/*==LICENSE==*

CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011 Cyan Worlds, Inc.

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.

Additional permissions under GNU GPL version 3 section 7

If you modify this Program, or any covered work, by linking or
combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK,
NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent
JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK
(or a modified version of those libraries),
containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA,
PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG
JPEG Library README, Windows Media SDK EULA, or QuickTime SDK EULA, the
licensors of this Program grant you additional
permission to convey the resulting work. Corresponding Source for a
non-source form of such a combination shall include the source code for
the parts of OpenSSL and IJG JPEG Library used as well as that of the covered
work.

You can contact Cyan Worlds, Inc. by email legal@cyan.com
 or by snail mail at:
      Cyan Worlds, Inc.
      14617 N Newport Hwy
      Mead, WA   99021

*==LICENSE==*/

#include "hsTypes.h"
#include "plDynamicEnvMap.h"

#include "plPipeline.h"
#include "plPipeDebugFlags.h"
#include "plDrawable.h"
#include "plgDispatch.h"
#include "hsResMgr.h"

#include "hsTimer.h"
#include "hsStream.h"

#include "../plMessage/plRenderRequestMsg.h"
#include "../plMessage/plDynamicEnvMapMsg.h"
#include "../pfCamera/plCameraModifier.h"
#include "../pfCamera/plVirtualCamNeu.h"
#include "../plMessage/plRenderMsg.h"
#include "../plMessage/plAgeLoadedMsg.h"
#include "../plMessage/plLayRefMsg.h"
#include "../pnMessage/plPipeResMakeMsg.h"
#include "../pnMessage/plRefMsg.h"

#include "../plScene/plVisRegion.h"
#include "../plScene/plVisMgr.h"
#include "../plResMgr/plKeyFinder.h"
#include "../plSurface/plLayer.h"

plDynamicEnvMap::plDynamicEnvMap()
:	fPos(0,0,0),
	fHither(0.3f),
	fYon(1000.f),
	fFogStart(1000.f),
	fRefreshRate(0.f),
	fLastRefresh(0.0),
	fLastRender(0),
	fOutStanding(0),
	fIncCharacters(false),
	fRootNode(nil)
{
	fColor.Set(0,0,0,1.f);
	int i;
	for( i = 0; i < 6; i++ )
		fReqMsgs[i] = TRACKED_NEW plRenderRequestMsg(nil, &fReqs[i]);;

	SetPosition(fPos);
}

plDynamicEnvMap::plDynamicEnvMap(UInt16 width, UInt16 height, UInt8 bitDepth, UInt8 zDepth, UInt8 sDepth)
:	fPos(0,0,0),
	fHither(0.3f),
	fYon(0.f), // yon < hither means ignore and use current settings
	fFogStart(-1.f), // - fog start means use current settings
	fRefreshRate(0.f),
	fLastRefresh(0.0),
	fLastRender(0),
	fOutStanding(0),
	fIncCharacters(false),
	fRootNode(nil),
	plCubicRenderTarget(plRenderTarget::kIsTexture, width, height, bitDepth, zDepth, sDepth)
{
	fColor.Set(0,0,0,1.f);
	int i;
	for( i = 0; i < 6; i++ )
		fReqMsgs[i] = TRACKED_NEW plRenderRequestMsg(nil, &fReqs[i]);;

	SetPosition(fPos);
}

plDynamicEnvMap::~plDynamicEnvMap()
{
	SetDeviceRef(nil);

	int i;
	for( i = 0; i < 6; i++ )
		delete fReqMsgs[i];
}

void plDynamicEnvMap::Init()
{
	plgDispatch::Dispatch()->RegisterForExactType(plPipeRTMakeMsg::Index(), GetKey());
	plgDispatch::Dispatch()->RegisterForExactType(plInitialAgeStateLoadedMsg::Index(), GetKey());
	plgDispatch::Dispatch()->RegisterForExactType(plAgeLoadedMsg::Index(), GetKey());

	plgDispatch::Dispatch()->RegisterForExactType(plRenderMsg::Index(), GetKey());

