From 6b8c455c5256e22402bb101e7af194c391cfb8bc Mon Sep 17 00:00:00 2001
From: ronaldhordijk <ronaldhordijk>
Date: Sat, 2 Apr 2005 10:53:22 +0000
Subject: [PATCH] Moved the making of random flames to a seperate unit Number
 of variant dependant code change so all changes can be done only in xform
 Test mode for new variant added

---
 2.10/Source/ControlPoint.pas | 101 +++++++--
 2.10/Source/Editor.dfm       |   5 +-
 2.10/Source/Editor.pas       |   3 +-
 2.10/Source/Global.pas       |  11 +-
 2.10/Source/Main.dfm         | 154 +-------------
 2.10/Source/Main.pas         | 388 +++++------------------------------
 2.10/Source/Mutate.pas       |   3 +-
 2.10/Source/Options.dfm      |  24 ---
 2.10/Source/Options.pas      |   7 +-
 2.10/Source/Render64.pas     |  15 ++
 2.10/Source/ScriptForm.pas   |  20 +-
 2.10/Source/XForm.pas        | 121 ++++++++++-
 12 files changed, 296 insertions(+), 556 deletions(-)

diff --git a/2.10/Source/ControlPoint.pas b/2.10/Source/ControlPoint.pas
index 29a44e3..7393b68 100644
--- a/2.10/Source/ControlPoint.pas
+++ b/2.10/Source/ControlPoint.pas
@@ -21,7 +21,7 @@ unit ControlPoint;
 interface
 
 uses
-  Classes, jpeg, ComCtrls, Windows, Graphics, Cmap, Dialogs, Xform;
+  Classes, Windows, Cmap, Xform;
 
 const
   EPS = 1E-10;
@@ -39,8 +39,8 @@ type
     vHandkerchief, vHeart, vDisc, vSpiral, vHyperbolic, vSquare, vEx, vJulia,
     vBent, vWaves, vFisheye, vPopcorn, vExponential, vPower, vCosine,
     vRings, vFan, vRandom);
-type
 
+type
   TPointsArray = array of TCPpoint;
   TPointsXYArray = array of TXYpoint;
 
@@ -84,7 +84,6 @@ type
     wiggle: array[0..1, 0..1] of double; // frequency is /minute, assuming 30 frames/s */
 
     PropTable: array of Integer;
-    jpeg: TJPegImage;
     FAngle: Double;
     FTwoColorDimensions: Boolean;
   private
@@ -111,6 +110,8 @@ type
     procedure IterateXYC(NrPoints: integer; var Points: TPointsArray);
     procedure IterateXYCC(NrPoints: integer; var Points: T2CPointsArray);
 
+    procedure Testiterate(NrPoints: integer; var Points: TPointsArray);
+
     function Clone: TControlPoint;
     procedure Copy(cp1: TControlPoint);
 
@@ -127,12 +128,18 @@ type
 
 function add_symmetry_to_control_point(var cp: TControlPoint; sym: integer): integer;
 function CalcUPRMagn(const cp: TControlPoint): double;
+
 implementation
 
 
 uses
   SysUtils, math, global;
 
+var
+  var_distrib: array[0..NVARS + 18] of integer;
+  mixed_var_distrib: array[0..NVARS + 8] of integer;
+
+
 { TControlPoint }
 
 function sign(n: double): double;
@@ -194,9 +201,8 @@ destructor TControlPoint.Destroy;
 var
   i: Integer;
 begin
-  for i := 0 to NXFORMS - 1 do begin
+  for i := 0 to NXFORMS - 1 do
     xform[i].Free;
-  end;
 
   inherited;
 end;
@@ -525,6 +531,53 @@ begin
   end;
 end;
 
+///////////////////////////////////////////////////////////////////////////////
+procedure TControlPoint.Testiterate(NrPoints: integer; var Points: TPointsArray);
+var
+  i: Integer;
+  px, py, pc, pt: double;
+  CurrentPoint: PCPPoint;
+begin
+
+  PreparePropTable;
+
+  for i := 0 to NXFORMS - 1 do
+    xform[i].prepare;
+
+  for i := 0 to NrPoints - 1 do begin
+    px := 4 * (-1 + 2 * random);
+    py := 4 * (-1 + 2 * random);
+
+    pc := 0.1 + 0.5 * sqrt(sqr(px/4)+ sqr(py/4)) ;
+    if abs(px)< 0.02 then
+      pc := 1 ;
+    if abs(py)< 0.02 then
+      pc := 1 ;
+    if abs(frac(px))< 0.01 then
+      pc := 1 ;
+    if abs(frac(py))< 0.01 then
+      pc := 1 ;
+    if abs(sqrt(sqr(px/4)+ sqr(py/4)) - 0.9) < 0.02 then
+      pc := 0;
+    try
+
+      xform[PropTable[Random(1024)]].NextPoint(px,py,pt);
+    except
+      on EMathError do begin
+        exit;
+      end;
+    end;
+    // store points
+    if i >= 0 then begin
+      CurrentPoint := @Points[i];
+      CurrentPoint.X := px;
+      CurrentPoint.Y := py;
+      CurrentPoint.C := pc;
+    end
+  end;
+end;
+
+
 procedure TControlPoint.IterateXYCC(NrPoints: integer; var Points: T2CPointsArray);
 var
   i: Integer;
@@ -799,10 +852,6 @@ end;
 
 
 procedure TControlPoint.SetVariation(vari: TVariation);
-const
-  xform_distrib: array[0..12] of integer = (2, 2, 2, 3, 3, 3, 4, 4, 5, 5, 6, 7, 8);
-  var_distrib: array[0..41] of integer = (-1, -1, -1, -1, -1, -1, -1, 0, 0, 0, 0, 1, 1, 1, 2, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22);
-  mixed_var_distrib: array[0..31] of integer = (0, 0, 0, 1, 1, 1, 2, 2, 2, 3, 3, 4, 4, 5, 6, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22);
 var
   i, j, v: integer;
   rv: integer;
@@ -834,10 +883,6 @@ begin
 end;
 
