OpenGL Tutorial 54: Occlusion Queries HD

Tutorial about OpenGL occlusion queries with an example of how they can be used for lens flare effects. Try out the runnable demo (Windows only): https://www.dropbox.com/s/86kh0p7usc2dwoz/Demo.jar?dl=0 Starting code download (needs to be set up in a project with lwjgl.jar, lwjgl_utils.jar, and PNGDecoder jar, as well as the relevant natives): https://www.dropbox.com/sh/syn3i78zfup6oki/AADoo9mfYxSabCpjZXQ5cbAJa?dl=0 Finished Code: https://www.dropbox.com/sh/qkzbzfyltc3kjdx/AACOUY8kkwb5sjXknb_rWbsma?dl=0 Finished Code on GitHub: https://github.com/TheThinMatrix/OcclusionQueries Article about occlusion queries: http://developer.download.nvidia.com/books/HTML/gpugems/gpugems_ch29.html Support the series on Patreon: https://www.patreon.com/thinmatrix Facebook Page: https://www.facebook.com/thinmatrix Twitter: https://twitter.com/ThinMatrix Tumblr: http://thinmatrix.tumblr.com/ Instagram: http://instagram.com/thin_matrix Check out my game on IndieDB: http://www.indiedb.com/games/equilinox End of video music- Kai Engel, "Waking Stars": http://freemusicarchive.org/music/Kai_Engel/Evening_Colors/01_-_Waking_Stars