People often doubt the performance of early Java, and the truth is also true. However, with the release of 1.4.2, 1.5, and 6.0, the speed of Java is greatly improved (Java 6 increases by 30% on average ), the recently released consumer JRE is also working on the download size and startup time issues.
Several years ago sun developed a striking looking glass 3D desktop prototype based on jogl (Java open gl, Java binding implementation called by local open gl. Recently, a so-called jmonkeyengine engine entered people's field of view.
Jmonkeyengine is an engine that generates modern 3D games quickly. The engine itself is written in Java, and its underlying graph class library uses some other projects, which are Java bound to the local graph class library API.
Official homepage: http://www.jMonkeyEngine.com
: Http://sourceforge.net/project/showfiles.php? Group_id = 144749
Demo address: http://www.jmonkeyengine.com/movies_demos.php