genesis-3d_engine/Engine/app/graphicfeature/components/skeletoncomponent.cpp

/****************************************************************************
Copyright (c) 2011-2013,WebJet Business Division,CYOU

http://www.genesis-3d.com.cn

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****************************************************************************/

#include "stdneb.h"
#include "graphicfeature/components/skeletoncomponent.h"
#include "graphicfeature/components/animationcomponent.h"
#include "graphicfeature/graphicsfeature.h"
#include "graphicfeature/graphicsfeatureprotocol.h"
#include "resource/resourceserver.h"

namespace App
{
	using namespace Graphic;
	using namespace Resources;

	__ImplementClass(SkeletonComponent, 'SKCM', App::Component);

	SkeletonComponent::SkeletonComponent()
		:  m_pSkelResInfo(NULL),
		m_pEmptyRes(NULL),
		m_bSkeletonDirty(false),
		m_bHasSkeletonUpdateToSkin(false),
		m_nPriority(Resources::ResourcePriority::SkeletonDefault)
	{

	}

	SkeletonComponent::~SkeletonComponent()
	{
		if (m_pSkelResInfo.isvalid())
		{
			m_pSkelResInfo = NULL;
		}
	}

	void SkeletonComponent::OnActivate()
	{
		Actor::Check_Skeleton(this);
		Super::OnActivate();
	}

	void SkeletonComponent::OnDeactivate()
	{
		Super::OnDeactivate();
	}

	void SkeletonComponent::SetupCallbacks()
	{
		mActor->RegisterComponentCallback(this, BeginFrame);
	}

	void SkeletonComponent::SetupAcceptedMessages()
	{
		Super::SetupAcceptedMessages();
	}

	void SkeletonComponent::HandleMessage(const GPtr<Messaging::Message>& msg)
	{
		Super::HandleMessage(msg);
	}

	void SkeletonComponent::SetSkeletonID(const Resources::ResourceId &skeletonID, IndexT priority)
	{
		if (m_SkelID != skeletonID)
		{
			m_SkelID = skeletonID;

			if (m_pSkelResInfo.isvalid())
			{
				m_pSkelResInfo   = NULL;
			}
			if (mActor && mActor->PriorityDefinition())
			{
				priority = mActor->GetPriority();
			}
			m_nPriority      = priority;

		}
		m_bSkeletonDirty = true;
		m_bHasSkeletonUpdateToSkin = false;
	}

	void SkeletonComponent::_OnBeginFrame()
	{
		if (m_bSkeletonDirty)
		{
			if ( m_pSkelResInfo.isvalid() )
			{
				if (m_pSkelResInfo->GetRes().isvalid())
				{
					SetAnimSkelTree();
				}
			}
			else
			{
				m_pSkelResInfo = Resources::ResourceManager::Instance()->CreateSkeletonResInfo(m_SkelID, m_nPriority);
			}
		}


	}

	void SkeletonComponent::SetAnimSkelTree()
	{
		//Find animation data
		Actor* actorParent = mActor->GetParent();
		if (!actorParent)
		{
			return;
		}

		GPtr<Component> animation = actorParent->FindComponent(AnimationComponent::RTTI);
		if(animation.isvalid())
		{
			GPtr<AnimationComponent> pAnimationCom = animation.downcast<AnimationComponent>();

			const GPtr<SkeletonRes>& skeletonRes = GetSkeleton();
			if (skeletonRes.isvalid() && !skeletonRes->IsSkelTreeEmpty())
			{
				pAnimationCom->SetSkelTree(skeletonRes->GetSkelTree());
				pAnimationCom->SetSkelTree(skeletonRes->GetSkelTreeArray());

				pAnimationCom->SetGetSkelTree(true);

				m_bSkeletonDirty = false;
			}
		}

	}

	//------------------------------------------------------------------------
	void SkeletonComponent::CopyFrom( const GPtr<Component>& pComponent )
	{
		if( !pComponent.isvalid()  )
			return;
		if( !pComponent->GetRtti()->IsDerivedFrom( *(this->GetRtti()) ) )
			return;
		// TODO:

		GPtr<SkeletonComponent> pSource = pComponent.downcast<SkeletonComponent>();
		n_assert(pSource.isvalid());

		SetSkeletonID(pSource->GetSkeletonID());
	}

	void SkeletonComponent::SetupAllResource()
	{
		if (mActor->PriorityUndefinition())
			return;

		SetSkeletonID(m_SkelID,mActor->GetPriority());
	}

	bool SkeletonComponent::IsAllResourceLoaded()
	{
		return IsAllLoaded();
	}

	void SkeletonComponent::GetReferenceResourceId(Util::Array<Resources::ReferenceResource>& list) const
	{
		list.Append(Resources::ReferenceResource(m_SkelID, Resources::RR_Unknown));
		Super::GetReferenceResourceId(list);
	}

}