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439 | with Ada.Calendar;
with text_io; use text_io;
with Communications_with_User; use Communications_with_User;
with Timing_Package; use Timing_Package;
with Time_Stamps;
with Standard_Natural_Numbers; use Standard_Natural_Numbers;
with Standard_Natural_Numbers_io; use Standard_Natural_Numbers_io;
with Standard_Integer_Numbers; use Standard_Integer_Numbers;
with Standard_Integer_Numbers_io; use Standard_Integer_Numbers_io;
with Standard_Random_Numbers;
with Standard_Integer_Vectors;
with Standard_Integer_Vectors_io; use Standard_Integer_Vectors_io;
with Standard_Integer_VecVecs;
with Standard_Integer_Matrices;
with Standard_Integer_Matrices_io; use Standard_Integer_Matrices_io;
with Boolean_Matrices;
with Boolean_Matrices_io; use Boolean_Matrices_io;
with Standard_Random_Matrices;
with Integer_Permanents; use Integer_Permanents;
with Multitasking_Integer_Permanents;
procedure ts_mtperm is
-- DESCRIPTION :
-- Interactive test on the permanent computation of an integer matrix.
procedure Integer_Random_Test ( dim : in natural32 ) is
-- DESCRIPTION :
-- Generates a random integer matrix of the given dimension dim
-- and computes its permanent.
idm : constant integer32 := integer32(dim);
mat : constant Standard_Integer_Matrices.Matrix(1..idm,1..idm)
:= Standard_Random_Matrices.Random_Matrix(dim,dim,0,9);
per : integer64;
ans : character;
timer : Timing_Widget;
begin
put("A random "); put(dim,1); put("-by-"); put(dim,1);
put_line(" matrix : "); put(mat);
put("Do you want output of the factors ? (y/n) ");
Ask_Yes_or_No(ans);
tstart(timer);
if ans = 'y'
then per := Permanent(standard_output,mat);
else per := Permanent(mat);
end if;
tstop(timer);
put("The permanent : "); put(per,1); new_line;
new_line;
print_times(standard_output,timer,"Permanent Computation");
end Integer_Random_Test;
procedure Boolean_Random_Test ( dim : in natural32 ) is
-- DESCRIPTION :
-- Generates a random Boolean matrix of the given dimension dim
-- and computes its permanent.
idm : constant integer32 := integer32(dim);
mat : Boolean_Matrices.Matrix(1..idm,1..idm)
:= Standard_Random_Matrices.Random_Matrix(dim);
per : integer64;
ans : character;
timer : Timing_Widget;
begin
put("A random "); put(dim,1); put("-by-"); put(dim,1);
put_line(" matrix : "); put(mat);
put("Do you want output of the factors ? (y/n) ");
Ask_Yes_or_No(ans);
tstart(timer);
if ans = 'y'
then per := Permanent(standard_output,mat);
else per := Permanent(mat);
end if;
tstop(timer);
put("The permanent : "); put(per,1); new_line;
new_line;
print_times(standard_output,timer,"Permanent Computation");
end Boolean_Random_Test;
procedure Random_Test is
-- DESCRIPTION :
-- Prompts the user for the dimension
-- and asks whether the matrix is Boolean or not.
dim : natural32 := 0;
ans : character;
begin
new_line;
put("Give the dimension : "); get(dim);
put("Generate a Boolean matrix ? (y/n) ");
Ask_Yes_or_No(ans);
if ans = 'y'
then Boolean_Random_Test(dim);
else Integer_Random_Test(dim);
end if;
end Random_Test;
procedure Start_Integer_Random_Test ( dim : in natural32 ) is
-- DESCRIPTION :
-- Generates a random integer matrix of the given dimension dim
-- and computes its permanent, starting with the column indices
-- for a number of rows first.
