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CryAnimation/CryKeyInterpolation.h

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+/////////////////////////////////////////////////////////////////////////////////////////////////////
+//
+//	Crytek Character Animation source code
+//	
+//	History:
+//	Created by Sergiy Migdalskiy
+//
+/////////////////////////////////////////////////////////////////////////////////////////////////////
+
+//
+// This is the declaration of key interpolation and optimization functions
+// This may be used in the engine and in the export plugin
+// CryBoneKey is assumed to be already declared when you include this header.
+
+#ifndef _CRY_KEY_INTERPOLATION_HEADER_
+#define _CRY_KEY_INTERPOLATION_HEADER_
+
+// interpolates the given key linearly out of the given left and right keys, given the time
+extern void InterpolateCryBoneKey (const CryBoneKey& keyLeft, const CryBoneKey& keyRight, int nTime, CryBoneKey& keyOutput);
+
+// check whether the difference between the two keys is within the specified bounds
+extern bool IsErrorSmall (const CryBoneKey& key1, const CryBoneKey& key2, float fMaxPosDelta2, float fMinQuatDot);
+
+// Reduces keyframes that can be interpolated by surrounding keys.
+extern unsigned OptimizeKeys (CryBoneKey* pBoneKeys, unsigned nNumKeys, float fPosError = 1e-6f, float fQuatError = 0.9999f);
+
+
+#endif