[5] | 1 | /* |
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| 2 | ----------------------------------------------------------------------------- |
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| 3 | This source file is part of OGRE |
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| 4 | (Object-oriented Graphics Rendering Engine) |
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| 5 | For the latest info, see http://www.ogre3d.org/ |
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| 6 | |
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| 7 | Copyright (c) 2000-2006 Torus Knot Software Ltd |
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| 8 | Also see acknowledgements in Readme.html |
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| 9 | |
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| 10 | This program is free software; you can redistribute it and/or modify it under |
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| 11 | the terms of the GNU Lesser General Public License as published by the Free Software |
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| 12 | Foundation; either version 2 of the License, or (at your option) any later |
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| 13 | version. |
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| 14 | |
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| 15 | This program is distributed in the hope that it will be useful, but WITHOUT |
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| 16 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
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| 17 | FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. |
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| 18 | |
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| 19 | You should have received a copy of the GNU Lesser General Public License along with |
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| 20 | this program; if not, write to the Free Software Foundation, Inc., 59 Temple |
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| 21 | Place - Suite 330, Boston, MA 02111-1307, USA, or go to |
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| 22 | http://www.gnu.org/copyleft/lesser.txt. |
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| 23 | |
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| 24 | You may alternatively use this source under the terms of a specific version of |
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| 25 | the OGRE Unrestricted License provided you have obtained such a license from |
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| 26 | Torus Knot Software Ltd. |
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| 27 | ----------------------------------------------------------------------------- |
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| 28 | */ |
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| 29 | #ifndef __D3D8TEXTURE_H__ |
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| 30 | #define __D3D8TEXTURE_H__ |
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| 31 | |
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| 32 | #include "OgreD3D9Prerequisites.h" |
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| 33 | #include "OgreTexture.h" |
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| 34 | #include "OgreRenderTexture.h" |
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| 35 | #include "OgreImage.h" |
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| 36 | #include "OgreException.h" |
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| 37 | #include "OgreD3D9HardwarePixelBuffer.h" |
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| 38 | |
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| 39 | #include "OgreNoMemoryMacros.h" |
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| 40 | #include <d3d9.h> |
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| 41 | #include <d3dx9.h> |
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| 42 | #include <dxerr9.h> |
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| 43 | #include "OgreMemoryMacros.h" |
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| 44 | |
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| 45 | namespace Ogre { |
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| 46 | class D3D9Texture : public Texture |
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| 47 | { |
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| 48 | protected: |
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| 49 | /// D3DDevice pointer |
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| 50 | IDirect3DDevice9 *mpDev; |
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| 51 | /// D3D9 pointer |
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| 52 | IDirect3D9 *mpD3D; |
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| 53 | /// 1D/2D normal texture pointer |
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| 54 | IDirect3DTexture9 *mpNormTex; |
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| 55 | /// cubic texture pointer |
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| 56 | IDirect3DCubeTexture9 *mpCubeTex; |
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| 57 | /// Volume texture |
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| 58 | IDirect3DVolumeTexture9 *mpVolumeTex; |
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| 59 | /// actual texture pointer |
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| 60 | IDirect3DBaseTexture9 *mpTex; |
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| 61 | |
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| 62 | /// cube texture individual face names |
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| 63 | String mCubeFaceNames[6]; |
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| 64 | /// device creation parameters |
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| 65 | D3DDEVICE_CREATION_PARAMETERS mDevCreParams; |
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| 66 | /// back buffer pixel format |
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| 67 | D3DFORMAT mBBPixelFormat; |
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| 68 | /// The memory pool being used |
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| 69 | D3DPOOL mD3DPool; |
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| 70 | /// device capabilities pointer |
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| 71 | D3DCAPS9 mDevCaps; |
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| 72 | // Dynamic textures? |
