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0028247: Effect of minSize parameter of BRepMesh_IncrementalMesh seems to be too strong Updated description of MinSize parameter of IMeshTools_Parameters

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oan 2019-10-19 16:28:55 +03:00 committed by bugmaster
parent 35befde2ad
commit 5e06dfcb32
2 changed files with 21 additions and 25 deletions
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3
src/IMeshTools/IMeshTools_Parameters.hxx
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@ -58,7 +58,8 @@ struct IMeshTools_Parameters {
//! Linear deflection used to tessellate the face interior //! Linear deflection used to tessellate the face interior
Standard_Real DeflectionInterior; Standard_Real DeflectionInterior;
//! Minimal allowed size of mesh element //! Minimum size parameter limiting size of triangle's edges to prevent
//! sinking into amplification in case of distorted curves and surfaces.
Standard_Real MinSize; Standard_Real MinSize;
//! Switches on/off multi-thread computation //! Switches on/off multi-thread computation

43
tests/bugs/mesh/bug28247
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@ -6,40 +6,35 @@ puts ""
# Effect of minSize parameter of BRepMesh_IncrementalMesh seems to be too strong # Effect of minSize parameter of BRepMesh_IncrementalMesh seems to be too strong
################################################################################ ################################################################################
restore [locate_data_file bug28247_face.brep] f restore [locate_data_file bug28247_face.brep] result
whatis f whatis result
tolerance f tolerance result
vinit vinit
vdefaults -autoTriang 0
vsetdispmode 1 vsetdispmode 1
vdisplay f
tclean result
incmesh result 0.59
vdisplay result -redisplay
vfit vfit
tclean f checktrinfo result -tri 1235
incmesh f 0.59
trinfo f
vdisplay f
vfit
checkview -screenshot -3d -path ${imagedir}/${test_image}-1.png checkview -screenshot -3d -path ${imagedir}/${test_image}-1.png
tclean f tclean result
incmesh f 0.59 -a 11.45 incmesh result 0.59 -a 11.45
set tri_info_1 [trinfo f] vdisplay result -redisplay
regexp { +([-0-9.+eE]+) +triangles} $tri_info_1 full tri_1
regexp { +([-0-9.+eE]+) +nodes} $tri_info_1 full nod_1
vdisplay f
vfit vfit
checktrinfo result -tri 6438
checkview -screenshot -3d -path ${imagedir}/${test_image}-2.png checkview -screenshot -3d -path ${imagedir}/${test_image}-2.png
tclean f tclean result
incmesh f 0.59 -a 11.45 -min 0.035 incmesh result 0.59 -a 11.45 -min 0.035
set tri_info_2 [trinfo f] vdisplay result -redisplay
regexp { +([-0-9.+eE]+) +triangles} $tri_info_2 full tri_2
regexp { +([-0-9.+eE]+) +nodes} $tri_info_2 full nod_2
vdisplay f
vfit vfit
checktrinfo result -tri 7079
checkview -screenshot -3d -path ${imagedir}/${test_image}-3.png checkview -screenshot -3d -path ${imagedir}/${test_image}-3.png
if { ${tri_1} > ${tri_2} } {
puts "Error: Effect of minSize parameter of BRepMesh_IncrementalMesh seems to be too strong"
}