	ISetupRenderRequests();
}

hsPoint3 plDynamicEnvMap::GetPosition() const
{
	if (fRootNode)
	{
		// This is to catch export issues where we've got a root node, but its iface
		// hasn't fully been set up yet.
		if (fRootNode->GetCoordinateInterface())
			return fRootNode->GetLocalToWorld().GetTranslate();
	}
	
	return fPos;
}

void plDynamicEnvMap::SetPosition(const hsPoint3& pos)
{
	hsAssert(fRootNode == nil, "Trying to override a cube map's root node.");
	fPos = pos;
	SetCameraMatrix(fPos);
}

void plDynamicEnvMap::IUpdatePosition()
{
	hsPoint3 pos = GetPosition();
	if (pos != fPos)
		SetCameraMatrix(fPos);
}

void plDynamicEnvMap::SetHither(hsScalar f)
{
	fHither = f;
}

void plDynamicEnvMap::SetYon(hsScalar f)
{
	fYon = f;
}

void plDynamicEnvMap::SetFogStart(hsScalar f)
{
	fFogStart = f;
}

void plDynamicEnvMap::SetColor(const hsColorRGBA& col)
{
	fColor = col;
}

void plDynamicEnvMap::SetRefreshRate(hsScalar secs)
{
	fRefreshRate = secs / 6.f;
	plgDispatch::Dispatch()->RegisterForExactType(plRenderMsg::Index(), GetKey());
}

void plDynamicEnvMap::ISetupRenderRequests()
{
	UInt32 renderState 
		= plPipeline::kRenderNormal
		| plPipeline::kRenderClearColor
		| plPipeline::kRenderClearDepth;

	int i;
	for( i = 0; i < 6; i++ )
	{
		fReqs[i].SetRenderState(renderState);

		fReqs[i].SetDrawableMask(plDrawable::kNormal);
		fReqs[i].SetSubDrawableMask(plDrawable::kSubAllTypes);

		fReqs[i].SetHither(fHither);
		fReqs[i].SetYon(fYon);

		fReqs[i].SetFogStart(fFogStart);

		fReqs[i].SetFovX(90.f);
		fReqs[i].SetFovY(90.f);

		fReqs[i].SetClearColor(fColor);
		fReqs[i].SetClearDepth(1.f);

		fReqs[i].SetClearDrawable(nil);
		fReqs[i].SetRenderTarget(GetFace(i));

		fReqs[i].SetCameraTransform(GetWorldToCamera(i), GetCameraToWorld(i));

		fReqs[i].SetVisForce(fVisSet);

		fReqs[i].RequestAck(GetKey());
	}
}

void plDynamicEnvMap::ISubmitRenderRequest(int i)
{
	IUpdatePosition();
	fReqMsgs[i]->SendAndKeep();
	fLastRender = i;
	fOutStanding++;
}

void plDynamicEnvMap::ISubmitRenderRequests()
{
	IUpdatePosition();
	int i;
	for( i = 0; i < 6; i++ )
		fReqMsgs[i]->SendAndKeep();
	fLastRefresh = hsTimer::GetSysSeconds();
	fOutStanding += 6;
}

void plDynamicEnvMap::ICheckForRefresh(double t, plPipeline *pipe)
{
	if( fLastRefresh <= 0 )
	{
		ISubmitRenderRequests();
		return;
	}

	if( fRefreshRate <= 0 )
		return;

#ifndef PLASMA_EXTERNAL_RELEASE
	if (pipe->IsDebugFlagSet(plPipeDbg::kFlagNVPerfHUD) && hsTimer::GetDelSysSeconds() == 0)
	{
		ISubmitRenderRequests();
		return;
	}
#endif // PLASMA_EXTERNAL_RELEASE

	if( t > fLastRefresh + 6.f * fRefreshRate )
	{
		ISubmitRenderRequests();
		return;
	}
	while( t > fLastRefresh + fRefreshRate )
	{
		int nextRender = fLastRender+1;
		if( nextRender > 5 )
			nextRender = 0;
		ISubmitRenderRequest(nextRender);
		fLastRefresh += fRefreshRate;
	}
}

void plDynamicEnvMap::ReRender()
{
	ISetupRenderRequests();
	ISubmitRenderRequests();
}

hsBool plDynamicEnvMap::INeedReRender()
{
	fOutStanding = 0;
	fLastRefresh = 0;
	return true;
}

hsBool plDynamicEnvMap::MsgReceive(plMessage* msg)
{
	plRenderRequestAck* ack = plRenderRequestAck::ConvertNoRef(msg);
	if( ack )
	{
		fOutStanding--;
		return true;
	}
	plRenderMsg* rendMsg = plRenderMsg::ConvertNoRef(msg);
	if( rendMsg )
	{
		if( fOutStanding )
			INeedReRender();

