/*==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/>.

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==*/

#ifndef plPerspDirSlave_inc
#define plPerspDirSlave_inc

#include "plShadowSlave.h"

class plPerspDirSlave : public plShadowSlave
{
protected:
	hsBounds3Ext		IGetPerspCasterBound(const hsMatrix44& world2NDC) const;
	hsPoint3			IProject(const hsMatrix44& world2NDC, const hsPoint3& pos, hsScalar w=1.f) const;
	void				IComputeCamNDCToLight(const hsPoint3& from, const hsPoint3& at, hsMatrix44& camNDC2Li, hsMatrix44& li2CamNDC);

public:

	virtual void Init();

	virtual bool		SetupViewTransform(plPipeline* pipe);
};


#endif // plPerspDirSlave_inc