idm : constant integer32 := integer32(dim);
mat : constant Standard_Integer_Matrices.Matrix(1..idm,1..idm)
:= Standard_Random_Matrices.Random_Matrix(dim,dim,0,9);
nbr : integer32 := 0;
begin
put("A random "); put(dim,1); put("-by-"); put(dim,1);
put_line(" matrix : "); put(mat);
put("Give the number of rows : "); get(nbr);
declare
nbstc : constant integer32
:= Number_of_Start_Columns(integer32(dim),nbr);
stcol : Standard_Integer_VecVecs.VecVec(1..nbstc);
cols : Standard_Integer_Vectors.Vector(mat'range(1))
:= (mat'range(1) => 0);
cnts : Standard_Integer_Vectors.Vector(mat'range(1))
:= (mat'range(1) => 1);
idx : integer32 := 0;
per : integer64;
ans : character;
begin
Start_Columns(mat'first(1),nbr,mat,cols,cnts,idx,stcol);
put_line("The start column indices : ");
for k in 1..idx loop
put(stcol(k)); new_line;
end loop;
put("Do you want output of the factors ? (y/n) ");
Ask_Yes_or_No(ans);
if ans = 'y'
then per := Start_Permanent(standard_output,nbr+1,stcol(1..idx),mat);
else per := Start_Permanent(nbr+1,stcol(1..idx),mat);
end if;
put("The permanent : "); put(per,1); new_line;
per := Permanent(mat);
put("The permanent : "); put(per,1); new_line;
end;
end Start_Integer_Random_Test;
procedure Start_Boolean_Random_Test ( dim : in natural32 ) is
-- DESCRIPTION :
-- Generates a random Boolean matrix of the given dimension dim
-- and computes its permanent, starting with the column indices
-- for a number of rows first.
idm : constant integer32 := integer32(dim);
mat : Boolean_Matrices.Matrix(1..idm,1..idm)
:= Standard_Random_Matrices.Random_Matrix(dim);
nbr : integer32 := 0;
begin
put("A random "); put(dim,1); put("-by-"); put(dim,1);
put_line(" matrix : "); put(mat);
put("Give the number of rows : "); get(nbr);
declare
nbstc : constant integer32
:= Number_of_Start_Columns(integer32(dim),nbr);
stcol : Standard_Integer_VecVecs.VecVec(1..nbstc);
cols : Standard_Integer_Vectors.Vector(mat'range(1))
:= (mat'range(1) => 0);
cnts : Standard_Integer_Vectors.Vector(mat'range(1))
:= (mat'range(1) => 1);
idx : integer32 := 0;
per : integer64;
ans : character;
begin
Start_Columns(mat'first(1),nbr,mat,cols,cnts,idx,stcol);
put_line("The start column indices : ");
for k in 1..idx loop
put(stcol(k)); new_line;
end loop;
put("Do you want output of the factors ? (y/n) ");
Ask_Yes_or_No(ans);
if ans = 'y'
then per := Start_Permanent(standard_output,nbr+1,stcol(1..idx),mat);
else per := Start_Permanent(nbr+1,stcol(1..idx),mat);
end if;
put("The permanent : "); put(per,1); new_line;
per := Permanent(mat);
put("The permanent : "); put(per,1); new_line;
end;
end Start_Boolean_Random_Test;
procedure Start_Random_Test is
-- DESCRIPTION :
-- Prompts the user for the dimension
-- and asks whether the matrix is Boolean or not.
dim : natural32 := 0;
ans : character;
begin
new_line;
put("Give the dimension : "); get(dim);
put("Generate a Boolean matrix ? (y/n) ");
Ask_Yes_or_No(ans);
if ans = 'y'
then Start_Boolean_Random_Test(dim);
else Start_Integer_Random_Test(dim);
end if;
end Start_Random_Test;
procedure Multitasked_Boolean_Test ( dim : in natural32 ) is
-- DESCRIPTION :
-- Generates a random integer matrix of the given dimension dim
-- and computes its permanent.
