{"id":806,"date":"2008-05-28T14:05:03","date_gmt":"2008-05-28T14:05:03","guid":{"rendered":"http:\/\/6teen.ru\/?p=696"},"modified":"2008-05-28T14:05:03","modified_gmt":"2008-05-28T14:05:03","slug":"9863","status":"publish","type":"post","link":"http:\/\/pblog.ru\/lab\/?p=806","title":{"rendered":"\u0421\u043a\u0432\u043e\u0437\u044c \u0412\u0441\u0435\u043b\u0435\u043d\u043d\u0443\u044e \u0441 \u0434\u043e\u043f\u043e\u043b\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u043c\u0438 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044f\u043c\u0438"},"content":{"rendered":"<p>\u0421\u043a\u0432\u043e\u0437\u044c \u0412\u0441\u0435\u043b\u0435\u043d\u043d\u0443\u044e \u0441 \u0434\u043e\u043f\u043e\u043b\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u043c\u0438 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044f\u043c\u0438<br \/>\n<!--more--><\/p>\n<pre class=\"alt2\" style=\"margin:0px; padding:6px; border:1px inset; width:580px; height:320px; overflow:auto\"><div>\u0421\u043a\u0432\u043e\u0437\u044c \u0412\u0441\u0435\u043b\u0435\u043d\u043d\u0443\u044e \u0441 \u0434\u043e\u043f\u043e\u043b\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u043c\u0438 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044f\u043c\u0438\n\n{ **** UBPFD *********** by delphibase.endimus.com ****\n>> \"\u0421\u043a\u0432\u043e\u0437\u044c \u0412\u0441\u0435\u043b\u0435\u043d\u043d\u0443\u044e\" \u0441 \u0434\u043e\u043f\u043e\u043b\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u043c\u0438 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044f\u043c\u0438\n\n\u0414\u0435\u043c\u043e\u043d\u0441\u0442\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u044b\u0439 \u043f\u0440\u0438\u043c\u0435\u0440, \u0434\u0438\u043d\u0430\u043c\u0438\u0447\u0435\u0441\u043a\u0438 \u0440\u0438\u0441\u0443\u044e\u0449\u0438\u0439 \"\u0434\u0432\u0438\u0436\u0435\u043d\u0438\u0435 \u0441\u0440\u0435\u0434\u0438 \u0437\u0432\u0451\u0437\u0434\" \u0441 \u0432\u0440\u0430\u0449\u0435\u043d\u0438\u0435\u043c.\n\n\u0417\u0430\u0432\u0438\u0441\u0438\u043c\u043e\u0441\u0442\u0438: Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs\n\u0410\u0432\u0442\u043e\u0440:       Dimka Maslov, mainbox@endimus.ru, ICQ:148442121, \u0421\u0430\u043d\u043a\u0442-\u041f\u0435\u0442\u0435\u0440\u0431\u0443\u0440\u0433\nCopyright:   Dimka Maslov\n\u0414\u0430\u0442\u0430:        1 \u0430\u0432\u0433\u0443\u0441\u0442\u0430 2003 \u0433.\n***************************************************** }\n\nunit Starfields;\n\ninterface\n\nuses\n  Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs;\n\ntype\n  TForm1 = class(TForm)\n    procedure FormCreate(Sender: TObject);\n    procedure FormPaint(Sender: TObject);\n    procedure FormResize(Sender: TObject);\n  private\n    procedure AB00(var Message); message $AB00;\n  public\n    { Public declarations }\n  end;\n\nvar\n  Form1: TForm1;\n\nimplementation\n\n{$R *.DFM}\n\ntype\n  TPoint = packed record\n    X, Y, Z, R, Phi: Double;\n  end;\n\nconst\n  NumStars = 2000; \/\/ \u041a\u043e\u043b\u0438\u0447\u0435\u0441\u0442\u0432\u043e \u0437\u0432\u0451\u0437\u0434,\n  \/\/ \u0443\u043f\u0440\u0430\u0432\u043b\u044f\u0435\u0442 \u043e\u0431\u0449\u0435\u0439 \u043f\u043b\u043e\u0442\u043d\u043e\u0441\u0442\u044c\u044e \u0437\u0432\u0451\u0437\u0434\u043d\u043e\u0433\u043e \u043f\u043e\u043b\u044f\n\n  RangeY = 7000; \/\/ \u041c\u0430\u043a\u0441\u0438\u043c\u0430\u043b\u044c\u043d\u043e\u0435 \u0440\u0430\u0441\u0441\u0442\u043e\u044f\u043d\u0438\u0435 \u043e\u0442 \u043a\u0430\u0440\u0442\u0438\u043d\u043d\u043e\u0439 \u043f\u043b\u043e\u0441\u043a\u043e\u0441\u0442\u0438 \u0434\u043e \u0437\u0432\u0435\u0437\u0434\u044b,\n  \/\/ \u0443\u043f\u0440\u0430\u0432\u043b\u044f\u0435\u0442 \u043f\u043b\u043e\u0442\u043d\u043e\u0441\u0442\u044c\u044e \u0437\u0432\u0451\u0437\u0434 \u0432 \u0446\u0435\u043d\u0442\u0440\u0435\n\n  RangeR = 7000; \/\/ \u041c\u0430\u043a\u0441\u0438\u043c\u0430\u043b\u044c\u043d\u043e\u0435 \u0440\u0430\u0434\u0438\u0430\u043b\u044c\u043d\u043e\u0435 \u0443\u0434\u0430\u043b\u0435\u043d\u0438\u0435 \u043e\u0442 \u043b\u0443\u0447\u0430 \u0437\u0440\u0435\u043d\u0438\u044f \u0434\u043e \u0437\u0432\u0435\u0437\u0434\u044b,\n  \/\/ \u0443\u043f\u0440\u0430\u0432\u043b\u044f\u0435\u0442 \u043f\u043b\u043e\u0442\u043d\u043e\u0441\u0442\u044c\u044e \u0437\u0432\u0451\u0437\u0434 \u043f\u043e \u043a\u0440\u0430\u044f\u043c\n\n  Height = 5000; \/\/ \u0412\u044b\u0441\u043e\u0442\u0430 \u043d\u0430\u0431\u043b\u044e\u0434\u0430\u0442\u0435\u043b\u044f,\n  \/\/ \u0443\u043f\u0440\u0430\u0432\u043b\u044f\u0435\u0442 \u043f\u043e\u043b\u043e\u0436\u0435\u043d\u0438\u0435\u043c \u0446\u0435\u043d\u0442\u0440\u0430 \u0438\u0437\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u044f \u043f\u043e \u0432\u0435\u0440\u0442\u0438\u043a\u0430\u043b\u0438\n\n  Basis = 100; \/\/ \u0420\u0430\u0441\u0441\u0442\u043e\u044f\u043d\u0438\u0435 \u0434\u043e \u043a\u0430\u0440\u0442\u0438\u043d\u043d\u043e\u0439 \u043f\u043b\u043e\u0441\u043a\u043e\u0441\u0442\u0438\n  \/\/ \u0443\u043f\u0440\u0430\u0432\u043b\u044f\u0435\u0442 \u0441\u043e\u043e\u0442\u043d\u043e\u0448\u0435\u043d\u0438\u0435\u043c \u043a\u043e\u043b\u0438\u0447\u0435\u0441\u0442\u0432\u0430 \u0437\u0432\u0451\u0437\u0434 \u0432 \u0446\u0435\u043d\u0442\u0440\u0435 \u043a \u0438\u0445\n  \/\/ \u043a\u043e\u043b\u0438\u0447\u0435\u0441\u0442\u0432\u0443 \u043f\u043e \u043a\u0440\u0430\u044f\u043c\n\n  DeltaY = 5; \/\/ \u0428\u0430\u0433 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u043a\u043e\u043e\u0440\u0434\u0438\u043d\u0430\u0442\u044b, \u0443\u043f\u0440\u0430\u0432\u043b\u044f\u0435\u0442 \u0441\u043a\u043e\u0440\u043e\u0441\u0442\u044c\u044e \u0434\u0432\u0438\u0436\u0435\u043d\u0438\u044f\n  DeltaT = 0.01; \/\/ \u041f\u0440\u0438\u0440\u0430\u0449\u0435\u043d\u0438\u0435 \u0432\u0440\u0435\u043c\u0435\u043d\u0438, \u0443\u043f\u0440\u0430\u0432\u043b\u044f\u0435\u0442 \u0441\u043a\u043e\u0440\u043e\u0441\u0442\u044c\u044e \u0432\u0440\u0430\u0449\u0435\u043d\u0438\u044f\n  Period1 = 0.1; \/\/ \u041f\u0435\u0440\u0438\u043e\u0434 \u0432\u0440\u0430\u0449\u0435\u043d\u0438\u044f \u0437\u0432\u0451\u0437\u0434\n  Amplitude2 = 0.5; \/\/ \u0410\u043c\u043f\u043b\u0438\u0442\u0443\u0434\u0430 \u0432\u0440\u0430\u0449\u0430\u0442\u0435\u043b\u044c\u043d\u044b\u0445 \u043a\u043e\u043b\u0435\u0431\u0430\u043d\u0438\u0439 \u0437\u0432\u0451\u0437\u0434\n  Period2 = 1.0; \/\/ \u041f\u0435\u0440\u0438\u043e\u0434 \u0432\u0440\u0430\u0449\u0430\u0442\u0435\u043b\u044c\u043d\u044b\u0445 \u043a\u043e\u043b\u0435\u0431\u0430\u043d\u0438\u0439\n  Period3 = 0.1; \/\/ \u041f\u0435\u0440\u0438\u043e\u0434 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u043d\u0430\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u0434\u0432\u0438\u0436\u0435\u043d\u0438\u044f \u0437\u0432\u0451\u0437\u0434.