-INCLUDE "trace.ml"
-
let realloc l old_size new_size dummy =
let l' = Array.create new_size dummy in
for i = 0 to (min old_size new_size) - 1 do
}
+ let print fmt a =
+ Format.fprintf fmt "{ offset=%i;\n dummy=_;line=%a \n}\n%!"
+ a.offset
+ (Pretty.print_array ~sep:", " (fun fmt x ->
+ if x==a.dummy then
+ Format.fprintf fmt "%s" "D"
+ else
+ Format.fprintf fmt "%s" "E")) a.line
let add a i v =
if a.offset == ~-1 then a.offset <- i;
for j = 0 to len - 1 do
narray.(j) <- a.line.(j);
done;
- narray.(i - offset + 1) <- v;
+ narray.(i - offset) <- v;
a.line <- narray
end
else a.dummy
let dummy a = a.dummy
-(*
+
let iteri f a =
let line = a.line in
if a.offset == ~-1 then () else
for i = 0 to Array.length line - 1 do
- let v = a.(i)
+ let v = line.(i) in
f (i+a.offset) v (v==a.dummy)
done
-*)
+
end
struct
type 'a t = 'a Lvl1.t Lvl1.t
let create n a =
- let dummy1 = Lvl1.create 0 a in
+ let dummy1 = Lvl1.create 512 a in
{ Lvl1.line = Array.create n dummy1;
Lvl1.offset = ~-1;
Lvl1.dummy = dummy1;
let add a i j v =
let line = Lvl1.find a i in
if line == a.Lvl1.dummy then
- let nline = { line with Lvl1.offset = ~-1 } in
- Lvl1.add nline j v;
- Lvl1.add a i nline
+ let nline = Lvl1.create 0 line.Lvl1.dummy in
+ Lvl1.add a i nline;
+ Lvl1.add nline j v
else
Lvl1.add line j v
+
let find a i j =
let v = Lvl1.find a i in
if v == a.Lvl1.dummy then a.Lvl1.dummy.Lvl1.dummy
let dummy c = c.Lvl1.dummy.Lvl1.dummy
+ let iteri f a =
+ let line = a.Lvl1.line in
+ if a.Lvl1.offset == ~-1 then () else
+ for i = 0 to Array.length line - 1 do
+ Lvl1.iteri (f i) line.(i)
+ done
+
+
end
module Lvl3 =
type 'a t = 'a Lvl2.t Lvl1.t
let create n a =
- let dummy1 = Lvl2.create 0 a in
+ let dummy1 = Lvl2.create 512 a in
{ Lvl1.line = Array.create n dummy1;
Lvl1.offset = ~-1;
Lvl1.dummy = dummy1;
let add a i j k v =
let line = Lvl1.find a i in
if line == a.Lvl1.dummy then
- let nline = { line with Lvl1.offset = ~-1 } in
- Lvl2.add nline j k v;
- Lvl1.add a i nline
+ let nline = Lvl1.create 0 line.Lvl1.dummy in
+ Lvl1.add a i nline;
+ Lvl2.add nline j k v
else
Lvl2.add line j k v
let dummy a = Lvl2.dummy a.Lvl1.dummy
+ let iteri f a =
+ let line = a.Lvl1.line in
+ if a.Lvl1.offset == ~-1 then () else
+ for i = 0 to Array.length line - 1 do
+ Lvl2.iteri (f i) line.(i)
+ done
end