Center of a quad?

Blitz3D Forums/Blitz3D Programming/Center of a quad?

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	centerX#=(cx1+cx2+cx3+cx4)/4
	centerY#=(cy1+cy2+cy3+cy4)/4
	centerZ#=(cz1+cz2+cz3+cz4)/4

Graphics3D 800,600,32,2
cx1#=100
cy1#=100
cx2#=160
cy2#=100
cx3#=180
cy3#=140
cx4#=100
cy4#=200
Repeat
	Cls
	cx2=MouseX()
	cy2=MouseY()
	cx3=MouseX()
	cy3=MouseY()+60
	Line cx1,cy1,cx2,cy2
	Line cx2,cy2,cx3,cy3
	Line cx3,cy3,cx4,cy4
	Line cx4,cy4,cx1,cy1
	centerX#=(cx1+cx2+cx3+cx4)/4
	centerY#=(cy1+cy2+cy3+cy4)/4
	;centerZ#=(cz1+cz2+cz3+cz4)/4
	Plot centerX,centery
	Flip
Until KeyDown(1)
End