[ros-users] Material-dependent transparency in Gazebo

Tully Foote tfoote at willowgarage.com
Mon Feb 28 17:08:42 UTC 2011

Hi Scott,

Could you ask this on answers.ros.org so it can be indexed there.

On Feb 27, 2011 11:32 AM, "Scott R Kuindersma" <kuindersma at gmail.com> wrote:
> Hi,
> Apologies if this issue has been addressed previously, but I was unable to
> find an answer in the list archive or simulator_gazebo pages.
> My problem is that whenever I spawn a gazebo object with certain basic
> material properties (e.g. Blue, Gold), it is transparent when viewed in
> front of the ground plane. If I adjust the camera to look at it
> horizontally, I can then see the top part of the object that projected
> the sky.
> However, if I spawn the same object, but change its material to, e.g.
> RustySteel, it is completely visible. For example, if I spawn the table
> object using the table.launch script in gazebo_worlds, I can see the table
> top (LightWood) but not the legs (Red). There are no error messages in the
> console.
> Does anyone know how to fix this problem? I'm sure there's a relatively
> straightforward solution, but it has alluded me so far :)
> System info:
> Ubuntu Maverick (2.6.35-25) 64bit running on Parallels VM on MBP i7
> ROS C Turtle, all packages are up to date.
> I was also able to reproduce this problem on a Dell Quad Core running
> Maverick.
> Thanks in advance!
> --sk
> --
> Scott R. Kuindersma
> Univ. of Massachusetts Amherst
> http://www.cs.umass.edu/~scottk
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