Fixed compiler warnings from VS2012

git-svn-id: http://www.openflipper.org/svnrepo/OpenFlipper/branches/Free@17106 383ad7c9-94d9-4d36-a494-682f7c89f535

DefaultObjectMarker.cc

@@ -46,10 +46,10 @@
 
 //******************************************************************************
 
-const ACG::Vec4f base_color (0.6,0.6,0.6,1.0);
-const ACG::Vec4f source_color (0.6,0.6,1.0,1.0);
-const ACG::Vec4f target_color (1.0,1.0,1.0,1.0);
-const ACG::Vec4f source_target_color (0.6,1.0,1.0,1.0);
+const ACG::Vec4f base_color (0.6f,0.6f,0.6f,1.0f);
+const ACG::Vec4f source_color (0.6f,0.6f,1.0f,1.0f);
+const ACG::Vec4f target_color (1.0f,1.0f,1.0f,1.0f);
+const ACG::Vec4f source_target_color (0.6f,1.0f,1.0f,1.0f);
 
 //******************************************************************************