/* -----------------------------------------------------------------------------
	GSFramework
	Copyright 2001-2013 Emmanuel Julien. All Rights Reserved.
----------------------------------------------------------------------------- */


#ifndef	__NPHYSICSHAPE__
#define	__NPHYSICSHAPE__


		#include "physic/physic_wheel.h"
		#include "container/narray.h"
		#include "nstring/nstring.h"


namespace GS {
	namespace NML { class Tag; }
	namespace S3D {

/*!
	@short	Physic shape.
	@author	Emmanuel Julien (ejulien@gsworks.fr)
*/
struct	PhysicShape
{
enum	Type
{
		TypeNone	=	0,
		TypeBox,
		TypeSphere,
		TypeConvex,
		TypeCylinder,
		TypeCone,
		TypeCapsule,
		TypeMesh,
		TypeHeightmap
};

protected:

		Type			type;

		int				width, height;
		Array <float> heightmap;

		float			resolution;

public:

		void			Free();

		Matrix4			GetMatrix();
		void			SetMatrix(const Matrix4 &);

		String			path;

		Vector4			position,				///< Position.
						rotation,				///< Rotation.
						scale,					///< Scale.
						dimensions;				///< Dimensions.

		float			mass,
						restitution,
						dynamic_friction,
						static_friction;

		float			*GetHeightmap() const { return heightmap; }
		int				GetWidth() const { return width; }
		int				GetHeight() const { return height; }
		float			GetResolution() const { return resolution; }

		bool			Set(float *heightmap, int width, int height, float resolution);
		bool			Set(Type, const char *path);
		bool			Set(Type = TypeNone, const Vector4 & = Vector4(1, 1, 1));

		Type			GetType() const { return type; }

		bool			FromMetaTag(NML::Tag &);
		NML::Tag		*AsMetaTag() const;

		PhysicShape();
		~PhysicShape();
};

	} // S3D
} // GS


#endif	// __NPHYSICSHAPE__