Using MAYA, we created cylindrical streaks of light.
Create texture in .png file format and, if you want to make some part semitransparent, enable PNG-24 for the semitransparent portion, and save.
Export each in .dae file format.
Supported texture file formats include .dds, .png, .bmp, and .tga.
For details, refer to the “Create 3D Data” section of the tutorial.