[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 | #include "OgreStableHeaders.h" |
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| 30 | #include "OgreSkeletonInstance.h" |
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| 31 | #include "OgreBone.h" |
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| 32 | #include "OgreTagPoint.h" |
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| 33 | |
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| 34 | |
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| 35 | namespace Ogre { |
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| 36 | //------------------------------------------------------------------------- |
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| 37 | SkeletonInstance::SkeletonInstance(const SkeletonPtr& masterCopy) |
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| 38 | : Skeleton() |
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| 39 | , mSkeleton(masterCopy) |
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| 40 | , mNextTagPointAutoHandle(0) |
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| 41 | { |
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| 42 | } |
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| 43 | //------------------------------------------------------------------------- |
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| 44 | SkeletonInstance::~SkeletonInstance() |
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| 45 | { |
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| 46 | // have to call this here rather than in Resource destructor |
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| 47 | // since calling virtual methods in base destructors causes crash |
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| 48 | // ...and calling it in Skeleton destructor does not unload |
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| 49 | // SkeletonInstance since it has seized to be by then. |
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| 50 | unload(); |
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| 51 | } |
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| 52 | //------------------------------------------------------------------------- |
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| 53 | unsigned short SkeletonInstance::getNumAnimations(void) const |
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| 54 | { |
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| 55 | return mSkeleton->getNumAnimations(); |
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| 56 | } |
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| 57 | //------------------------------------------------------------------------- |
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| 58 | Animation* SkeletonInstance::getAnimation(unsigned short index) const |
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| 59 | { |
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| 60 | return mSkeleton->getAnimation(index); |
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| 61 | } |
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| 62 | //------------------------------------------------------------------------- |
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| 63 | Animation* SkeletonInstance::createAnimation(const String& name, Real length) |
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| 64 | { |
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| 65 | return mSkeleton->createAnimation(name, length); |
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| 66 | } |
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| 67 | //------------------------------------------------------------------------- |
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| 68 | Animation* SkeletonInstance::getAnimation(const String& name, |
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| 69 | const LinkedSkeletonAnimationSource** linker) const |
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| 70 | { |
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| 71 | return mSkeleton->getAnimation(name, linker); |
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| 72 | } |
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| 73 | //------------------------------------------------------------------------- |
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| 74 | Animation* SkeletonInstance::_getAnimationImpl(const String& name, |
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| 75 | const LinkedSkeletonAnimationSource** linker) const |
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| 76 | { |
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| 77 | return mSkeleton->_getAnimationImpl(name, linker); |
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| 78 | } |
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| 79 | //------------------------------------------------------------------------- |
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| 80 | void SkeletonInstance::removeAnimation(const String& name) |
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| 81 | { |
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| 82 | mSkeleton->removeAnimation(name); |
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| 83 | } |
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| 84 | //------------------------------------------------------------------------- |
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| 85 | void SkeletonInstance::addLinkedSkeletonAnimationSource(const String& skelName, |
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| 86 | Real scale) |
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| 87 | { |
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| 88 | mSkeleton->addLinkedSkeletonAnimationSource(skelName, scale); |
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| 89 | } |
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| 90 | //------------------------------------------------------------------------- |
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| 91 | void SkeletonInstance::removeAllLinkedSkeletonAnimationSources(void) |
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| 92 | { |
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| 93 | mSkeleton->removeAllLinkedSkeletonAnimationSources(); |
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| 94 | } |
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| 95 | //------------------------------------------------------------------------- |
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| 96 | Skeleton::LinkedSkeletonAnimSourceIterator |
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| 97 | SkeletonInstance::getLinkedSkeletonAnimationSourceIterator(void) const |
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| 98 | { |
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| 99 | return mSkeleton->getLinkedSkeletonAnimationSourceIterator(); |
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| 100 | } |
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| 101 | //------------------------------------------------------------------------- |
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| 102 | void SkeletonInstance::_initAnimationState(AnimationStateSet* animSet) |
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| 103 | { |
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| 104 | mSkeleton->_initAnimationState(animSet); |
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| 105 | } |
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| 106 | //------------------------------------------------------------------------- |
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| 107 | void SkeletonInstance::_refreshAnimationState(AnimationStateSet* animSet) |
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| 108 | { |
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| 109 | mSkeleton->_refreshAnimationState(animSet); |
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| 110 | } |
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| 111 | //------------------------------------------------------------------------- |
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| 112 | void SkeletonInstance::cloneBoneAndChildren(Bone* source, Bone* parent) |
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| 113 | { |
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| 114 | Bone* newBone; |
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| 115 | if (source->getName().empty()) |
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| 116 | { |
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| 117 | newBone = createBone(source->getHandle()); |
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| 118 | } |
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| 119 | else |
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| 120 | { |
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| 121 | newBone = createBone(source->getName(), source->getHandle()); |
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| 122 | } |
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| 123 | if (parent == NULL) |
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| 124 | { |
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| 125 | mRootBones.push_back(newBone); |
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| 126 | } |
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| 127 | else |
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| 128 | { |
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| 129 | parent->addChild(newBone); |
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| 130 | } |
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| 131 | newBone->setOrientation(source->getOrientation()); |
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| 132 | newBone->setPosition(source->getPosition()); |
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| 133 | newBone->setScale(source->getScale()); |
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| 134 | |
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| 135 | // Process children |
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| 136 | Node::ChildNodeIterator it = source->getChildIterator(); |
