changelog
    
    
    - Mon, 09 Mar 2020 22:12:50 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Mon, 09 Mar 2020 22:12:50 +0200] rev 76
 
    - finished splitQuadrilateral theoretically (untested)
 
    - Sat, 07 Mar 2020 01:25:37 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Sat, 07 Mar 2020 01:25:37 +0200] rev 75
 
    - document AbstractBasicShaderProgram
 
    - Sat, 07 Mar 2020 01:20:36 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Sat, 07 Mar 2020 01:20:36 +0200] rev 74
 
    - negative axes are now drawn in darker color
 
    - Mon, 09 Mar 2020 14:21:54 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Mon, 09 Mar 2020 14:21:54 +0200] rev 73
 
    - ldraw::Id is now templated for extra type safety
 
    - Fri, 06 Mar 2020 23:45:44 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Fri, 06 Mar 2020 23:45:44 +0200] rev 72
 
    - stretch the grid quadrilateral less, hopefully this makes fragments small enough even on integrated
 
    - Fri, 06 Mar 2020 21:53:30 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Fri, 06 Mar 2020 21:53:30 +0200] rev 71
 
    - show axis directions on the screen
 
    - Fri, 06 Mar 2020 20:13:10 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Fri, 06 Mar 2020 20:13:10 +0200] rev 70
 
    - Added axes rendering
 
    - Fri, 06 Mar 2020 16:08:53 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Fri, 06 Mar 2020 16:08:53 +0200] rev 69
 
    - begin work on axes program
 
    - Fri, 06 Mar 2020 16:08:45 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Fri, 06 Mar 2020 16:08:45 +0200] rev 68
 
    - default to XZ
 
    - Thu, 05 Mar 2020 15:58:35 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Thu, 05 Mar 2020 15:58:35 +0200] rev 67
 
    - grid autorotation
 
    - Mon, 02 Mar 2020 11:08:13 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Mon, 02 Mar 2020 11:08:13 +0200] rev 66
 
    - added a method to find out if the view is perpendicular to grid
 
    - Sat, 29 Feb 2020 23:51:03 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Sat, 29 Feb 2020 23:51:03 +0200] rev 65
 
    - document the grid snapping transformations
 
    - Sat, 29 Feb 2020 23:43:38 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Sat, 29 Feb 2020 23:43:38 +0200] rev 64
 
    - grid snapping now also works with transformed grids
 
    - Fri, 28 Feb 2020 19:24:33 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Fri, 28 Feb 2020 19:24:33 +0200] rev 63
 
    - omg functional programming
 
    - Thu, 27 Feb 2020 23:07:40 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Thu, 27 Feb 2020 23:07:40 +0200] rev 62
 
    - update locales
 
    - Thu, 27 Feb 2020 22:46:39 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Thu, 27 Feb 2020 22:46:39 +0200] rev 61
 
    - moved GridProgram to Canvas
 
    - Thu, 27 Feb 2020 14:38:58 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Thu, 27 Feb 2020 14:38:58 +0200] rev 60
 
    - fixed warning
 
    - Thu, 27 Feb 2020 14:38:48 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Thu, 27 Feb 2020 14:38:48 +0200] rev 59
 
    - fixed testing of whether screenToModelCoordinates's result value is behind the camera
 
    - Thu, 27 Feb 2020 12:23:42 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Thu, 27 Feb 2020 12:23:42 +0200] rev 58
 
    - use glm::project instead of figuring out the conversion manually...
 
    - Thu, 27 Feb 2020 11:56:41 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Thu, 27 Feb 2020 11:56:41 +0200] rev 57
 
    - use glm::unProject to implement screenToModelCoordinates
 
    - Wed, 26 Feb 2020 22:26:05 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Wed, 26 Feb 2020 22:26:05 +0200] rev 56
 
    - PartRenderer::modelToScreenCoordinates FINALLY WORKS
 
    - Wed, 26 Feb 2020 02:21:07 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Wed, 26 Feb 2020 02:21:07 +0200] rev 55
 
    - grid stuff
 
    - Thu, 13 Feb 2020 15:25:01 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Thu, 13 Feb 2020 15:25:01 +0200] rev 54
 
    - made the grid look nicer
 
    - Thu, 13 Feb 2020 12:51:27 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Thu, 13 Feb 2020 12:51:27 +0200] rev 53
 
    - added grid program