepareCubeTex();
    00095         LoadedStreams _prepareNormTex();
    00097         LoadedStreams _prepareVolumeTex();
    00098
    00100         void _createNormTex(IDirect3DDevice9* d3d9Device);
    00102         void _createCubeTex(IDirect3DDevice9* d3d9Device);
    00104         void _createVolumeTex(IDirect3DDevice9* d3d9Device);
    00105
    00107         D3DFORMAT _chooseD3DFormat(IDirect3DDevice9* d3d9Device);
    00108
    00110         size_t calculateSize(void) const;
    00112         void createInternalResources(void);
    00114         void freeInternalResources(void);
    00116         void createInternalResourcesImpl(void);
    00118         void createInternalResourcesImpl(IDirect3DDevice9* d3d9Device);
    00120         void freeInternalResourcesImpl(void);
    00122         void _setSrcAttributes(unsigned long width, unsigned long height, unsigned long depth, PixelFormat format);
    00124         void _setFinalAttributes(IDirect3DDevice9* d3d9Device, TextureResources* textureResources,
    00125             unsigned long width, unsigned long height, unsigned long depth, PixelFormat format);
    00127         D3DTEXTUREFILTERTYPE _getBestFilterMethod(IDirect3DDevice9* d3d9Device);
    00129         bool _canUseDynamicTextures(IDirect3DDevice9* d3d9Device, DWORD srcUsage, D3DRESOURCETYPE srcType, D3DFORMAT srcFormat);
    00131         bool _canAutoGenMipmaps(IDirect3DDevice9* d3d9Device, DWORD srcUsage, D3DRESOURCETYPE srcType, D3DFORMAT srcFormat);
    00133         bool _canUseHardwareGammaCorrection(IDirect3DDevice9* d3d9Device, DWORD srcUsage, D3DRESOURCETYPE srcType, D3DFORMAT srcFormat, bool forwriting);
    00134
    00136         String _getCubeFaceName(unsigned char face) const
    00137         { assert(face < 6); return mCubeFaceNames[face]; }
    00138
    00141         void _createSurfaceList(IDirect3DDevice9* d3d9Device, TextureResources* textureResources);
    00142
    00144         void loadImpl();
    00146         void loadImpl(IDirect3DDevice9* d3d9Device);
    00148         void prepareImpl();
    00150         void unprepareImpl();
    00152         void postLoadImpl();
    00153
    00155         TextureResources* getTextureResources(IDirect3DDevice9* d3d9Device);
    00156
    00158         TextureResources* allocateTextureResources(IDirect3DDevice9* d3d9Device);
    00159
    00161         void createTextureResources(IDirect3DDevice9* d3d9Device);
    00162
    00164         void freeTextureResources(IDirect3DDevice9* d3d9Device, TextureResources* textureResources);
    00165
    00166         void determinePool();
    00167
    00172         LoadedStreams mLoadedStreams;
    00173
    00174         friend class D3D9HardwarePixelBuffer;
    00175     public:
    00177         D3D9Texture(ResourceManager* creator, const String& name, ResourceHandle handle,
    00178             const String& group, bool isManual, ManualResourceLoader* loader);
    00180         ~D3D9Texture();
    00181
    00183         void copyToTexture( TexturePtr& target );
    00184
    00185
    00187         HardwarePixelBufferSharedPtr getBuffer(size_t face, size_t mipmap);
    00188
    00190         IDirect3DBaseTexture9 *getTexture();
    00192         IDirect3DTexture9 *getNormTexture();
    00194         IDirect3DCubeTexture9 *getCubeTexture();
    00195
    00203         bool isHardwareGammaReadToBeUsed() const { return mHwGamma && mHwGammaReadSupported; }
    00204
    00206         bool useDefaultPool();
    00207
    00208         // Called immediately after the Direct3D device has been created.
    00209         virtual void notifyOnDeviceCreate(IDirect3DDevice9* d3d9Device);
    00210
    00211         // Called before the Direct3D device is going to be destroyed.
    00212         virtual void notifyOnDeviceDestroy(IDirect3DDevice9* d3d9Device);
    00213
    00214         // Called immediately after the Direct3D device has entered a lost state.
