mp2i-vms.fr
507 lines
16 KiB
OCaml
507 lines
16 KiB
OCaml
open Graphics ;;
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Random.self_init () ;;
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(* Dynamic getchar function *)
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let get1char () =
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let termio = Unix.tcgetattr Unix.stdin in
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let () =
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Unix.tcsetattr Unix.stdin Unix.TCSADRAIN
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{ termio with Unix.c_icanon = false } in
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let res = input_char stdin in
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Unix.tcsetattr Unix.stdin Unix.TCSADRAIN termio;
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res
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(* Some digit display functions *)
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let rec ln10 n = match n with
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| k when k < 0 -> failwith "Are you sure about that ?"
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| k when k < 10 -> 0
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| k -> 1 + ln10 (k/10) ;;
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let delta i j =
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if i = j then 1 else 0 ;;
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let abs n =
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if n > 0 then n else -n ;;
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let draw_integer x0 y n0 len =
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(* 7-seg display *)
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set_line_width (max 1 (len/4));
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let n = ref n0 in
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let size = ln10 (abs n0) in
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let offset = ref (size*(len*11/7)/2) in
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let initial_i = ref 1 in
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if !n < 0 then begin
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offset := (size+1)*(len*11/7)/2;
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let x = x0 + !offset - (size+1)*(len*11/7) in
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draw_poly_line [|(x-len/2, y); (x+len/2, y)|];
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n := !n * (-1);
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decr initial_i ;
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end;
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for i = !initial_i to (size + !initial_i) do
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let x = x0 + !offset - i*(len*11/7) in
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if Array.mem (!n mod 10) [|0; 4; 5; 6; 7; 8; 9|] then
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draw_poly_line [|(x-len/2, y+len); (x-len/2, y)|];
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if Array.mem (!n mod 10) [|0; 2; 3; 5; 6; 7; 8; 9|] then
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draw_poly_line [|(x-len/2, y+len); (x+len/2, y+len)|];
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if Array.mem (!n mod 10) [|0; 1; 2; 3; 4; 7; 8; 9|] then
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draw_poly_line [|(x+len/2, y+len); (x+len/2, y)|];
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if Array.mem (!n mod 10) [|2; 3; 4; 5; 6; 8; 9|] then
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draw_poly_line [|(x-len/2, y); (x+len/2, y)|];
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if Array.mem (!n mod 10) [|0; 1; 3; 4; 5; 6; 7; 8; 9|] then
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draw_poly_line [|(x+len/2, y-len); (x+len/2, y)|];
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if Array.mem (!n mod 10) [|0; 2; 3; 5; 6; 8; 9|] then
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draw_poly_line [|(x-len/2, y-len); (x+len/2, y-len)|];
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if Array.mem (!n mod 10) [|0; 2; 6; 8|] then
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draw_poly_line [|(x-len/2, y-len); (x-len/2, y)|];
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n := !n/10;
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done ;;
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let draw_integer_alignedleft x0 y n0 len =
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(* 7-seg display 2 *)
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set_line_width (max 1 (len/4));
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let n = ref n0 in
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let size = ln10 (abs n0) in
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let cur_x = ref (x0 + size*(len*11/7)) in
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if !n < 0 then begin
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n := !n * (-1);
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draw_poly_line [|(x0, y); (x0+len, y)|];
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cur_x := !cur_x + (len*11/7)
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end;
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for i = 0 to size do
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let x = !cur_x in
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if Array.mem (!n mod 10) [|0; 4; 5; 6; 7; 8; 9|] then
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draw_poly_line [|(x, y+len); (x, y)|];
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if Array.mem (!n mod 10) [|0; 2; 3; 5; 6; 7; 8; 9|] then
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draw_poly_line [|(x, y+len); (x+len, y+len)|];
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if Array.mem (!n mod 10) [|0; 1; 2; 3; 4; 7; 8; 9|] then
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draw_poly_line [|(x+len, y+len); (x+len, y)|];
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if Array.mem (!n mod 10) [|2; 3; 4; 5; 6; 8; 9|] then
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draw_poly_line [|(x, y); (x+len, y)|];
