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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 "Wm5CameraNode.h"
using namespace Wm5;
WM5_IMPLEMENT_RTTI(Wm5, Node, CameraNode);
WM5_IMPLEMENT_STREAM(CameraNode);
WM5_IMPLEMENT_FACTORY(CameraNode);
//----------------------------------------------------------------------------
CameraNode::CameraNode (Camera* camera)
:
mCamera(camera)
{
if (mCamera)
{
LocalTransform.SetTranslate(mCamera->GetPosition());
HMatrix rotate(mCamera->GetDVector(), mCamera->GetUVector(),
mCamera->GetRVector(), APoint::ORIGIN, true);
LocalTransform.SetRotate(rotate);
}
}
//----------------------------------------------------------------------------
CameraNode::~CameraNode ()
{
}
//----------------------------------------------------------------------------
void CameraNode::SetCamera (Camera* camera)
{
mCamera = camera;
if (mCamera)
{
LocalTransform.SetTranslate(mCamera->GetPosition());
HMatrix rotate(mCamera->GetDVector(), mCamera->GetUVector(),
mCamera->GetRVector(), APoint::ORIGIN, true);
LocalTransform.SetRotate(rotate);
Update();
}
}
//----------------------------------------------------------------------------
void CameraNode::UpdateWorldData (double applicationTime)
{
Node::UpdateWorldData(applicationTime);
if (mCamera)
{
APoint camPosition = WorldTransform.GetTranslate();
AVector camDVector, camUVector, camRVector;
WorldTransform.GetRotate().GetColumn(0, camDVector);
WorldTransform.GetRotate().GetColumn(1, camUVector);
WorldTransform.GetRotate().GetColumn(2, camRVector);
mCamera->SetFrame(camPosition, camDVector, camUVector, camRVector);
}
}
//----------------------------------------------------------------------------
//----------------------------------------------------------------------------
// Name support.
//----------------------------------------------------------------------------
Object* CameraNode::GetObjectByName (const std::string& name)
{
Object* found = Node::GetObjectByName(name);
if (found)
{
return found;
}
WM5_GET_OBJECT_BY_NAME(mCamera, name, found);
return 0;
}
//----------------------------------------------------------------------------
void CameraNode::GetAllObjectsByName (const std::string& name,
std::vector<Object*>& objects)
{
Node::GetAllObjectsByName(name, objects);
WM5_GET_ALL_OBJECTS_BY_NAME(mCamera, name, objects);
}
//----------------------------------------------------------------------------
//----------------------------------------------------------------------------
// Streaming support.
//----------------------------------------------------------------------------
CameraNode::CameraNode (LoadConstructor value)
:
Node(value)
{
}
//----------------------------------------------------------------------------
void CameraNode::Load (InStream& source)
{
WM5_BEGIN_DEBUG_STREAM_LOAD(source);
Node::Load(source);
source.ReadPointer(mCamera);
WM5_END_DEBUG_STREAM_LOAD(CameraNode, source);
}
//----------------------------------------------------------------------------
void CameraNode::Link (InStream& source)
{
Node::Link(source);
source.ResolveLink(mCamera);
}
//----------------------------------------------------------------------------
void CameraNode::PostLink ()
{
Node::PostLink();
}
//----------------------------------------------------------------------------
bool CameraNode::Register (OutStream& target) const
{
if (Node::Register(target))
{
target.Register(mCamera);
return true;
}
return false;
}
//----------------------------------------------------------------------------
void CameraNode::Save (OutStream& target) const
{
WM5_BEGIN_DEBUG_STREAM_SAVE(target);
Node::Save(target);
target.WritePointer(mCamera);
WM5_END_DEBUG_STREAM_SAVE(CameraNode, target);
}
//----------------------------------------------------------------------------
int CameraNode::GetStreamingSize () const
{
int size = Node::GetStreamingSize();
size += WM5_POINTERSIZE(mCamera);
return size;
}
//----------------------------------------------------------------------------
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