OpenGL Tutorial 54: Occlusion Queries
558Tutorial 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
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