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 © 2000-2002 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 #include "OgreStableHeaders.h" 00026 00027 #include "OgreTagPoint.h" 00028 #include "OgreMatrix4.h" 00029 #include "OgreMatrix3.h" 00030 #include "OgreEntity.h" 00031 #include "OgreSceneNode.h" 00032 #include "OgreSkeleton.h" 00033 #include "OgreQuaternion.h" 00034 00035 00036 namespace Ogre { 00037 00038 //----------------------------------------------------------------------------- 00039 TagPoint::TagPoint(unsigned short handle, Skeleton* creator): Bone(handle, creator) 00040 { 00041 mParentEntity = 0; 00042 mChildObject = 0; 00043 } 00044 //----------------------------------------------------------------------------- 00045 TagPoint::~TagPoint() 00046 { 00047 } 00048 //----------------------------------------------------------------------------- 00049 Entity *TagPoint::getParentEntity(void) 00050 { 00051 return mParentEntity; 00052 } 00053 //----------------------------------------------------------------------------- 00054 void TagPoint::setParentEntity(Entity *pEntity) 00055 { 00056 mParentEntity = pEntity; 00057 } 00058 //----------------------------------------------------------------------------- 00059 void TagPoint::setChildObject(MovableObject *pObject) 00060 { 00061 mChildObject = pObject; 00062 } 00063 //----------------------------------------------------------------------------- 00064 Matrix4 TagPoint::_getFullTransform(void) 00065 { 00066 //return getParentEntityTransform() * Node::_getFullTransform(); 00067 // Now that we're overriding updateFromParent(), this doesn't need to be different 00068 return Node::_getFullTransform(); 00069 } 00070 //----------------------------------------------------------------------------- 00071 Matrix4 TagPoint::_getFullLocalTransform(void) 00072 { 00073 return mFullLocalTransform; 00074 } 00075 //----------------------------------------------------------------------------- 00076 Matrix4 TagPoint::getParentEntityTransform() 00077 { 00078 00079 return mParentEntity->_getParentNodeFullTransform(); 00080 } 00081 //----------------------------------------------------------------------------- 00082 void TagPoint::_update(bool updateChildren, bool parentHasChanged) 00083 { 00084 Node::_update(updateChildren, parentHasChanged); 00085 } 00086 //----------------------------------------------------------------------------- 00087 void TagPoint::needUpdate() 00088 { 00089 // We need to tell parent entities node 00090 if (mParentEntity) 00091 { 00092 Node* n = mParentEntity->getParentNode(); 00093 if (n) 00094 { 00095 n->needUpdate(); 00096 } 00097 00098 } 00099 00100 } 00101 //----------------------------------------------------------------------------- 00102 void TagPoint::_updateFromParent(void) const 00103 { 00104 // Call superclass 00105 Bone::_updateFromParent(); 00106 00107 // Save transform for local skeleton 00108 makeTransform(mDerivedPosition, mDerivedScale, mDerivedOrientation, mFullLocalTransform); 00109 00110 // Include Entity transform 00111 if (mParentEntity) 00112 { 00113 Node* entityParentNode = mParentEntity->getParentNode(); 00114 if (entityParentNode) 00115 { 00116 Quaternion mParentQ = entityParentNode->_getDerivedOrientation(); 00117 mDerivedOrientation = mParentQ * mDerivedOrientation; 00118 00119 // Change position vector based on parent's orientation 00120 mDerivedPosition = mParentQ * mDerivedPosition; 00121 00122 00123 // Add altered position vector to parents 00124 mDerivedPosition += entityParentNode->_getDerivedPosition(); 00125 } 00126 } 00127 00128 00129 } 00130 //----------------------------------------------------------------------------- 00131 const LightList& TagPoint::getLights(void) const 00132 { 00133 return mParentEntity->getParentNode()->getLights(); 00134 } 00135 00136 }
Copyright © 2002-2003 by The OGRE Team
Last modified Fri May 14 23:22:49 2004