Import: fix transparency STEP export/import

App::Color::a in FreeCAD is actually interpreted as transparency instead of alpha.
2021-10-09 20:43:24 +08:00
parent beea1d3644
commit c01878c174
3 changed files with 4 additions and 4 deletions
--- a/src/Mod/Import/App/ImportOCAF.cpp
+++ b/src/Mod/Import/App/ImportOCAF.cpp
@@ -122,7 +122,7 @@ static inline App::Color convertColor(const Quantity_ColorRGBA &c)
    return App::Color(static_cast<float>(r),
                      static_cast<float>(g),
                      static_cast<float>(b),
-                      static_cast<float>(c.Alpha()));
+                      1.0f - static_cast<float>(c.Alpha()));
 }

 #define OCAF_KEEP_PLACEMENT