		ICheckForRefresh(hsTimer::GetSysSeconds(), rendMsg->Pipeline());
		return true;
	}
	if( plPipeRTMakeMsg::ConvertNoRef(msg) )
	{
		INeedReRender();
		plCubicRenderTarget::MsgReceive(msg);
		return true;
	}
	plAgeLoadedMsg* ageLoaded = plAgeLoadedMsg::ConvertNoRef(msg);
	if( ageLoaded && ageLoaded->fLoaded )
		return INeedReRender();

	if( plInitialAgeStateLoadedMsg::ConvertNoRef(msg) )
		return INeedReRender();

	plDynamicEnvMapMsg* cmd = plDynamicEnvMapMsg::ConvertNoRef(msg);
	if( cmd )
	{
		if( cmd->fCmd & plDynamicEnvMapMsg::kSetPosition )
			SetPosition(cmd->fPos);

		if( cmd->fCmd & plDynamicEnvMapMsg::kSetHither )
			SetHither(cmd->fHither);

		if( cmd->fCmd & plDynamicEnvMapMsg::kSetFogStart )
			SetFogStart(cmd->fFogStart);

		if( cmd->fCmd & plDynamicEnvMapMsg::kSetYon )
			SetYon(cmd->fYon);

		if( cmd->fCmd & plDynamicEnvMapMsg::kSetColor )
			SetColor(cmd->fColor);

		if( cmd->fCmd & plDynamicEnvMapMsg::kSetRefresh )
			SetRefreshRate(cmd->fRefresh);

		// If we're going to ReRender, make sure we've gotten any
		// parameter changes first.
		if( cmd->fCmd & plDynamicEnvMapMsg::kReRender )
		{
			ISetupRenderRequests();
			INeedReRender();
		}
		
		return true;
	}
	plGenRefMsg* refMsg = plGenRefMsg::ConvertNoRef(msg);
	if( refMsg )
	{
		if( IOnRefMsg(refMsg) )
			return true;
	}

	return plCubicRenderTarget::MsgReceive(msg);
}

hsBool plDynamicEnvMap::IOnRefMsg(plGenRefMsg* refMsg)
{
	switch( refMsg->fType)
	{
	case kRefVisSet:
		if( refMsg->GetContext() & (plRefMsg::kOnCreate|plRefMsg::kOnRequest|plRefMsg::kOnReplace) )
		{
			plVisRegion* reg = plVisRegion::ConvertNoRef(refMsg->GetRef());
			int idx = fVisRegions.Find(reg);
			if( reg && (fVisRegions.kMissingIndex == idx) )
			{
				fVisRegions.Append(reg);
				fVisSet.SetBit(reg->GetIndex());
			}
			ISetupRenderRequests();
			return true;
		}
		else
		{
			plVisRegion* reg = plVisRegion::ConvertNoRef(refMsg->GetRef());
			int idx = fVisRegions.Find(reg);
			if( reg && (fVisRegions.kMissingIndex != idx) )
			{
				fVisRegions.Remove(idx);
				fVisSet.ClearBit(reg->GetIndex());
			}
			ISetupRenderRequests();
			return true;
		}
		break;

	case kRefRootNode:
		plSceneObject *so = plSceneObject::ConvertNoRef(refMsg->GetRef());
		if( refMsg->GetContext() & (plRefMsg::kOnCreate|plRefMsg::kOnRequest|plRefMsg::kOnReplace) )
			fRootNode = so;
		else
			fRootNode = nil;
		return true;
	}

	return false;
}

void plDynamicEnvMap::SetIncludeCharacters(hsBool b) 
{ 
	fIncCharacters = b; 
	if( b )
		fVisSet.SetBit(plVisMgr::kCharacter);
	else
		fVisSet.ClearBit(plVisMgr::kCharacter);
}

void plDynamicEnvMap::AddVisRegion(plVisRegion* reg)
{
	plGenRefMsg* msg = TRACKED_NEW plGenRefMsg(GetKey(), plRefMsg::kOnRequest, 0, kRefVisSet);
	hsgResMgr::ResMgr()->AddViaNotify(reg->GetKey(), msg, plRefFlags::kActiveRef);
}

void plDynamicEnvMap::Read(hsStream* s, hsResMgr* mgr)
{
	hsKeyedObject::Read(s, mgr);
	UInt32 sz = plCubicRenderTarget::Read(s);

	fPos.Read(s);
	fHither = s->ReadSwapScalar();
	fYon = s->ReadSwapScalar();
	fFogStart = s->ReadSwapScalar();
	fColor.Read(s);

	fRefreshRate = s->ReadSwapScalar();