    00215         virtual void notifyOnDeviceLost(IDirect3DDevice9* d3d9Device);
    00216
    00217         // Called immediately after the Direct3D device has been reset
    00218         virtual void notifyOnDeviceReset(IDirect3DDevice9* d3d9Device);
    00219     };
    00220
    00227     class _OgreD3D9Export D3D9TexturePtr : public SharedPtr<D3D9Texture>
    00228     {
    00229     public:
    00230         D3D9TexturePtr() : SharedPtr<D3D9Texture>() {}
    00231         explicit D3D9TexturePtr(D3D9Texture* rep) : SharedPtr<D3D9Texture>(rep) {}
    00232         D3D9TexturePtr(const D3D9TexturePtr& r) : SharedPtr<D3D9Texture>(r) {}
    00233         D3D9TexturePtr(const ResourcePtr& r) : SharedPtr<D3D9Texture>()
    00234         {
    00235             // lock & copy other mutex pointer
    00236             OGRE_MUTEX_CONDITIONAL(r.OGRE_AUTO_MUTEX_NAME)
    00237             {
    00238                 OGRE_LOCK_MUTEX(*r.OGRE_AUTO_MUTEX_NAME)
    00239                 OGRE_COPY_AUTO_SHARED_MUTEX(r.OGRE_AUTO_MUTEX_NAME)
    00240                 pRep = static_cast<D3D9Texture*>(r.getPointer());
    00241                 pUseCount = r.useCountPointer();
    00242                 if (pUseCount)
    00243                 {
    00244                     ++(*pUseCount);
    00245                 }
    00246             }
    00247         }
    00248         D3D9TexturePtr(const TexturePtr& r) : SharedPtr<D3D9Texture>()
    00249         {
    00250             *this = r;
    00251         }
    00252
    00254         D3D9TexturePtr& operator=(const ResourcePtr& r)
    00255         {
    00256             if (pRep == static_cast<D3D9Texture*>(r.getPointer()))
    00257                 return *this;
    00258             release();
    00259             // lock & copy other mutex pointer
    00260             OGRE_MUTEX_CONDITIONAL(r.OGRE_AUTO_MUTEX_NAME)
    00261             {
    00262                 OGRE_LOCK_MUTEX(*r.OGRE_AUTO_MUTEX_NAME)
    00263                 OGRE_COPY_AUTO_SHARED_MUTEX(r.OGRE_AUTO_MUTEX_NAME)
    00264                 pRep = static_cast<D3D9Texture*>(r.getPointer());
    00265                 pUseCount = r.useCountPointer();
    00266                 if (pUseCount)
    00267                 {
    00268                     ++(*pUseCount);
    00269                 }
    00270             }
    00271             else
    00272             {
    00273                 // RHS must be a null pointer
    00274                 assert(r.isNull() && "RHS must be null if it has no mutex!");
    00275                 setNull();
    00276             }
    00277             return *this;
    00278         }
    00280         D3D9TexturePtr& operator=(const TexturePtr& r)
    00281         {
    00282             if (pRep == static_cast<D3D9Texture*>(r.getPointer()))
    00283                 return *this;
    00284             release();
    00285             // lock & copy other mutex pointer
    00286             OGRE_MUTEX_CONDITIONAL(r.OGRE_AUTO_MUTEX_NAME)
    00287             {
    00288                 OGRE_LOCK_MUTEX(*r.OGRE_AUTO_MUTEX_NAME)
    00289                 OGRE_COPY_AUTO_SHARED_MUTEX(r.OGRE_AUTO_MUTEX_NAME)
    00290                 pRep = static_cast<D3D9Texture*>(r.getPointer());
    00291                 pUseCount = r.useCountPointer();
    00292                 if (pUseCount)
    00293                 {
    00294                     ++(*pUseCount);
    00295                 }
    00296             }
    00297             else
    00298             {
    00299                 // RHS must be a null pointer
    00300                 assert(r.isNull() && "RHS must be null if it has no mutex!");
    00301                 setNull();
    00302             }
    00303             return *this;
    00304         }
    00305     };
    00306
    00308     class _OgreD3D9Export D3D9RenderTexture : public RenderTexture
    00309     {
    00310     public:
    00311         D3D9RenderTexture(const String &name, D3D9HardwarePixelBuffer *buffer, bool writeGamma, uint fsaa);
    00312         ~D3D9RenderTexture() {}
    00313
    00314         virtual void update(bool swap);
    00315
    00316         virtual void getCustomAttribute( const String& name, void *pData );
    00317
    00318         bool requiresTextureFlipping() const { return false; }
    00319
    00321         void swapBuffers(bool waitForVSync = true);
    00322
    00323     };
    00324
    00325 }
    00326
    00327 #endif

Copyright © 2012 Torus Knot Software Ltd
This work is licensed under a Creative Commons Attribution-ShareAlike 3.0 Unported License.
Last modified Sun Sep 2 2012 07:27:21