 procedure TControlPoint.RandomCP(min: integer = 2; max: integer = NXFORMS; calc: boolean = true);
-const
-  xform_distrib: array[0..12] of integer = (2, 2, 2, 3, 3, 3, 4, 4, 5, 5, 6, 7, 8);
-  var_distrib: array[0..41] of integer = (-1, -1, -1, -1, -1, -1, -1, 0, 0, 0, 0, 1, 1, 1, 2, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22);
-  mixed_var_distrib: array[0..31] of integer = (0, 0, 0, 1, 1, 1, 2, 2, 2, 3, 3, 4, 4, 5, 6, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22);
 var
   nrXforms: integer;
   i, j: integer;
@@ -916,6 +961,13 @@ var
   cntminy, cntmaxy: integer;
   LimitOutSidePoints: integer;
 begin
+{$IFDEF TESTVARIANT}
+  center[0] := 0;
+  center[1] := 0;
+  pixels_per_unit := 0.7 * Min(width / (6), Height / (6));
+  Exit;
+{$ENDIF}
+
 //  RandSeed := 1234567;
   try
     SetLength(Points, SUB_BATCH_SIZE);
@@ -1611,5 +1663,28 @@ begin
 end;
 
 ///////////////////////////////////////////////////////////////////////////////
+procedure FillVarDisturb;
+const
+  startvar_distrib: array[0..26] of integer = (-1, -1, -1, -1, -1, -1, -1, 0, 0, 0, 0, 1, 1, 1, 2, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7);
+  startmixed_var_distrib: array[0..16] of integer = (0, 0, 0, 1, 1, 1, 2, 2, 2, 3, 3, 4, 4, 5, 6, 6, 7);
+var
+  i: integer;
+begin
+  for i := 0 to High(startvar_distrib) do
+    var_distrib[i] := startvar_distrib[i];
+
+  for i := High(startvar_distrib) + 1 to high(var_distrib) do
+    var_distrib[i] := 8 + i - High(startvar_distrib) - 1;
+
+  for i := 0 to High(startmixed_var_distrib) do
+    mixed_var_distrib[i] := startmixed_var_distrib[i];
+
+  for i := High(startmixed_var_distrib) + 1 to high(mixed_var_distrib) do
+    mixed_var_distrib[i] := 8 + i - High(startmixed_var_distrib) - 1;
+end;
+
+///////////////////////////////////////////////////////////////////////////////
+initialization
+  FillVarDisturb
 end.
 
diff --git a/2.10/Source/Editor.dfm b/2.10/Source/Editor.dfm
index 4185cae..9bb21df 100644
--- a/2.10/Source/Editor.dfm
+++ b/2.10/Source/Editor.dfm
@@ -41,7 +41,6 @@ object EditForm: TEditForm
     0000800100008001000080010000800100008001000080010000FFFF0000}
   KeyPreview = True
   OldCreateOrder = True
-  Position = poDefaultPosOnly
   OnClose = FormClose
   OnCreate = FormCreate
   OnDestroy = FormDestroy
@@ -86,7 +85,6 @@ object EditForm: TEditForm
       item
         Width = 150
       end>
-    SimplePanel = False
   end
   object ControlPanel: TPanel
     Left = 394
@@ -138,7 +136,7 @@ object EditForm: TEditForm
       Width = 57
       Height = 21
       Style = csDropDownList
-      ItemHeight = 13
+      ItemHeight = 0
       TabOrder = 1
       OnChange = cbTransformsChange
     end
@@ -150,7 +148,6 @@ object EditForm: TEditForm
       ActivePage = TabSheet2
       Anchors = [akLeft, akTop, akRight, akBottom]
       MultiLine = True
-      TabIndex = 3
       TabOrder = 2
       TabStop = False
       object TabSheet1: TTabSheet
diff --git a/2.10/Source/Editor.pas b/2.10/Source/Editor.pas
index 3393a2f..f36f9dd 100644
--- a/2.10/Source/Editor.pas
+++ b/2.10/Source/Editor.pas
@@ -213,7 +213,8 @@ procedure ScaleAll;
 
 implementation
 
-uses Main, Global, Adjust, Mutate;
+uses
+  Main, Global, Adjust, Mutate, Xform;
 
 const
   SUB_BATCH_SIZE = 1000;
diff --git a/2.10/Source/Global.pas b/2.10/Source/Global.pas
index cfb74f1..62669e8 100644
--- a/2.10/Source/Global.pas
+++ b/2.10/Source/Global.pas
@@ -129,9 +129,9 @@ var
   DefaultPalette: TColorMap;
 
 
-implementation
+function Round6(x: double): double;
 
-uses dialogs, Main;
+implementation
 
 { IFS }
 
@@ -140,6 +140,13 @@ begin
   Result := (a * d - b * c);
 end;
 