	SetPosition(fPos);

	sz += sizeof(fPos) + sizeof(fHither) + sizeof(fYon) + sizeof(fFogStart) + sizeof(fColor) + sizeof(fRefreshRate);

	fIncCharacters = s->ReadByte();
	SetIncludeCharacters(fIncCharacters);
	int nVis = s->ReadSwap32();
	int i;
	for( i = 0; i < nVis; i++ )
		mgr->ReadKeyNotifyMe(s, TRACKED_NEW plGenRefMsg(GetKey(), plRefMsg::kOnCreate, -1, kRefVisSet), plRefFlags::kActiveRef);

	nVis = s->ReadSwap32();
	for( i = 0; i < nVis; i++)
	{
		char *name = s->ReadSafeString();
		plKey key = plKeyFinder::Instance().StupidSearch(nil, nil, plVisRegion::Index(), name);
		delete[] name;
		if (key)
			hsgResMgr::ResMgr()->AddViaNotify(key, TRACKED_NEW plGenRefMsg(GetKey(), plRefMsg::kOnCreate, -1, kRefVisSet), plRefFlags::kActiveRef);
	}

	mgr->ReadKeyNotifyMe(s, TRACKED_NEW plGenRefMsg(GetKey(), plRefMsg::kOnCreate, -1, kRefRootNode), plRefFlags::kActiveRef);

	Init();
}

void plDynamicEnvMap::Write(hsStream* s, hsResMgr* mgr)
{
	hsKeyedObject::Write(s, mgr);

	UInt32 sz = plCubicRenderTarget::Write(s);

	fPos.Write(s);
	s->WriteSwapScalar(fHither);
	s->WriteSwapScalar(fYon);
	s->WriteSwapScalar(fFogStart);
	fColor.Write(s);

	s->WriteSwapScalar(fRefreshRate);

	sz += sizeof(fPos) + sizeof(fHither) + sizeof(fYon) + sizeof(fFogStart) + sizeof(fColor) + sizeof(fRefreshRate);

	s->WriteByte(fIncCharacters);
	s->WriteSwap32(fVisRegions.GetCount());
	int i;
	for( i = 0; i < fVisRegions.GetCount(); i++ )
		mgr->WriteKey(s, fVisRegions[i]);

	s->WriteSwap32(fVisRegionNames.Count());
	for( i = 0; i < fVisRegionNames.Count(); i++)
	{
		s->WriteSafeString(fVisRegionNames[i]);
	}

	mgr->WriteKey(s, fRootNode);
}

//////////////////////////////////////////////////////////////////////////////////////////////////////

UInt8 plDynamicCamMap::fFlags = kReflectionEnabled | kReflectionCapable;

plDynamicCamMap::plDynamicCamMap() :
fHither(0.3f),
fYon(500.f),
fFogStart(1000.f),
fRefreshRate(0.f),
fLastRefresh(0.0),
fOutStanding(0),
fCamera(nil),
fRootNode(nil),
fIncCharacters(false),
fDisableTexture(nil)
{
	fColor.Set(0,0,0,1.f);
	fReqMsg = TRACKED_NEW plRenderRequestMsg(nil, &fReq);
}

plDynamicCamMap::plDynamicCamMap(UInt16 width, UInt16 height, UInt8 bitDepth, UInt8 zDepth, UInt8 sDepth) :
fHither(0.3f),
fYon(-1.f),
fFogStart(-1.f),
fRefreshRate(0.f),
fLastRefresh(0.0),
fOutStanding(0),
fCamera(nil),
fRootNode(nil),
fIncCharacters(false),
fDisableTexture(nil),
plRenderTarget(plRenderTarget::kIsTexture, width, height, bitDepth, zDepth, sDepth)
{
	fColor.Set(0,0,0,1.f);
	fReqMsg = TRACKED_NEW plRenderRequestMsg(nil, &fReq);
}

plDynamicCamMap::~plDynamicCamMap()
{
	plgDispatch::Dispatch()->UnRegisterForExactType(plPipeRTMakeMsg::Index(), GetKey());
	plgDispatch::Dispatch()->UnRegisterForExactType(plInitialAgeStateLoadedMsg::Index(), GetKey());
	plgDispatch::Dispatch()->UnRegisterForExactType(plAgeLoadedMsg::Index(), GetKey());
	plgDispatch::Dispatch()->UnRegisterForExactType(plRenderMsg::Index(), GetKey());

