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// Geometric Tools, LLC
// Copyright (c) 1998-2014
// Distributed under the Boost Software License, Version 1.0.
// http://www.boost.org/LICENSE_1_0.txt
// http://www.geometrictools.com/License/Boost/LICENSE_1_0.txt
//
// File Version: 5.0.0 (2010/01/01)
#include "Wm5GraphicsPCH.h"
#include "Wm5LightNode.h"
using namespace Wm5;
WM5_IMPLEMENT_RTTI(Wm5, Node, LightNode);
WM5_IMPLEMENT_STREAM(LightNode);
WM5_IMPLEMENT_FACTORY(LightNode);
//----------------------------------------------------------------------------
LightNode::LightNode (Light* light)
:
mLight(light)
{
if (mLight)
{
LocalTransform.SetTranslate(mLight->Position);
HMatrix rotate(mLight->DVector, mLight->UVector, mLight->RVector,
APoint::ORIGIN, true);
LocalTransform.SetRotate(rotate);
}
}
//----------------------------------------------------------------------------
LightNode::~LightNode ()
{
}
//----------------------------------------------------------------------------
void LightNode::SetLight (Light* light)
{
mLight = light;
if (mLight)
{
LocalTransform.SetTranslate(mLight->Position);
HMatrix rotate(mLight->DVector, mLight->UVector, mLight->RVector,
APoint::ORIGIN, true);
LocalTransform.SetRotate(rotate);
Update();
}
}
//----------------------------------------------------------------------------
void LightNode::UpdateWorldData (double applicationTime)
{
Node::UpdateWorldData(applicationTime);
if (mLight)
{
mLight->Position = WorldTransform.GetTranslate();
WorldTransform.GetRotate().GetColumn(0, mLight->DVector);
WorldTransform.GetRotate().GetColumn(1, mLight->UVector);
WorldTransform.GetRotate().GetColumn(2, mLight->RVector);
}
}
//----------------------------------------------------------------------------
//----------------------------------------------------------------------------
// Name support.
//----------------------------------------------------------------------------
Object* LightNode::GetObjectByName (const std::string& name)
{
Object* found = Node::GetObjectByName(name);
if (found)
{
return found;
}
WM5_GET_OBJECT_BY_NAME(mLight, name, found);
return 0;
}
//----------------------------------------------------------------------------
void LightNode::GetAllObjectsByName (const std::string& name,
std::vector<Object*>& objects)
{
Node::GetAllObjectsByName(name, objects);
WM5_GET_ALL_OBJECTS_BY_NAME(mLight, name, objects);
}
//----------------------------------------------------------------------------
//----------------------------------------------------------------------------
// Streaming support.
//----------------------------------------------------------------------------
LightNode::LightNode (LoadConstructor value)
:
Node(value)
{
}
//----------------------------------------------------------------------------
void LightNode::Load (InStream& source)
{
WM5_BEGIN_DEBUG_STREAM_LOAD(source);
Node::Load(source);
source.ReadPointer(mLight);
WM5_END_DEBUG_STREAM_LOAD(LightNode, source);
}
//----------------------------------------------------------------------------
void LightNode::Link (InStream& source)
{
Node::Link(source);
source.ResolveLink(mLight);
}
//----------------------------------------------------------------------------
void LightNode::PostLink ()
{
Node::PostLink();
}
//----------------------------------------------------------------------------
bool LightNode::Register (OutStream& target) const
{
if (Node::Register(target))
{
target.Register(mLight);
return true;
}
return false;
}
//----------------------------------------------------------------------------
void LightNode::Save (OutStream& target) const
{
WM5_BEGIN_DEBUG_STREAM_SAVE(target);
Node::Save(target);
target.WritePointer(mLight);
WM5_END_DEBUG_STREAM_SAVE(LightNode, target);
}
//----------------------------------------------------------------------------
int LightNode::GetStreamingSize () const
{
int size = Node::GetStreamingSize();
size += WM5_POINTERSIZE(mLight);
return size;
}
//----------------------------------------------------------------------------
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