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CryAnimation/ControllerTCB.h

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+////////////////////////////////////////////////////////////////////////////
+//
+//  Crytek Engine Source File.
+//  Copyright (C), Crytek Studios, 2002.
+// -------------------------------------------------------------------------
+//  File name:   controllertcb.h
+//  Version:     v1.00
+//  Created:     12/11/2002 by Timur.
+//  Compilers:   Visual Studio.NET
+//  Description: TCB controller implementation.
+// -------------------------------------------------------------------------
+//  History:
+//
+////////////////////////////////////////////////////////////////////////////
+
+#ifndef __controllertcb_h__
+#define __controllertcb_h__
+#pragma once
+
+#include "Controller.h"
+#include "TCBSpline.h"
+
+///////////////////////////////////////////////////////////////////////////
+// class CControllerTCB
+// Implementation of IController interface (see File:Controller.h)
+// Controller implementing the TCB (Kochanek-Bartles Hermit spline).
+///////////////////////////////////////////////////////////////////////////
+class CControllerTCB: public IController
+{
+public:
+	// each controller has an ID, by which it is identifiable
+	unsigned GetID () const {return m_nControllerId;}
+
+	//  returns orientation of the controller at the given time
+	CryQuat GetOrientation (float t);
+
+	//  returns the orientation of the controller at the given time, in logarithmic space
+	Vec3 GetOrientation2(float t) { return Vec3(0,0,0); };
+
+	// returns position of the controller at the given time
+	Vec3 GetPosition (float t);
+
+	// returns scale of the controller at the given time
+	Vec3 GetScale (float t);
+	
+	// retrieves the position and orientation within one call
+	// may be optimal in some applications
+	void GetValue (float t, CryQuat& q, Vec3 &p);
+
+	// ignore.
+	void GetValue2 (float t, PQLog& pq) {};
+
+	// returns the start time
+	virtual float GetTimeStart ()
+	{
+		return m_timeStart;
+	}
+
+	// returns the end time
+	virtual float GetTimeEnd()
+	{
+		return m_timeEnd;
+	}
+
+	ILog* GetLog()const;
+
+	size_t sizeofThis() const { return sizeof(*this); }
+protected:
+	// Controller ID, used for identification purposes (bones are bound to controllers using their IDs
+	unsigned m_nControllerId;
+
+	float m_timeStart;
+	float m_timeEnd;
+};
+
+//////////////////////////////////////////////////////////////////////////
+// TCB Controller implementation for vector.
+//////////////////////////////////////////////////////////////////////////
+class CControllerTCBVec3 : public CControllerTCB
+{
+public:
+	// Loads (initializes) controller from the given chunk. The chunk descriptor is followed by the 
+	// chunk data immediately. Returns true if successful
+	bool Load( const CONTROLLER_CHUNK_DESC_0826* pChunk,float secsPerTick );
+
+	// returns position of the controller at the given time
+	Vec3 GetPosition (float t);
+
+	// returns scale of the controller at the given time
+	Vec3 GetScale (float t);
+
+	virtual bool IsLooping() const;
+	
+	size_t sizeofThis()const
+	{
+		return sizeof(*this) + m_spline.sizeofThis();
+	}
+
+protected:
+	// TCB Splines.
+	TCBSpline<Vec3> m_spline;
+};
+
+//////////////////////////////////////////////////////////////////////////
+// TCB Controller implementation for quaternion.
+//////////////////////////////////////////////////////////////////////////
+class CControllerTCBQuat : public CControllerTCB
+{
+public:
+	// Loads (initializes) controller from the given chunk. The chunk descriptor is followed by the 
+	// chunk data immediately. Returns true if successful
+	bool Load( const CONTROLLER_CHUNK_DESC_0826* pChunk,float secsPerTick );
+
+	//  returns orientation of the controller at the given time
+	CryQuat GetOrientation(float t);
+
+	virtual bool IsLooping() const;
+
+	size_t sizeofThis()const
+	{
+		return sizeof(*this) + m_spline.sizeofThis();
+	}
+protected:
+	// TCB Splines.
+	TCBAngleAxisSpline m_spline;
+};
+
+//////////////////////////////////////////////////////////////////////////
+TYPEDEF_AUTOPTR(CControllerTCB);
+
+#endif // __controllertcb_h__