	SetDeviceRef(nil);

	delete fReqMsg;
}

void plDynamicCamMap::Init()
{
	plgDispatch::Dispatch()->RegisterForExactType(plPipeRTMakeMsg::Index(), GetKey());
	plgDispatch::Dispatch()->RegisterForExactType(plInitialAgeStateLoadedMsg::Index(), GetKey());
	plgDispatch::Dispatch()->RegisterForExactType(plAgeLoadedMsg::Index(), GetKey());
	plgDispatch::Dispatch()->RegisterForExactType(plRenderMsg::Index(), GetKey());
}

void plDynamicCamMap::SetRefreshRate(hsScalar secs)
{
	fRefreshRate = secs;
	plgDispatch::Dispatch()->RegisterForExactType(plRenderMsg::Index(), GetKey());
}

void plDynamicCamMap::ISetupRenderRequest(plPipeline *pipe)
{
	fReq.SetRenderState(plPipeline::kRenderNormal | plPipeline::kRenderClearColor | plPipeline::kRenderClearDepth);
	fReq.SetDrawableMask(plDrawable::kNormal);
	fReq.SetSubDrawableMask(plDrawable::kSubAllTypes);
	fReq.SetHither(fHither);
	fReq.SetYon(fYon);
	fReq.SetFogStart(fFogStart);

	// For a reflection map, this must match the camera FOV, or else the camera based 
	// texture coordinates for the reflection texture will be off.
	// 
	// For a fixed camera, you might want to use the height in both params, so that
	// you're rendering a square FOV into your square texture. In practice, the artists
	// don't mind the visual results when just scaling their UVs, so I'll leave it the
	// same for both cases.
	fReq.SetFovX(fCamera ? fCamera->GetFOVw() : plVirtualCam1::Instance()->GetFOVw());
	fReq.SetFovY(fCamera ? fCamera->GetFOVh() : plVirtualCam1::Instance()->GetFOVh());

	fReq.SetClearColor(fColor);
	fReq.SetClearDepth(1.f);
	fReq.SetClearDrawable(nil);
	fReq.SetRenderTarget(this);
	fReq.SetVisForce(fVisSet);
	fReq.SetIgnoreOccluders(true);
	fReq.RequestAck(GetKey());

	hsMatrix44 w2c, c2w;
	if (fCamera)
	{
		w2c.MakeCamera(&fCamera->GetTargetPos(), &fCamera->GetTargetPOA(), &hsVector3(0.f, 0.f, 1.f));
		w2c.GetInverse(&c2w);
	}
	else
	{
		if (!fRootNode)
			return;

		// Could be optimized, but the matrix construction work here seems cheap relative to the cost
		// of rerendering all this stuff to a separate target, so I doubt we'd notice.
		hsMatrix44 invert;
		invert.MakeScaleMat(&(hsVector3(1.f, 1.f, -1.f)));
		w2c = pipe->GetWorldToCamera();
		c2w = pipe->GetCameraToWorld();

		w2c = w2c * fRootNode->GetLocalToWorld() * invert * fRootNode->GetWorldToLocal();
		c2w = fRootNode->GetWorldToLocal() * invert * fRootNode->GetLocalToWorld() * c2w;
	}
	fReq.SetCameraTransform(w2c, c2w);
}

void plDynamicCamMap::ISubmitRenderRequest(plPipeline *pipe)
{
	ISetupRenderRequest(pipe);
	fReqMsg->SendAndKeep();
	fOutStanding++;
	fLastRefresh = hsTimer::GetSysSeconds();
}

void plDynamicCamMap::ICheckForRefresh(double t, plPipeline *pipe)
{
	int i;

	hsBool useRefl = (fFlags & kReflectionMask) == kReflectionMask;
	if (!fCamera)
	{
		if ((useRefl && fMatLayers[0]->GetTexture() != this) || (!useRefl && fMatLayers[0]->GetTexture() != fDisableTexture))
			IPrepTextureLayers();
	}

