a trier
http://soulwire.github.io/WebGL-GPU-Particles/
https://webglfundamentals.org/webgl/lessons/fr/webgl-2d-translation.html
http://ogldev.atspace.co.uk/www/tutorial28/tutorial28.html
http://learningwebgl.com/blog/?page_id=1217
https://webglfundamentals.org/webgl/lessons/fr/webgl-shaders-and-glsl.html
http://bl.ocks.org/wolftype/cc8c0856db26dffa51b01000e9f20a28
http://www.w3ii.com/fr/webgl/webgl_quick_guide.html
https://developer.mozilla.org/fr/docs/Web/API/WebGL_API/Tutorial/Ajouter_du_contenu_%C3%A0_WebGL
http://webglsamples.org/WebGL2Samples/#transform_feedback_interleaved
http://geeks3d.developpez.com/SSBO-OpenGL-Shader-storage-buffer-object/
http://www.opengl-tutorial.org/fr/intermediate-tutorials/tutorial-17-quaternions/
gestion touch et rotation ecran pour mobile
http://www.jqueryscript.net/mobile/jQuery-Plugin-For-Touch-Drag-Events-touch-js.html
http://gojquery.com/best-javascript-touch-gesture-libraries/
http://loetgi.developpez.com/tutoriels/javascript/orientation-et-acceleration-appareil-javascript/
https://developer.mozilla.org/fr/docs/WebAPI/Detecting_device_orientation
https://html5demo.pingfiles.fr/demo/screenOrientationAPI.php
http://www.developper-jeux-video.com/detecter-orientation-ecran-javascript/
https://developer.mozilla.org/en-US/docs/Web/Events/deviceorientation
https://www.sitepoint.com/using-device-orientation-html5/
https://developers.google.com/web/fundamentals/native-hardware/device-orientation/
https://stackoverflow.com/questions/36650949/how-to-detect-device-orientation-with-javascript