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if Array.mem (!n mod 10) [|0; 1; 3; 4; 5; 6; 7; 8; 9|] then
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draw_poly_line [|(x+len, y-len); (x+len, y)|];
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if Array.mem (!n mod 10) [|0; 2; 3; 5; 6; 8; 9|] then
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draw_poly_line [|(x, y-len); (x+len, y-len)|];
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if Array.mem (!n mod 10) [|0; 2; 6; 8|] then
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draw_poly_line [|(x, y-len); (x, y)|];
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n := !n/10;
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cur_x := !cur_x - (len*11/7);
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done ;;
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let decode_letter x y len arr =
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set_line_width 3;
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if arr.(0) = 1 then
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draw_poly_line [|(x, y+len); (x, y)|];
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if arr.(1) = 1 then
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draw_poly_line [|(x, y-len); (x, y)|];
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if arr.(2) = 1 then
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draw_poly_line [|(x, y+len); (x+len, y+len)|];
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if arr.(3) = 1 then
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draw_poly_line [|(x, y+len); (x+len, y)|];
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if arr.(4) = 1 then
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draw_poly_line [|(x, y); (x+len, y+len)|];
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if arr.(5) = 1 then
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draw_poly_line [|(x, y); (x+len, y)|];
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if arr.(6) = 1 then
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draw_poly_line [|(x, y); (x+len, y-len)|];
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if arr.(7) = 1 then
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draw_poly_line [|(x, y-len); (x+len, y)|];
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if arr.(8) = 1 then
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draw_poly_line [|(x+len, y-len); (x, y-len)|];
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if arr.(9) = 1 then
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draw_poly_line [|(x+len, y+len); (x+len, y)|];
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if arr.(10) = 1 then
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draw_poly_line [|(x+len, y-len); (x+len, y)|];;
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let draw_letter x y c len = match c with
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|'a'|'A' -> decode_letter x y len [|1; 1; 1; 0; 0; 1; 0; 0; 0; 1; 1|]
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|'b'|'B' -> decode_letter x y len [|1; 1; 0; 0; 0; 1; 0; 0; 1; 0; 1|]
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|'c'|'C' -> decode_letter x y len [|1; 1; 1; 0; 0; 0; 0; 0; 1; 0; 0|]
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|'d'|'D' -> decode_letter x y len [|0; 0; 1; 0; 0; 0; 0; 0; 1; 1; 1|]; draw_poly_line [|(x+len/2, y+len); (x+len/2, y-len)|]
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|'e'|'E' -> decode_letter x y len [|1; 1; 1; 0; 0; 1; 0; 0; 1; 0; 0|]
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|'f'|'F' -> decode_letter x y len [|1; 1; 1; 0; 0; 1; 0; 0; 0; 0; 0|]
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|'g'|'G' -> decode_letter x y len [|1; 1; 1; 0; 0; 0; 0; 0; 1; 0; 1|]
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|'h'|'H' -> decode_letter x y len [|1; 1; 0; 0; 0; 1; 0; 0; 0; 1; 1|]
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|'i'|'I' -> draw_poly_line [|(x+len/2, y+len); (x+len/2, y-len)|];
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|'j'|'J' -> decode_letter x y len [|0; 1; 0; 0; 0; 0; 0; 0; 1; 1; 1|]
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|'k'|'K' -> decode_letter x y len [|1; 1; 0; 0; 1; 0; 1; 0; 0; 0; 0|]
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|'l'|'L' -> decode_letter x y len [|1; 1; 0; 0; 0; 0; 0; 0; 1; 0; 0|]
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|'m'|'M' -> decode_letter x y len [|1; 1; 0; 0; 0; 0; 0; 0; 0; 1; 1|]; draw_poly_line [|(x, y+len); (x+len/2, y)|]; draw_poly_line [|(x+len/2, y); (x+len, y+len)|]
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|'n'|'N' -> decode_letter x y len [|1; 1; 0; 1; 0; 0; 0; 0; 0; 1; 1|]
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|'o'|'O' -> decode_letter x y len [|1; 1; 1; 0; 0; 0; 0; 0; 1; 1; 1|]
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|'p'|'P' -> decode_letter x y len [|1; 1; 1; 0; 0; 1; 0; 0; 0; 1; 0|]
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|'q'|'Q' -> decode_letter x y len [|1; 0; 1; 0; 0; 1; 0; 0; 0; 1; 1|]
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|'r'|'R' -> decode_letter x y len [|1; 1; 1; 0; 0; 1; 1; 0; 0; 1; 0|]
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|'s'|'S' -> decode_letter x y len [|1; 0; 1; 0; 0; 1; 0; 0; 1; 0; 1|]
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|'t'|'T' -> decode_letter x y len [|1; 1; 0; 0; 0; 1; 0; 0; 1; 0; 0|]
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|'u'|'U' -> decode_letter x y len [|1; 1; 0; 0; 0; 0; 0; 0; 1; 1; 1|]
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|'v'|'V' -> decode_letter x y len [|1; 1; 0; 0; 0; 0; 0; 1; 0; 1; 0|]
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|'w'|'W' -> decode_letter x y len [|1; 1; 0; 0; 0; 0; 1; 1; 0; 1; 1|]
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|'x'|'X' -> draw_poly_line [|(x, y+len); (x+len, y-len)|]; draw_poly_line [|(x, y-len); (x+len, y+len)|]
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|'y'|'Y' -> decode_letter x y len [|1; 0; 0; 0; 0; 1; 0; 1; 0; 1; 0|]
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|'z'|'Z' -> decode_letter x y len [|0; 1; 1; 0; 1; 0; 0; 0; 1; 0; 0|]
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| _ -> () ;;
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let draw_string x0 y s len =
