#ifndef PHYSICS_H
#define PHYSICS_H

#include "tier0/platform.h"
#include "trig.h"

struct BallShape_t
{
	float m_fRadius;
};

struct CuboidShape_t
{
	float m_fExtentX;
	float m_fExtentY;
	float m_fExtentZ;
};

typedef void *HShape;
typedef void *HCollider;

enum EPhysicsBodyType
{
	k_EPhysics_Static,
	k_EPhysics_Dynamic,
	k_EPhysics_KinematicPositionBased,
	k_EPhysics_KinematicRotationBased,
};

abstract_class IPhysicsBody
{
public:
	virtual void SetPosition( Vector vPosition ) = 0;
	virtual void SetRotation( Quat vRotation ) = 0;
	virtual void SetGravityScale( float fScale ) = 0;
};

abstract_class IPhysicsWorld
{
public:
	virtual void SetGravity( float fGravity ) = 0;
};



abstract_class IPhysics
{
public:
	virtual HShape CreateBall( BallShape_t ball ) = 0;
	virtual HShape CreateCube( CuboidShape_t ball ) = 0;
	virtual void DestroyShape( HShape hShape ) = 0;

	virtual HCollider CreateCollider( HShape hShape ) = 0;

	virtual IPhysicsWorld *CreateWorld() = 0;
	virtual void DestroyWorld( IPhysicsWorld *pWorld ) = 0;

	virtual IPhysicsBody *CreateRigidBody( HCollider hCollider, EPhysicsBodyType eType) = 0;
	virtual void DestroyPhysicsBody( IPhysicsBody *pBody ) = 0;
};

#endif