[692] | 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) 2000-2005 The OGRE Team
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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 | */
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| 25 | #include "OgreStableHeaders.h"
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| 26 | #include "OgreAnimation.h"
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| 27 | #include "OgreKeyFrame.h"
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| 28 | #include "OgreException.h"
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| 29 | #include "OgreSkeleton.h"
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| 30 | #include "OgreBone.h"
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| 31 | #include "OgreEntity.h"
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| 32 | #include "OgreSubEntity.h"
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| 33 | #include "OgreMesh.h"
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| 34 | #include "OgreSubMesh.h"
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| 35 |
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| 36 | namespace Ogre {
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| 37 |
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| 38 | Animation::InterpolationMode Animation::msDefaultInterpolationMode = Animation::IM_LINEAR;
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| 39 | Animation::RotationInterpolationMode
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| 40 | Animation::msDefaultRotationInterpolationMode = Animation::RIM_LINEAR;
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| 41 | //---------------------------------------------------------------------
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| 42 | Animation::Animation(const String& name, Real length) : mName(name), mLength(length)
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| 43 | {
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| 44 | mInterpolationMode = Animation::msDefaultInterpolationMode;
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| 45 | mRotationInterpolationMode = Animation::msDefaultRotationInterpolationMode;
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| 46 | }
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| 47 | //---------------------------------------------------------------------
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| 48 | Animation::~Animation()
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| 49 | {
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| 50 | destroyAllTracks();
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| 51 | }
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| 52 | //---------------------------------------------------------------------
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| 53 | Real Animation::getLength(void) const
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| 54 | {
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| 55 | return mLength;
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| 56 | }
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| 57 | //---------------------------------------------------------------------
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| 58 | NodeAnimationTrack* Animation::createNodeTrack(unsigned short handle)
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| 59 | {
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| 60 | NodeAnimationTrack* ret = new NodeAnimationTrack(this, handle);
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| 61 |
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| 62 | mNodeTrackList[handle] = ret;
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| 63 | return ret;
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| 64 | }
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| 65 | //---------------------------------------------------------------------
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| 66 | NodeAnimationTrack* Animation::createNodeTrack(unsigned short handle, Node* node)
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| 67 | {
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| 68 | NodeAnimationTrack* ret = createNodeTrack(handle);
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| 69 |
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| 70 | ret->setAssociatedNode(node);
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| 71 |
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| 72 | return ret;
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| 73 | }
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| 74 | //---------------------------------------------------------------------
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| 75 | unsigned short Animation::getNumNodeTracks(void) const
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| 76 | {
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| 77 | return (unsigned short)mNodeTrackList.size();
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| 78 | }
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| 79 | //---------------------------------------------------------------------
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| 80 | bool Animation::hasNodeTrack(unsigned short handle) const
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| 81 | {
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| 82 | return (mNodeTrackList.find(handle) != mNodeTrackList.end());
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| 83 | }
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| 84 | //---------------------------------------------------------------------
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| 85 | NodeAnimationTrack* Animation::getNodeTrack(unsigned short handle) const
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| 86 | {
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| 87 | NodeTrackList::const_iterator i = mNodeTrackList.find(handle);
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| 88 |
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| 89 | if (i == mNodeTrackList.end())
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| 90 | {
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| 91 | OGRE_EXCEPT(Exception::ERR_ITEM_NOT_FOUND,
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| 92 | "Cannot find node track with the specified handle",
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| 93 | "Animation::getNodeTrack");
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| 94 | }
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| 95 |
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| 96 | return i->second;
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| 97 |
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| 98 | }
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| 99 | //---------------------------------------------------------------------
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| 100 | void Animation::destroyNodeTrack(unsigned short handle)
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| 101 | {
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| 102 | NodeTrackList::iterator i = mNodeTrackList.find(handle);
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| 103 |
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| 104 | if (i != mNodeTrackList.end())
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| 105 | {
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| 106 | delete i->second;
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| 107 | mNodeTrackList.erase(i);
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| 108 | }
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| 109 | }
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| 110 | //---------------------------------------------------------------------
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| 111 | void Animation::destroyAllNodeTracks(void)
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| 112 | {
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| 113 | NodeTrackList::iterator i;