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let cur_x = ref x0 in
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for i = 0 to String.length s -1 do
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draw_letter !cur_x y s.[i] len;
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cur_x := !cur_x + (len*10/7)
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done;;
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(* Arithmetical functions *)
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type calcul =
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Val of int |
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Plus of calcul * calcul |
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Minus of calcul * calcul |
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Exp of calcul * int | (* u^n *)
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Multiply of calcul * calcul ;;
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let print_sign c x y len = match c with
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| '+' -> draw_poly_line [|(x, y); (x+len, y)|]; draw_poly_line [|(x+len/2, y+len/2); (x+len/2, y-len/2)|]
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| '-' -> draw_poly_line [|(x, y); (x+len, y)|]
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| '*' -> draw_poly_line [|(x+len/4, y+len/2); (x+3*len/4, y-len/2)|]; draw_poly_line [|(x+len/4, y-len/2); (x+3*len/4, y+len/2)|]
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| '^' -> () (* TODO *)
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| '(' ->
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moveto (x+len) (y+len+len/5);
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set_line_width (max 1 (len/4));
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set_color black ;
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curveto (x+len/2, y) (x+len/2, y) (x+len, y-len-len/5)
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| ')' ->
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moveto (x) (y+len+len/5);
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set_line_width (max 1 (len/4));
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set_color black ;
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curveto (x+len/2, y) (x+len/2, y) (x, y-len-len/5)
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| _ -> () ;;
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let print_math fm x0 y0 size =
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let current_x = ref x0 in
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let current_y = ref y0 in
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let rec aux f = match f with
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| Val x ->
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current_x := !current_x + size/3;
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draw_integer_alignedleft (!current_x) !current_y x size;
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current_x := !current_x + (size*(2 + ln10 (abs x)));
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current_x := !current_x + size/3
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| Plus (a, b) ->
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aux a;
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print_sign '+' !current_x !current_y size;
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current_x := !current_x + size*11/7;
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aux b
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| Minus (a, b) ->
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aux a;
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print_sign '-' !current_x !current_y size;
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current_x := !current_x + size*11/7;
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aux b
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| Multiply (a, b) ->
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aux a;
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print_sign '*' !current_x !current_y size;
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current_x := !current_x + size*11/7;
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aux b
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| Exp (a, n) ->
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()
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in aux fm ;;
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let generate_tier_1 length inf sup =
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let rec aux n = match (Random.int 2) with
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| 0 -> begin
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match n with
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| 0 -> Val (1 + Random.int (sup-inf) + inf)
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| 1 -> Val (1 + Random.int (sup-inf) + inf)
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| k -> Plus (aux (k-1), Val (1 + Random.int (sup-inf) + inf))
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end
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| 1 -> begin
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match n with
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| 0 -> Val (1 + Random.int (sup-inf) + inf)
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| 1 -> Val (1 + Random.int (sup-inf) + inf)
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| k -> Minus (aux (k-1), Val (1 + Random.int (sup-inf) + inf))
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end
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| _ -> failwith "Never happen"
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in aux length ;;
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let generate_tier_2 length inf sup mreduction =
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let rec aux n = match (Random.int 3) with
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| 0 -> begin
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match n with
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| 0 -> Val (1 + Random.int (sup-inf) + inf)
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| 1 -> Val (1 + Random.int (sup-inf) + inf)
