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40 lines
1.1 KiB
Plaintext
40 lines
1.1 KiB
Plaintext
# test for #22778: compare number of triangles in triangulation
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# produced on surface converted to nurbs, against number of triangles on
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# original analytic (spherical) surface
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puts "TODO #22778 All: too many triangles"
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# original face on spherical surface
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restore [locate_data_file bug22778_square.brep] s
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checkshape s
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incmesh s 0.001
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set trinfo_s [trinfo s]
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regexp {([0-9]+) triangles} $trinfo_s str nbtri_s
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regexp {deflection ([0-9.+e-]+)} $trinfo_s str defl_s
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# face converted to NURBS
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nurbsconvert r s
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checkshape r
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incmesh r 0.001
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set trinfo_r [trinfo r]
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regexp {([0-9]+) triangles} $trinfo_r str nbtri_r
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regexp {deflection ([0-9.+e-]+)} $trinfo_r str defl_r
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# check deflections
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if { $defl_s > 0.001 } {
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puts "Error: too big deflection on original face ($defl_s > 0.001)"
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}
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if { $defl_r > 0.001 } {
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puts "Error: too big deflection on NURBS face ($defl_r > 0.001)"
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}
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# compare number of triangles, allow twice more
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if { $nbtri_r > [expr 2. * $nbtri_s] } {
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puts "Error: too many triangles ($nbtri_r, while ~ $nbtri_s would be sufficient)"
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}
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# extra check: deflection on rough mesh on NURBS
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tclean r
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incmesh r 0.1
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checktrinfo r -max_defl 0.1
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