0031326: Foundation Classes - Init from Json for base OCCT classes

[occt.git] / tools / View / View_PreviewParameters.cxx

diff --git a/tools/View/View_PreviewParameters.cxx b/tools/View/View_PreviewParameters.cxx
index 8cc48d0..44e2968 100644 (file)
--- a/tools/View/View_PreviewParameters.cxx
+++ b/tools/View/View_PreviewParameters.cxx
@@ -28,6 +28,7 @@ View_PreviewParameters::View_PreviewParameters()
   myDrawer = new Prs3d_Drawer();
 
   Quantity_Color aColor(Quantity_NOC_TOMATO);
+  Standard_ShortReal aTransparency = 0.8f;
 
   // point parameters
   myDrawer->SetPointAspect (new Prs3d_PointAspect (Aspect_TOM_O_PLUS, aColor, 3.0));
@@ -41,6 +42,10 @@ View_PreviewParameters::View_PreviewParameters()
   myDrawer->ShadingAspect()->SetColor (aColor);
   myDrawer->ShadingAspect()->SetMaterial (aShadingMaterial);
 
+  myDrawer->ShadingAspect()->Aspect()->ChangeFrontMaterial().SetTransparency (aTransparency);
+  myDrawer->ShadingAspect()->Aspect()->ChangeBackMaterial() .SetTransparency (aTransparency);
+  myDrawer->SetTransparency (aTransparency);
+
   // common parameters
   myDrawer->SetZLayer (Graphic3d_ZLayerId_Topmost);
 }