origin void void 0 0 0 direction void void 0 0 -1 up void void 0 1 0 fov void void 1.57 1.57 resolution void void 500 500 pointlight light0 void -10 10 20 1 1 1 turbstripe stripe1 void 0 1 1 1 4 4 phong shiny stripe1 0 1 0 4 0.5 0.5 lambert red stripe1 1 0 0 sphere ball shiny 0 0 -5 2 plane floor red 0 1 0 0 -2 0