| 1 | /* |
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| 2 | ----------------------------------------------------------------------------- |
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| 3 | This source file is part of LEXIExporter |
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| 4 | |
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| 5 | Copyright 2006 NDS Limited |
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| 6 | |
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| 7 | Author(s): |
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| 8 | Mark Folkenberg, |
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| 9 | Bo Krohn |
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| 10 | |
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| 11 | This program is free software; you can redistribute it and/or modify it under |
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| 12 | the terms of the GNU Lesser General Public License as published by the Free Software |
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| 13 | Foundation; either version 2 of the License, or (at your option) any later |
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| 14 | version. |
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| 15 | |
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| 16 | This program is distributed in the hope that it will be useful, but WITHOUT |
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| 17 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
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| 18 | FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. |
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| 19 | |
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| 20 | You should have received a copy of the GNU Lesser General Public License along with |
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| 21 | this program; if not, write to the Free Software Foundation, Inc., 59 Temple |
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| 22 | Place - Suite 330, Boston, MA 02111-1307, USA, or go to |
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| 23 | http://www.gnu.org/copyleft/lesser.txt. |
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| 24 | ----------------------------------------------------------------------------- |
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| 25 | */ |
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| 26 | |
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| 27 | #include "LexiStdAfx.h" |
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| 28 | #include "LexiOgreSkeletonCompiler.h" |
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| 29 | |
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| 30 | COgreSkeletonCompiler::COgreSkeletonCompiler( Ogre::String name, Ogre::MeshPtr ogreMesh ) |
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| 31 | { |
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| 32 | m_pOgreMesh = ogreMesh; |
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| 33 | m_pISkel = CIntermediateBuilder::Get()->GetSkeletonBuilder()->GetSkeleton(); |
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| 34 | |
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| 35 | if( m_pISkel != NULL) |
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| 36 | { |
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| 37 | // extract filename(no path) |
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| 38 | Ogre::String baseName; |
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| 39 | Ogre::String tmpPath; |
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| 40 | Ogre::StringUtil::splitFilename(name, baseName, tmpPath); |
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| 41 | m_pSkel = Ogre::SkeletonManager::getSingletonPtr()->create(baseName + ".skeleton", Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME /*"exporterSkelGroup"*/, true); |
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| 42 | m_pOgreMesh->setSkeletonName(baseName+".skeleton"); |
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| 43 | |
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| 44 | CreateSkeleton( NULL ); |
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| 45 | m_pSkel->setBindingPose(); |
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| 46 | LOGDEBUG "COgreSkeletonCompiler: Creating Ogre Skeleton Animations"); |
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| 47 | CreateAnimations(); |
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| 48 | } |
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| 49 | else |
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| 50 | { |
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| 51 | LOGWARNING "No skin modifier found, so no animations exported."); |
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| 52 | } |
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| 53 | } |
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| 54 | |
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| 55 | COgreSkeletonCompiler::~COgreSkeletonCompiler() |
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| 56 | { |
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| 57 | Ogre::SkeletonManager::getSingletonPtr()->unload(m_pSkel->getHandle()); |
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| 58 | Ogre::SkeletonManager::getSingletonPtr()->remove(m_pSkel->getHandle()); |
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| 59 | } |
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| 60 | |
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| 61 | void COgreSkeletonCompiler::CreateSkeleton( CIntermediateBone* pIBone ) |
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| 62 | { |
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| 63 | // The bones have been indexed according to a depthfirst search, so we know |
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| 64 | // that following this list we will always know the parent, and evenly more important |
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| 65 | // the bones will be added to the Ogre skeleton in the correct order so the index will |
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| 66 | // continue in the Ogre Skeletons bone list. |
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| 67 | |
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| 68 | Ogre::Bone* oBone = NULL; |
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| 69 | |
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| 70 | for(int i=0; i < m_pISkel->GetBoneCount(); i++) |
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| 71 | { |
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| 72 | CIntermediateBone* pIBone = m_pISkel->GetBoneByIndex(i); |
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| 73 | |
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| 74 | CIntermediateBone* pParent = pIBone->GetParent(); |
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| 75 | if(pParent != NULL) |
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| 76 | { |
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| 77 | Ogre::Bone* oParent = NULL; |
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| 78 | try |
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| 79 | { |
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| 80 | oParent = m_pSkel->getBone(pParent->GetName()); |
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| 81 | } |
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| 82 | catch (...) |
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| 83 | { |
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| 84 | LOGERROR "Error while creating skeleton.."); |
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| 85 | return; |
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| 86 | } |
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| 87 | oBone = m_pSkel->createBone(pIBone->GetName()); |
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| 88 | |
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| 89 | Ogre::Vector3 pos; |
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| 90 | Ogre::Vector3 scale; |
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| 91 | Ogre::Quaternion orient; |
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| 92 | pIBone->GetBindingPose(pos, orient, scale); |
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| 93 | |
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| 94 | oBone->setPosition( pos ); |
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| 95 | oBone->setOrientation( orient ); |
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| 96 | oBone->setScale( scale ); |
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| 97 | |
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| 98 | oParent->addChild(oBone); |
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| 99 | } |
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| 100 | else |
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| 101 | { |
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| 102 | oBone = m_pSkel->createBone(pIBone->GetName()); |