+
+function Round6(x: double): double;
+// Really ugly, but it works
+begin
+  Result := StrToFloat(Format('%.6f', [x]));
+end;
+
 function solve3(x1, x2, x1h, y1, y2, y1h, z1, z2, z1h: double;
   var a, b, e: double): double;
 var
diff --git a/2.10/Source/Main.dfm b/2.10/Source/Main.dfm
index 23d6dc4..2f644d5 100644
--- a/2.10/Source/Main.dfm
+++ b/2.10/Source/Main.dfm
@@ -2,7 +2,7 @@ object MainForm: TMainForm
   Left = 316
   Top = 424
   Width = 574
-  Height = 535
+  Height = 575
   Caption = 'Apophysis'
   Color = clBtnFace
   Font.Charset = ANSI_CHARSET
@@ -27,7 +27,7 @@ object MainForm: TMainForm
     Left = 160
     Top = 28
     Width = 4
-    Height = 454
+    Height = 494
   end
   object ToolBar: TToolBar
     Left = 0
@@ -251,7 +251,7 @@ object MainForm: TMainForm
     Left = 0
     Top = 28
     Width = 160
-    Height = 454
+    Height = 494
     Align = alLeft
     Columns = <
       item
@@ -270,7 +270,7 @@ object MainForm: TMainForm
     Left = 164
     Top = 28
     Width = 402
-    Height = 454
+    Height = 494
     Align = alClient
     BevelInner = bvLowered
     BevelOuter = bvNone
@@ -281,7 +281,7 @@ object MainForm: TMainForm
       Left = 1
       Top = 1
       Width = 400
-      Height = 432
+      Height = 472
       Align = alClient
       AutoSize = True
       PopupMenu = DisplayPopup
@@ -293,7 +293,7 @@ object MainForm: TMainForm
   end
   object StatusBar: TStatusBar
     Left = 0
-    Top = 482
+    Top = 522
     Width = 566
     Height = 19
     Panels = <
@@ -2706,148 +2706,6 @@ object MainForm: TMainForm
         Caption = '-'
         GroupIndex = 1
       end
-      object mnuVLinear: TMenuItem
-        Caption = 'Linear'
-        GroupIndex = 1
-        RadioItem = True
-        OnClick = mnuVLinearClick
-      end
-      object mnuSinusoidal: TMenuItem
-        AutoLineReduction = maManual
-        Caption = 'Sinusoidal'
-        GroupIndex = 1
-        RadioItem = True
-        OnClick = mnuSinusoidalClick
-      end
-      object mnuSpherical: TMenuItem
-        Caption = 'Spherical'
-        GroupIndex = 1
-        RadioItem = True
-        OnClick = mnuSphericalClick
-      end
-      object mnuSwirl: TMenuItem
-        Caption = 'Swirl'
-        GroupIndex = 1
-        RadioItem = True
-        OnClick = mnuSwirlClick
-      end
-      object mnuHorseshoe: TMenuItem
-        Caption = 'Horseshoe'
-        GroupIndex = 1
-        RadioItem = True
-        OnClick = mnuHorseshoeClick
-      end
-      object mnuPolar: TMenuItem
-        Caption = 'Polar'
-        GroupIndex = 1
-        RadioItem = True
-        OnClick = mnuPolarClick
-      end
-      object mnuVar14: TMenuItem
-        Caption = 'Bent'
-        GroupIndex = 1
-        RadioItem = True
-        OnClick = mnuVar14Click
-      end
-      object N17: TMenuItem
-        Caption = '-'
-        GroupIndex = 1
-      end
-      object mnuVar6: TMenuItem
-        Caption = 'Handkerchief'
-        GroupIndex = 1
-        RadioItem = True
-        OnClick = mnuVar6Click
-      end
-      object mnuVar7: TMenuItem
-        Caption = 'Heart'
-        GroupIndex = 1
-        RadioItem = True
-        OnClick = mnuVar7Click
-      end
-      object mnuVar8: TMenuItem
-        Caption = 'Disc'
-        GroupIndex = 1
-        RadioItem = True
-        OnClick = mnuVar8Click
-      end
-      object mnuVar9: TMenuItem
-        Caption = 'Spiral'
-        GroupIndex = 1
-        RadioItem = True
-        OnClick = mnuVar9Click
-      end
-      object mnuVar10: TMenuItem
-        Caption = 'Hyperbolic'
-        GroupIndex = 1
-        RadioItem = True
-        OnClick = mnuVar10Click
-      end
-      object mnuVar11: TMenuItem
-        Caption = 'Diamond'
-        GroupIndex = 1
-        RadioItem = True
-        OnClick = mnuVar11Click
-      end
-      object mnuVar12: TMenuItem
-        Caption = 'Ex'
-        GroupIndex = 1
-        RadioItem = True
-        OnClick = mnuVar12Click
-      end
-      object mnuVar13: TMenuItem
-        Caption = 'Julia'
-        GroupIndex = 1
-        RadioItem = True
-        OnClick = mnuVar13Click
-      end
-      object mnuWaves: TMenuItem
-        Caption = 'Waves'
-        GroupIndex = 1
-        RadioItem = True
-        OnClick = mnuWavesClick
-      end
-      object mnuFisheye: TMenuItem
-        Caption = 'Fisheye'
-        GroupIndex = 1
-        RadioItem = True
-        OnClick = mnuFisheyeClick
-      end
-      object mnuPopcorn: TMenuItem
-        Caption = 'Popcorn'
-        GroupIndex = 1
-        RadioItem = True
-        OnClick = mnuPopcornClick
-      end
-      object MnuExponential: TMenuItem
-        Caption = 'Exponential'
-        GroupIndex = 1
-        RadioItem = True
-        OnClick = MnuExponentialClick
-      end
-      object mnuPower: TMenuItem
-        Caption = 'Power'
-        GroupIndex = 1
-        RadioItem = True
-        OnClick = mnuPowerClick
-      end
-      object mnuCosine: TMenuItem
-        Caption = 'Cosine'
-        GroupIndex = 1
-        RadioItem = True
-        OnClick = mnuCosineClick
-      end
-      object mnuRings: TMenuItem
-        Caption = 'Rings'
-        GroupIndex = 1
-        RadioItem = True
-        OnClick = mnuRingsClick
-      end
-      object mnuFan: TMenuItem
-        Caption = 'Fan'
-        GroupIndex = 1
-        OnClick = mnuFanClick
-      end
     end
     object mnuScript: TMenuItem
       Caption = 'Script'
diff --git a/2.10/Source/Main.pas b/2.10/Source/Main.pas
index a49d384..e846ba7 100644
--- a/2.10/Source/Main.pas
+++ b/2.10/Source/Main.pas
@@ -37,31 +37,6 @@ const
   RS_DR = 1;
   RS_XO = 2;
   RS_VO = 3;
-  varnames: array[0..NVARS -1] of PChar = (
-    'linear',
-    'sinusoidal',
-    'spherical',
-    'swirl',
-    'horseshoe',
-    'polar',
-    'handkerchief',
-    'heart',
-    'disc',
-    'spiral',
-    'hyperbolic',
-    'diamond',
-    'ex',
-    'julia',
-    'bent',
-    'waves',
-    'fisheye',
-    'popcorn',
-    'exponential',
-    'power',
-    'cosine',
-    'rings',
-    'fan'
-    );
 
