std::vector<std::wstring> ManipulatorEffect::GetLocatorNames() const
{
Ogre::Entity* ent = ManipulatorSystem.GetObject().GetSelection();
assert(ent);
std::vector<std::wstring> ret;
//M3模型从max导出时locator命名为Ref_xxx形式
Ogre::SkeletonPtr skel = ent->getMesh()->getSkeleton();
Ogre::Skeleton::BoneIterator iter = skel->getBoneIterator();
while (iter.hasMoreElements())
{
Ogre::Bone* pBone = iter.peekNext();
if(pBone->getName().find("Ref_") != Ogre::String::npos)
ret.push_back(Utility::EngineToUnicode(pBone->getName()));
iter.getNext();
}
return std::move(ret);
}
void IKChain::Initialize()
{
// Get skeleton root Ogre::Bone
Ogre::Bone* oBoneRoot = mOgreSkeleton->getRootBone();
Ogre::Vector3 vecBonePos = oBoneRoot->getPosition();
oBoneRoot->setManuallyControlled(true);
// Create IK root
mIKRoot = new IKJoint(oBoneRoot, NULL, oBoneRoot->getPosition().x + mMeshNode->getPosition().x, oBoneRoot->getPosition().y + mMeshNode->getPosition().y, oBoneRoot->getPosition().z + mMeshNode->getPosition().z);
// Keep track of previously processed Ogre::Bone
IKJoint* oLastIKJoint = mIKRoot;
// Current Ogre::Bone
Ogre::Bone* oCurrentBone = oBoneRoot;
cout << "Current Ogre::Bone: " << oCurrentBone->getName() << endl;
mJointCount = 1;
// Ogre::Bone iterator
Ogre::Node::ChildNodeIterator oIterator = oCurrentBone->getChildIterator();
Ogre::Vector3 vecParent = oBoneRoot->_getDerivedPosition();
while ( oIterator.hasMoreElements() )
{
oCurrentBone = (Ogre::Bone*)oIterator.getNext();
oCurrentBone->setManuallyControlled(true);
cout << "Current Ogre::Bone: " << oCurrentBone->getName() << endl;
Ogre::Vector3 vecDerived = oCurrentBone->_getDerivedPosition();
Ogre::Vector3 vecJointPos = oCurrentBone->_getDerivedPosition() + mMeshNode->getPosition();
vecBonePos = oCurrentBone->getPosition();
IKJoint* oNewJoint = new IKJoint(oCurrentBone, oLastIKJoint, vecJointPos.x, vecJointPos.y, vecJointPos.z);
oLastIKJoint->SetChild(oNewJoint);
oLastIKJoint = oNewJoint;
oIterator = oCurrentBone->getChildIterator();
mJointCount++;
mChainLength += vecParent.distance(oCurrentBone->_getDerivedPosition());
vecParent = oCurrentBone->_getDerivedPosition();
}
mChainLength = mChainLength;
mIKEffector = oLastIKJoint;
cout << "Ogre::Bone count is " << mJointCount << endl;
}
void SkeletonDebug::SetSkeletonDebug(
Ogre::Entity* entity,
Ogre::SceneManager* sceneManager,
const bool enable,
Ogre::Real boneSize,
Ogre::Real axisSize)
{
if (!HasSkeletonDebug(entity))
{
GetAxesMaterial();
GetBoneMaterial();
GetAxesMesh();
GetBoneMesh(boneSize);
const int numBones = entity->getSkeleton()->getNumBones();
for(unsigned short int iBone = 0; iBone < numBones; ++iBone)
{
Ogre::Bone* pBone = entity->getSkeleton()->getBone(iBone);
if ( !pBone )
{
assert(false);
continue;
}
Ogre::Entity *ent;
Ogre::TagPoint *tp;
// Absolutely HAVE to create bone representations first. Otherwise we
// would get the wrong child count because an attached object counts as
// a child would be nice to have a function that only gets the children
// that are bones...
unsigned short numChildren = pBone->numChildren();
if (numChildren == 0)
{
// There are no children, but we should still represent the bone
// Creates a bone of length 1 for leaf bones (bones without children)
ent = sceneManager->createEntity(boneName);
ent->setCastShadows(false);
tp = entity->attachObjectToBone(
pBone->getName(),
(Ogre::MovableObject*)ent,
Ogre::Quaternion(Ogre::Degree(270.0f), Ogre::Vector3::UNIT_Z));
const Ogre::Real modBoneSize =
boneSize + boneSize * boneSize * 15.0f;
tp->setScale(modBoneSize, boneSize, modBoneSize);
}
else
{
for(unsigned short i = 0; i < numChildren; ++i)
{
if (dynamic_cast<Ogre::Bone*>(pBone->getChild(i)))
{
Ogre::Vector3 childPosition = pBone->getChild(i)->getPosition();
// If the length is zero, no point in creating the bone representation
float length = childPosition.length();
if(length < 0.00001f)
continue;
Ogre::Quaternion rotation = Ogre::Vector3::UNIT_Y.getRotationTo(
childPosition);
ent = sceneManager->createEntity(boneName);
ent->setCastShadows(false);
tp = entity->attachObjectToBone(
pBone->getName(),
(Ogre::MovableObject*)ent,
rotation);
const Ogre::Real modBoneSize =
boneSize + boneSize * length * 15.0f;
tp->setScale(modBoneSize, length, modBoneSize);
}
}
}
ent = sceneManager->createEntity(axesName);
ent->setCastShadows(false);
tp = entity->attachObjectToBone(pBone->getName(), (Ogre::MovableObject*)ent);
// Make sure we don't wind up with tiny/giant axes and that one axis doesnt get squashed
tp->setScale(
(axisSize/entity->getParentSceneNode()->getScale().x),
(axisSize/entity->getParentSceneNode()->getScale().y),
(axisSize/entity->getParentSceneNode()->getScale().z));
}
}
if (enable)
{
ShowSkeletonDebug(entity);
}
else
{
HideSkeletonDebug(entity);
}
}
PhysicsRagDoll::RagBone* PhysicsRagDoll::_addAllBones(PhysicsRagDoll::RagBone* parent, TiXmlElement* boneElement, Actor* parentActor)
{
// get the information for the bone represented by this element.
