add 'organization' section to README.md

1 files changed, 10 insertions, 1 deletions

diff --git a/README.md b/README.md
index 808183f..72d09e1 100644
--- a/README.md
+++ b/README.md
@@ -12,6 +12,15 @@ bluerose is written in vanilla js and doesn't require any building. Simply spin
 To run the tests, just do `node test.js`.
 
 
+organization
+------------
+
+`index.html` and `main.js` are in the top-level directory, and are the main entry points for the app -- `index.html` loads and runs `main.js`. Everything else lives in `modules/`.
+
+* `modules/3rdparty/` contains stuff that was not written by yours truly.
+* `modules/Geometry.js` contains (as you might suppose) geometric primitives, including AABBs and a QuadTree implementation.
+
+
 credits
 -------
 
@@ -22,5 +31,5 @@ I've used [rhill's Javascript-Voronoi] algorithm in performing terrain generatio
 The terrain and mapping algorithms were very heavily inspired by mewo2's Uncharted Atlas, which has an [excellent explanatory page].
 
 
-[gorhill's Javascript-Voronoi`]: https://github.com/gorhill/Javascript-Voronoi/
+[rhill's Javascript-Voronoi`]: https://github.com/gorhill/Javascript-Voronoi/
 [excellent explanatory page]: https://mewo2.com/notes/terrain/