puts "========"
puts "OCC25775"
puts "========"
puts ""
################################################################
# "Default Gradient Backgound" in V3d_Viewer has no effect in new created V3d_View.
################################################################

pload ALL
vsetdefaultbg 0 0 0 64 64 64 1
vinit View1 w=400 h=400
if { [checkcolor 399 100 0.25 0.25 0.25] != 1 } {
  puts "Error: bug with default gradient color is reproduced."
}

vinit View2 w=400 h=400
if { [checkcolor 399 100 0.25 0.25 0.25] != 1 } {
  puts "Error: bug with default gradient color is reproduced."
}

vsetdefaultbg 128 128 128
vinit View3
if { [checkcolor 100 100 0.5 0.5 0.5] != 1 } {
  puts "Error: bug with default background color is reproduced."
}