occt/tests/bugs/caf/bug31918_2

puts "==========="
puts "0031918: Application Framework - New binary format for fast reading part of OCAF document"
puts "==========="

pload XDE

NewDocument D0 BinOcaf

# creates part-shape by the given sizes
proc store_part {nx ny dx dy dz entry} {
  global D0
  box b1 0 0 0 [expr $nx + .5] [expr $ny + .5] 1
  box b2 0.5 0.5 0 [expr $nx - .5] [expr $nx - .5] 0.4
  cut base b1 b2

  set command "compound"
  for {set x 0} {$x < $nx} {incr x} {
    for {set y 0} {$y < $ny} {incr y} {
      pcylinder c${x}_$y 0.25 1.01
      ttranslate c${x}_$y [expr $x+.75] [expr $y+.75] 0.39
      set command "$command c${x}_$y"
    }
  }
  eval "$command cc"
  bop base cc
  bopfuse part
  ttranslate part $dx $dy $dz
  Label D0 $entry
  SetShape D0 $entry part
}

store_part 16 16 0 0 0 0:1:1

for {set n 1} {$n < 5} {incr n} {
  store_part 4 4 $n $n $n 0:2:$n
  store_part 4 4 [expr 16-4-$n] $n $n 0:2:[expr $n+4]
  store_part 4 4 $n [expr 16-4-$n] $n 0:2:[expr $n+8]
  store_part 4 4 [expr 16-4-$n] [expr 16-4-$n] $n 0:2:[expr $n+12]
}
store_part 6 6 5 5 5 0:3:1
store_part 4 4 6 6 6 0:3:2
GetShape D0 0:3:2 top2

set docname ${imagedir}/doc_${casename}.cbf
set save_time [lindex [time {
  SaveAs D0 ${docname}
}] 0]
puts "Save time $save_time mcs"

Close D0

set whole_time [lindex [time {
  Open ${docname} D1
  Close D1
} 20] 0]
puts "Whole document open time $whole_time mcs"

set half_time1 [lindex [time {
  Open ${docname} D2 -read0:1 -read0:3
  Close D2
} 20] 0]
puts "First half of document open time $half_time1 mcs"

set half_time2 [lindex [time {
  Open ${docname} D3 -read0:2
  Close D3
} 20] 0]
puts "Second half of document open time $half_time2 mcs"

# Check that open of two halfs of the document separately is not too much slower than open of the whole
if { [expr ($half_time1 + $half_time2) * 0.9] > $whole_time } {
  puts "Error : loading of half of the document content is too slow relatively to the whole document load"
}

Open ${docname} D4 -read0:3:2
GetShape D4 0:3:2 opened_top2
checkshape opened_top2

# check shapes are the same before open and after
if {[string first [whatis top2] [whatis opened_top2]] != 7} {
  puts "Error : saved and opened shapes are different"
}
Open ${docname} D4 -append -read0:1 -read0:2
GetShape D4 0:1:1 s
checkshape s
for {set n 1} {$n < 16} {incr n} {
  GetShape D4 0:2:$n s
  checkshape s
}
Close D4

set no_shapes_time [lindex [time {
  Open ${docname} D5 -skipTNaming_NamedShape
  Close D5
} 20] 0]
puts "Document without shapes open time $no_shapes_time mcs"

# Check that open of the document without shapes is much faster than open of the whole
if { [expr $no_shapes_time * 20] > $whole_time } {
  puts "Error : loading of the document without shapes is too slow relatively to the whole document load"
}

# check shapes storage with triangulations
set length_wo_tirangulation [string length [dump s]]
vinit
vdisplay top2 -displaymode 1
NewDocument D6 BinOcaf
UndoLimit D6 10
SetShape D6 0:1 top2
StoreTriangulation 1
SaveAs D6 ${docname}
Close D6

Open ${docname} D7
GetShape D7 0:1 top3
Close D7

checkshape top3

set length_with_tirangulation [string length [dump top3]]
if { [expr $length_with_tirangulation / 7] < $length_wo_tirangulation } {
  puts "Error : looks like shape stored with triangulation loaded without trianulation"
}