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CryAnimation/ControllerCryBone.h

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+/////////////////////////////////////////////////////////////////////////////////////////////////////
+//
+//	Crytek Character Animation source code
+//	
+//	History:
+//	Created by Sergiy Migdalskiy
+//	
+//  Notes:
+//    CControllerCryBone class declaration
+//    CControllerCryBone is implementation of IController which is compatible with
+//    the old (before 6/27/02) caf file format that contained only CryBoneKey keys.
+//
+/////////////////////////////////////////////////////////////////////////////////////////////////////
+#ifndef _CRYTEK_CONTROLLER_CRY_BONE_HEADER_
+#define _CRYTEK_CONTROLLER_CRY_BONE_HEADER_
+
+// #include "Controller.h" // must be included for the declaration of IController
+
+// old motion format cry bone controller
+class CControllerCryBone: public IController
+{
+public:
+	unsigned numKeys()const
+	{
+		return (unsigned)m_arrKeys.size();
+	}
+
+	unsigned GetID () const {return m_nControllerId;}
+
+  CControllerCryBone();
+  ~CControllerCryBone();
+  
+	// 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 scale); 
+
+	// 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_0827* pChunk, unsigned nSize, float fScale);
+
+	// retrieves the position and orientation within one call
+	// may be optimal in some applications
+	void GetValue(float t, CryQuat& q, Vec3 &p)
+	{
+		PQLog pq;
+		GetValue2(t, pq);
+
+		q = exp( quaternionf(0,pq.vRotLog) );
+
+		p = pq.vPos;
+	}
+
+	// retrieves the position and orientation (in the logarithmic space,
+	// i.e. instead of quaternion, its logarithm is returned)
+	// may be optimal for motion interpolation
+	void GetValue2 (float t, PQLog& pq);
+
+	void LogKeys(const char* szFileName, const char* szVarName);
+
+	CryQuat GetOrientation (float fTime)
+	{
+		PQLog pq;
+		GetValue2(fTime, pq);
+		return exp( quaternionf(0,pq.vRotLog) );
+	}
+
+	// returns the orientation of the controller at the given time, in logarithmic space
+	Vec3 GetOrientation2 (float t)
+	{
+		PQLog pq;
+		GetValue2(t, pq);
+		return pq.vRotLog;
+	}
+
+	Vec3 GetPosition (float fTime)
+	{
+		PQLog pq;
+		GetValue2(fTime, pq);
+		return pq.vPos;
+	}
+
+	virtual Vec3 GetScale (float t)
+	{
+		return Vec3(1,1,1);
+	}
+
+	// returns the start time
+	float GetTimeStart ()
+	{
+		return float(m_arrTimes[0]);
+	}
+
+	// returns the end time
+	float GetTimeEnd()
+	{
+		assert (numKeys() > 0);
+		return float(m_arrTimes[numKeys()-1]);
+	}
+
+	ILog* GetLog() const;
+
+	size_t sizeofThis ()const;
+protected:
+	TFixedArray<PQLog> m_arrKeys;
+	TElementaryArray<int> m_arrTimes;
+
+	unsigned m_nControllerId;
+};
+
+TYPEDEF_AUTOPTR(CControllerCryBone);
+
+#endif
+