// EMERGENT GAME TECHNOLOGIES PROPRIETARY INFORMATION
//
// This software is supplied under the terms of a license agreement or
// nondisclosure agreement with Emergent Game Technologies and may not 
// be copied or disclosed except in accordance with the terms of that 
// agreement.
//
//      Copyright (c) 1996-2007 Emergent Game Technologies.
//      All Rights Reserved.
//
// Emergent Game Technologies, Chapel Hill, North Carolina 27517
// http://www.emergent.net

// Precompiled Header
#include "NiMainPCH.h"

#include "NiBool.h"
#include "NiLight.h"
#include "NiNode.h"
#include "NiRenderer.h"

NiImplementRTTI(NiLight,NiDynamicEffect);

//---------------------------------------------------------------------------
NiLight::NiLight()
{
    m_fDimmer = 1.0f;

    m_kAmb.r = 1.0f;
    m_kAmb.g = 1.0f;
    m_kAmb.b = 1.0f;
    
    m_kDiff.r = 1.0f;
    m_kDiff.g = 1.0f;
    m_kDiff.b = 1.0f;
    
    m_kSpec.r = 1.0f;
    m_kSpec.g = 1.0f;
    m_kSpec.b = 1.0f;

#if defined(WIN32) || defined(_XENON)
    m_pvRendererData = 0;
#endif // defined(WIN32) || defined(_XENON)

}
//---------------------------------------------------------------------------
NiLight::~NiLight()
{
    // This must remain in NiDynamicEffect derived classes rather than in the
    // base class.  Some renderers rely on ability to dynamic cast 
    // NiDynamicEffects to determine if they are NiLight derived, and this is
    // not possible if the NiLight portion of the object has been destroyed.
    NiRenderer::RemoveEffect(this);
}
//---------------------------------------------------------------------------

//---------------------------------------------------------------------------
// cloning
//---------------------------------------------------------------------------
void NiLight::CopyMembers(NiLight* pDest,
    NiCloningProcess& kCloning)
{
    NiDynamicEffect::CopyMembers(pDest, kCloning);

    pDest->m_fDimmer = m_fDimmer;
    pDest->m_kAmb = m_kAmb;
    pDest->m_kDiff = m_kDiff;
    pDest->m_kSpec = m_kSpec;
}
//---------------------------------------------------------------------------

//---------------------------------------------------------------------------
// streaming
//---------------------------------------------------------------------------
void NiLight::LoadBinary(NiStream& stream)
{
    NiDynamicEffect::LoadBinary(stream);

    // attributes
    NiStreamLoadBinary(stream,m_fDimmer);
    m_kAmb.LoadBinary(stream);
    m_kDiff.LoadBinary(stream);
    m_kSpec.LoadBinary(stream);
}
//---------------------------------------------------------------------------
void NiLight::LinkObject(NiStream& stream)
{
    NiDynamicEffect::LinkObject(stream);

    // Illuminated nodes will be linked by the nodes themselves.  They
    // should not be linked here (else you get a recursive loop).
}
//---------------------------------------------------------------------------
bool NiLight::RegisterStreamables(NiStream& stream)
{
    return NiDynamicEffect::RegisterStreamables(stream);

    // Illuminated nodes are already registered by the nodes themselves.
    // They should not be registered here (else you get a recursive loop).
}
//---------------------------------------------------------------------------
void NiLight::SaveBinary(NiStream& stream)
{
    NiDynamicEffect::SaveBinary(stream);

    // attributes
    NiStreamSaveBinary(stream,m_fDimmer);
    m_kAmb.SaveBinary(stream);
    m_kDiff.SaveBinary(stream);
    m_kSpec.SaveBinary(stream);
}
//---------------------------------------------------------------------------
bool NiLight::IsEqual(NiObject* pObject)
{
    if ( !NiDynamicEffect::IsEqual(pObject) )
        return false;

    NiLight* pLight = (NiLight*) pObject;

    // attributes
    if (m_fDimmer != pLight->m_fDimmer
    ||  m_kAmb != pLight->m_kAmb
    ||  m_kDiff != pLight->m_kDiff
    ||  m_kSpec != pLight->m_kSpec)
    {
        return false;
    }

    return true;
}
//---------------------------------------------------------------------------
void NiLight::GetViewerStrings(NiViewerStringsArray* pStrings)
{
    NiDynamicEffect::GetViewerStrings(pStrings);

    pStrings->Add(NiGetViewerString(NiLight::ms_RTTI.GetName()));

    pStrings->Add(NiGetViewerString("m_fDimmer",m_fDimmer));

    pStrings->Add(m_kAmb.GetViewerString("m_kAmb"));
    pStrings->Add(m_kDiff.GetViewerString("m_kDiff"));
    pStrings->Add(m_kSpec.GetViewerString("m_kSpec"));
}
//---------------------------------------------------------------------------