最近在給遊戲部門寫一些小工具，他們要求的是將普通關鍵幀轉化成sliding key，基本等同於Maya裡的IK效果，自己查了寫資料很快就弄好了，他們的反饋也還可以，用的Max的自帶語言Maxscript。

----------------------------------------------------------------------------------------
-- Script Name:		SetSlidingKey.ms
-- Started:      	2018-10-10 15:11:43
-- Code by:			lulongfei
---------------
 
-------------------------------------------------------------------------


function setSlidingKey = (
	start = animationRange.start.frame
	end = animationRange.end.frame

	for j=start to end do
	(
		slidertime = j
		at time j
		(
			if selection.count > 0 then
			(
				for i = 1 to selection.count do
				(
 

					try
					(
						biped.setSlidingKey selection[i]
					)
					catch()
					try
					(
						biped.setSlidingKey selection[i] true true true
					)
					catch()
				)
			)
		)
	)

	print "{finish}"
)

try destroyDialog ::setSlidingKeyUI catch()

rollout setSlidingKeyUI "Set Sliding Key"
(
	button execute_btn "Set Sliding Key"
 
 pos:[35,20] width:80 height:30 align:#left
	on execute_btn pressed do ( setSlidingKey() )
)

createdialog setSlidingKeyUI 160 70