updated the documentation for IO Options

git-svn-id: http://www.openmesh.org/svnrepo/OpenMesh/trunk@819 fdac6126-5c0c-442c-9429-916003d36597

Doc/tutorial_08.docu

@@ -22,6 +22,8 @@ distinguish between
  - Options::VertexColor
  - Options::FaceNormal
  - Options::FaceColor
+ - Options::ColorAlpha
+ - Options::ColorFloat
 
 These bits have different effects when reading or writing. The file
 format itself is selected by the extension of the filename. The IO
@@ -48,6 +50,8 @@ interface to select the option bits for reading/writing and to request
 mesh properties. Hence illegal combinations are possible and will
 result in a failure of the program. (The input file won't be damaged
 in this case, but be careful where you put the ouput file!)
+Please note that the Options::ColorFloat is currently only implemented for PLY
+and OFF files.
 
 <h5>Reading meshes</h5>
 

src/OpenMesh/Core/IO/Options.hh

@@ -107,7 +107,7 @@ public:
       FaceColor      = 0x0200, ///< Has (r) / store (w) face colors
       FaceTexCoord   = 0x0400, ///< Has (r) / store (w) face texture coordinates
       ColorAlpha     = 0x0800,  ///< Has (r) / store (w) alpha values for colors
-      ColorFloat     = 0x1000  ///< Has (r) / store (w) float values for colors
+      ColorFloat     = 0x1000  ///< Has (r) / store (w) float values for colors (currently only implemented for PLY and OFF files)
   };
 
 public: