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0026697: BRepFeat_MakePrism returns empty compound

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Add fix in direction of prism calculation
This commit is contained in:
mgerus 2022-05-18 09:45:05 +03:00 committed by afokin
parent b56df3a60a
commit df69c26472
2 changed files with 5 additions and 10 deletions
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4
src/BRepFeat/BRepFeat_MakePrism.cxx
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@ -987,8 +987,8 @@ Standard_Integer SensOfPrism(const Handle(Geom_Curve) C,
ASI1.Perform(scur); ASI1.Perform(scur);
Standard_Integer sens = 1; Standard_Integer sens = 1;
if(ASI1.IsDone() && ASI1.NbPoints(1) >= 1) { if(ASI1.IsDone() && ASI1.NbPoints(1) >= 1) {
if(ASI1.Point(1, 1).Parameter() < 0. && if(ASI1.Point(1, 1).Parameter() + Precision::Confusion() < 0. &&
ASI1.Point(1, ASI1.NbPoints(1)).Parameter() < 0.) { ASI1.Point(1, ASI1.NbPoints(1)).Parameter() + Precision::Confusion() < 0.) {
sens = -1; sens = -1;
} }
} }

11
tests/bugs/modalg_7/bug26697
View File

@ -1,20 +1,15 @@
puts "TODO CR26697 ALL: Error : is WRONG because number of SHAPE entities"
puts "================" puts "================"
puts "CR26697" puts "bug26697: BRepFeat_MakePrism returns empty compound"
puts "================" puts "================"
puts "" puts ""
###############################################
## BRepFeat_MakePrism returns empty compound
###############################################
restore [locate_data_file bug26697_aBase.brep] aB restore [locate_data_file bug26697_aBase.brep] aB
restore [locate_data_file bug26697_aFrom.brep] aF restore [locate_data_file bug26697_aFrom.brep] aF
restore [locate_data_file bug26697_aTo.brep] aT restore [locate_data_file bug26697_aTo.brep] aT
featprism aB aB aB 0 -1 0 2 1 featprism aB aB aB 0 -1 0 2 1
featperform prism aR aF aT featperform prism result aF aT
checknbshapes aR -shape 2 checknbshapes result -face 3
checkview -display result -2d -path ${imagedir}/${test_image}.png checkview -display result -2d -path ${imagedir}/${test_image}.png