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| 114 | for (i = mNodeTrackList.begin(); i != mNodeTrackList.end(); ++i)
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| 115 | {
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| 116 | delete i->second;
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| 117 | }
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| 118 | mNodeTrackList.clear();
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| 119 | }
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| 120 | //---------------------------------------------------------------------
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| 121 | NumericAnimationTrack* Animation::createNumericTrack(unsigned short handle)
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| 122 | {
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| 123 | NumericAnimationTrack* ret = new NumericAnimationTrack(this, handle);
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| 124 |
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| 125 | mNumericTrackList[handle] = ret;
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| 126 | return ret;
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| 127 | }
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| 128 | //---------------------------------------------------------------------
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| 129 | NumericAnimationTrack* Animation::createNumericTrack(unsigned short handle,
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| 130 | const AnimableValuePtr& anim)
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| 131 | {
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| 132 | NumericAnimationTrack* ret = createNumericTrack(handle);
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| 133 |
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| 134 | ret->setAssociatedAnimable(anim);
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| 135 |
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| 136 | return ret;
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| 137 | }
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| 138 | //---------------------------------------------------------------------
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| 139 | unsigned short Animation::getNumNumericTracks(void) const
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| 140 | {
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| 141 | return (unsigned short)mNumericTrackList.size();
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| 142 | }
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| 143 | //---------------------------------------------------------------------
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| 144 | bool Animation::hasNumericTrack(unsigned short handle) const
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| 145 | {
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| 146 | return (mNumericTrackList.find(handle) != mNumericTrackList.end());
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| 147 | }
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| 148 | //---------------------------------------------------------------------
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| 149 | NumericAnimationTrack* Animation::getNumericTrack(unsigned short handle) const
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| 150 | {
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| 151 | NumericTrackList::const_iterator i = mNumericTrackList.find(handle);
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| 152 |
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| 153 | if (i == mNumericTrackList.end())
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| 154 | {
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| 155 | OGRE_EXCEPT(Exception::ERR_ITEM_NOT_FOUND,
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| 156 | "Cannot find Numeric track with the specified handle",
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| 157 | "Animation::getNumericTrack");
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| 158 | }
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| 159 |
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| 160 | return i->second;
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| 161 |
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| 162 | }
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| 163 | //---------------------------------------------------------------------
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| 164 | void Animation::destroyNumericTrack(unsigned short handle)
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| 165 | {
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| 166 | NumericTrackList::iterator i = mNumericTrackList.find(handle);
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| 167 |
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| 168 | if (i != mNumericTrackList.end())
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| 169 | {
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| 170 | delete i->second;
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| 171 | mNumericTrackList.erase(i);
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| 172 | }
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| 173 | }
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| 174 | //---------------------------------------------------------------------
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| 175 | void Animation::destroyAllNumericTracks(void)
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| 176 | {
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| 177 | NumericTrackList::iterator i;
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| 178 | for (i = mNumericTrackList.begin(); i != mNumericTrackList.end(); ++i)
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| 179 | {
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| 180 | delete i->second;
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| 181 | }
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| 182 | mNumericTrackList.clear();
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| 183 | }
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| 184 | //---------------------------------------------------------------------
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| 185 | VertexAnimationTrack* Animation::createVertexTrack(unsigned short handle,
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| 186 | VertexAnimationType animType)
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| 187 | {
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| 188 | VertexAnimationTrack* ret = new VertexAnimationTrack(this, handle, animType);
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| 189 |
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| 190 | mVertexTrackList[handle] = ret;
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| 191 | return ret;
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| 192 |
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| 193 | }
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| 194 | //---------------------------------------------------------------------
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| 195 | VertexAnimationTrack* Animation::createVertexTrack(unsigned short handle,
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| 196 | VertexData* data, VertexAnimationType animType)
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| 197 | {
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| 198 | VertexAnimationTrack* ret = createVertexTrack(handle, animType);
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| 199 |
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| 200 | ret->setAssociatedVertexData(data);
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| 201 |
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| 202 | return ret;
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| 203 | }
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| 204 | //---------------------------------------------------------------------
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| 205 | unsigned short Animation::getNumVertexTracks(void) const