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| k -> Plus (aux (k-1), Val (1 + Random.int (sup-inf) + inf))
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end
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| 1 -> begin
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match n with
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| 0 -> Val (1 + Random.int (sup-inf) + inf)
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| 1 -> Val (1 + Random.int (sup-inf) + inf)
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| k -> Minus (aux (k-1), Val (1 + Random.int (sup-inf) + inf))
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end
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| 2 -> begin
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match n with
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| 0 -> Val (1 + Random.int (sup-inf) + inf)
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| 1 -> Val (1 + Random.int (sup-inf) + inf)
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| k -> Plus (Multiply (Val ((1 + Random.int (sup-inf) + inf)/mreduction), Val ((1 + Random.int (sup-inf) + inf)/mreduction)), aux (k-2))
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end
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| _ -> failwith "Never happen"
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in aux length ;;
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let rec pw x n = match n with
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| 0 -> 1
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| 1 -> x
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| k when k mod 2 = 0 -> let res = pw x (n/2) in res*res
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| k -> let res = pw x (n/2) in res*res*x ;;
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(* Boi *)
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let rec eval_exp fm = match fm with
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| Plus (a, b) -> Plus (eval_exp a, eval_exp b)
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| Minus (a, b) -> Minus (eval_exp a, eval_exp b)
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| Multiply (a, b) -> Multiply (eval_exp a, eval_exp b)
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| Val x -> Val x
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| Exp (a, n) -> Val (pw (evaluate a) n)
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and eval_mult fm = match fm with
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| Plus (a, b) -> Plus (eval_mult a, eval_mult b)
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| Minus (a, b) -> Minus (eval_mult a, eval_mult b)
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| Val x -> Val x
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| Exp (a, n) -> Exp(eval_mult a, n)
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| Multiply (a, b) -> Val ((evaluate a) * (evaluate b))
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and eval_plus fm = match fm with
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| Val x -> x
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| Plus (a, b) -> (evaluate a) + (evaluate b)
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| Minus (a, b) -> (evaluate a) - (evaluate b)
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| Exp (a, n) -> failwith "_Impossible"
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| Multiply (a, b) -> failwith "Impossible_"
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and evaluate fm =
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eval_plus (eval_mult (eval_exp fm)) ;;
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(* Game config *)
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exception Exit ;;
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let update_char_settings code buf pointer ndiff = match code with
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| k when k >= 48 && k <= 57 ->
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(* Integer *)
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if !buf >= 0 then begin
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buf := !buf * 10;
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buf := !buf + code - 48;
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end
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else begin
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buf := !buf * (-1);
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buf := !buf * 10;
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buf := !buf + code - 48;
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buf := !buf * (-1);
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end;
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true
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| 10 ->
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raise Exit
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| 115 ->
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(* s *)
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set_color white;
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fill_circle 20 (800 - !pointer * 90) 10;
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pointer := (!pointer + 1) mod ndiff;
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set_color (rgb 32 192 32);
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fill_circle 20 (800 - !pointer * 90) 10;
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false
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| 122 ->
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(* z *)
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set_color white;
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fill_circle 20 (800 - !pointer * 90) 10;
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decr pointer;
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if !pointer < 0 then pointer := ndiff -1;
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set_color (rgb 32 192 32);
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fill_circle 20 (800 - !pointer * 90) 10;
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false
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| 127 ->
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(* Delete *)
