First version of the SOurce SDK 2013

2025-09-19 12:06:07 +08:00 · 2013-06-26 15:22:04 -07:00
commit e7d6f4c174
3682 changed files with 1624327 additions and 0 deletions
--- a/game/server/physconstraint.h
+++ b/game/server/physconstraint.h
@ -0,0 +1,146 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: Physics constraint entities
+//
+// $NoKeywords: $
+//===========================================================================//
+
+#ifndef PHYSCONSTRAINT_H
+#define PHYSCONSTRAINT_H
+#ifdef _WIN32
+#pragma once
+#endif
+
+#include "vphysics/constraints.h"
+
+struct hl_constraint_info_t
+{
+	hl_constraint_info_t() 
+	{ 
+		pObjects[0] = pObjects[1] = NULL;
+		pGroup = NULL;
+		anchorPosition[0].Init();
+		anchorPosition[1].Init();
+		swapped = false; 
+		massScale[0] = massScale[1] = 1.0f;
+	}
+	Vector			anchorPosition[2];
+	IPhysicsObject	*pObjects[2];
+	IPhysicsConstraintGroup *pGroup;
+	float			massScale[2];
+	bool			swapped;
+};
+
+abstract_class CPhysConstraint : public CLogicalEntity
+{
+	DECLARE_CLASS( CPhysConstraint, CLogicalEntity );
+public:
+
+	CPhysConstraint();
+	~CPhysConstraint();
+
+	DECLARE_DATADESC();
+
+	void Spawn( void );
+	void Precache( void );
+	void Activate( void );
+
+	void ClearStaticFlag( IPhysicsObject *pObj );
+
+	virtual void Deactivate();
+
+	void OnBreak( void );
+
+	void InputBreak( inputdata_t &inputdata );
+
+	void InputOnBreak( inputdata_t &inputdata );
+
+	void InputTurnOn( inputdata_t &inputdata );
+
+	void InputTurnOff( inputdata_t &inputdata );
+
+	int DrawDebugTextOverlays();
+
+	void DrawDebugGeometryOverlays();
+
+	void GetBreakParams( constraint_breakableparams_t &params, const hl_constraint_info_t &info );
+
+	// the notify system calls this on the constrained entities - used to detect & follow teleports
+	void NotifySystemEvent( CBaseEntity *pNotify, notify_system_event_t eventType, const notify_system_event_params_t &params );
+
+	// gets called at setup time on first init and restore
+	virtual void OnConstraintSetup( hl_constraint_info_t &info ); 
+
+	// return the internal constraint object (used by sound gadgets)
+	inline IPhysicsConstraint *GetPhysConstraint() { return m_pConstraint; }
+
+	string_t GetNameAttach1( void ){ return m_nameAttach1; }
+	string_t GetNameAttach2( void ){ return m_nameAttach2; }
+
+protected:	
+	void GetConstraintObjects( hl_constraint_info_t &info );
+	void SetupTeleportationHandling( hl_constraint_info_t &info );
+	bool ActivateConstraint( void );
+	virtual IPhysicsConstraint *CreateConstraint( IPhysicsConstraintGroup *pGroup, const hl_constraint_info_t &info ) = 0;
+
+	IPhysicsConstraint	*m_pConstraint;
+
+	// These are "template" values used to construct the hinge
+	string_t		m_nameAttach1;
+	string_t		m_nameAttach2;
+	string_t		m_breakSound;
+	string_t		m_nameSystem;
+	float			m_forceLimit;
+	float			m_torqueLimit;
+	unsigned int	m_teleportTick;
+	float			m_minTeleportDistance;
+
+	COutputEvent	m_OnBreak;
+};
+
+//-----------------------------------------------------------------------------
+// Purpose: Fixed breakable constraint
+//-----------------------------------------------------------------------------
+class CPhysFixed : public CPhysConstraint
+{
+	DECLARE_CLASS( CPhysFixed, CPhysConstraint );
+public:
+	IPhysicsConstraint *CreateConstraint( IPhysicsConstraintGroup *pGroup, const hl_constraint_info_t &info );
+
+	// just for debugging - move to the position of the reference entity
+	void MoveToRefPosition()
+	{
+		if ( m_pConstraint )
+		{
+			matrix3x4_t xformRef;
+			m_pConstraint->GetConstraintTransform( &xformRef, NULL );
+			IPhysicsObject *pObj = m_pConstraint->GetReferenceObject();
+			if ( pObj && pObj->IsMoveable() )
+			{
+				Vector pos, posWorld;
+				MatrixPosition( xformRef, pos );
+				pObj->LocalToWorld(&posWorld, pos);
+				SetAbsOrigin(posWorld);
+			}
+		}
+	}
+	int DrawDebugTextOverlays()
+	{
+		if ( m_debugOverlays & OVERLAY_TEXT_BIT )
+		{
+			MoveToRefPosition();
+		}
+		return BaseClass::DrawDebugTextOverlays();
+	}
+	void DrawDebugGeometryOverlays()
+	{
+		if ( m_debugOverlays & (OVERLAY_BBOX_BIT|OVERLAY_PIVOT_BIT|OVERLAY_ABSBOX_BIT) )
+		{
+			MoveToRefPosition();
+		}
+		BaseClass::DrawDebugGeometryOverlays();
+	}
+};
+
+#endif // PHYSCONSTRAINT_H
+