A file with .tga extension is a raster graphic format and was created by Truevision Inc. It was designed for the TARGA (Truevision Advanced Raster Adapter) boards and provided highcolor/truecolor display support for IBM-compatible PCs.
Read More
U3D (Universal 3D) is a compressed file format and data structure for 3D computer graphics. It contains 3D model information such as triangle meshes, lighting, shading, motion data, lines and points with color and structure. The format was accepted as ECMA-363 standard in August 2005. 3D PDF documents support U3D objects embedding and can be viewed in Adobe Reader (version 7 and onwards).
Read More