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| 206 | {
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| 207 | return (unsigned short)mVertexTrackList.size();
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| 208 | }
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| 209 | //---------------------------------------------------------------------
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| 210 | bool Animation::hasVertexTrack(unsigned short handle) const
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| 211 | {
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| 212 | return (mVertexTrackList.find(handle) != mVertexTrackList.end());
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| 213 | }
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| 214 | //---------------------------------------------------------------------
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| 215 | VertexAnimationTrack* Animation::getVertexTrack(unsigned short handle) const
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| 216 | {
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| 217 | VertexTrackList::const_iterator i = mVertexTrackList.find(handle);
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| 218 |
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| 219 | if (i == mVertexTrackList.end())
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| 220 | {
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| 221 | OGRE_EXCEPT(Exception::ERR_ITEM_NOT_FOUND,
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| 222 | "Cannot find Vertex track with the specified handle",
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| 223 | "Animation::getVertexTrack");
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| 224 | }
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| 225 |
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| 226 | return i->second;
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| 227 |
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| 228 | }
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| 229 | //---------------------------------------------------------------------
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| 230 | void Animation::destroyVertexTrack(unsigned short handle)
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| 231 | {
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| 232 | VertexTrackList::iterator i = mVertexTrackList.find(handle);
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| 233 |
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| 234 | if (i != mVertexTrackList.end())
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| 235 | {
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| 236 | delete i->second;
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| 237 | mVertexTrackList.erase(i);
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| 238 | }
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| 239 | }
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| 240 | //---------------------------------------------------------------------
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| 241 | void Animation::destroyAllVertexTracks(void)
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| 242 | {
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| 243 | VertexTrackList::iterator i;
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| 244 | for (i = mVertexTrackList.begin(); i != mVertexTrackList.end(); ++i)
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| 245 | {
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| 246 | delete i->second;
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| 247 | }
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| 248 | mVertexTrackList.clear();
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| 249 | }
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| 250 | //---------------------------------------------------------------------
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| 251 | void Animation::destroyAllTracks(void)
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| 252 | {
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| 253 | destroyAllNodeTracks();
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| 254 | destroyAllNumericTracks();
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| 255 | destroyAllVertexTracks();
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| 256 | }
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| 257 | //---------------------------------------------------------------------
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| 258 | const String& Animation::getName(void) const
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| 259 | {
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| 260 | return mName;
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| 261 | }
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| 262 | //---------------------------------------------------------------------
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| 263 | void Animation::apply(Real timePos, Real weight, bool accumulate, Real scale)
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| 264 | {
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| 265 | NodeTrackList::iterator i;
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| 266 | for (i = mNodeTrackList.begin(); i != mNodeTrackList.end(); ++i)
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| 267 | {
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| 268 | i->second->apply(timePos, weight, accumulate, scale);
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| 269 | }
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| 270 | NumericTrackList::iterator j;
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| 271 | for (j = mNumericTrackList.begin(); j != mNumericTrackList.end(); ++j)
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| 272 | {
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| 273 | j->second->apply(timePos, weight, accumulate, scale);
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| 274 | }
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| 275 | VertexTrackList::iterator k;
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| 276 | for (k = mVertexTrackList.begin(); k != mVertexTrackList.end(); ++k)
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| 277 | {
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| 278 | k->second->apply(timePos, weight, accumulate, scale);
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| 279 | }
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| 280 |
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| 281 | }
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| 282 | //---------------------------------------------------------------------
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| 283 | void Animation::apply(Skeleton* skel, Real timePos, Real weight,
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| 284 | bool accumulate, Real scale)
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| 285 | {
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| 286 | NodeTrackList::iterator i;
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| 287 | for (i = mNodeTrackList.begin(); i != mNodeTrackList.end(); ++i)
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| 288 | {
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| 289 | // get bone to apply to
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| 290 | Bone* b = skel->getBone(i->first);
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| 291 | i->second->applyToNode(b, timePos, weight, accumulate, scale);
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| 292 | }
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| 293 |
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| 294 |
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| 295 | }
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| 296 | //---------------------------------------------------------------------
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| 297 | void Animation::apply(Entity* entity, Real timePos, Real weight,
