four corners webcam effect

2 files changed, 11 insertions, 2 deletions

diff --git a/irssi.txt b/irssi.txt
index 9a3011c..42ada16 100644
--- a/irssi.txt
+++ b/irssi.txt
@@ -88,9 +88,10 @@ If you do not want to do the autojoin thing these are the commands you'd normall
 SETTING UP IRSSI TO AUTOJOIN #SALLY
 ===================================
 
-First run irssi, then paste in these commands (changing yournick to your preferred nickname, etc)
+First run irssi, then paste in these commands.
+Please change YOUR_NICK_HERE to your preferred username!
 
-/network add -nick yournick -user yournick -realname "your name" Jollo
+/network add -nick YOUR_NICK_HERE -user YOUR_NICK_HERE -realname "YOUR NAME HERE" Jollo
 /server add -network Jollo -auto -ssl irc.jollo.org 9999
 /channel add -auto #sally Jollo
 /save
diff --git a/webcam.html b/webcam.html
index bbdeda2..fb010a9 100644
--- a/webcam.html
+++ b/webcam.html
@@ -149,6 +149,14 @@ var SHADERS = [
       rgbpixel(d, p, x, y < h/2 ? y : h-y-1, w, h)
     }
   },
+  { name: "four-corners",
+    shader: function(d, p, x, y, w, h){
+      rgbpixel(d, p,
+        Math.round(Math.abs(w*(2*(x/w-0.5)))),
+        Math.round(Math.abs(h*(2*((y+0.5)/h-0.5)))),
+        w, h)
+    }
+  },
 ]
 
 function rgbpixel(d, p, x, y, w, h) {