Plotr.exe samples\space-COLUMBIA.hpgl Comment: you can see problems with pen downs, it's my error with pen adjusting, not software or picture bug 
Plotr.exe samples\space-COLUMBIA.hpgl
Plotr.exe Samples\cars-mater.hpgl /autoscale=true /showpenup=true /optimize=false /transform=rotate:-90 /filename=opt1.png
Plotr.exe Samples\cars-mater.hpgl /autoscale=true /showpenup=true /optimize=true /transform=rotate:-90 /filename=opt2.png
Plotr.exe Samples\cars-mater.hpgl /autoscale=true /transform=rotate:-90 /filename=opt3.png
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