Make sure to use float values for mesh colors

Signed-off-by: Geoff Hutchison <geoff.hutchison@gmail.com>
ghutchis · May 10, 2023 · d0d34a5 · d0d34a5
1 parent 04b4ee2
commit d0d34a5
Showing 1 changed file with 5 additions and 5 deletions.
diff --git a/avogadro/rendering/povrayvisitor.cpp b/avogadro/rendering/povrayvisitor.cpp
@@ -156,13 +156,13 @@ void POVRayVisitor::visit(MeshGeometry& geometry)
   }
   str << "\n}\n";
   str << "texture_list{" << v.size() << ",\n";
-  int r, g, b;
-  int t = geometry.opacity();
+  float r, g, b;
+  float t = 1.0 - geometry.opacity() / 255.0;
 
   for (auto& i : v) {
-    r = i.color[0];
-    g = i.color[1];
-    b = i.color[2];
+    r = i.color[0] / 255.0;
+    g = i.color[1] / 255.0;
+    b = i.color[2] / 255.0;
     str << "texture{pigment{rgbt<" << r << ", " << g << ", " << b << "," << t
         << ">}}\n";
   }