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| 73 | bool mDynamicTextures; |
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| 74 | /// Vector of pointers to subsurfaces |
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| 75 | typedef std::vector<HardwarePixelBufferSharedPtr> SurfaceList; |
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| 76 | SurfaceList mSurfaceList; |
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| 77 | |
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| 78 | /// Initialise the device and get formats |
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| 79 | void _initDevice(void); |
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| 80 | /// internal method, load a cube texture |
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| 81 | void _loadCubeTex(); |
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| 82 | /// internal method, load a normal texture |
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| 83 | void _loadNormTex(); |
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| 84 | /// internal method, load a volume texture |
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| 85 | void _loadVolumeTex(); |
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| 86 | |
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| 87 | /// internal method, create a blank normal 1D/2D texture |
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| 88 | void _createNormTex(); |
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| 89 | /// internal method, create a blank cube texture |
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| 90 | void _createCubeTex(); |
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| 91 | /// internal method, create a blank cube texture |
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| 92 | void _createVolumeTex(); |
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| 93 | |
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| 94 | /// internal method, return a D3D pixel format for texture creation |
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| 95 | D3DFORMAT _chooseD3DFormat(); |
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| 96 | |
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| 97 | /// @copydoc Texture::createInternalResourcesImpl |
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| 98 | void createInternalResourcesImpl(void); |
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| 99 | /// free internal resources |
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| 100 | void freeInternalResourcesImpl(void); |
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| 101 | /// internal method, set Texture class source image protected attributes |
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| 102 | void _setSrcAttributes(unsigned long width, unsigned long height, unsigned long depth, PixelFormat format); |
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| 103 | /// internal method, set Texture class final texture protected attributes |
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| 104 | void _setFinalAttributes(unsigned long width, unsigned long height, unsigned long depth, PixelFormat format); |
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| 105 | /// internal method, return the best by hardware supported filter method |
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| 106 | D3DTEXTUREFILTERTYPE _getBestFilterMethod(); |
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| 107 | /// internal method, return true if the device/texture combination can use dynamic textures |
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| 108 | bool _canUseDynamicTextures(DWORD srcUsage, D3DRESOURCETYPE srcType, D3DFORMAT srcFormat); |
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| 109 | /// internal method, return true if the device/texture combination can auto gen. mip maps |
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| 110 | bool _canAutoGenMipmaps(DWORD srcUsage, D3DRESOURCETYPE srcType, D3DFORMAT srcFormat); |
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| 111 | |
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| 112 | /// internal method, the cube map face name for the spec. face index |
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| 113 | String _getCubeFaceName(unsigned char face) const |
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| 114 | { assert(face < 6); return mCubeFaceNames[face]; } |
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| 115 | |
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| 116 | /// internal method, create D3D9HardwarePixelBuffers for every face and |
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| 117 | /// mipmap level. This method must be called after the D3D texture object was created |
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| 118 | void _createSurfaceList(void); |
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| 119 | |
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| 120 | /// overriden from Resource |
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| 121 | void loadImpl(); |
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| 122 | public: |
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| 123 | /// constructor |
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| 124 | D3D9Texture(ResourceManager* creator, const String& name, ResourceHandle handle, |
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| 125 | const String& group, bool isManual, ManualResourceLoader* loader, |
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| 126 | IDirect3DDevice9 *pD3DDevice); |
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| 127 | /// destructor |
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| 128 | ~D3D9Texture(); |
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| 129 | |
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| 130 | /// overriden from Texture |
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| 131 | void copyToTexture( TexturePtr& target ); |
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| 132 | |
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| 133 | |
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| 134 | /// @copydoc Texture::getBuffer |
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| 135 | HardwarePixelBufferSharedPtr getBuffer(size_t face, size_t mipmap); |
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| 136 | |
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| 137 | /// retrieves a pointer to the actual texture |
