genesis-3d_engine/Engine/addons/animation/animationnode.cc

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

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

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#include "animation/animation_stdneb.h"
#include "animation/animationnode.h"

namespace Animations
{
	// do not modify 'ANDS', will be storage
	__ImplementClass( Animations::AnimationNode, 'ANDS', Core::RefCounted);
	GPtr<AnimationNode> AnimationNode::NullNode(0);
	//------------------------------------------------------------------------
	AnimationNode::AnimationNode()
	{
		m_StateMask = 0.0f;
		m_ParentIndex = 0;
	}
	//------------------------------------------------------------------------
	AnimationNode::~AnimationNode()
	{
		mTransCurve.ClearFrames();
		mScaleCurve.ClearFrames();
		mRotateCurve.ClearFrames();
	}
	//------------------------------------------------------------------------
	float AnimationNode::GetBeginTime(void) const
	{
		float t = Math::n_min( mTransCurve.GetBeginTime(), mScaleCurve.GetBeginTime() );
		t = Math::n_min( t, mRotateCurve.GetBeginTime() );
		return t;
	}
	//------------------------------------------------------------------------
	float AnimationNode::GetEndTime(void) const
	{
		float t = Math::n_max( mTransCurve.GetEndTime(), mScaleCurve.GetEndTime() );
		t = Math::n_max( t, mRotateCurve.GetEndTime() );
		return t;
	}
	//------------------------------------------------------------------------
	SizeT AnimationNode::CalculateRuntimeSize() const
	{
		SizeT size = 0;
		{
			size += sizeof( TransCurve );
			const TransCurve::Container& container = mTransCurve.GetContainer();
			size += ( container.Size() * sizeof( TransCurve::Container::value_type ) );
		}
		{
			size += sizeof( ScaleCurve );
			const ScaleCurve::Container& container = mScaleCurve.GetContainer();
			size += ( container.Size() * sizeof( ScaleCurve::Container::value_type ) );
		}
		{
			size += sizeof( RotateCurve );
			const RotateCurve::Container& container = mRotateCurve.GetContainer();
			size += ( container.Size() * sizeof( RotateCurve::Container::value_type ) );
		}

		return size;
	}

	const Math::float3& AnimationNode::GetNodeTransByIndex( IndexT index ) const
	{
		int keyFrameCount = mTransCurve.GetKeyFrameCount();
		if(index >= keyFrameCount || index < 0)
			return m_DefaultTrans;
		else
			return mTransCurve.GetKeyFrame(index).GetValue();
	}

	const Math::float3& AnimationNode::GetNodeScaleByIndex( IndexT index ) const
	{
		int keyFrameCount = mScaleCurve.GetKeyFrameCount();
		if(index >= keyFrameCount || index < 0)
			return m_DefaultScale;
		else
			return mScaleCurve.GetKeyFrame(index).GetValue();
	}

	const Math::quaternion& AnimationNode::GetNodeRotByIndex( IndexT index ) const
	{
		int keyFrameCount = mRotateCurve.GetKeyFrameCount();
		if(index >= keyFrameCount || index < 0)
			return m_DefaultRot;
		else
			return mRotateCurve.GetKeyFrame(index).GetValue();
	}

}