private static void OnIsVisibleChanged(Object sender, DependencyPropertyChangedEventArgs e)
{
PrimitiveVisual3D p = (PrimitiveVisual3D)sender;
bool visible = (bool)e.NewValue;
SetIsVisible(p.Children, visible);
}
protected static void OnBackMaterialChanged(Object sender, DependencyPropertyChangedEventArgs e)
{
PrimitiveVisual3D p = (PrimitiveVisual3D)sender;
GeometryModel3D geometry = (p.Content as GeometryModel3D);
if (geometry != null)
{
geometry.BackMaterial = (Material)e.NewValue;
}
}
private void SetMaterial(ModelVisual3D visual, bool frontMaterial, bool backMaterial)
{
if (GetMaterialShared(visual))
{
if (visual is PrimitiveVisual3D)
{
PrimitiveVisual3D primitive = (PrimitiveVisual3D)visual;
if (frontMaterial)
{
if (this.Material != null)
{
primitive.Material = this.Material.CloneCurrentValue();
}
else
{
primitive.Material = null;
}
}
if (backMaterial)
{
if (this.BackMaterial != null)
{
primitive.BackMaterial = this.BackMaterial.CloneCurrentValue();
}
else
{
primitive.BackMaterial = null;
}
}
}
else if (visual is ScreenSpaceLines3D)
{
if (frontMaterial)
{
if (GetMaterialShared(visual))
{
SetColor(new ModelVisual3D[] { visual }, GetDiffuseMaterial(this.Material));
}
}
}
foreach (Visual3D child in visual.Children)
{
if (child is ModelVisual3D)
{
SetMaterial((ModelVisual3D)child, frontMaterial, backMaterial);
}
}
}
}
private static void OnIsVisibleChanged(Object sender, DependencyPropertyChangedEventArgs e)
{
PrimitiveVisual3D p = (PrimitiveVisual3D)sender;
bool visible = (bool)e.NewValue;
if (visible)
{
p.Content = p._content;
}
else
{
p.Content = null;
}
}