Ogre::Vector3 dir = getAttributeValueAsVector3(boneElement, "dir");
Ogre::Real length = getAttributeValueAsReal(boneElement, "length");
Ogre::Vector3 size = getAttributeValueAsVector3(boneElement, "size");
Ogre::String skeleton_bone = getAttributeValueAsStdString(boneElement, "skeleton_bone");
Ogre::Bone* ogrebone = mSkeleton->getBone(skeleton_bone);
Ogre::String shapestr = getAttributeValueAsStdString(boneElement, "shape");
PhysicsRagDoll::RagBone::BoneShape shape = PhysicsRagDoll::RagBone::BS_BOX;
if (shapestr=="box")
shape = PhysicsRagDoll::RagBone::BS_BOX;
if (shapestr=="capsule")
shape = PhysicsRagDoll::RagBone::BS_CAPSULE;
if (shapestr=="cylinder")
shape = PhysicsRagDoll::RagBone::BS_CYLINDER;
if (shapestr=="cone")
shape = PhysicsRagDoll::RagBone::BS_CONE;
if (shapestr=="ellipsoid")
shape = PhysicsRagDoll::RagBone::BS_ELLIPSOID;
if (shapestr=="hull")
shape = PhysicsRagDoll::RagBone::BS_CONVEXHULL;
Ogre::Real mass = getAttributeValueAsReal(boneElement, "mass");
///////////////////////////////////////////////////////////////////////////////
RagBone* me = _addBone(mWorld, parent, dir, shape, size, mass, ogrebone, parentActor);
///////////////////////////////////////////////////////////////////////////////
// position the bone.
Ogre::Quaternion boneorient = mNode->_getDerivedOrientation() * ogrebone->_getDerivedOrientation();
Ogre::Vector3 bonepos;
if (shape != PhysicsRagDoll::RagBone::BS_CONVEXHULL)
bonepos = mNode->_getFullTransform() * ogrebone->_getDerivedPosition() + (boneorient * (dir * (length*0.5f)));
else
bonepos = mNode->_getFullTransform() * ogrebone->_getDerivedPosition();
if (me->getBody())
me->getBody()->setPositionOrientation(bonepos, boneorient);
// set offsets
if (!parent)
{
Ogre::Quaternion offsetorient = (boneorient.Inverse()) * mNode->_getDerivedOrientation();
Ogre::Vector3 offsetpos = boneorient.Inverse() * (mNode->_getDerivedPosition() - bonepos);
me->setOffset(offsetorient, offsetpos);
}
// get the joint to connect this bone with it's parent.
if (parent && me->getBody())
{
TiXmlElement* jointElement = getChildNamed(boneElement, "Joint");
if (!jointElement)
{
// error!
LOG_ERROR(Logger::CORE, " Joint not found while creating Ragdoll! ");
return me;
}
Ogre::Vector3 jointpin = getAttributeValueAsVector3(jointElement, "pin");
Ogre::String jointtypestr = getAttributeValueAsStdString(jointElement, "type");
PhysicsRagDoll::JointType jointtype = PhysicsRagDoll::JT_BALLSOCKET;
if (jointtypestr == "ballsocket")
jointtype = PhysicsRagDoll::JT_BALLSOCKET;
if (jointtypestr == "hinge")
jointtype = PhysicsRagDoll::JT_HINGE;
Ogre::Real limit1 = getAttributeValueAsReal(jointElement, "limit1");
Ogre::Real limit2 = getAttributeValueAsReal(jointElement, "limit2");
Ogre::Vector3 jpos = mNode->_getFullTransform() * ogrebone->_getDerivedPosition();
Ogre::Vector3 jpin = (mNode->_getDerivedOrientation() * parent->getOgreBone()->_getDerivedOrientation()) * jointpin;
_joinBones(jointtype, parent, me, jpos, jpin, limit1, limit2, mWorld);
}
LOG_MESSAGE(Logger::CORE, " added bone from '"+ogrebone->getName()+"'.");
///////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
// add all children of this bone.
for (TiXmlNode* cur = boneElement->FirstChild(); cur; cur = cur->NextSibling())
{
if (cur->Type() == TiXmlNode::ELEMENT && hasNodeName(cur, "Bone"))
{
_addAllBones(me, cur->ToElement(), parentActor);
}
}
return me;
}
