OCCT

#INTERFACE CAF
# Presentation attributes
#
# Testing attribute: TPrsStd_AISPresentation
#
# Testing command:   AISTransparency
# Testing command:   AISHasOwnTransparency
# Note:   AISTransparency-command: set AISTransparency  and set AISHasOwnTransparency = true ( int 1 )
#

puts "caf003-F2"

# Create two boxis
box aBox1 100 200 300
set aLabel1 0:2
SetShape D ${aLabel1} aBox1

box aBox2 50 50 0 100 200 300
set aLabel2 0:3
SetShape D ${aLabel2} aBox2

# Initialize 3D viewer
AISInitViewer D

# Add AISPresentation attribute with parameter NS
AISSet D ${aLabel1} NS
AISSet D ${aLabel2} NS

# Set shading mode
vsetdispmode 1

# Set a color of the second shape
AISColor D ${aLabel2} GREEN

# Display presentation of NamedShape in the viewer
AISDisplay D ${aLabel1}
AISDisplay D ${aLabel2}

# Close/Open transaction
NewCommand D

# Set a transparency of the second shape 
AISTransparency D ${aLabel2} 0.9

# Close/Open transaction
NewCommand D

# Undo
Undo D

# Update the viewer
AISRepaint D

# Redo
Redo D

# Update the viewer
AISRepaint D

# Check own transparency
set HasOwnTransparency [AISHasOwnTransparency D ${aLabel2}]

puts "It is not necessary to have the photo for this case."

if { ${HasOwnTransparency} == 0 } {
	puts "HasOwnTransparency=${HasOwnTransparency}"
	puts "There is not own transparency; AISHasOwnTransparency command: Error"
        return
}
puts "There is own transparency; AISHasOwnTransparency command: OK"