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Improve GEOM_AISShape::computeMassCenter() for faces

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which is used to show field values
This commit is contained in:
eap 2017-01-13 21:17:20 +03:00
parent 0f61961349
commit 84e542cbbe
2 changed files with 106 additions and 64 deletions
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73
src/OBJECT/GEOM_AISShape.cxx
View File

@ -186,18 +186,21 @@ GEOM_AISShape::~GEOM_AISShape()
{
}
void GEOM_AISShape::setIO(const Handle(SALOME_InteractiveObject)& io){
void GEOM_AISShape::setIO(const Handle(SALOME_InteractiveObject)& io)
{
SetOwner( io );
}
Handle(SALOME_InteractiveObject) GEOM_AISShape::getIO(){
Handle(SALOME_InteractiveObject) GEOM_AISShape::getIO()
{
Handle(SALOME_InteractiveObject) IO;
if ( !GetOwner().IsNull() )
IO = Handle(SALOME_InteractiveObject)::DownCast( GetOwner() );
return IO;
}
Standard_Boolean GEOM_AISShape::hasIO(){
Standard_Boolean GEOM_AISShape::hasIO()
{
return !getIO().IsNull();
}
@ -210,7 +213,8 @@ void GEOM_AISShape::setName(const Standard_CString aName)
IO->setName(aName);
}
Standard_CString GEOM_AISShape::getName(){
Standard_CString GEOM_AISShape::getName()
{
return myName.ToCString();
}
@ -351,7 +355,8 @@ void GEOM_AISShape::SetEdgesInShadingColor(const Quantity_Color &aCol)
myEdgesInShadingColor = aCol;
}
void GEOM_AISShape::SetLabelColor(const Quantity_Color &aCol) {
void GEOM_AISShape::SetLabelColor(const Quantity_Color &aCol)
{
myLabelColor = aCol;
}
@ -440,11 +445,13 @@ void GEOM_AISShape::shadingMode(const Handle(PrsMgr_PresentationManager3d)& aPre
}
}
Standard_Boolean GEOM_AISShape::isTopLevel() {
Standard_Boolean GEOM_AISShape::isTopLevel()
{
return myTopLevel;
}
void GEOM_AISShape::setTopLevel(Standard_Boolean f) {
void GEOM_AISShape::setTopLevel(Standard_Boolean f)
{
if(f) {
if(f != myTopLevel)
myPrevDisplayMode = DisplayMode();
@ -463,30 +470,38 @@ void GEOM_AISShape::setTopLevel(Standard_Boolean f) {
myTopLevel = f;
}
void GEOM_AISShape::setPrevDisplayMode(const Standard_Integer mode) {
void GEOM_AISShape::setPrevDisplayMode(const Standard_Integer mode)
{
myPrevDisplayMode = mode;
}
Quantity_Color GEOM_AISShape::topLevelColor() {
Quantity_Color GEOM_AISShape::topLevelColor()
{
return myTopLevelColor;
}
void GEOM_AISShape::setTopLevelColor(const Quantity_Color c) {
void GEOM_AISShape::setTopLevelColor(const Quantity_Color c)
{
myTopLevelColor = c;
}
GEOM_AISShape::TopLevelDispMode GEOM_AISShape::topLevelDisplayMode() {
GEOM_AISShape::TopLevelDispMode GEOM_AISShape::topLevelDisplayMode()
{
return myTopLevelDm;
}
void GEOM_AISShape::setTopLevelDisplayMode(const GEOM_AISShape::TopLevelDispMode dm) {
void GEOM_AISShape::setTopLevelDisplayMode(const GEOM_AISShape::TopLevelDispMode dm)
{
myTopLevelDm = dm;
}
Standard_Boolean GEOM_AISShape::switchTopLevel() {
Standard_Boolean GEOM_AISShape::switchTopLevel()
{
return myTopLevelDm != TopShowAdditionalWActor;
}
Standard_Boolean GEOM_AISShape::toActivate() {
Standard_Boolean GEOM_AISShape::toActivate()
{
return ( myTopLevel && myTopLevelDm == TopShowAdditionalWActor ) ? false : true;
}
@ -669,9 +684,37 @@ Standard_Boolean GEOM_AISShape::computeMassCenter( const TopoDS_Shape& theShape,
}
else if ( theShape.ShapeType() == TopAbs_FACE )
{
BRepAdaptor_Surface surface( TopoDS::Face( theShape ));
const TopoDS_Face& F = TopoDS::Face( theShape );
BRepAdaptor_Surface surface( F );
TopLoc_Location L;
Handle(Poly_Triangulation) triangulation = BRep_Tool::Triangulation( F, L );
if ( !triangulation.IsNull() && triangulation->HasUVNodes() )
{
gp_XY C( 0, 0 );
double A = 0;
const TColgp_Array1OfPnt2d& uvArray = triangulation->UVNodes();
const Poly_Array1OfTriangle& trias = triangulation->Triangles();
Standard_Integer n1,n2,n3;
for ( int iT = trias.Lower(); iT <= trias.Upper(); ++iT )
{
trias( iT ).Get( n1,n2,n3 );
const gp_Pnt2d& uv1 = uvArray( n1 );
const gp_Pnt2d& uv2 = uvArray( n2 );
const gp_Pnt2d& uv3 = uvArray( n3 );
double a = 0.5 * sqrt(( uv1.X() - uv3.X() ) * ( uv2.Y() - uv1.Y() ) -
( uv1.X() - uv2.X() ) * ( uv3.Y() - uv1.Y() ));
C += ( uv1.XY() + uv2.XY() + uv3.XY() ) / 3. * a;
A += a;
}
C /= A;
theCenter = surface.Value( C.X(), C.Y() );
}
else
{
theCenter = surface.Value( 0.5 * ( surface.FirstUParameter() + surface.LastUParameter() ),
0.5 * ( surface.FirstVParameter() + surface.LastVParameter() ));
}
aNbPoints = 1;
}

1
src/XAO/XAO_Field.hxx
View File

@ -56,7 +56,6 @@ namespace XAO
const int& nbElements, const int& nbComponents, const std::string& name);
public:
/**
/**
* Creates a Field of the given type.
* @param type the type of the field to create.