	// So no one's using us, eh? Hitting this condition is likely a bug, 
	// but an assert every frame would be annoying. We'll notice when
	// the render target never updates.
	if (fTargetNodes.GetCount() == 0)
		return; 

	// If dynamic planar reflections are disabled and we're using our substitute
	// texture, don't update. Otherwise, this particular reflection is forced to
	// always display.
	if (!useRefl && fDisableTexture)
		return;

	hsBool inView = false;
	for (i = 0; i < fTargetNodes.GetCount(); i++)
	{
		if (pipe->TestVisibleWorld(fTargetNodes[i]))
		{
			inView = true;
			break;
		}
	}

	if (!inView)
		return;

	if( fLastRefresh <= 0 )
	{
		ISubmitRenderRequest(pipe);
		return;
	}

	if( fRefreshRate <= 0 )
		return;

#ifndef PLASMA_EXTERNAL_RELEASE
	if (pipe->IsDebugFlagSet(plPipeDbg::kFlagNVPerfHUD) && hsTimer::GetDelSysSeconds() == 0)
	{
		ISubmitRenderRequest(pipe);
	}
#endif // PLASMA_EXTERNAL_RELEASE

	if (t > fLastRefresh + fRefreshRate)
	{
		ISubmitRenderRequest(pipe);
		return;
	}
}

hsBool plDynamicCamMap::INeedReRender()
{
	fOutStanding = 0;
	fLastRefresh = 0;
	return true;
}

hsBool plDynamicCamMap::MsgReceive(plMessage* msg)
{
	plRenderRequestAck* ack = plRenderRequestAck::ConvertNoRef(msg);
	if( ack )
	{
		fOutStanding--;
		return true;
	}
	plRenderMsg* rendMsg = plRenderMsg::ConvertNoRef(msg);
	if( rendMsg )
	{
		if( fOutStanding )
			INeedReRender();

		ICheckForRefresh(hsTimer::GetSysSeconds(), rendMsg->Pipeline());
		return true;
	}
	if( plPipeRTMakeMsg::ConvertNoRef(msg) )
	{
		INeedReRender();
		plRenderTarget::MsgReceive(msg);
		return true;
	}
	plAgeLoadedMsg* ageLoaded = plAgeLoadedMsg::ConvertNoRef(msg);
	if( ageLoaded && ageLoaded->fLoaded )
		return INeedReRender();

	if( plInitialAgeStateLoadedMsg::ConvertNoRef(msg) )
		return INeedReRender();

	plDynamicEnvMapMsg* cmd = plDynamicEnvMapMsg::ConvertNoRef(msg);
	if( cmd )
	{
		if( cmd->fCmd & plDynamicEnvMapMsg::kSetFogStart )
			fFogStart = cmd->fFogStart;

		if( cmd->fCmd & plDynamicEnvMapMsg::kSetColor )
			fColor = cmd->fColor;

		if( cmd->fCmd & plDynamicEnvMapMsg::kSetRefresh )
			SetRefreshRate(cmd->fRefresh);

		return true;
	}
	plRefMsg* refMsg = plRefMsg::ConvertNoRef(msg);
	if( refMsg )
	{
		if( IOnRefMsg(refMsg) )
			return true;
	}

	return plRenderTarget::MsgReceive(msg);
}

void plDynamicCamMap::IPrepTextureLayers()
{
	if (fDisableTexture)
	{
		int i;
		for (i = 0; i < fMatLayers.GetCount(); i++)
		{
			if ((fFlags & kReflectionMask) == kReflectionMask)
			{
				fMatLayers[i]->SetUVWSrc(plLayerInterface::kUVWPosition);
				fMatLayers[i]->SetMiscFlags(hsGMatState::kMiscCam2Screen | hsGMatState::kMiscPerspProjection);
				hsgResMgr::ResMgr()->SendRef(GetKey(), TRACKED_NEW plGenRefMsg(fMatLayers[i]->GetKey(), plRefMsg::kOnRequest, 0, plLayRefMsg::kTexture), plRefFlags::kActiveRef);
			}
			else
			{
				fMatLayers[i]->SetUVWSrc(0);
				fMatLayers[i]->SetMiscFlags(0);
				hsgResMgr::ResMgr()->SendRef(fDisableTexture->GetKey(), TRACKED_NEW plGenRefMsg(fMatLayers[i]->GetKey(), plRefMsg::kOnRequest, 0, plLayRefMsg::kTexture), plRefFlags::kActiveRef);
			}
		}
	}
}

