0028107: Visualization - provide a flexible interface to set custom hatch styles

[occt.git] / tests / bugs / vis / bug26435

puts "============"
puts "CR26435"
puts "============"
puts ""
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# Visualization - V3d_View::ConvertToGrid returns wrong coordinates for non-orthogonal projection
#######################################################################

vinit View1 w=400 h=400
vgrid r l 0 0 5 5 0

# 1. Check convert to grid for axonometric projection. Grid is at origin.
vaxo
set output [vconvert 200 200 grid]

checkreal "vconvert axo - grid origin" [lindex $output 2]  5.0 1e-7 0.0
checkreal "vconvert axo - grid origin" [lindex $output 3] -5.0 1e-7 0.0
checkreal "vconvert axo - grid origin" [lindex $output 4]  0.0 1e-7 0.0

# 2. Check convert to grid for top projection. Grid is at origin.
vtop
set output [vconvert 200 200 grid]

checkreal "vconvert top - grid origin" [lindex $output 2]  0.0 1e-7 0.0
checkreal "vconvert top - grid origin" [lindex $output 3] -5.0 1e-7 0.0
checkreal "vconvert top - grid origin" [lindex $output 4]  0.0 1e-7 0.0

# 3. Check convert to grid for axonometric projection. Grid is not at origin.
vpriviledgedplane 0.0 0.0 10.0 0 0 1 1 0 0

vaxo
set output [vconvert 200 200 grid]

checkreal "vconvert axo - grid lifted" [lindex $output 2]  15.0 1e-7 0.0
checkreal "vconvert axo - grid lifted" [lindex $output 3] -15.0 1e-7 0.0
checkreal "vconvert axo - grid lifted" [lindex $output 4]  10.0 1e-7 0.0

# 4. Check convert to grid for top projection. Grid is not at origin.
vtop
set output [vconvert 200 200 grid]

checkreal "vconvert top - grid lifted" [lindex $output 2]  0.0 1e-7 0.0
checkreal "vconvert top - grid lifted" [lindex $output 3] -5.0 1e-7 0.0
checkreal "vconvert top - grid lifted" [lindex $output 4] 10.0 1e-7 0.0

# do not save any image
checkview -screenshot -3d -path ${imagedir}/${test_image}.png