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| 137 | while (it.hasMoreElements()) |
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| 138 | { |
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| 139 | cloneBoneAndChildren(static_cast<Bone*>(it.getNext()), newBone); |
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| 140 | } |
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| 141 | } |
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| 142 | //------------------------------------------------------------------------- |
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| 143 | void SkeletonInstance::loadImpl(void) |
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| 144 | { |
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| 145 | mNextAutoHandle = mSkeleton->mNextAutoHandle; |
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| 146 | mNextTagPointAutoHandle = 0; |
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| 147 | // construct self from master |
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| 148 | mBlendState = mSkeleton->mBlendState; |
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| 149 | // Copy bones |
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| 150 | BoneIterator i = mSkeleton->getRootBoneIterator(); |
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| 151 | while (i.hasMoreElements()) |
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| 152 | { |
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| 153 | Bone* b = i.getNext(); |
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| 154 | cloneBoneAndChildren(b, 0); |
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| 155 | b->_update(true, false); |
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| 156 | } |
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| 157 | setBindingPose(); |
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| 158 | } |
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| 159 | //------------------------------------------------------------------------- |
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| 160 | void SkeletonInstance::unloadImpl(void) |
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| 161 | { |
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| 162 | Skeleton::unloadImpl(); |
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| 163 | |
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| 164 | // destroy TagPoints |
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| 165 | for (TagPointList::const_iterator it = mActiveTagPoints.begin(); it != mActiveTagPoints.end(); ++it) |
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| 166 | { |
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| 167 | TagPoint* tagPoint = *it; |
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| 168 | // Woohoo! The child object all the same attaching this skeleton instance, but is ok we can just |
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| 169 | // ignore it: |
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| 170 | // 1. The parent node of the tagPoint already deleted by Skeleton::unload(), nothing need to do now |
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| 171 | // 2. And the child object relationship already detached by Entity::~Entity() |
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| 172 | delete tagPoint; |
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| 173 | } |
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| 174 | mActiveTagPoints.clear(); |
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| 175 | for (TagPointList::const_iterator it2 = mFreeTagPoints.begin(); it2 != mFreeTagPoints.end(); ++it2) |
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| 176 | { |
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| 177 | TagPoint* tagPoint = *it2; |
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| 178 | delete tagPoint; |
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| 179 | } |
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| 180 | mFreeTagPoints.clear(); |
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| 181 | } |
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| 182 | |
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| 183 | //------------------------------------------------------------------------- |
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| 184 | TagPoint* SkeletonInstance::createTagPointOnBone(Bone* bone, |
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| 185 | const Quaternion &offsetOrientation, |
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| 186 | const Vector3 &offsetPosition) |
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| 187 | { |
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| 188 | TagPoint* ret; |
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| 189 | if (mFreeTagPoints.empty()) { |
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| 190 | ret = new TagPoint(mNextTagPointAutoHandle++, this); |
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| 191 | mActiveTagPoints.push_back(ret); |
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| 192 | } else { |
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| 193 | ret = mFreeTagPoints.front(); |
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| 194 | mActiveTagPoints.splice( |
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| 195 | mActiveTagPoints.end(), mFreeTagPoints, mFreeTagPoints.begin()); |
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| 196 | // Initial some members ensure identically behavior, avoiding potential bug. |
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| 197 | ret->setParentEntity(0); |
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| 198 | ret->setChildObject(0); |
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| 199 | ret->setInheritOrientation(true); |
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| 200 | ret->setInheritScale(true); |
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| 201 | ret->setInheritParentEntityOrientation(true); |
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| 202 | ret->setInheritParentEntityScale(true); |
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| 203 | } |
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| 204 | |
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| 205 | ret->setPosition(offsetPosition); |
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| 206 | ret->setOrientation(offsetOrientation); |
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| 207 | ret->setScale(Vector3::UNIT_SCALE); |
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| 208 | ret->setBindingPose(); |
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| 209 | bone->addChild(ret); |
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| 210 | |
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| 211 | return ret; |
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| 212 | } |
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| 213 | //------------------------------------------------------------------------- |
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| 214 | void SkeletonInstance::freeTagPoint(TagPoint* tagPoint) |
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| 215 | { |
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| 216 | TagPointList::iterator it = |
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| 217 | std::find(mActiveTagPoints.begin(), mActiveTagPoints.end(), tagPoint); |
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| 218 | assert(it != mActiveTagPoints.end()); |
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| 219 | if (it != mActiveTagPoints.end()) |
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| 220 | { |
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| 221 | if (tagPoint->getParent()) |
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| 222 | tagPoint->getParent()->removeChild(tagPoint); |
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| 223 | |
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| 224 | mFreeTagPoints.splice(mFreeTagPoints.end(), mActiveTagPoints, it); |
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| 225 | } |
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| 226 | } |
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| 227 | //------------------------------------------------------------------------- |
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| 228 | const String& SkeletonInstance::getName(void) const |
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| 229 | { |
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| 230 | // delegate |
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| 231 | return mSkeleton->getName(); |
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| 232 | } |
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| 233 | //------------------------------------------------------------------------- |
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| 234 | ResourceHandle SkeletonInstance::getHandle(void) const |
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| 235 | { |
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| 236 | // delegate |
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| 237 | return mSkeleton->getHandle(); |
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| 238 | } |
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| 239 | //------------------------------------------------------------------------- |
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| 240 | const String& SkeletonInstance::getGroup(void) |
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| 241 | { |
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| 242 | // delegate |
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| 243 | return mSkeleton->getGroup(); |
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| 244 | } |
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| 245 | |
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| 246 | |
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| 247 | } |
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| 248 | |
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