hsBool plDynamicCamMap::IOnRefMsg(plRefMsg* refMsg)
{
	plGenRefMsg* genRefMsg = plGenRefMsg::ConvertNoRef(refMsg);

	if (genRefMsg)
	{
		if (genRefMsg->fType == kRefVisSet)
		{
			plVisRegion* reg = plVisRegion::ConvertNoRef(refMsg->GetRef());
			if (reg)
			{
				int idx = fVisRegions.Find(reg);
				if ((refMsg->GetContext() & (plRefMsg::kOnCreate|plRefMsg::kOnRequest|plRefMsg::kOnReplace)) && fVisRegions.kMissingIndex == idx)
				{
					fVisRegions.Append(reg);
					fVisSet.SetBit(reg->GetIndex());
				}
				else if (!(refMsg->GetContext() & (plRefMsg::kOnCreate|plRefMsg::kOnRequest|plRefMsg::kOnReplace)) && fVisRegions.kMissingIndex != idx)
				{
					fVisRegions.Remove(idx);
					fVisSet.ClearBit(reg->GetIndex());
				}
				return true;
			}
		}
		else if (genRefMsg->fType == kRefCamera)
		{
			plCameraModifier1 *cam = plCameraModifier1::ConvertNoRef(refMsg->GetRef());
			if (cam)
			{
				if (refMsg->GetContext() & (plRefMsg::kOnCreate|plRefMsg::kOnRequest|plRefMsg::kOnReplace))
					fCamera = cam;
				else 
					fCamera = nil;

				return true;
			}
		}
		else if (genRefMsg->fType == kRefRootNode)
		{
			plSceneObject *so = plSceneObject::ConvertNoRef(refMsg->GetRef());
			if (so)
			{
				if (refMsg->GetContext() & (plRefMsg::kOnCreate|plRefMsg::kOnRequest|plRefMsg::kOnReplace))
					fRootNode = so;
				else 
					fRootNode = nil;

				return true;
			}
		}
		else if (genRefMsg->fType == kRefTargetNode)
		{
			plSceneObject *so = plSceneObject::ConvertNoRef(refMsg->GetRef());
			if (so)
			{
				if (refMsg->GetContext() & (plRefMsg::kOnCreate|plRefMsg::kOnRequest|plRefMsg::kOnReplace))
				{
					if (fTargetNodes.Find(so) == fTargetNodes.kMissingIndex)
						fTargetNodes.Append(so);
				}
				else 
				{
					fTargetNodes.RemoveItem(so);
				}

				return true;
			}
		}
		else if (genRefMsg->fType == kRefDisableTexture)
		{
			plBitmap *bitmap = plBitmap::ConvertNoRef(refMsg->GetRef());
			if (bitmap)
			{
				if (refMsg->GetContext() & (plRefMsg::kOnCreate|plRefMsg::kOnRequest|plRefMsg::kOnReplace))
					fDisableTexture = bitmap;
				else
					fDisableTexture = nil;

				return true;
			}
		}
		else if (genRefMsg->fType == kRefMatLayer)
		{
			plLayer *lay = plLayer::ConvertNoRef(refMsg->GetRef());
			if (lay)
			{
				if (refMsg->GetContext() & (plRefMsg::kOnCreate|plRefMsg::kOnRequest|plRefMsg::kOnReplace))
				{
					if (fMatLayers.Find(lay) == fMatLayers.kMissingIndex)
						fMatLayers.Append(lay);
				}
				else
				{
					fMatLayers.RemoveItem(lay);
				}

				return true;
			}
		}
	}

	return false;
}

void plDynamicCamMap::SetIncludeCharacters(hsBool b) 
{ 
	fIncCharacters = b; 
	if( b )
		fVisSet.SetBit(plVisMgr::kCharacter);
	else
		fVisSet.ClearBit(plVisMgr::kCharacter);
}

void plDynamicCamMap::AddVisRegion(plVisRegion* reg)
{
	hsgResMgr::ResMgr()->AddViaNotify( reg->GetKey(), TRACKED_NEW plGenRefMsg( GetKey(), plGenRefMsg::kOnReplace, -1, kRefVisSet ), plRefFlags::kActiveRef );
}

void plDynamicCamMap::SetEnabled(hsBool enable)
{
	if (enable)
		fFlags |= kReflectionEnabled;
	else
		fFlags &= ~kReflectionEnabled;
}

