thanks,i know rendType enum
i would,can pressed and move mouse,get this action range
i want to do like this MaxScript,
-----------------------------------
tool SelectViewRange
(
local StartPos,EndPos
on mouseMove clickno do
(
if StartPos == undefined do StartPos = ViewPoint
EndPos = ViewPoint
)
on stop do #(StartPos.X,StartPos.Y,EndPos.X,EndPos.Y)
)
StartTool SelectViewRange NumPoints:1