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| 298 | bool software, bool hardware)
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| 299 | {
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| 300 | VertexTrackList::iterator i;
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| 301 | for (i = mVertexTrackList.begin(); i != mVertexTrackList.end(); ++i)
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| 302 | {
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| 303 | unsigned short handle = i->first;
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| 304 | VertexAnimationTrack* track = i->second;
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| 305 |
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| 306 | VertexData* swVertexData;
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| 307 | VertexData* hwVertexData;
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| 308 | VertexData* origVertexData;
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| 309 | bool firstAnim = false;
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| 310 | if (handle == 0)
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| 311 | {
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| 312 | // shared vertex data
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| 313 | firstAnim = !entity->_getBuffersMarkedForAnimation();
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| 314 | swVertexData = entity->_getSoftwareVertexAnimVertexData();
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| 315 | hwVertexData = entity->_getHardwareVertexAnimVertexData();
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| 316 | origVertexData = entity->getMesh()->sharedVertexData;
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| 317 | entity->_markBuffersUsedForAnimation();
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| 318 | }
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| 319 | else
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| 320 | {
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| 321 | // sub entity vertex data (-1)
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| 322 | SubEntity* s = entity->getSubEntity(handle - 1);
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| 323 | firstAnim = !s->_getBuffersMarkedForAnimation();
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| 324 | swVertexData = s->_getSoftwareVertexAnimVertexData();
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| 325 | hwVertexData = s->_getHardwareVertexAnimVertexData();
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| 326 | origVertexData = s->getSubMesh()->vertexData;
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| 327 | s->_markBuffersUsedForAnimation();
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| 328 | }
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| 329 | // Apply to both hardware and software, if requested
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| 330 | if (software)
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| 331 | {
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| 332 | if (firstAnim && track->getAnimationType() == VAT_POSE)
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| 333 | {
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| 334 | // First time through for a piece of pose animated vertex data
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| 335 | // We need to copy the original position values to the temp accumulator
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| 336 | const VertexElement* origelem =
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| 337 | origVertexData->vertexDeclaration->findElementBySemantic(VES_POSITION);
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| 338 | const VertexElement* destelem =
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| 339 | swVertexData->vertexDeclaration->findElementBySemantic(VES_POSITION);
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| 340 | HardwareVertexBufferSharedPtr origBuffer =
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| 341 | origVertexData->vertexBufferBinding->getBuffer(origelem->getSource());
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| 342 | HardwareVertexBufferSharedPtr destBuffer =
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| 343 | swVertexData->vertexBufferBinding->getBuffer(destelem->getSource());
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| 344 | destBuffer->copyData(*origBuffer.get(), 0, 0, destBuffer->getSizeInBytes(), true);
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| 345 | }
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| 346 | track->setTargetMode(VertexAnimationTrack::TM_SOFTWARE);
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| 347 | track->applyToVertexData(swVertexData, timePos, weight,
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| 348 | &(entity->getMesh()->getPoseList()));
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| 349 | }
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| 350 | if (hardware)
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| 351 | {
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| 352 | track->setTargetMode(VertexAnimationTrack::TM_HARDWARE);
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| 353 | track->applyToVertexData(hwVertexData, timePos, weight,
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| 354 | &(entity->getMesh()->getPoseList()));
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| 355 | }
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| 356 | }
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| 357 |
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| 358 | }
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| 359 | //---------------------------------------------------------------------
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| 360 | void Animation::setInterpolationMode(InterpolationMode im)
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| 361 | {
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| 362 | mInterpolationMode = im;
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| 363 | }
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| 364 | //---------------------------------------------------------------------
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| 365 | Animation::InterpolationMode Animation::getInterpolationMode(void) const
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| 366 | {
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| 367 | return mInterpolationMode;
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| 368 | }
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| 369 | //---------------------------------------------------------------------
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| 370 | void Animation::setDefaultInterpolationMode(InterpolationMode im)
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| 371 | {
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| 372 | msDefaultInterpolationMode = im;
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| 373 | }
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| 374 | //---------------------------------------------------------------------
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| 375 | Animation::InterpolationMode Animation::getDefaultInterpolationMode(void)
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| 376 | {
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| 377 | return msDefaultInterpolationMode;
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| 378 | }
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| 379 | //---------------------------------------------------------------------
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| 380 | const Animation::NodeTrackList& Animation::_getNodeTrackList(void) const
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| 381 | {
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| 382 | return mNodeTrackList;
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| 383 |
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| 384 | }