 type
   TMouseMoveState = (msUsual, msZoomWindow, msZoomWindowMove, msDrag, msDragMove, msRotate, msRotateMove);
@@ -104,13 +79,6 @@ type
     RedrawTimer: TTimer;
     mnuVar: TMenuItem;
     mnuVRandom: TMenuItem;
-    mnuVLinear: TMenuItem;
-    mnuSinusoidal: TMenuItem;
-    mnuSpherical: TMenuItem;
-    mnuHorseshoe: TMenuItem;
-    mnuSwirl: TMenuItem;
-    mnuPolar: TMenuItem;
-    mnuVar6: TMenuItem;
     N3: TMenuItem;
     mnuOpen: TMenuItem;
     mnuSaveAs: TMenuItem;
@@ -169,14 +137,6 @@ type
     mnuCalculateColors: TMenuItem;
     mnuRandomizeColorValues: TMenuItem;
     N7: TMenuItem;
-    N17: TMenuItem;
-    mnuVar7: TMenuItem;
-    mnuVar8: TMenuItem;
-    mnuVar9: TMenuItem;
-    mnuVar10: TMenuItem;
-    mnuVar11: TMenuItem;
-    mnuVar12: TMenuItem;
-    mnuVar13: TMenuItem;
     N18: TMenuItem;
     N19: TMenuItem;
     btnDefine: TToolButton;
@@ -194,7 +154,6 @@ type
     N10: TMenuItem;
     mnuManageFavorites: TMenuItem;
     mnuShowFull: TMenuItem;
-    mnuVar14: TMenuItem;
     mnuImageSize: TMenuItem;
     N13: TMenuItem;
     ApplicationEvents: TApplicationEvents;
@@ -209,22 +168,13 @@ type
     HTTP: TIdHTTP;
     ListXmlScanner: TEasyXmlScanner;
     N21: TMenuItem;
-    mnuWaves: TMenuItem;
-    mnuFisheye: TMenuItem;
-    mnuPopcorn: TMenuItem;
     XmlScanner: TXmlScanner;
     mnuFlamepdf: TMenuItem;
-    MnuExponential: TMenuItem;
-    mnuPower: TMenuItem;
-    mnuCosine: TMenuItem;
-    mnuRings: TMenuItem;
     ToolButton4: TToolButton;
     tbzoomwindow: TToolButton;
     tbDrag: TToolButton;
     tbRotate: TToolButton;
     mnuimage: TMenuItem;
-    mnuFan: TMenuItem;
-    procedure mnuFanClick(Sender: TObject);
     procedure mnuimageClick(Sender: TObject);
     procedure mnuExitClick(Sender: TObject);
     procedure mnuSaveUPRClick(Sender: TObject);
@@ -258,13 +208,6 @@ type
     procedure MainViewClick(Sender: TObject);
     procedure MainToolsClick(Sender: TObject);
     procedure MainHelpClick(Sender: TObject);
-    procedure mnuVLinearClick(Sender: TObject);
-    procedure mnuSinusoidalClick(Sender: TObject);
-    procedure mnuSphericalClick(Sender: TObject);
-    procedure mnuSwirlClick(Sender: TObject);
-    procedure mnuHorseshoeClick(Sender: TObject);
-    procedure mnuPolarClick(Sender: TObject);
-    procedure mnuVar6Click(Sender: TObject);
     procedure mnuVRandomClick(Sender: TObject);
     procedure mnuSaveAsClick(Sender: TObject);
     procedure mnuOpenClick(Sender: TObject);
@@ -292,13 +235,6 @@ type
     procedure FormDeactivate(Sender: TObject);
     procedure mnuCalculateColorsClick(Sender: TObject);
     procedure mnuRandomizeColorValuesClick(Sender: TObject);
-    procedure mnuVar7Click(Sender: TObject);
-    procedure mnuVar8Click(Sender: TObject);
-    procedure mnuVar9Click(Sender: TObject);
-    procedure mnuVar10Click(Sender: TObject);
-    procedure mnuVar11Click(Sender: TObject);
-    procedure mnuVar12Click(Sender: TObject);
-    procedure mnuVar13Click(Sender: TObject);
     procedure mnuEditScriptClick(Sender: TObject);
     procedure btnRunClick(Sender: TObject);
     procedure mnuRunClick(Sender: TObject);
@@ -307,7 +243,6 @@ type
     procedure mnuImportGimpClick(Sender: TObject);
     procedure mnuManageFavoritesClick(Sender: TObject);
     procedure mnuShowFullClick(Sender: TObject);
-    procedure mnuVar14Click(Sender: TObject);
     procedure mnuImageSizeClick(Sender: TObject);
     procedure ApplicationEventsActivate(Sender: TObject);
     procedure mnuPasteClick(Sender: TObject);
@@ -325,14 +260,7 @@ type
       Attributes: TAttrList);
     procedure XMLScannerEmptyTag(Sender: TObject; TagName: string;
       Attributes: TAttrList);
-    procedure mnuWavesClick(Sender: TObject);
-    procedure mnuFisheyeClick(Sender: TObject);
-    procedure mnuPopcornClick(Sender: TObject);
     procedure mnuFlamepdfClick(Sender: TObject);
-    procedure MnuExponentialClick(Sender: TObject);
-    procedure mnuPowerClick(Sender: TObject);
-    procedure mnuCosineClick(Sender: TObject);
-    procedure mnuRingsClick(Sender: TObject);
     procedure ImageMouseDown(Sender: TObject; Button: TMouseButton;
       Shift: TShiftState; X, Y: Integer);
     procedure ImageMouseMove(Sender: TObject; Shift: TShiftState; X,
@@ -353,6 +281,9 @@ type
     procedure DrawZoomWindow(ARect: TRect);
     procedure DrawRotatelines(Angle: double);
 