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| 138 | IDirect3DBaseTexture9 *getTexture() |
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| 139 | { assert(mpTex); return mpTex; } |
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| 140 | /// retrieves a pointer to the normal 1D/2D texture |
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| 141 | IDirect3DTexture9 *getNormTexture() |
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| 142 | { assert(mpNormTex); return mpNormTex; } |
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| 143 | /// retrieves a pointer to the cube texture |
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| 144 | IDirect3DCubeTexture9 *getCubeTexture() |
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| 145 | { assert(mpCubeTex); return mpCubeTex; } |
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| 146 | |
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| 147 | |
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| 148 | |
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| 149 | /// For dealing with lost devices - release the resource if in the default pool (and return true) |
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| 150 | bool releaseIfDefaultPool(void); |
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| 151 | /// For dealing with lost devices - recreate the resource if in the default pool (and return true) |
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| 152 | bool recreateIfDefaultPool(LPDIRECT3DDEVICE9 pDev); |
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| 153 | |
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| 154 | }; |
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| 155 | |
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| 156 | /** Specialisation of SharedPtr to allow SharedPtr to be assigned to D3D9TexturePtr |
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| 157 | @note Has to be a subclass since we need operator=. |
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| 158 | We could templatise this instead of repeating per Resource subclass, |
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| 159 | except to do so requires a form VC6 does not support i.e. |
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| 160 | ResourceSubclassPtr<T> : public SharedPtr<T> |
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| 161 | */ |
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| 162 | class D3D9TexturePtr : public SharedPtr<D3D9Texture> |
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| 163 | { |
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| 164 | public: |
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| 165 | D3D9TexturePtr() : SharedPtr<D3D9Texture>() {} |
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| 166 | explicit D3D9TexturePtr(D3D9Texture* rep) : SharedPtr<D3D9Texture>(rep) {} |
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| 167 | D3D9TexturePtr(const D3D9TexturePtr& r) : SharedPtr<D3D9Texture>(r) {} |
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| 168 | D3D9TexturePtr(const ResourcePtr& r) : SharedPtr<D3D9Texture>() |
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| 169 | { |
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| 170 | // lock & copy other mutex pointer |
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| 171 | OGRE_MUTEX_CONDITIONAL(r.OGRE_AUTO_MUTEX_NAME) |
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| 172 | { |
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| 173 | OGRE_LOCK_MUTEX(*r.OGRE_AUTO_MUTEX_NAME) |
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| 174 | OGRE_COPY_AUTO_SHARED_MUTEX(r.OGRE_AUTO_MUTEX_NAME) |
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| 175 | pRep = static_cast<D3D9Texture*>(r.getPointer()); |
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| 176 | pUseCount = r.useCountPointer(); |
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| 177 | if (pUseCount) |
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| 178 | { |
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| 179 | ++(*pUseCount); |
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| 180 | } |
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| 181 | } |
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| 182 | } |
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| 183 | D3D9TexturePtr(const TexturePtr& r) : SharedPtr<D3D9Texture>() |
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| 184 | { |
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| 185 | *this = r; |
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| 186 | } |
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| 187 | |
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| 188 | /// Operator used to convert a ResourcePtr to a D3D9TexturePtr |
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| 189 | D3D9TexturePtr& operator=(const ResourcePtr& r) |
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| 190 | { |
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| 191 | if (pRep == static_cast<D3D9Texture*>(r.getPointer())) |
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| 192 | return *this; |
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| 193 | release(); |
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| 194 | // lock & copy other mutex pointer |
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| 195 | OGRE_MUTEX_CONDITIONAL(r.OGRE_AUTO_MUTEX_NAME) |
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| 196 | { |
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| 197 | OGRE_LOCK_MUTEX(*r.OGRE_AUTO_MUTEX_NAME) |
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| 198 | OGRE_COPY_AUTO_SHARED_MUTEX(r.OGRE_AUTO_MUTEX_NAME) |
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| 199 | pRep = static_cast<D3D9Texture*>(r.getPointer()); |
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| 200 | pUseCount = r.useCountPointer(); |
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| 201 | if (pUseCount) |
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| 202 | { |
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| 203 | ++(*pUseCount); |
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| 204 | } |
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| 205 | } |
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| 206 | else |
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| 207 | { |
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| 208 | // RHS must be a null pointer |
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| 209 | assert(r.isNull() && "RHS must be null if it has no mutex!"); |