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| 385 | //---------------------------------------------------------------------
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| 386 | const Animation::NumericTrackList& Animation::_getNumericTrackList(void) const
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| 387 | {
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| 388 | return mNumericTrackList;
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| 389 | }
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| 390 | //---------------------------------------------------------------------
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| 391 | void Animation::setRotationInterpolationMode(RotationInterpolationMode im)
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| 392 | {
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| 393 | mRotationInterpolationMode = im;
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| 394 | }
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| 395 | //---------------------------------------------------------------------
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| 396 | Animation::RotationInterpolationMode Animation::getRotationInterpolationMode(void) const
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| 397 | {
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| 398 | return mRotationInterpolationMode;
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| 399 | }
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| 400 | //---------------------------------------------------------------------
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| 401 | void Animation::setDefaultRotationInterpolationMode(RotationInterpolationMode im)
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| 402 | {
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| 403 | msDefaultRotationInterpolationMode = im;
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| 404 | }
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| 405 | //---------------------------------------------------------------------
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| 406 | Animation::RotationInterpolationMode Animation::getDefaultRotationInterpolationMode(void)
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| 407 | {
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| 408 | return msDefaultRotationInterpolationMode;
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| 409 | }
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| 410 | //---------------------------------------------------------------------
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| 411 | void Animation::optimise(void)
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| 412 | {
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| 413 | optimiseNodeTracks();
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| 414 | optimiseVertexTracks();
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| 415 |
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| 416 | }
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| 417 | //-----------------------------------------------------------------------
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| 418 | void Animation::optimiseNodeTracks(void)
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| 419 | {
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| 420 | // Iterate over the node tracks and identify those with no useful keyframes
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| 421 | std::list<unsigned short> tracksToDestroy;
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| 422 | NodeTrackList::iterator i;
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| 423 | for (i = mNodeTrackList.begin(); i != mNodeTrackList.end(); ++i)
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| 424 | {
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| 425 | NodeAnimationTrack* track = i->second;
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| 426 | if (!track->hasNonZeroKeyFrames())
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| 427 | {
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| 428 | // mark the entire track for destruction
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| 429 | tracksToDestroy.push_back(i->first);
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| 430 | }
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| 431 | else
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| 432 | {
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| 433 | track->optimise();
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| 434 | }
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| 435 |
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| 436 | }
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| 437 |
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| 438 | // Now destroy the tracks we marked for death
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| 439 | for(std::list<unsigned short>::iterator h = tracksToDestroy.begin();
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| 440 | h != tracksToDestroy.end(); ++h)
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| 441 | {
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| 442 | destroyNodeTrack(*h);
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| 443 | }
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| 444 | }
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| 445 | //-----------------------------------------------------------------------
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| 446 | void Animation::optimiseVertexTracks(void)
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| 447 | {
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| 448 | // Iterate over the node tracks and identify those with no useful keyframes
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| 449 | std::list<unsigned short> tracksToDestroy;
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| 450 | VertexTrackList::iterator i;
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| 451 | for (i = mVertexTrackList.begin(); i != mVertexTrackList.end(); ++i)
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| 452 | {
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| 453 | VertexAnimationTrack* track = i->second;
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| 454 | if (!track->hasNonZeroKeyFrames())
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| 455 | {
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| 456 | // mark the entire track for destruction
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| 457 | tracksToDestroy.push_back(i->first);
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| 458 | }
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| 459 | else
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| 460 | {
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| 461 | track->optimise();
|
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| 462 | }
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| 463 |
|
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| 464 | }
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| 465 |
|
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| 466 | // Now destroy the tracks we marked for death
|
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| 467 | for(std::list<unsigned short>::iterator h = tracksToDestroy.begin();
|
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| 468 | h != tracksToDestroy.end(); ++h)
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| 469 | {
|
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| 470 | destroyVertexTrack(*h);
|
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| 471 | }
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| 472 |
|
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| 473 | }
|
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| 474 |
|
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| 475 | }
|
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| 476 |
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| 477 |
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