TTW-awful-jump2.diff

diff --git a/ThroughTheWindow b/ThroughTheWindow
index 8161553..7180fc3 100755
--- a/ThroughTheWindow
+++ b/ThroughTheWindow
@@ -64,15 +64,22 @@ class Game is Steroids::Game {
             $!last-cloud = $!distance;
         }
 
-        if self.is_pressed("Space") and $!runner.y == GROUNDLEVEL - $!runner.h {
-            $!runner.velocity[1] = -22;
-            unless $!jumped {
-                $!jumped = True;
-                my $b = self.add_sprite('banner2', self.width, GROUNDLEVEL);
-                $b.y += $b.h;
-                $b.velocity[0] = -5;
+        state $in-jump = False;
+        if self.is_pressed("Space") {
+            if $!runner.y == GROUNDLEVEL - $!runner.h or $in-jump {
+                $in-jump = True;
+                $!runner.velocity[1] = -22;
+                unless $!jumped {
+                    $!jumped = True;
+                    my $b = self.add_sprite('banner2', self.width, GROUNDLEVEL);
+                    $b.y += $b.h;
+                    $b.velocity[0] = -5;
+                }
             }
+        } else {
+            $in-jump = False;
         }
+
         $!distance++;
     }
 }