SO3Engine/SO3Animation/SO3PoseAnimation.cpp

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/*
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This source file is part of OpenSpace3D
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Copyright (c) 2010 I-maginer

This program is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by the Free Software
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This program is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along with
this program; if not, write to the Free Software Foundation, Inc., 59 Temple
Place - Suite 330, Boston, MA 02111-1307, USA, or go to
http://www.gnu.org/copyleft/lesser.txt

You may alternatively use this source under the terms of a specific version of
the OpenSpace3D Unrestricted License provided you have obtained such a license from
I-maginer.
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*/

#include "../SO3Animation/SO3PoseAnimation.h"
#include "../SO3Animation/SO3PoseAnimationTrack.h"
#include "../SO3SceneGraph/SO3Entity.h"

namespace SO3
{

SPoseAnimation::SPoseAnimation(SScene* scene, std::string animationName, SEntity* entity, unsigned short id, unsigned short poseHandle) : SAnim(scene, animationName, entity, id, SAnim::SO3_POSE_ANIM)
{
  mOgreEntity = entity->getOgreEntityPointer();
  ogreAnimation = mOgreEntity->getMesh()->getAnimation(id);
  ogrePoseHandle = poseHandle;
  poseWeight = 0.0f;

  // Only one track and one keyframe for our poses animations...
  Ogre::VertexAnimationTrack* ogreVertexTrack = ogreAnimation->getVertexTrackIterator().getNext();
  std::string animationTrackName = animationName+".poseTrack_"+boost::lexical_cast<std::string>(ogreVertexTrack->getHandle());
  SAnimTrack* animationTrack = new SPoseAnimationTrack(animationTrackName, this, ogreVertexTrack->getHandle());
        AddAnimationTrack(animationTrack);

  // Store vertex pose key frame for fast access
  ogreKeyFrame = ogreVertexTrack->getVertexPoseKeyFrame(0);
}

SPoseAnimation::SPoseAnimation() : SAnim(0, "", 0, 0, SO3_UNKNOWN_ANIM)
{
  // Forbiden (private)
}

SPoseAnimation::~SPoseAnimation()
{
}

Ogre::AnimationState* SPoseAnimation::_GetOgreAnimationState()
{
  return mOgreEntity->getAnimationState(name);
}

void SPoseAnimation::SetWeight(float weight)
{
  ogreKeyFrame->updatePoseReference(ogrePoseHandle, weight);
  poseWeight = weight;
  _GetOgreAnimationState()->getParent()->_notifyDirty();
}

float SPoseAnimation::GetWeight()
{
  return poseWeight;
}

}

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