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	/* AttrKernelDataType.			/* AttrKernelDataType.
	*			*
	* The data type of the device arrays storing the attribute's data. Those data types are different			* The data type of the device arrays storing the attribute's data. Those data types are different
	* than the ones for attributes as some attribute types are stored in the same array, e.g. Point,			* than the ones for attributes as some attribute types are stored in the same array, e.g. Point,
	* Vector, and Transform are all stored as float3 in the kernel.			* Vector, and Transform are all stored as float3 in the kernel.
	*			*
	* The values of this enumeration are also used as flags to detect changes in AttributeSet. */			* The values of this enumeration are also used as flags to detect changes in AttributeSet. */

	enum AttrKernelDataType {			enum AttrKernelDataType { FLOAT = 0, FLOAT2 = 1, FLOAT3 = 2, FLOAT4 = 3, UCHAR4 = 4, NUM = 5 };
	FLOAT = 0,
	FLOAT2 = 1,
	FLOAT3 = 2,
	UCHAR4 = 3,
	};

	/* Attribute			/* Attribute
	*			*
	* Arbitrary data layers on meshes.			* Arbitrary data layers on meshes.
	* Supported types: Float, Color, Vector, Normal, Point */			* Supported types: Float, Color, Vector, Normal, Point */

	class Attribute {			class Attribute {
	public:			public:
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