XeNTaX

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// File Header
0x00000000		char				 fileId[4];         // 50 41 52 20 "PAR "
0x00000004		unsigned_int16	fileVersion;
0x00000006		BYTE				 unknownData[10];

// Animation Details
0x00000010		unsigned_int16	boneCount;
0x00000012		float				animationTime;     // ?? Unsure about this ??
0x00000016		BYTE				 unknownData[4];  // If animationTime isn't correct this might not even be 4 bytes

// Array of Bone Animation Data
0x0000001A	unsigned_int32		boneHash;           // Hash value of bone, can easily get all the locations for these from using the .PAB files for reference
// Unknown layout of bone animation data
// Following data next boneHash is present

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02 00 00 00 E8 03 E8 03 E8 03

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#include "standard-types.hsl"

typedef struct FileHeader
{
	CHAR		fileId[4];
	USHORT	 fileVersion;

	BYTE		unknown[10];
} FileHeader;

typedef struct Matrix4x4
{
	FLOAT 		data[4][4];
} Matrix4x4;

typedef struct Vector3
{
	FLOAT		x;
	FLOAT		y;
	FLOAT		z;
} Vector3;

typedef struct Quaternion
{
	FLOAT		x;
	FLOAT		y;
	FLOAT		z;
	FLOAT		w;
} Quaternion;

typedef struct Bone
{
	ULONG		boneHash;
	BYTE		 boneNameLength;
	CHAR		 boneName[boneNameLength];
	ULONG		boneParent;

	Matrix4x4	 boneMatrix;
	Matrix4x4	 boneMatrixInverse;
	Matrix4x4	 boneLocalMatrix;
	Matrix4x4	 boneLocalMatrixInverse;
	Vector3		boneScale;
	Quaternion	boneRotation;
	Vector3		bonePosition;

	BYTE			unknown[2];
} Bone;

struct BoneFile
{
	FileHeader	   fileHeader;

	USHORT			 boneCount;
	Bone 			  bones[boneCount];
};