puts "=================================================================================="
puts "0030630: Visualization - wrong visualization of shape with mirrored transformation"
puts "Check that displaying of non-solid shapes (shells) is not affected by mirror transformation"
puts "=================================================================================="

pload MODELING VISUALIZATION
vclear
vinit View1
vaxo
vrotate 3 0 0
vcamera -persp

# Simple box
box b 1 1 1
explode b sh
renamevar b_1 b
vdisplay -dispMode 1 b
vaspects b -setBackFaceColor RED
vfit
vdump $imagedir/${casename}_simple.png
verase b

# Box with mirror transformation
box a 1 1 1
bmirror a 0 0 0 1 0 0
explode a sh
renamevar a_1 a
vdisplay -dispMode 1 a
vaspects a -setBackFaceColor RED
vfit
box aa -0.5 0.5 0.5 0.1 0.1 0.1
vdisplay -dispMode 1 aa
vsetcolor aa BLUE
vdump $imagedir/${casename}_mirror.png
if { [vreadpixel 300 200 rgb name] != "RED2" } { puts "Error: shell of mirrored box should show back faces" }
verase a

# Box with mirror transformation and reversed face
box c 1 1 1
bmirror c 0 0 0 1 0 0
orientation c R
explode c sh
renamevar c_1 c
vdisplay -dispMode 1 c
vaspects c -setBackFaceColor RED
vfit
vdump $imagedir/${casename}_mirrev.png
if { [vreadpixel 300 200 rgb name] == "RED2" } { puts "Error: shell of reversed mirrored box should show front faces" }