puts "============"
puts "OCC27818_1"
puts "============"
puts ""
####################################################################################
# Visualization - provide an interface to define highlight presentation properties:
# test change of highlight properties for whole interactive context
####################################################################################


pload VISUALIZATION MODELING

box b 10 20 30
pcone p 15 0 40

vinit
vclear

vdisplay b -dispMode 1
vdisplay p -dispMode 1
vsetcolor b RED
vsetcolor p GREEN

vviewparams -scale 17.8 -proj 0.9 -0.3 0.3
vviewparams -up -0.2 0.4 0.9 -at 1.99 2.4 20.9
vviewparams -eye 56.1 -17.7 39.4

vselprops dynHighlight -transp 0.1 -color PALEGREEN2 -dispMode 1

vmoveto 167 263
set aPixelColor [vreadpixel 167 263 name rgba]
set aTransp [lindex [split $aPixelColor { }] 1]
if { $aTransp == 1 } {
  puts "Error: highlighting of a cone is not transparent!"
}

vmoveto 285 212
set aPixelColor [vreadpixel 285 212 name rgba]
set aTransp [lindex [split $aPixelColor { }] 1]
if { $aTransp == 1 } {
  puts "Error: highlighting of a box is not transparent!"
}

vdump $imagedir/${casename}.png