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Part: [skip ci] add option to set two-side rendering of Part shapes

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This commit is contained in:
wmayer
2020-02-22 12:09:26 +01:00
parent f43391524b
commit 8832356802
3 changed files with 141 additions and 122 deletions
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8
src/Mod/Part/Gui/ViewProviderExt.cpp
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@@ -246,6 +246,8 @@ ViewProviderPartExt::ViewProviderPartExt()
("User parameter:BaseApp/Preferences/Mod/Part");
NormalsFromUV = hPart->GetBool("NormalsFromUVNodes", NormalsFromUV);
long twoside = hPart->GetBool("TwoSideRendering", false) ? 1 : 0;
// Let the user define a custom lower limit but a value less than
// OCCT's epsilon is not allowed
double lowerLimit = hPart->GetFloat("MinimumDeviation", tessRange.LowerBound);
@@ -274,7 +276,7 @@ ViewProviderPartExt::ViewProviderPartExt()
Deviation.setConstraints(&tessRange);
ADD_PROPERTY(AngularDeflection,(28.65));
AngularDeflection.setConstraints(&angDeflectionRange);
ADD_PROPERTY(Lighting,(1));
ADD_PROPERTY(Lighting,(twoside));
Lighting.setEnums(LightingEnums);
ADD_PROPERTY(DrawStyle,((long int)0));
DrawStyle.setEnums(DrawStyleEnums);
@@ -502,10 +504,6 @@ void ViewProviderPartExt::attach(App::DocumentObject *pcFeat)
pcPointsRoot->boundingBoxCaching =
wireframe->boundingBoxCaching = SoSeparator::OFF;
// enable two-side rendering
pShapeHints->vertexOrdering = SoShapeHints::COUNTERCLOCKWISE;
pShapeHints->shapeType = SoShapeHints::UNKNOWN_SHAPE_TYPE;
// Avoid any Z-buffer artifacts, so that the lines always appear on top of the faces
// The correct order is Edges, Polygon offset, Faces.
SoPolygonOffset* offset = new SoPolygonOffset();