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| 210 | setNull(); |
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| 211 | } |
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| 212 | return *this; |
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| 213 | } |
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| 214 | /// Operator used to convert a TexturePtr to a D3D9TexturePtr |
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| 215 | D3D9TexturePtr& operator=(const TexturePtr& r) |
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| 216 | { |
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| 217 | if (pRep == static_cast<D3D9Texture*>(r.getPointer())) |
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| 218 | return *this; |
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| 219 | release(); |
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| 220 | // lock & copy other mutex pointer |
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| 221 | OGRE_MUTEX_CONDITIONAL(r.OGRE_AUTO_MUTEX_NAME) |
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| 222 | { |
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| 223 | OGRE_LOCK_MUTEX(*r.OGRE_AUTO_MUTEX_NAME) |
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| 224 | OGRE_COPY_AUTO_SHARED_MUTEX(r.OGRE_AUTO_MUTEX_NAME) |
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| 225 | pRep = static_cast<D3D9Texture*>(r.getPointer()); |
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| 226 | pUseCount = r.useCountPointer(); |
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| 227 | if (pUseCount) |
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| 228 | { |
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| 229 | ++(*pUseCount); |
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| 230 | } |
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| 231 | } |
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| 232 | else |
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| 233 | { |
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| 234 | // RHS must be a null pointer |
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| 235 | assert(r.isNull() && "RHS must be null if it has no mutex!"); |
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| 236 | setNull(); |
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| 237 | } |
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| 238 | return *this; |
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| 239 | } |
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| 240 | }; |
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| 241 | |
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| 242 | /// RenderTexture implementation for D3D9 |
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| 243 | class D3D9RenderTexture : public RenderTexture |
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| 244 | { |
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| 245 | public: |
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| 246 | D3D9RenderTexture(const String &name, D3D9HardwarePixelBuffer *buffer): |
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| 247 | RenderTexture(buffer, 0) |
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| 248 | { |
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| 249 | mName = name; |
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| 250 | } |
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| 251 | ~D3D9RenderTexture() {} |
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| 252 | |
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| 253 | void rebind(D3D9HardwarePixelBuffer *buffer) |
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| 254 | { |
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| 255 | mBuffer = buffer; |
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| 256 | mWidth = mBuffer->getWidth(); |
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| 257 | mHeight = mBuffer->getHeight(); |
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| 258 | mColourDepth = Ogre::PixelUtil::getNumElemBits(mBuffer->getFormat()); |
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| 259 | } |
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| 260 | |
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| 261 | virtual void update(void); |
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| 262 | |
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| 263 | virtual void getCustomAttribute( const String& name, void *pData ) |
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| 264 | { |
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| 265 | if(name == "DDBACKBUFFER") |
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| 266 | { |
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| 267 | IDirect3DSurface9 ** pSurf = (IDirect3DSurface9 **)pData; |
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| 268 | *pSurf = static_cast<D3D9HardwarePixelBuffer*>(mBuffer)->getSurface(); |
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| 269 | return; |
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| 270 | } |
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| 271 | else if(name == "HWND") |
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| 272 | { |
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| 273 | HWND *pHwnd = (HWND*)pData; |
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| 274 | *pHwnd = NULL; |
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| 275 | return; |
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| 276 | } |
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| 277 | else if(name == "BUFFER") |
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| 278 | { |
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| 279 | *static_cast<HardwarePixelBuffer**>(pData) = mBuffer; |
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| 280 | return; |
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| 281 | } |
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| 282 | } |
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| 283 | |
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| 284 | bool requiresTextureFlipping() const { return false; } |
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| 285 | }; |
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| 286 | |
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| 287 | } |
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| 288 | |
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| 289 | #endif |
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