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game/client/replaycamera.h

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+//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+//=============================================================================//
+
+#ifndef REPLAYCAMERA_H
+#define REPLAYCAMERA_H
+#ifdef _WIN32
+#pragma once
+#endif
+
+#include "GameEventListener.h"
+
+class C_ReplayCamera : CGameEventListener
+{
+public:
+	C_ReplayCamera();
+	virtual ~C_ReplayCamera();
+
+	void Init();
+	void Reset();
+
+	void CalcView(Vector& origin, QAngle& angles, float& fov);
+	void FireGameEvent( IGameEvent *event );
+
+	void SetMode(int iMode);
+	void SetChaseCamParams( float flOffset, float flDistance, float flTheta, float flPhi  );
+	void SpecNextPlayer( bool bInverse );
+	void SpecNamedPlayer( const char *szPlayerName );
+	void ToggleChaseAsFirstPerson();
+	bool IsPVSLocked();
+	void SetAutoDirector( bool bActive );
+	
+	int  GetMode();	// returns current camera mode
+	C_BaseEntity *GetPrimaryTarget();  // return primary target
+	void SetPrimaryTarget( int nEntity); // set the primary obs target
+	C_BaseEntity *GetCameraMan();  // return camera entity if any
+
+	void CreateMove(CUserCmd *cmd);
+	void FixupMovmentParents();
+	void PostEntityPacketReceived();
+	const char* GetTitleText() { return m_szTitleText; }
+	int  GetNumSpectators() { return m_nNumSpectators; }
+			
+protected:
+
+	void CalcChaseCamView( Vector& eyeOrigin, QAngle& eyeAngles, float& fov );
+	void CalcFixedView( Vector& eyeOrigin, QAngle& eyeAngles, float& fov );
+	void CalcInEyeCamView( Vector& eyeOrigin, QAngle& eyeAngles, float& fov );
+	void CalcRoamingView(Vector& eyeOrigin, QAngle& eyeAngles, float& fov);
+
+	void SmoothCameraAngle( QAngle& targetAngle );
+	void SetCameraAngle( QAngle& targetAngle );
+	void Accelerate( Vector& wishdir, float wishspeed, float accel );
+
+	int			m_nCameraMode; // current camera mode
+	int			m_iCameraMan; // camera man entindex or 0
+	Vector		m_vCamOrigin;  //current camera origin
+	QAngle		m_aCamAngle;   //current camera angle
+	int			m_iTraget1;	// first tracked target or 0
+	int			m_iTraget2; // second tracked target or 0
+	float		m_flFOV; // current FOV
+	float		m_flOffset;  // z-offset from target origin
+	float		m_flDistance; // distance to traget origin+offset
+	float		m_flLastDistance; // too smooth distance
+	float		m_flTheta; // view angle horizontal 
+	float		m_flPhi; // view angle vertical
+	float		m_flInertia; // camera inertia 0..100
+	float		m_flLastAngleUpdateTime;
+	bool		m_bEntityPacketReceived;	// true after a new packet was received
+	int			m_nNumSpectators;
+	char		m_szTitleText[64];
+	CUserCmd	m_LastCmd;
+	Vector		m_vecVelocity;
+};
+
+
+extern C_ReplayCamera *ReplayCamera();	// get Singleton
+
+
+
+#endif // REPLAYCAMERA_H