method:this set]( [param:Vector3 a], [param:Vector3 b], [param:Vector3 c] ) 
		</h3>
		<p>
			Sets the triangle's [page:.a a], [page:.b b] and [page:.c c] properties to
			the passed [page:Vector3 vector3s].<br />
			Please note that this method only copies the values from the given
			objects.
		</p>

		<h3>
			[method:this setFromAttributeAndIndices]( [param:BufferAttribute attribute], 
			[param:Integer i0], [param:Integer i1], [param:Integer i2] )
		</h3>
		<p>
			attribute - [page:BufferAttribute] of v