Milkshape 3D question

Off, but on topic, b3d code:-

SeedRnd MilliSecs()

Graphics3D 640,480,16,2

SetBuffer BackBuffer()

camera = CreateCamera()
light = CreateLight()

sphereOne = CreateSphere(20)
sphereTwo = CreateSphere(20)

PositionEntity sphereOne,Rand(10,20),0,Rand(10,20)
PositionEntity sphereTwo,Rand(0,20),0,Rand(10,20)

connecter = CreateBendyPipe(sphereOne,sphereTwo)
Repeat
Cls

x# = 0
y# = 0
z# = 0
If KeyDown(203) = True Then x#=-0.1
If KeyDown(205) = True Then x#=0.1
If KeyDown(208) = True Then y#=-0.1
If KeyDown(200) = True Then y#=0.1
If KeyDown(44) = True Then z#=-0.1
If KeyDown(30) = True Then z#=0.1

MoveEntity camera,x#,y#,z#

UpdateWorld
RenderWorld
Flip
Until KeyDown(1)

Function CreateBendyPipe(entityOne,entityTwo)
distance# = EntityDistance(entityOne,entityTwo)
brush = CreateBrush(255,194,14)

segments = 5
ang = -20
x# = 0

bendyPipeEntity = CreateCylinder(100)
PaintMesh bendypipeentity, brush
RotateMesh bendypipeentity,0,0,ang

For loop = 1 To segments-1
segEntity = CreateCylinder(100)
ang = ang + segments

Select(loop)
	Case 1
		x# = x# + 0.54
	Case 2
		x# = x# + 0.399
	Case 3
		x# = x# + 0.215
	Case 4
		x# = x# + 0.065
End Select 

RotateMesh segentity,0,0,ang
PositionMesh segEntity,x#,(loop*MeshHeight(segentity)-(x-ang/100)-0.2),0
PaintMesh segentity, brush
AddMesh(segentity,bendypipeentity)
FreeEntity segentity 
Next

copiedMesh = CopyMesh(bendypipeentity)
RotateMesh copiedMesh,0,180,180 
PositionMesh copiedMesh,0,15,0
AddMesh copiedMesh,bendypipeentity
FreeEntity copiedmesh 

FitMesh bendypipeentity,0,0,0,.8,distance#,.8

PositionEntity bendypipeentity,EntityX#(entityOne),EntityY#(entityOne),EntityZ#(entityOne)
angleTodestinationEntity# = AngleBetween2Points#(EntityX#(entityOne),EntityZ#(entityOne),EntityX#(entityTwo),EntityZ#(entityTwo))

RotateEntity bendypipeentity,180,angleTodestinationEntity#,270

Return bendypipeentity 
End Function

Function AngleBetween2Points#(x1#,y1#,x2#,y2#)
angle# = ATan2(y1#-y2#,x1#-x2#)-180
If angle# < 0 Then angle# = 360 + angle#
If angle# > 359 Then angle# = 360 -angle#

Return angle#
End Function

Dabz