+    procedure FillVariantMenu;
+    procedure VariantMenuClick(Sender: TObject);
+
     procedure FavoriteClick(Sender: TObject);
     procedure HandleThreadCompletion(var Message: TMessage);
       message WM_THREAD_COMPLETE;
@@ -366,6 +297,9 @@ type
     StartTime: TDateTime;
     Remainder: TDateTime;
     AnimPal: TColorMap;
+
+    VarMenus: array[0..NVARS] of TMenuItem;
+
     procedure LoadXMLFlame(filename, name: string);
     procedure DisableFavorites;
     procedure EnableFavorites;
@@ -406,7 +340,6 @@ function NumXForms(const cp: TControlPoint): integer;
 procedure NormalizeWeights(var cp: TControlPoint);
 procedure EqualizeWeights(var cp: TControlPoint);
 procedure MultMatrix(var s: TMatrix; const m: TMatrix);
-function Round6(x: double): double;
 procedure ListFlames(FileName: string; sel: integer);
 procedure ListIFS(FileName: string; sel: integer);
 procedure AdjustScale(var cp1: TControlPoint; width, height: integer);
@@ -425,7 +358,7 @@ implementation
 uses Editor, Options, Regstry, Gradient, Render,
   FullScreen, FormRender, Mutate, Adjust, Browser, Save, About, CmapData,
   HtmlHlp, ScriptForm, FormFavorites, Size, FormExport, msMultiPartFormData,
-  Sheep, ImageColoring, RndFlame;
+  Sheep, ImageColoring, RndFlame, XForm;
 
 {$R *.DFM}
 
@@ -480,13 +413,6 @@ begin
   cp1.height := height;
 end;
 
-function Round6(x: double): double;
-// Really ugly, but it works
-begin
-  Result := StrToFloat(Format('%.6f', [x]));
-end;
-
-
 procedure MultMatrix(var s: TMatrix; const m: TMatrix);
 var
   a, b, c, d, e, f, g, h: double;
@@ -703,12 +629,14 @@ begin
 end;
 
 procedure TMainForm.RandomizeCP(var cp1: TControlPoint; alg: integer = 0);
+(*
 var
   vrnd, Min, Max, i, j, rnd: integer;
   Triangles: TTriangles;
   cmap: TColorMap;
   r, s, theta, phi: double;
   skip: boolean;
+*)
 begin
   cp1.Free;
   cp1 := RandomFlame(MainCP, alg);
@@ -2088,7 +2016,7 @@ begin
     begin
       OpenFileType := ftIfs;
       Variation := vLinear;
-      mnuvLinear.Checked := True;
+      VarMenus[0].Checked := True;
     end;
     if (UpperCase(ExtractFileExt(OpenDialog.FileName)) = '.FLA') or
       (UpperCase(ExtractFileExt(OpenDialog.FileName)) = '.APO') then
@@ -2512,6 +2440,7 @@ begin
   mnuExit.ShortCut := TextToShortCut('Alt+F4');
   if VariationOptions = 0 then VariationOptions := 16383; // it shouldn't hapen but just in case;
   UnpackVariations(VariationOptions);
+  FillVariantMenu;
 end;
 
 procedure TMainForm.FormShow(Sender: TObject);
@@ -2845,7 +2774,7 @@ begin
         begin
         { Open *.ifs File }
           Variation := vLinear;
-          mnuVLinear.Checked := True;
+          VarMenus[0].Checked := True;
           StringToIFS(IFSStrings.Text);
           SetVariation(maincp);
           maincp.CalcBoundBox;
@@ -3007,83 +2936,6 @@ begin
   DrawFlame;
 end;
 
-procedure TMainForm.mnuVLinearClick(Sender: TObject);
-begin
-  mnuVLinear.Checked := True;
-  UpdateUndo;
-  Variation := vLinear;
-  SetVariation(maincp);
-  ResetLocation;
-  RedrawTimer.Enabled := True;
-  UpdateWindows;
-end;
-
-procedure TMainForm.mnuSinusoidalClick(Sender: TObject);
-begin
-  mnuSinusoidal.Checked := True;
-  UpdateUndo;
-  Variation := vSinusoidal;
-  SetVariation(maincp);
-  ResetLocation;
-  RedrawTimer.Enabled := True;
-  UpdateWindows;
-end;
-
-procedure TMainForm.mnuSphericalClick(Sender: TObject);
-begin
-  mnuSpherical.Checked := True;
-  UpdateUndo;
-  Variation := vSpherical;
-  SetVariation(maincp);
-  ResetLocation;
-  RedrawTimer.Enabled := True;
-  UpdateWindows;
-end;
-
-procedure TMainForm.mnuSwirlClick(Sender: TObject);
-begin
-  mnuSwirl.Checked := True;
-  UpdateUndo;
-  Variation := vSwirl;
-  SetVariation(maincp);
-  ResetLocation;
-  RedrawTimer.Enabled := True;
-  UpdateWindows;
-end;
-
-procedure TMainForm.mnuHorseshoeClick(Sender: TObject);
-begin
-  mnuHorseshoe.Checked := True;
-  UpdateUndo;
-  Variation := vHorseshoe;
-  SetVariation(maincp);
-  ResetLocation;
-  RedrawTimer.Enabled := True;
-  UpdateWindows;
-end;
-
-procedure TMainForm.mnuPolarClick(Sender: TObject);
-begin
-  mnuPolar.Checked := True;
-  UpdateUndo;
-  Variation := vPolar;
-  SetVariation(maincp);
-  ResetLocation;
-  RedrawTimer.Enabled := True;
-  UpdateWindows;
-end;
-
-procedure TMainForm.mnuVar6Click(Sender: TObject);
-begin
-  mnuVar6.Checked := True;
-  UpdateUndo;
-  Variation := vHandkerchief;
-  SetVariation(maincp);
-  ResetLocation;
-  RedrawTimer.Enabled := True;
-  UpdateWindows;
-end;
-
 procedure TMainForm.mnuVRandomClick(Sender: TObject);
 begin
   mnuVRandom.Checked := True;
@@ -3146,15 +2998,14 @@ end;
 procedure TMainForm.SmoothPalette;
 { From Draves' Smooth palette Gimp plug-in }
 var
-  r, g, b: byte;
   Bitmap: TBitMap;
   JPEG: TJPEGImage;
   pal: TColorMap;
   strings: TStringlist;
-  ident, gradient, FileName: string;
-  len, len_best, color, as_is, swapd: cardinal;
+  ident, FileName: string;
+  len, len_best, as_is, swapd: cardinal;
   cmap_best, original, clist: array[0..255] of cardinal;
-  c, p, total, j, rand, tryit, i0, i1, t, x, y, i, iw, ih: integer;
+  p, total, j, rand, tryit, i0, i1, x, y, i, iw, ih: integer;
 begin
   Total := Trunc(NumTries * TryLength / 100);
   p := 0;
@@ -3530,82 +3381,6 @@ begin
   UpdateWindows;
 end;
 
