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CryPhysics/physicalentity.h

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+//////////////////////////////////////////////////////////////////////
+//
+//	Physical Entity header
+//	
+//	File: physicalentity.h
+//	Description : PhysicalEntity class declarations
+//
+//	History:
+//	-:Created by Anton Knyazev
+//
+//////////////////////////////////////////////////////////////////////
+
+#ifndef physicalentity_h
+#define physicalentity_h
+#pragma once
+
+enum phentity_flags_int { 
+	pef_use_geom_callbacks = 0x2000000
+};
+
+struct geom {
+	phys_geometry *pPhysGeom,*pPhysGeomProxy;
+	int id;
+	vectorf pos;
+	quaternionf q;
+	float scale;
+	float mass;
+	int surface_idx;
+	unsigned int flags,flagsCollider;
+	float maxdim;
+	float minContactDist;
+	vectorf BBox[2];
+};
+
+class CPhysicalWorld;
+class CRayGeom;
+
+class CPhysicalEntity : public CPhysicalPlaceholder {
+public:
+	CPhysicalEntity(CPhysicalWorld *pworld);
+	virtual ~CPhysicalEntity();
+	virtual pe_type GetType() { return PE_STATIC; }
+
+	int AddRef() { return ++m_nRefCount; }
+	int Release() { return --m_nRefCount; }
+
+	virtual int SetParams(pe_params*);
+	virtual int GetParams(pe_params*);
+	virtual int GetStatus(pe_status*);
+	virtual int Action(pe_action*);
+	virtual int AddGeometry(phys_geometry *pgeom, pe_geomparams* params,int id=-1);
+	virtual void RemoveGeometry(int id);
+	virtual void *GetForeignData(int itype=0) { return itype==m_iForeignData ? m_pForeignData:0; }
+	virtual int GetiForeignData() { return m_iForeignData; }
+	virtual IPhysicalWorld *GetWorld() { return (IPhysicalWorld*)m_pWorld; }
+	virtual CPhysicalEntity *GetEntity() { return this; }
+	virtual CPhysicalEntity *GetEntityFast() { return this; }
+
+	virtual void StartStep(float time_interval) {}
+	virtual float GetMaxTimeStep(float time_interval) { return time_interval; }
+	virtual float GetLastTimeStep(float time_interval) { return time_interval; }
+	virtual int Step(float time_interval) { return 1; }
+	virtual void StepBack(float time_interval) {} 
+	virtual int GetContactCount(int nMaxPlaneContacts) { return 0; }
+	virtual int RegisterContacts(float time_interval,int nMaxPlaneContacts) { return 0; }
+	virtual int Update(float time_interval, float damping) { return 1; }
+	virtual float CalcEnergy(float time_interval) { return 0; }
+	virtual float GetDamping(float time_interval) { return 1.0f; } 
+
+	virtual int AddCollider(CPhysicalEntity *pCollider);
+	virtual int RemoveCollider(CPhysicalEntity *pCollider, bool bAlwaysRemove=true);
+	virtual int RemoveContactPoint(CPhysicalEntity *pCollider, const vectorf &pt, float mindist2) { return -1; }
+	virtual int HasContactsWith(CPhysicalEntity *pent) { return 0; }
+	virtual int HasCollisionContactsWith(CPhysicalEntity *pent) { return 0; }
+	virtual void AlertNeighbourhoodND();
+	virtual int Awake(int bAwake=1,int iSource=0) { return 0; }
+	virtual int IsAwake(int ipart=-1) { return 0; }
+	int GetColliders(CPhysicalEntity **&pentlist) { pentlist=m_pColliders; return m_nColliders; }
+	virtual int RayTrace(CRayGeom *pRay, geom_contact *&pcontacts) { return 0; }
+	virtual void ApplyVolumetricPressure(const vectorf &epicenter, float kr, float rmin) {}
+
+	virtual RigidBody *GetRigidBody(int ipart=-1);
+	virtual void GetContactMatrix(const vectorf &pt, int ipart, matrix3x3f &K) {}
+	virtual void GetSpatialContactMatrix(const vectorf &pt, int ipart, float Ibuf[][6]) {}
+	virtual float GetMassInv() { return 0; }
+	virtual int IsPointInside(vectorf pt);
+
+	virtual void DrawHelperInformation(void (*DrawLineFunc)(float*,float*), int flags);
+	virtual void GetMemoryStatistics(ICrySizer *pSizer);
+
+	virtual int GetStateSnapshot(class CStream &stm, float time_back=0,	int flags=0) { return 0; }
+	virtual int SetStateFromSnapshot(class CStream &stm, int flags=0) { return 0; }
+	virtual int PostSetStateFromSnapshot() { return 1; }
+	virtual unsigned int GetStateChecksum() { return 0; }
+	virtual int GetStateSnapshotTxt(char *txtbuf,int szbuf, float time_back=0);
+	virtual void SetStateFromSnapshotTxt(const char *txtbuf,int szbuf);
+
+	virtual void ComputeBBox();
+
+	int m_nRefCount;
+	unsigned int m_flags;
+	CPhysicalEntity *m_next,*m_prev;
+	CPhysicalWorld *m_pWorld;
+
+	int m_iPrevSimClass;
+	int m_iGroup,m_bMoved;
+	CPhysicalEntity *m_next_coll,*m_next_coll1;
+
+	vectorf m_pos;
+	quaternionf m_qrot;
+
+	CPhysicalEntity **m_pColliders;
+	int m_nColliders,m_nCollidersAlloc;
+
+	CPhysicalEntity *m_next_aux,*m_prev_aux;
+	CPhysicalEntity *m_pOuterEntity;
+	CGeometry *m_pBoundingGeometry;
+	int m_bProcessed_aux;
+
+	float m_timeIdle,m_maxTimeIdle;
+	int m_bPermanent;
+
+	geom *m_parts,m_defpart;
+	int m_nParts,m_nPartsAlloc;
+	int m_iLastIdx;
+};
+
+extern RigidBody g_StaticRigidBody;
+extern CPhysicalEntity g_StaticPhysicalEntity;
+
+#endif