// Example Combined.bvr\n \n// Parametric curve\ngpln=parametricSurface\ngpln.setMinMax=s,-1.5,2\ngpln.setMinMax=t,0,3\ngpln.setEquation=x,(-1-s+t)\ngpln.setEquation=y,(-2+2*s+2*t)\ngpln.setEquation=z,(-1+s-t)\ngpln.setSegmentCount=7\ngpln.color=green\ngpln.spawn\n \n// Parametric surface\nbpln=parametricSurface\nbpln.setMinMax=s,-1,2\nbpln.setMinMax=t,0,3\nbpln.setEquation=x,(-1+s+t)\nbpln.setEquation=y,(2+2*s-t)\nbpln.setEquation=z,(-1-s+t)\nbpln.setSegmentCount=7\nbpln.color=blue\nbpln.spawn \n\n// Parametric Curve\nline=parametricCurve\nline.setMinMax=t,0,3\nline.setEquation=x,(-1+t)\nline.setEquation=y,(2+2*t)\nline.setEquation=z,(-1-t)\nline.setSegmentCount=20\nline.setThickness=0.1\nline.color=red\nline.spawn