-procedure TMainForm.mnuVar7Click(Sender: TObject);
-begin
-  mnuVar7.Checked := True;
-  UpdateUndo;
-  Variation := vHeart;
-  SetVariation(maincp);
-  ResetLocation;
-  RedrawTimer.Enabled := True;
-  UpdateWindows;
-end;
-
-procedure TMainForm.mnuVar8Click(Sender: TObject);
-begin
-  mnuVar8.Checked := True;
-  UpdateUndo;
-  Variation := vDisc;
-  SetVariation(maincp);
-  ResetLocation;
-  RedrawTimer.Enabled := True;
-  UpdateWindows;
-end;
-
-procedure TMainForm.mnuVar9Click(Sender: TObject);
-begin
-  mnuVar9.Checked := True;
-  UpdateUndo;
-  Variation := vSpiral;
-  SetVariation(maincp);
-  ResetLocation;
-  RedrawTimer.Enabled := True;
-  UpdateWindows;
-end;
-
-procedure TMainForm.mnuVar10Click(Sender: TObject);
-begin
-  mnuVar10.Checked := True;
-  UpdateUndo;
-  Variation := vHyperbolic;
-  SetVariation(maincp);
-  ResetLocation;
-  RedrawTimer.Enabled := True;
-  UpdateWindows;
-end;
-
-procedure TMainForm.mnuVar11Click(Sender: TObject);
-begin
-  mnuVar11.Checked := True;
-  UpdateUndo;
-  Variation := vSquare;
-  SetVariation(maincp);
-  ResetLocation;
-  RedrawTimer.Enabled := True;
-  UpdateWindows;
-end;
-
-procedure TMainForm.mnuVar12Click(Sender: TObject);
-begin
-  mnuVar12.Checked := True;
-  UpdateUndo;
-  Variation := vEx;
-  SetVariation(maincp);
-  ResetLocation;
-  RedrawTimer.Enabled := True;
-  UpdateWindows;
-end;
-
-procedure TMainForm.mnuVar13Click(Sender: TObject);
-begin
-  mnuVar13.Checked := True;
-  UpdateUndo;
-  Variation := vJulia;
-  SetVariation(maincp);
-  ResetLocation;
-  RedrawTimer.Enabled := True;
-  UpdateWindows;
-end;
 
 procedure TMainForm.mnuEditScriptClick(Sender: TObject);
 begin
@@ -3722,17 +3497,6 @@ begin
   FullScreenForm.Show;
 end;
 
-procedure TMainForm.mnuVar14Click(Sender: TObject);
-begin
-  mnuVar14.Checked := True;
-  UpdateUndo;
-  Variation := vBent;
-  SetVariation(maincp);
-  ResetLocation;
-  RedrawTimer.Enabled := True;
-  UpdateWindows;
-end;
-
 procedure TMainForm.mnuImageSizeClick(Sender: TObject);
 begin
   SizeTool.Show;
@@ -4199,101 +3963,12 @@ begin
   end;
 end;
 
-procedure TMainForm.mnuWavesClick(Sender: TObject);
-begin
-  mnuWaves.Checked := True;
-  UpdateUndo;
-  Variation := vWaves;
-  SetVariation(maincp);
-  ResetLocation;
-  RedrawTimer.Enabled := True;
-  UpdateWindows;
-end;
-
-procedure TMainForm.mnuFisheyeClick(Sender: TObject);
-begin
-  mnuFisheye.Checked := True;
-  UpdateUndo;
-  Variation := vFisheye;
-  SetVariation(maincp);
-  ResetLocation;
-  RedrawTimer.Enabled := True;
-  UpdateWindows;
-end;
-
-procedure TMainForm.mnuPopcornClick(Sender: TObject);
-begin
-  mnuPopcorn.Checked := True;
-  UpdateUndo;
-  Variation := vPopcorn;
-  SetVariation(maincp);
-  ResetLocation;
-  RedrawTimer.Enabled := True;
-  UpdateWindows;
-end;
-
 procedure TMainForm.mnuFlamepdfClick(Sender: TObject);
 begin
   WinShellOpen('flame.pdf');
 end;
 
