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) 2000-2005 The OGRE Team 00008 Also see acknowledgements in Readme.html 00009 00010 This program is free software; you can redistribute it and/or modify it under 00011 the terms of the GNU Lesser General Public License as published by the Free Software 00012 Foundation; either version 2 of the License, or (at your option) any later 00013 version. 00014 00015 This program is distributed in the hope that it will be useful, but WITHOUT 00016 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 00017 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. 00018 00019 You should have received a copy of the GNU Lesser General Public License along with 00020 this program; if not, write to the Free Software Foundation, Inc., 59 Temple 00021 Place - Suite 330, Boston, MA 02111-1307, USA, or go to 00022 http://www.gnu.org/copyleft/lesser.txt. 00023 ----------------------------------------------------------------------------- 00024 */ 00025 #ifndef __PatchMesh_H__ 00026 #define __PatchMesh_H__ 00027 00028 #include "OgrePrerequisites.h" 00029 #include "OgreMesh.h" 00030 #include "OgrePatchSurface.h" 00031 00032 namespace Ogre { 00033 00038 class _OgreExport PatchMesh : public Mesh 00039 { 00040 protected: 00042 PatchSurface mSurface; 00044 VertexDeclaration* mDeclaration; 00045 public: 00047 PatchMesh(ResourceManager* creator, const String& name, ResourceHandle handle, 00048 const String& group); 00049 00051 void define(void* controlPointBuffer, 00052 VertexDeclaration *declaration, size_t width, size_t height, 00053 size_t uMaxSubdivisionLevel = PatchSurface::AUTO_LEVEL, 00054 size_t vMaxSubdivisionLevel = PatchSurface::AUTO_LEVEL, 00055 PatchSurface::VisibleSide visibleSide = PatchSurface::VS_FRONT, 00056 HardwareBuffer::Usage vbUsage = HardwareBuffer::HBU_STATIC_WRITE_ONLY, 00057 HardwareBuffer::Usage ibUsage = HardwareBuffer::HBU_DYNAMIC_WRITE_ONLY, 00058 bool vbUseShadow = false, bool ibUseShadow = false); 00059 00060 /* Sets the current subdivision level as a proportion of full detail. 00061 @param factor Subdivision factor as a value from 0 (control points only) to 1 (maximum 00062 subdivision). */ 00063 void setSubdivision(Real factor); 00064 protected: 00066 void loadImpl(void); 00067 00068 }; 00075 class _OgreExport PatchMeshPtr : public SharedPtr<PatchMesh> 00076 { 00077 public: 00078 PatchMeshPtr() : SharedPtr<PatchMesh>() {} 00079 explicit PatchMeshPtr(PatchMesh* rep) : SharedPtr<PatchMesh>(rep) {} 00080 PatchMeshPtr(const PatchMeshPtr& r) : SharedPtr<PatchMesh>(r) {} 00081 PatchMeshPtr(const ResourcePtr& r) : SharedPtr<PatchMesh>() 00082 { 00083 // lock & copy other mutex pointer 00084 OGRE_MUTEX_CONDITIONAL(r.OGRE_AUTO_MUTEX_NAME) 00085 { 00086 OGRE_LOCK_MUTEX(*r.OGRE_AUTO_MUTEX_NAME) 00087 OGRE_COPY_AUTO_SHARED_MUTEX(r.OGRE_AUTO_MUTEX_NAME) 00088 pRep = static_cast<PatchMesh*>(r.getPointer()); 00089 pUseCount = r.useCountPointer(); 00090 if (pUseCount) 00091 { 00092 ++(*pUseCount); 00093 } 00094 } 00095 } 00096 00098 PatchMeshPtr& operator=(const ResourcePtr& r) 00099 { 00100 if (pRep == static_cast<PatchMesh*>(r.getPointer())) 00101 return *this; 00102 release(); 00103 00104 OGRE_MUTEX_CONDITIONAL(r.OGRE_AUTO_MUTEX_NAME) 00105 { 00106 // lock & copy other mutex pointer 00107 OGRE_LOCK_MUTEX(*r.OGRE_AUTO_MUTEX_NAME) 00108 OGRE_COPY_AUTO_SHARED_MUTEX(r.OGRE_AUTO_MUTEX_NAME) 00109 pRep = static_cast<PatchMesh*>(r.getPointer()); 00110 pUseCount = r.useCountPointer(); 00111 if (pUseCount) 00112 { 00113 ++(*pUseCount); 00114 } 00115 } 00116 return *this; 00117 } 00119 PatchMeshPtr& operator=(const MeshPtr& r) 00120 { 00121 if (pRep == static_cast<PatchMesh*>(r.getPointer())) 00122 return *this; 00123 release(); 00124 // lock & copy other mutex pointer 00125 OGRE_MUTEX_CONDITIONAL(r.OGRE_AUTO_MUTEX_NAME) 00126 { 00127 OGRE_LOCK_MUTEX(*r.OGRE_AUTO_MUTEX_NAME) 00128 OGRE_COPY_AUTO_SHARED_MUTEX(r.OGRE_AUTO_MUTEX_NAME) 00129 pRep = static_cast<PatchMesh*>(r.getPointer()); 00130 pUseCount = r.useCountPointer(); 00131 if (pUseCount) 00132 { 00133 ++(*pUseCount); 00134 } 00135 } 00136 return *this; 00137 } 00138 }; 00139 00140 } 00141 00142 #endif
Copyright © 2000-2005 by The OGRE Team
This work is licensed under a Creative Commons Attribution-ShareAlike 2.5 License.
Last modified Sun Sep 17 15:39:10 2006