gazebo5 specular in material does not work !
this is my sdf file.
and I expect my ball would reflect blue specular light
but nothing happened,It just appears whole dark
what am I doing wrong??
thanks!
<model name='socket'>
<pose> 0 0 0 0 0 0 </pose>
<link name="link">
<collision name="collision">
<geometry>
<sphere>
<radius>0.1</radius>
</sphere>
</geometry>
</collision>
<visual name="visual">
<material>
<ambient>0 0 0 1</ambient>
<diffuse>0 0 0 1</diffuse>
<specular>0 0 1 1</specular>
</material>
<geometry>
<sphere>
<radius>0.1</radius>
</sphere>
</geometry>
</visual>
</link>
</model>