-procedure TMainForm.MnuExponentialClick(Sender: TObject);
-begin
-  mnuExponential.Checked := True;
-  UpdateUndo;
-  Variation := vExponential;
-  SetVariation(maincp);
-  ResetLocation;
-  RedrawTimer.Enabled := True;
-  UpdateWindows;
-end;
-
-procedure TMainForm.mnuPowerClick(Sender: TObject);
-begin
-  mnuPower.Checked := True;
-  UpdateUndo;
-  Variation := vPower;
-  SetVariation(maincp);
-  ResetLocation;
-  RedrawTimer.Enabled := True;
-  UpdateWindows;
-end;
-
-procedure TMainForm.mnuCosineClick(Sender: TObject);
-begin
-  mnuCosine.Checked := True;
-  UpdateUndo;
-  Variation := vCosine;
-  SetVariation(maincp);
-  ResetLocation;
-  RedrawTimer.Enabled := True;
-  UpdateWindows;
-end;
-
-procedure TMainForm.mnuRingsClick(Sender: TObject);
-begin
-  mnuRings.Checked := True;
-  UpdateUndo;
-  Variation := vRings;
-  SetVariation(maincp);
-  ResetLocation;
-  RedrawTimer.Enabled := True;
-  UpdateWindows;
-end;
-
-
 ///////////////////////////////////////////////////////////////////////////////
-procedure TMainForm.mnuFanClick(Sender: TObject);
-begin
-  mnuFan.Checked := True;
-  UpdateUndo;
-  Variation := vFan;
-  SetVariation(maincp);
-  ResetLocation;
-  RedrawTimer.Enabled := True;
-  UpdateWindows;
-end;
-
 procedure TMainForm.ImageMouseDown(Sender: TObject; Button: TMouseButton;
   Shift: TShiftState; X, Y: Integer);
 var
@@ -4348,6 +4023,7 @@ begin
   end;
 end;
 
+///////////////////////////////////////////////////////////////////////////////
 procedure TMainForm.ImageMouseMove(Sender: TObject; Shift: TShiftState; X,
   Y: Integer);
 var
@@ -4391,6 +4067,7 @@ begin
   end;
 end;
 
+///////////////////////////////////////////////////////////////////////////////
 procedure TMainForm.ImageMouseUp(Sender: TObject; Button: TMouseButton;
   Shift: TShiftState; X, Y: Integer);
 begin
@@ -4525,6 +4202,37 @@ begin
   FMouseMoveState := msRotate;
 end;
 
+///////////////////////////////////////////////////////////////////////////////
+procedure TMainForm.FillVariantMenu;
+var
+  i: integer;
+  NewMenuItem : TMenuItem;
+begin
+  for i := 0 to NVARS - 1 do begin
+    NewMenuItem := TMenuItem.Create(self);
+    NewMenuItem.Caption    := uppercase(varnames[i][0]) + copy(varnames[i], 2, length(varnames[i])-1);
+    NewMenuItem.OnClick    := VariantMenuClick;
+    NewMenuItem.Enabled    := True;
+    NewMenuItem.Name       := 'var' + intTostr(i);
+    NewMenuItem.Tag        := i;
+    NewMenuItem.GroupIndex := 2;
+    NewMenuItem.RadioItem  := True;
+    VarMenus[i] := NewMenuItem;
+    mnuvar.Add(NewMenuItem);
+  end;
+end;
+
+///////////////////////////////////////////////////////////////////////////////
+procedure TMainForm.VariantMenuClick(Sender: TObject);
+begin
+  TMenuItem(Sender).Checked := True;
+  UpdateUndo;
+  Variation := TVariation(TMenuItem(Sender).Tag);
+  SetVariation(maincp);
+  ResetLocation;
+  RedrawTimer.Enabled := True;
+  UpdateWindows;
+end;
 
 ///////////////////////////////////////////////////////////////////////////////
 end.
diff --git a/2.10/Source/Mutate.pas b/2.10/Source/Mutate.pas
index c966cae..b3dfeb0 100644
--- a/2.10/Source/Mutate.pas
+++ b/2.10/Source/Mutate.pas
@@ -109,7 +109,8 @@ var
 
 implementation
 
-uses Main, Global, Registry, Editor, Adjust;
+uses
+  Main, Global, Registry, Editor, Adjust, XForm;
 