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| 103 | Ogre::Vector3 pos; |
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| 104 | Ogre::Vector3 scale; |
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| 105 | Ogre::Quaternion orient; |
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| 106 | pIBone->GetBindingPose(pos, orient, scale); |
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| 107 | |
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| 108 | oBone->setPosition( pos ); |
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| 109 | oBone->setOrientation( orient ); |
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| 110 | oBone->setScale( scale ); |
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| 111 | } |
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| 112 | |
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| 113 | |
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| 114 | } |
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| 115 | } |
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| 116 | |
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| 117 | void COgreSkeletonCompiler::CreateAnimations( void ) |
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| 118 | { |
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| 119 | CIntermediateBone* tmpBone = m_pISkel->GetBoneByIndex(0); |
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| 120 | std::map< Ogre::String, CAnimationData* > lAnimMap; |
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| 121 | if(tmpBone != NULL) |
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| 122 | lAnimMap = tmpBone->GetAnimations(); |
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| 123 | else |
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| 124 | return; |
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| 125 | |
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| 126 | std::map< Ogre::String, CAnimationData* >::const_iterator animIter = lAnimMap.begin(); |
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| 127 | |
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| 128 | while(animIter != lAnimMap.end() ) |
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| 129 | { |
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| 130 | CAnimationData* pCurAnimData = (*animIter).second; |
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| 131 | Ogre::String curAnimName = (*animIter).first; |
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| 132 | animIter++; |
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| 133 | |
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| 134 | if(m_pSkel.get()) |
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| 135 | { |
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| 136 | unsigned int iLastFrame = m_pISkel->GetBoneByIndex(0)->GetFrameCount( curAnimName ); |
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| 137 | float animLength; |
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| 138 | Ogre::Vector3 endPos; |
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| 139 | Ogre::Vector3 endScale; |
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| 140 | Ogre::Quaternion endOrient; |
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| 141 | m_pISkel->GetBoneByIndex(0)->GetFrame( curAnimName, iLastFrame-1, animLength, endPos, endOrient, endScale); |
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| 142 | Ogre::Animation* anim = m_pSkel->createAnimation(curAnimName, animLength); |
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| 143 | if(anim) { |
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| 144 | Ogre::AnimationStateSet* animSet = new Ogre::AnimationStateSet(); |
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| 145 | |
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| 146 | for ( int i=0; i < m_pSkel->getNumBones(); i++) |
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| 147 | { |
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| 148 | Ogre::Bone* pBone = m_pSkel->getBone(i); |
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| 149 | Ogre::NodeAnimationTrack* pAnimTrack = anim->createNodeTrack(pBone->getHandle(),pBone); |
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| 150 | |
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| 151 | CIntermediateBone* pIBone = m_pISkel->GetBoneByName( pBone->getName().c_str() ); |
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| 152 | |
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| 153 | for ( int j=0; j < pIBone->GetFrameCount(curAnimName); j++) |
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| 154 | { |
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| 155 | float fTimeInSecs; |
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| 156 | Ogre::Vector3 pos; |
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| 157 | Ogre::Vector3 scale; |
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| 158 | Ogre::Quaternion orient; |
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| 159 | pIBone->GetFrame(curAnimName,j,fTimeInSecs,pos,orient,scale); |
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| 160 | |
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| 161 | Ogre::TransformKeyFrame* pKeyFrame = pAnimTrack->createNodeKeyFrame(fTimeInSecs); |
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| 162 | pKeyFrame->setRotation( orient ); |
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| 163 | pKeyFrame->setScale( scale ); |
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| 164 | pKeyFrame->setTranslate( pos ); |
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| 165 | } |
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| 166 | |
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| 167 | //// Add end animation Spline keyframe for tangent generation. |
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| 168 | //int iEndFrame = pIBone->GetFrameCount(); |
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| 169 | //Ogre::TransformKeyFrame* pKeyFrame = pAnimTrack->createNodeKeyFrame(anim->getLength()); |
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| 170 | //Ogre::Vector3 pos(0,0,0); |
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| 171 | //Ogre::Vector3 scale(1,1,1); |
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| 172 | //Ogre::Quaternion orient(Ogre::Radian(90), Ogre::Vector3::NEGATIVE_UNIT_X); |
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| 173 | ////pIBone->GetFrame( iEndFrame-1,pos,orient,scale ); |
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| 174 | //pKeyFrame->setRotation( orient ); |
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| 175 | //pKeyFrame->setScale( scale ); |
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| 176 | //pKeyFrame->setTranslate( pos ); |
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| 177 | |
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| 178 | if(pCurAnimData->GetOptimize()) |
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| 179 | pAnimTrack->optimise(); |
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| 180 | } |
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| 181 | m_pSkel->_initAnimationState(animSet); |
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| 182 | m_pOgreMesh->_initAnimationState(animSet); |
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| 183 | m_pSkel->setAnimationState(*animSet); |
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| 184 | } |
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| 185 | } |
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| 186 | } |
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| 187 | } |
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| 188 | |
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| 189 | bool COgreSkeletonCompiler::WriteOgreSkeleton( const Ogre::String& sFilename ) |
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| 190 | { |
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| 191 | Ogre::SkeletonSerializer* pSkeletonWriter = new Ogre::SkeletonSerializer(); |
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| 192 | try |
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| 193 | { |
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| 194 | pSkeletonWriter->exportSkeleton( m_pSkel.get(), sFilename ); |
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| 195 | } |
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| 196 | catch (Ogre::Exception& e) |
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| 197 | { |
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| 198 | LOGERROR "OgreExeception caught: %s", e.getDescription().c_str()); |
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| 199 | return false; |
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| 200 | } |
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| 201 | delete pSkeletonWriter; |
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| 202 | return true; |
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| 203 | } |
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