-- Elapsed wall clock times in seconds are written.
idm : constant integer32 := integer32(dim);
mat : constant Boolean_Matrices.Matrix(1..idm,1..idm)
:= Standard_Random_Matrices.Random_Matrix(dim);
per : integer64;
nbrows,ntasks : integer32 := 0;
ans : character;
verb : boolean;
multstart,multstop,seristart,seristop : Ada.Calendar.Time;
begin
put("A random "); put(dim,1); put("-by-"); put(dim,1);
put_line(" matrix : "); put(mat);
put("Give the number of first rows : "); get(nbrows);
put("Give the number of tasks : "); get(ntasks);
put("Output during computations ? "); Ask_Yes_or_No(ans);
verb := (ans = 'y');
multstart := Ada.Calendar.Clock;
per := Multitasking_Integer_Permanents.Permanent(mat,nbrows,ntasks,verb);
multstop := Ada.Calendar.Clock;
put("The permanent : "); put(per,1); new_line;
seristart := Ada.Calendar.Clock;
per := Permanent(mat);
seristop := Ada.Calendar.Clock;
put("The permanent : "); put(per,1); new_line;
new_line;
put_line("Elapsed time on multitasking : ");
Time_Stamps.Write_Elapsed_Time(standard_output,multstart,multstop);
new_line;
put_line("Elapsed time without multitasking : ");
Time_Stamps.Write_Elapsed_Time(standard_output,seristart,seristop);
end Multitasked_Boolean_Test;
procedure Multitasked_Integer_Test ( dim : in natural32 ) is
-- DESCRIPTION :
-- Generates a random integer matrix of the given dimension dim
-- and computes its permanent.
idm : constant integer32 := integer32(dim);
mat : constant Standard_Integer_Matrices.Matrix(1..idm,1..idm)
:= Standard_Random_Matrices.Random_Matrix(dim,dim,0,9);
per : integer64;
nbrows,ntasks : integer32 := 0;
ans : character;
verb : boolean;
multstart,multstop,seristart,seristop : Ada.Calendar.Time;
begin
put("A random "); put(dim,1); put("-by-"); put(dim,1);
put_line(" matrix : "); put(mat);
put("Give the number of first rows : "); get(nbrows);
put("Give the number of tasks : "); get(ntasks);
put("Output during computations ? "); Ask_Yes_or_No(ans);
verb := (ans = 'y');
multstart := Ada.Calendar.Clock;
per := Multitasking_Integer_Permanents.Permanent(mat,nbrows,ntasks,verb);
multstop := Ada.Calendar.Clock;
put("The permanent : "); put(per,1); new_line;
seristart := Ada.Calendar.Clock;
per := Permanent(mat);
seristop := Ada.Calendar.Clock;
put("The permanent : "); put(per,1); new_line;
new_line;
put_line("Elapsed time on multitasking : ");
Time_Stamps.Write_Elapsed_Time(standard_output,multstart,multstop);
new_line;
put_line("Elapsed time without multitasking : ");
Time_Stamps.Write_Elapsed_Time(standard_output,seristart,seristop);
end Multitasked_Integer_Test;
procedure Multitasked_Test is
-- DESCRIPTION :
-- Prompts the user for the dimension
-- and asks whether the matrix is Boolean or not.
dim : natural32 := 0;
ans : character;
begin
new_line;
put("Give the dimension : "); get(dim);
put("Generate a Boolean matrix ? (y/n) ");
Ask_Yes_or_No(ans);
if ans = 'y'
then Multitasked_Boolean_Test(dim);
else Multitasked_Integer_Test(dim);
end if;
end Multitasked_Test;
procedure Doubling_Multitasked_Boolean_Test ( dim : in natural32 ) is
-- DESCRIPTION :
-- Generates a random integer matrix of the given dimension dim
-- and computes its permanent.
-- Elapsed wall clock times in seconds are written.
