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) 2000-2006 Torus Knot Software Ltd 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 You may alternatively use this source under the terms of a specific version of 00025 the OGRE Unrestricted License provided you have obtained such a license from 00026 Torus Knot Software Ltd. 00027 ----------------------------------------------------------------------------- 00028 */ 00029 #ifndef __MeshManager_H__ 00030 #define __MeshManager_H__ 00031 00032 #include "OgrePrerequisites.h" 00033 00034 #include "OgreResourceManager.h" 00035 #include "OgreSingleton.h" 00036 #include "OgreVector3.h" 00037 #include "OgreHardwareBuffer.h" 00038 #include "OgreMesh.h" 00039 #include "OgrePatchMesh.h" 00040 00041 namespace Ogre { 00042 00043 class MeshSerializerListener; 00044 00052 class _OgreExport MeshManager: public ResourceManager, public Singleton<MeshManager>, 00053 public ManualResourceLoader 00054 { 00055 public: 00056 MeshManager(); 00057 ~MeshManager(); 00058 00060 void _initialise(void); 00061 00074 ResourceCreateOrRetrieveResult createOrRetrieve( 00075 const String& name, 00076 const String& group, 00077 bool isManual=false, ManualResourceLoader* loader=0, 00078 const NameValuePairList* params=0, 00079 HardwareBuffer::Usage vertexBufferUsage = HardwareBuffer::HBU_STATIC_WRITE_ONLY, 00080 HardwareBuffer::Usage indexBufferUsage = HardwareBuffer::HBU_STATIC_WRITE_ONLY, 00081 bool vertexBufferShadowed = true, bool indexBufferShadowed = true); 00082 00104 MeshPtr prepare( const String& filename, const String& groupName, 00105 HardwareBuffer::Usage vertexBufferUsage = HardwareBuffer::HBU_STATIC_WRITE_ONLY, 00106 HardwareBuffer::Usage indexBufferUsage = HardwareBuffer::HBU_STATIC_WRITE_ONLY, 00107 bool vertexBufferShadowed = true, bool indexBufferShadowed = true); 00108 00130 MeshPtr load( const String& filename, const String& groupName, 00131 HardwareBuffer::Usage vertexBufferUsage = HardwareBuffer::HBU_STATIC_WRITE_ONLY, 00132 HardwareBuffer::Usage indexBufferUsage = HardwareBuffer::HBU_STATIC_WRITE_ONLY, 00133 bool vertexBufferShadowed = true, bool indexBufferShadowed = true); 00134 00135 00149 MeshPtr createManual( const String& name, const String& groupName, 00150 ManualResourceLoader* loader = 0); 00151 00191 MeshPtr createPlane( 00192 const String& name, const String& groupName, const Plane& plane, 00193 Real width, Real height, 00194 int xsegments = 1, int ysegments = 1, 00195 bool normals = true, int numTexCoordSets = 1, 00196 Real uTile = 1.0f, Real vTile = 1.0f, const Vector3& upVector = Vector3::UNIT_Y, 00197 HardwareBuffer::Usage vertexBufferUsage = HardwareBuffer::HBU_STATIC_WRITE_ONLY, 00198 HardwareBuffer::Usage indexBufferUsage = HardwareBuffer::HBU_STATIC_WRITE_ONLY, 00199 bool vertexShadowBuffer = true, bool indexShadowBuffer = true); 00200 00201 00252 MeshPtr createCurvedIllusionPlane( 00253 const String& name, const String& groupName, const Plane& plane, 00254 Real width, Real height, Real curvature, 00255 int xsegments = 1, int ysegments = 1, 00256 bool normals = true, int numTexCoordSets = 1, 00257 Real uTile = 1.0f, Real vTile = 1.0f, const Vector3& upVector = Vector3::UNIT_Y, 00258 const Quaternion& orientation = Quaternion::IDENTITY, 00259 HardwareBuffer::Usage vertexBufferUsage = HardwareBuffer::HBU_STATIC_WRITE_ONLY, 00260 HardwareBuffer::Usage indexBufferUsage = HardwareBuffer::HBU_STATIC_WRITE_ONLY, 00261 bool vertexShadowBuffer = true, bool indexShadowBuffer = true, 00262 int ySegmentsToKeep = -1); 00263 00305 MeshPtr createCurvedPlane( 00306 const String& name, const