\n\n  Direction = 1; \/\/ \u041d\u0430\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0435 \u0434\u0432\u0438\u0436\u0435\u043d\u0438\u044f 1 - \u043a \u043d\u0430\u0431\u043b\u044e\u0434\u0430\u0442\u0435\u043b\u044e, -1 - \u043e\u0442 \u043d\u0435\u0433\u043e\n\nvar\n  Stars: array[1..NumStars] of TPoint;\n  Time: Double = 0;\n  X0: Integer = 0;\n  Y0: Integer = 0;\n\nprocedure InitializeStars;\nvar\n  i: Integer;\nbegin\n  Randomize;\n  for i := 1 to NumStars do\n    with Stars[i] do\n    begin\n      Y := Random(RangeY);\n      R := RangeR - 2 * Random(RangeR);\n      Phi := Random(628) \/ 100;\n    end;\nend;\n\nprocedure Perspective(const X, Y, Z, Height, Basis: Double; var XP, YP: Double);\nvar\n  Den: Double;\nbegin\n  Den := Y + Basis;\n  if Abs(Den) < 1E-100 then\n    Den := 1E-100;\n  XP := Basis * X \/ Den;\n  YP := (Basis * Z + Height * Y) \/ Den;\nend;\n\nfunction KeyPressed(VKey: Integer): LongBool;\nasm\n   push eax\n   call GetKeyState\n   and eax, 0080h\n   shr al, 7\nend;\n\nprocedure TForm1.AB00(var Message);\nbegin\n  if KeyPressed(VK_ESCAPE) then\n    Close\n  else\n    Repaint;\nend;\n\nprocedure TForm1.FormCreate(Sender: TObject);\nbegin\n  InitializeStars;\n  DoubleBuffered := True;\nend;\n\nprocedure TForm1.FormPaint(Sender: TObject);\nvar\n  X, Y: Double;\n  L, T: Integer;\n  i: Integer;\n  D: Double;\nbegin\n  for i := 1 to NumStars do\n  begin\n    Application.ProcessMessages;\n    with Stars[i] do\n    begin\n      D := Direction * sin(Period3 * Time);\n      Y := Y - D * DeltaY;\n      X := R * sin((Period1 * Time + Phi) + Amplitude2 * cos(Period2 * time));\n      Z := R * cos((Period1 * Time + Phi) + Amplitude2 * cos(Period2 * time));\n      if D > 0 then\n      begin\n        if Y < 0 then\n        begin\n          Y := RangeY;\n          R := RangeR - 2 * Random(RangeR);\n          \/\/ Phi := Random(628) \/ 100;\n        end;\n      end\n      else\n      begin\n        if Y > RangeY then\n        begin\n          Y := 0;\n          R := RangeR - 2 * Random(RangeR);\n          \/\/ Phi := Random(628) \/ 100;\n        end;\n      end;\n    end;\n    Perspective(Stars[i].X, Stars[i].Y, Stars[i].Z, Height, Basis, X, Y);\n    L := X0 + Round(X);\n    T := Y0 - Round(Y);\n    Canvas.Pen.Color := clWhite;\n    if Stars[i].Y < RangeY \/ 4 then\n    begin\n      Canvas.Rectangle(L, T, L + 2, T + 2);\n    end\n    else\n    begin\n      Canvas.MoveTo(L, T);\n      Canvas.LineTo(L + 1, T + 1);\n    end;\n  end;\n  PostMessage(Handle, $AB00, 0, 0);\n  Time := Time + DeltaT;\nend;\n\nprocedure TForm1.FormResize(Sender: TObject);\nbegin\n  X0 := ClientWidth div 2;\n  Y0 := ClientHeight * 3 div 2;\nend;\n\nend.\n<\/div><\/pre>\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0421\u043a\u0432\u043e\u0437\u044c \u0412\u0441\u0435\u043b\u0435\u043d\u043d\u0443\u044e \u0441 \u0434\u043e\u043f\u043e\u043b\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u043c\u0438 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044f\u043c\u0438<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[364,361],"tags":[1252,1257,1309,1725],"_links":{"self":[{"href":"http:\/\/pblog.ru\/lab\/index.php?rest_route=\/wp\/v2\/posts\/806"}],"collection":[{"href":"http:\/\/pblog.ru\/lab\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/pblog.ru\/lab\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/pblog.ru\/lab\/index.php?rest_route=\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"http:\/\/pblog.ru\/lab\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=806"}],"version-history":[{"count":0,"href":"http:\/\/pblog.ru\/lab\/index.php?rest_route=\/wp\/v2\/posts\/806\/revisions"}],"wp:attachment":[{"href":"http:\/\/pblog.ru\/lab\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=806"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/pblog.ru\/lab\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=806"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/pblog.ru\/lab\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=806"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}