/*
---------------------------------------------------------------------------
Direct3D AssimpRenderer by ponx
---------------------------------------------------------------------------

This code is heavily based on the "AssimpView" project of the Open Asset Import Library (ASSIMP).
http://assimp.sourceforge.net

/*
---------------------------------------------------------------------------
Open Asset Import Library (ASSIMP)
---------------------------------------------------------------------------

Copyright (c) 2006-2008, ASSIMP Development Team

All rights reserved.

Redistribution and use of this software in source and binary forms, 
with or without modification, are permitted provided that the following 
conditions are met:

* Redistributions of source code must retain the above
copyright notice, this list of conditions and the
following disclaimer.

* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the
following disclaimer in the documentation and/or other
materials provided with the distribution.

* Neither the name of the ASSIMP team, nor the names of its
contributors may be used to endorse or promote products
derived from this software without specific prior
written permission of the ASSIMP Development Team.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
---------------------------------------------------------------------------
*/


#if (!defined AV_CAMERA_H_INCLUDED)
#define AV_CAMERA_H_INCLUDED

#include "aiVector3D.h"


namespace AssimpRendererD3d 
{
	/// class to encapsulate the Camera position and view direction	
	class Camera
	{
	public:


		Camera ()
			:

			vPos(0.0f,0.0f,-10.0f),
			vLookAt(0.0f,0.0f,1.0f),
			vUp(0.0f,1.0f,0.0f),
			vRight(0.0f,1.0f,0.0f)
			{

			}
	public:

		/// position of the camera
		aiVector3D vPos;

		/// up-vector of the camera
		aiVector3D vUp;

		/// camera's looking point is vPos + vLookAt
		aiVector3D vLookAt;

		/// right vector of the camera
		aiVector3D vRight;


		// Equation
		// (vRight ^ vUp) - vLookAt == 0  
		// needn't apply

	} ;

}	// namespace
#endif // !!IG