0027984: Volume maker algorithm is unable to build all possible solids from the given...

While checking the section edges between pair of faces on coincidence with the
existing edges use for checking only the edges from these two faces.

Test case for the issue.

diff --git a/src/BOPAlgo/BOPAlgo_PaveFiller_6.cxx b/src/BOPAlgo/BOPAlgo_PaveFiller_6.cxx
index b6730c0..c805f06 100644 (file)
--- a/src/BOPAlgo/BOPAlgo_PaveFiller_6.cxx
+++ b/src/BOPAlgo/BOPAlgo_PaveFiller_6.cxx
@@ -432,6 +432,7 @@ void BOPAlgo_PaveFiller::MakeBlocks()
     aMPBOnIn.Clear();
     aDMBV.Clear();
     aMVTol.Clear();
+    aLSE.Clear();
     //
     myDS->VerticesOnIn(nF1, nF2, aMVOnIn, aMPBOnIn);
     myDS->SharedEdges(nF1, nF2, aLSE, aAllocator);

diff --git a/tests/bugs/modalg_6/bug27984 b/tests/bugs/modalg_6/bug27984
new file mode 100644 (file)
index 0000000..12ebf64
--- /dev/null
+++ b/tests/bugs/modalg_6/bug27984
@@ -0,0 +1,12 @@
+puts "========"
+puts "OCC27984"
+puts "========"
+puts ""
+#################################################
+# Volume maker algorithm is unable to build all possible solids from the given faces
+#################################################
+
+restore [locate_data_file bug27984_faces.brep] lf
+mkvolume result lf -c
+checknbshapes result -solid 28
+checkprops result -s 5.93287e+006 -v 6.99508e+007