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#include "actor.hpp"
#include <memory>
#include <unordered_map>
#include <utility>
#include <osg/Group>
#include <osg/MatrixTransform>
#include <osg/Node>
#include <osg/Vec3d>
#include <apps/opencs/model/world/actoradapter.hpp>
#include <apps/opencs/model/world/idcollection.hpp>
#include <apps/opencs/model/world/record.hpp>
#include <components/esm3/loadbody.hpp>
#include <components/esm3/mappings.hpp>
#include <components/misc/resourcehelpers.hpp>
#include <components/resource/resourcesystem.hpp>
#include <components/resource/scenemanager.hpp>
#include <components/sceneutil/attach.hpp>
#include <components/sceneutil/skeleton.hpp>
#include "../../model/world/data.hpp"
namespace CSVRender
{
const std::string Actor::MeshPrefix = "meshes\\";
Actor::Actor(const ESM::RefId& id, CSMWorld::Data& data)
: mId(id)
, mData(data)
, mBaseNode(new osg::PositionAttitudeTransform())
, mSkeleton(nullptr)
{
mActorData = mData.getActorAdapter()->getActorData(mId);
connect(mData.getActorAdapter(), &CSMWorld::ActorAdapter::actorChanged, this, &Actor::handleActorChanged);
}
osg::Group* Actor::getBaseNode()
{
return mBaseNode;
}
void Actor::update()
{
mBaseNode->removeChildren(0, mBaseNode->getNumChildren());
// Load skeleton
VFS::Path::Normalized skeletonModel = mActorData->getSkeleton();
skeletonModel
= Misc::ResourceHelpers::correctActorModelPath(skeletonModel, mData.getResourceSystem()->getVFS());
loadSkeleton(skeletonModel);
if (!mActorData->isCreature())
{
// Get rid of the extra attachments
SceneUtil::CleanObjectRootVisitor cleanVisitor;
mSkeleton->accept(cleanVisitor);
cleanVisitor.remove();
// Attach parts to skeleton
loadBodyParts();
const osg::Vec2f& attributes = mActorData->getRaceWeightHeight();
mBaseNode->setScale(osg::Vec3d(attributes.x(), attributes.x(), attributes.y()));
}
else
{
SceneUtil::RemoveTriBipVisitor removeTriBipVisitor;
mSkeleton->accept(removeTriBipVisitor);
removeTriBipVisitor.remove();
}
// Post setup
mSkeleton->markDirty();
mSkeleton->setActive(SceneUtil::Skeleton::Active);
}
void Actor::handleActorChanged(const ESM::RefId& refId)
{
if (mId == refId)
{
update();
}
}
void Actor::loadSkeleton(const std::string& model)
{
auto sceneMgr = mData.getResourceSystem()->getSceneManager();
osg::ref_ptr<osg::Node> temp = sceneMgr->getInstance(VFS::Path::toNormalized(model));
mSkeleton = dynamic_cast<SceneUtil::Skeleton*>(temp.get());
if (!mSkeleton)
{
mSkeleton = new SceneUtil::Skeleton();
mSkeleton->addChild(temp);
}
mBaseNode->addChild(mSkeleton);
// Map bone names to bones
mNodeMap.clear();
SceneUtil::NodeMapVisitor nmVisitor(mNodeMap);
mSkeleton->accept(nmVisitor);
}
void Actor::loadBodyParts()
{
for (int i = 0; i < ESM::PRT_Count; ++i)
{
const auto type = static_cast<ESM::PartReferenceType>(i);
attachBodyPart(type, getBodyPartMesh(mActorData->getPart(type)));
}
}
void Actor::attachBodyPart(ESM::PartReferenceType type, const std::string& mesh)
{
auto sceneMgr = mData.getResourceSystem()->getSceneManager();
// Attach to skeleton
std::string boneName = ESM::getBoneName(type);
auto node = mNodeMap.find(boneName);
if (!mesh.empty() && node != mNodeMap.end())
{
auto instance = sceneMgr->getInstance(VFS::Path::toNormalized(mesh));
SceneUtil::attach(instance, mSkeleton, boneName, node->second, sceneMgr);
}
}
std::string Actor::getBodyPartMesh(const ESM::RefId& bodyPartId)
{
const auto& bodyParts = mData.getBodyParts();
const int index = bodyParts.searchId(bodyPartId);
if (index != -1 && !bodyParts.getRecord(index).isDeleted())
return MeshPrefix + bodyParts.getRecord(index).get().mModel;
else
return "";
}
}
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