void plDynamicCamMap::SetCapable(hsBool capable)
{
	if (capable)
		fFlags |= kReflectionCapable;
	else
		fFlags &= ~kReflectionCapable;
}

void plDynamicCamMap::Read(hsStream* s, hsResMgr* mgr)
{
	hsKeyedObject::Read(s, mgr);
	plRenderTarget::Read(s);

	fHither = s->ReadSwapScalar();
	fYon = s->ReadSwapScalar();
	fFogStart = s->ReadSwapScalar();
	fColor.Read(s);

	fRefreshRate = s->ReadSwapScalar();
	fIncCharacters = s->ReadBool();
	SetIncludeCharacters(fIncCharacters);
	mgr->ReadKeyNotifyMe(s, TRACKED_NEW plGenRefMsg(GetKey(), plRefMsg::kOnCreate, 0, kRefCamera), plRefFlags::kPassiveRef);
	mgr->ReadKeyNotifyMe(s, TRACKED_NEW plGenRefMsg(GetKey(), plRefMsg::kOnCreate, 0, kRefRootNode), plRefFlags::kActiveRef);

	int numTargs = s->ReadByte();
	int i;
	for (i = 0; i < numTargs; i++)
		mgr->ReadKeyNotifyMe(s, TRACKED_NEW plGenRefMsg(GetKey(), plRefMsg::kOnCreate, i, kRefTargetNode), plRefFlags::kPassiveRef);

	int nVis = s->ReadSwap32();
	for( i = 0; i < nVis; i++ )
		mgr->ReadKeyNotifyMe(s, TRACKED_NEW plGenRefMsg(GetKey(), plRefMsg::kOnCreate, 0, kRefVisSet), plRefFlags::kActiveRef);

	nVis = s->ReadSwap32();
	for( i = 0; i < nVis; i++)
	{
		char *name = s->ReadSafeString();
		plKey key = plKeyFinder::Instance().StupidSearch(nil, nil, plVisRegion::Index(), name);
		delete[] name;
		if (key)
			hsgResMgr::ResMgr()->AddViaNotify(key, TRACKED_NEW plGenRefMsg(GetKey(), plRefMsg::kOnCreate, -1, kRefVisSet), plRefFlags::kActiveRef);
	}

	mgr->ReadKeyNotifyMe(s, TRACKED_NEW plGenRefMsg(GetKey(), plRefMsg::kOnCreate, 0, kRefDisableTexture), plRefFlags::kActiveRef);
	
	UInt8 numLayers = s->ReadByte();
	for (i = 0; i < numLayers; i++)
	{
		mgr->ReadKeyNotifyMe(s, TRACKED_NEW plGenRefMsg(GetKey(), plRefMsg::kOnCreate, 0, kRefMatLayer), plRefFlags::kPassiveRef);
	}

	Init();
}

void plDynamicCamMap::Write(hsStream* s, hsResMgr* mgr)
{
	hsKeyedObject::Write(s, mgr);
	plRenderTarget::Write(s);

	s->WriteSwapScalar(fHither);
	s->WriteSwapScalar(fYon);
	s->WriteSwapScalar(fFogStart);
	fColor.Write(s);

	s->WriteSwapScalar(fRefreshRate);
	s->WriteByte(fIncCharacters);
	mgr->WriteKey(s, (fCamera ? fCamera->GetKey() : nil));
	mgr->WriteKey(s, (fRootNode ? fRootNode->GetKey() : nil));

	s->WriteByte(fTargetNodes.GetCount());
	int i;
	for (i = 0; i < fTargetNodes.GetCount(); i++)
		mgr->WriteKey(s, fTargetNodes[i]);

	s->WriteSwap32(fVisRegions.GetCount());
	for( i = 0; i < fVisRegions.GetCount(); i++ )
		mgr->WriteKey(s, fVisRegions[i]);

	s->WriteSwap32(fVisRegionNames.Count());
	for( i = 0; i < fVisRegionNames.Count(); i++)
	{
		s->WriteSafeString(fVisRegionNames[i]);
	}

	mgr->WriteKey(s, fDisableTexture ? fDisableTexture->GetKey() : nil);
	
	s->WriteByte(fMatLayers.GetCount());
	for (i = 0; i < fMatLayers.GetCount(); i++)
	{
		mgr->WriteKey(s, fMatLayers[i]->GetKey());
	}
}