Document collision types

include/global.fieldmap.h

@@ -259,7 +259,20 @@ enum
 
 enum
 {
-    COLLISION_LEDGE_JUMP = 6
+    COLLISION_NONE,
+    COLLISION_OUTSIDE_RANGE,
+    COLLISION_IMPASSABLE,
+    COLLISION_ELEVATION_MISMATCH,
+    COLLISION_EVENT_OBJECT,
+    COLLISION_STOP_SURFING,
+    COLLISION_LEDGE_JUMP,
+    COLLISION_PUSHED_BOULDER,
+    COLLISION_ROTATING_GATE,
+    COLLISION_WHEELIE_HOP,
+    COLLISION_ISOLATED_VERTICAL_RAIL,
+    COLLISION_ISOLATED_HORIZONTAL_RAIL,
+    COLLISION_VERTICAL_RAIL,
+    COLLISION_HORIZONTAL_RAIL,
 };
 
 // player running states