puts "==========="
puts "OCC21753: Poor display of shading on cones due to Gouraud shading limitations"
puts "==========="

pload MODELING VISUALIZATION

# set rough meshing parameters
vinit View1
vdefaults -absDefl 10 -devCoeff 0.1

puts "Displaying two equal cones, one with Phong shader"
pcone p_gouraud 10 100 100
trotate p_gouraud 0 0 0 0 1 0 -90
vdisplay p_gouraud
vsetdispmode p_gouraud 1
#vsetmaterial p_gouraud bronze

tcopy p_gouraud p_phong
ttranslate p_phong 200 0 0 
vdisplay p_phong
vsetdispmode p_phong 1
#vsetmaterial p_phong bronze
vshaderprog p_phong phong

vfit
vdump $imagedir/${casename}.png