idm : constant integer32 := integer32(dim);
mat : constant Boolean_Matrices.Matrix(1..idm,1..idm)
:= Standard_Random_Matrices.Random_Matrix(dim);
per : integer64;
nbrows,ntasks,maxnbtasks : integer32 := 0;
ans : character;
verb : boolean;
timestart,timestop : Ada.Calendar.Time;
begin
put("A random "); put(dim,1); put("-by-"); put(dim,1);
put_line(" matrix : "); put(mat);
put("Give the number of first rows : "); get(nbrows);
put("Give the largest number of tasks : "); get(maxnbtasks);
put("Output during computations ? "); Ask_Yes_or_No(ans);
verb := (ans = 'y');
timestart := Ada.Calendar.Clock;
per := Permanent(mat);
timestop := Ada.Calendar.Clock;
put("The permanent : "); put(per,1); new_line;
put_line("Elapsed time without multitasking : ");
Time_Stamps.Write_Elapsed_Time(standard_output,timestart,timestop);
ntasks := 2;
while ntasks <= maxnbtasks loop
timestart := Ada.Calendar.Clock;
per := Multitasking_Integer_Permanents.Permanent(mat,nbrows,ntasks,verb);
timestop := Ada.Calendar.Clock;
put("The permanent : "); put(per,1); new_line;
put("With "); put(ntasks,1); put(" tasks. ");
Time_Stamps.Write_Elapsed_Time(standard_output,timestart,timestop);
ntasks := 2*ntasks;
end loop;
end Doubling_Multitasked_Boolean_Test;
procedure Doubling_Multitasked_Integer_Test ( dim : in natural32 ) is
-- DESCRIPTION :
-- Generates a random integer matrix of the given dimension dim
-- and computes its permanent.
idm : constant integer32 := integer32(dim);
mat : constant Standard_Integer_Matrices.Matrix(1..idm,1..idm)
:= Standard_Random_Matrices.Random_Matrix(dim,dim,0,9);
per : integer64;
nbrows,ntasks,maxnbtasks : integer32 := 0;
ans : character;
verb : boolean;
timestart,timestop : Ada.Calendar.Time;
begin
put("A random "); put(dim,1); put("-by-"); put(dim,1);
put_line(" matrix : "); put(mat);
put("Give the number of first rows : "); get(nbrows);
put("Give the maximum number of tasks : "); get(maxnbtasks);
put("Output during computations ? "); Ask_Yes_or_No(ans);
verb := (ans = 'y');
timestart := Ada.Calendar.Clock;
per := Permanent(mat);
timestop := Ada.Calendar.Clock;
put("The permanent : "); put(per,1); new_line;
put_line("Elapsed time without multitasking : ");
Time_Stamps.Write_Elapsed_Time(standard_output,timestart,timestop);
ntasks := 2;
while ntasks <= maxnbtasks loop
timestart := Ada.Calendar.Clock;
per := Multitasking_Integer_Permanents.Permanent(mat,nbrows,ntasks,verb);
timestop := Ada.Calendar.Clock;
put("The permanent : "); put(per,1); new_line;
put("With "); put(ntasks,1); put(" tasks. ");
Time_Stamps.Write_Elapsed_Time(standard_output,timestart,timestop);
ntasks := 2*ntasks;
end loop;
end Doubling_Multitasked_Integer_Test;
procedure Doubling_Multitasked_Test is
-- DESCRIPTION :
-- Prompts the user for the dimension
-- and asks whether the matrix is Boolean or not.
-- Starting with the serial run,
-- the number of tasks doubles in each stage.
dim : natural32 := 0;
ans : character;
begin
new_line;
put("Give the dimension : "); get(dim);
put("Generate a Boolean matrix ? (y/n) ");
Ask_Yes_or_No(ans);
if ans = 'y'
then Doubling_Multitasked_Boolean_Test(dim);
else Doubling_Multitasked_Integer_Test(dim);
end if;
end Doubling_Multitasked_Test;
procedure Main is
ans : character;
begin
new_line;
put_line("MENU to test a permament computation : ");
put_line(" 1. test on a randomly generated matrix;");
put_line(" 2. compute start columns for the first rows;");
put_line(" 3. test multitasked permanent computation;");
put_line(" 4. double the number of tasks in each stage.");
put("Type 1, 2, 3, or 4 to choose a test : ");
Ask_Alternative(ans,"1234");
case ans is
when '1' => Random_Test;
when '2' => Start_Random_Test;
when '3' => Multitasked_Test;
when '4' => Doubling_Multitasked_Test;
when others => null;
end case;
end Main;
begin
Main;
end ts_mtperm;
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