String& groupName, const Plane& plane, 00307 Real width, Real height, Real bow = 0.5f, 00308 int xsegments = 1, int ysegments = 1, 00309 bool normals = false, int numTexCoordSets = 1, 00310 Real xTile = 1.0f, Real yTile = 1.0f, const Vector3& upVector = Vector3::UNIT_Y, 00311 HardwareBuffer::Usage vertexBufferUsage = HardwareBuffer::HBU_STATIC_WRITE_ONLY, 00312 HardwareBuffer::Usage indexBufferUsage = HardwareBuffer::HBU_STATIC_WRITE_ONLY, 00313 bool vertexShadowBuffer = true, bool indexShadowBuffer = true); 00314 00351 PatchMeshPtr createBezierPatch( 00352 const String& name, const String& groupName, void* controlPointBuffer, 00353 VertexDeclaration *declaration, size_t width, size_t height, 00354 size_t uMaxSubdivisionLevel = PatchSurface::AUTO_LEVEL, 00355 size_t vMaxSubdivisionLevel = PatchSurface::AUTO_LEVEL, 00356 PatchSurface::VisibleSide visibleSide = PatchSurface::VS_FRONT, 00357 HardwareBuffer::Usage vbUsage = HardwareBuffer::HBU_STATIC_WRITE_ONLY, 00358 HardwareBuffer::Usage ibUsage = HardwareBuffer::HBU_DYNAMIC_WRITE_ONLY, 00359 bool vbUseShadow = true, bool ibUseShadow = true); 00360 00364 void setPrepareAllMeshesForShadowVolumes(bool enable); 00366 bool getPrepareAllMeshesForShadowVolumes(void); 00367 00383 static MeshManager& getSingleton(void); 00399 static MeshManager* getSingletonPtr(void); 00400 00404 Real getBoundsPaddingFactor(void); 00405 00408 void setBoundsPaddingFactor(Real paddingFactor); 00409 00412 void setListener(MeshSerializerListener *listener); 00413 00416 MeshSerializerListener *getListener(); 00417 00419 void loadResource(Resource* res); 00420 00421 protected: 00423 Resource* createImpl(const String& name, ResourceHandle handle, 00424 const String& group, bool isManual, ManualResourceLoader* loader, 00425 const NameValuePairList* createParams); 00426 00429 void tesselate2DMesh(SubMesh* pSub, int meshWidth, int meshHeight, 00430 bool doubleSided = false, 00431 HardwareBuffer::Usage indexBufferUsage = HardwareBuffer::HBU_STATIC_WRITE_ONLY, 00432 bool indexSysMem = false); 00433 00434 void createPrefabPlane(void); 00435 void createPrefabCube(void); 00436 void createPrefabSphere(void); 00437 00439 enum MeshBuildType 00440 { 00441 MBT_PLANE, 00442 MBT_CURVED_ILLUSION_PLANE, 00443 MBT_CURVED_PLANE 00444 }; 00446 struct MeshBuildParams 00447 { 00448 MeshBuildType type; 00449 Plane plane; 00450 Real width; 00451 Real height; 00452 Real curvature; 00453 int xsegments; 00454 int ysegments; 00455 bool normals; 00456 int numTexCoordSets; 00457 Real xTile; 00458 Real yTile; 00459 Vector3 upVector; 00460 Quaternion orientation; 00461 HardwareBuffer::Usage vertexBufferUsage; 00462 HardwareBuffer::Usage indexBufferUsage; 00463 bool vertexShadowBuffer; 00464 bool indexShadowBuffer; 00465 int ySegmentsToKeep; 00466 }; 00468 typedef std::map<Resource*, MeshBuildParams> MeshBuildParamsMap; 00469 MeshBuildParamsMap mMeshBuildParams; 00470 00472 void loadManualPlane(Mesh* pMesh, MeshBuildParams& params); 00474 void loadManualCurvedPlane(Mesh* pMesh, MeshBuildParams& params); 00476 void loadManualCurvedIllusionPlane(Mesh* pMesh, MeshBuildParams& params); 00477 00478 bool mPrepAllMeshesForShadowVolumes; 00479 00480 //the factor by which the bounding box of an entity is padded 00481 Real mBoundsPaddingFactor; 00482 00483 // The listener to pass to serializers 00484 MeshSerializerListener *mListener; 00485 }; 00486 00487 00488 } //namespace 00489 00490 #endif
Copyright © 2008 Torus Knot Software Ltd
This work is licensed under a Creative Commons Attribution-ShareAlike 2.5 License.
Last modified Sun Sep 27 22:02:24 2009