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if !buf >= 0 then begin
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buf := !buf / 10
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end
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else begin
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buf := !buf * (-1);
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buf := !buf / 10;
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buf := !buf * (-1);
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end;
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true
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| _ -> false ;;
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type game_setting = {mutable inf : int; mutable sup : int; mutable diff : int; mutable count : int} ;;
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type modifiers = {mutable brackets : bool; mutable timed : bool} ;;
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let settings_menu () =
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open_graph " 1000x1000";
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set_window_title "Math";
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let setting = {inf = 1 ; sup = 100 ; diff = 1; count = 8} in
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let ft = ref true in
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try
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Stdlib.print_endline "-------------------------";
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let ptr = ref 0 in
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let buffer = ref 0 in
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while true do
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let c = get1char () in
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let code = Char.code c in
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if !ft || update_char_settings code buffer ptr 4 then begin
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ft := false;
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if !ptr = 0 then
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setting.inf <- !buffer
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else if !ptr = 1 then
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setting.sup <- !buffer
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else if !ptr = 2 then
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setting.diff <- !buffer
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else if !ptr = 3 then
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setting.count <- !buffer;
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open_graph " 1000x1000";
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set_window_title "Math";
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set_color (rgb 32 192 32);
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fill_circle 20 (800 - !ptr * 90) 10;
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set_color black;
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(*draw_string 10 950 "abcdefghijklmnopqrstuvwxyz" 20; *)
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draw_string 40 800 "min value" 20;
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draw_integer_alignedleft 400 800 setting.inf 20;
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draw_string 40 710 "max value" 20;
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draw_integer_alignedleft 400 710 setting.sup 20;
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draw_string 40 620 "difficulty" 20;
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draw_integer_alignedleft 400 620 setting.diff 20;
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draw_string 40 530 "num count" 20;
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draw_integer_alignedleft 400 530 setting.count 20;
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end;
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set_color black;
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done;
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failwith "Not possible"
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with
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| Exit -> setting ;;
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(* Core functions *)
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(* Main *)
|
|
|
|
let update_char_main code buf = match code with
|
|
| k when k >= 48 && k <= 57 ->
|
|
(* Integer *)
|
|
if !buf >= 0 then begin
|
|
buf := !buf * 10;
|
|
buf := !buf + code - 48;
|
|
end
|
|
else begin
|
|
buf := !buf * (-1);
|
|
|
|
buf := !buf * 10;
|
|
buf := !buf + code - 48;
|
|
|
|
buf := !buf * (-1);
|
|
end;
|
|
true
|
|
| 45 ->
|
|
(* Minus sign *)
|
|
buf := !buf * (-1); true
|
|
| 127 ->
|
|
(* Delete *)
|
|
if !buf >= 0 then begin
|
|
buf := !buf / 10
|
|
end
|
|
else begin
|
|
buf := !buf * (-1);
|
|
|
|
buf := !buf / 10;
|
|
|
|
buf := !buf * (-1);
|
|
end;
|
|
true
|
|
| _ ->
|
|
false ;;
|
|
|
|
let main stng =
|
|
open_graph " 1000x1000";
|
|
set_window_title "Math";
|
|
|
|
let buffer = ref 0 in
|
|
let ft = ref true in
|
|
|
|
try
|
|
let math = ref (generate_tier_2 stng.count stng.inf stng.sup 5) in
|
|
let answer = ref (evaluate !math) in
|
|
let clock = ref 0 in
|
|
let frames = ref 0 in
|
|
while true do
|
|
let ch = get1char () in
|
|
let chint = Char.code ch in
|
|
|
|
if !ft || update_char_main chint buffer then begin
|
|
ft := false;
|
|
open_graph " 1000x1000";
|
|
set_window_title "Math";
|
|
|
|
if !answer = !buffer then begin
|
|
math := (generate_tier_2 6 1 100 5);
|
|
answer := evaluate !math;
|
|
buffer := 0;
|
|
end;
|
|
|
|
print_math !math 10 900 15;
|
|
draw_integer_alignedleft 10 800 !answer 15;
|
|
draw_integer_alignedleft 10 300 !buffer 20;
|
|
end;
|
|
|
|
Unix.sleepf 0.025;
|
|
incr frames;
|
|
if !frames >= 40 then begin
|
|
Stdlib.print_endline "EEE";
|
|
frames := 0;
|
|
incr clock;
|
|
set_color white;
|
|
draw_poly_line [|(0, 0); (1000, 0); (1000, 60); (0, 60)|];
|
|
set_color black;
|
|
draw_integer 500 30 !clock 30;
|
|
end;
|
|
done;
|
|
with
|
|
| exn -> close_graph (); raise exn ;;
|
|
|
|
let setting = settings_menu () ;;
|
|
main setting ;;
|
|
|
|
(* ocamlfind ocamlc -linkpkg -package unix -linkpkg -package graphics main.ml *) |