 {$R *.DFM}
 
diff --git a/2.10/Source/Options.dfm b/2.10/Source/Options.dfm
index 9e05f14..27f5da9 100644
--- a/2.10/Source/Options.dfm
+++ b/2.10/Source/Options.dfm
@@ -45,7 +45,6 @@ object OptionsForm: TOptionsForm
     Width = 449
     Height = 249
     ActivePage = GeneralPage
-    TabIndex = 0
     TabOrder = 0
     TabStop = False
     object GeneralPage: TTabSheet
@@ -152,7 +151,6 @@ object OptionsForm: TOptionsForm
           Position = 100
           TabOrder = 1
           Thousands = False
-          Wrap = False
         end
       end
       object chkResize: TCheckBox
@@ -374,7 +372,6 @@ object OptionsForm: TOptionsForm
           Max = 12
           Position = 2
           TabOrder = 2
-          Wrap = False
         end
         object udMaxXForms: TUpDown
           Left = 157
@@ -386,7 +383,6 @@ object OptionsForm: TOptionsForm
           Max = 12
           Position = 6
           TabOrder = 3
-          Wrap = False
         end
       end
       object chkKeepBackground: TCheckBox
@@ -466,7 +462,6 @@ object OptionsForm: TOptionsForm
           Max = 12
           Position = 2
           TabOrder = 2
-          Wrap = False
         end
         object udMaxMutate: TUpDown
           Left = 157
@@ -478,7 +473,6 @@ object OptionsForm: TOptionsForm
           Max = 12
           Position = 6
           TabOrder = 3
-          Wrap = False
         end
       end
       object gpForcedSymmetry: TGroupBox
@@ -542,7 +536,6 @@ object OptionsForm: TOptionsForm
           Position = 4
           TabOrder = 2
           Thousands = False
-          Wrap = False
         end
       end
     end
@@ -759,7 +752,6 @@ object OptionsForm: TOptionsForm
           Max = 64
           Position = 2
           TabOrder = 8
-          Wrap = False
         end
         object udMaxNodes: TUpDown
           Left = 209
@@ -772,7 +764,6 @@ object OptionsForm: TOptionsForm
           Max = 64
           Position = 2
           TabOrder = 9
-          Wrap = False
         end
         object udMinHue: TUpDown
           Left = 161
@@ -781,11 +772,8 @@ object OptionsForm: TOptionsForm
           Height = 21
           HelpContext = 1032
           Associate = txtMinHue
-          Min = 0
           Max = 600
-          Position = 0
           TabOrder = 10
-          Wrap = False
         end
         object udMaxHue: TUpDown
           Left = 257
@@ -794,11 +782,9 @@ object OptionsForm: TOptionsForm
           Height = 21
           HelpContext = 1033
           Associate = txtMaxHue
-          Min = 0
           Max = 600
           Position = 600
           TabOrder = 11
-          Wrap = False
         end
         object udMinSat: TUpDown
           Left = 161
@@ -807,10 +793,7 @@ object OptionsForm: TOptionsForm
           Height = 21
           HelpContext = 1034
           Associate = txtMinSat
-          Min = 0
-          Position = 0
           TabOrder = 12
-          Wrap = False
         end
         object udmaxSat: TUpDown
           Left = 257
@@ -819,10 +802,8 @@ object OptionsForm: TOptionsForm
           Height = 21
           HelpContext = 1035
           Associate = txtMaxSat
-          Min = 0
           Position = 100
           TabOrder = 13
-          Wrap = False
         end
         object udMinLum: TUpDown
           Left = 161
@@ -831,10 +812,7 @@ object OptionsForm: TOptionsForm
           Height = 21
           HelpContext = 1036
           Associate = txtMinLum
-          Min = 0
-          Position = 0
           TabOrder = 14
-          Wrap = False
         end
         object udMaxLum: TUpDown
           Left = 257
@@ -843,10 +821,8 @@ object OptionsForm: TOptionsForm
           Height = 21
           HelpContext = 1037
           Associate = txtMaxLum
-          Min = 0
           Position = 100
           TabOrder = 15
-          Wrap = False
         end
       end
     end
diff --git a/2.10/Source/Options.pas b/2.10/Source/Options.pas
index 115f652..fd8f16f 100644
--- a/2.10/Source/Options.pas
+++ b/2.10/Source/Options.pas
@@ -15,7 +15,7 @@
      along with this program; if not, write to the Free Software
      Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 }
-{$D-,L-,O+,Q-,R-,Y-,S-}
+//{$D-,L-,O+,Q-,R-,Y-,S-}
 unit Options;
 
 interface
@@ -209,7 +209,8 @@ var
 
 implementation
 
-uses Main, Global, Editor, ControlPoint;
+uses
+  Main, Global, Editor, ControlPoint, XForm;
 {$R *.DFM}
 
 procedure TOptionsForm.btnCancelClick(Sender: TObject);
@@ -582,7 +583,7 @@ var
   i: integer;
 begin
   for i:= 0 to NVARS - 1 do begin
-    clbVarEnabled.AddItem(Main.varnames[i],nil);
+    clbVarEnabled.AddItem(varnames[i],nil);
   end;
 end;
 
diff --git a/2.10/Source/Render64.pas b/2.10/Source/Render64.pas
index 907a369..5f98960 100644
--- a/2.10/Source/Render64.pas
+++ b/2.10/Source/Render64.pas
@@ -166,12 +166,21 @@ procedure TRenderer64.CreateColorMap;
 var
   i: integer;
 begin
+{$IFDEF TESTVARIANT}
+  for i := 0 to 255 do begin
+    ColorMap[i].Red   := i;
+    ColorMap[i].Green := i;
+    ColorMap[i].Blue  := i;
+//    cmap[i][3] := fcp.white_level;
+  end;
+{$ELSE}
   for i := 0 to 255 do begin
     ColorMap[i].Red   := (fcp.CMap[i][0] * fcp.white_level) div 256;
     ColorMap[i].Green := (fcp.CMap[i][1] * fcp.white_level) div 256;
     ColorMap[i].Blue  := (fcp.CMap[i][2] * fcp.white_level) div 256;
 //    cmap[i][3] := fcp.white_level;
   end;
+{$ENDIF}
 end;
 
 ///////////////////////////////////////////////////////////////////////////////
@@ -396,10 +405,16 @@ begin
       Progress(i / nrbatches);
 
     // generate points
+{$IFDEF TESTVARIANT}
+//    if i > 10 then
+//      break;
+    fcp.Testiterate(SUB_BATCH_SIZE, points);
+{$ELSE}
     case Compatibility of
       0: fcp.iterate_Old(SUB_BATCH_SIZE, points);
       1: fcp.iterateXYC(SUB_BATCH_SIZE, points);
     end;
+{$ENDIF}
 
 //    for j := SUB_BATCH_SIZE - 1 downto 0 do
 //      Writeln(f,  FloatTostr(points[j].x) + #9 + FloatTostr(points[j].y) + #9 + FloatTostr(points[j].c));
diff --git a/2.10/Source/ScriptForm.pas b/2.10/Source/ScriptForm.pas
index 7ff5f98..301ad69 100644
--- a/2.10/Source/ScriptForm.pas
+++ b/2.10/Source/ScriptForm.pas
@@ -1665,24 +1665,10 @@ begin
     if (i < 0) or (i >= NVARS) then
       i := NVARS;
     Variation := TVariation(i);
-    case i of
-      0: MainForm.mnuVLinear.checked := True;
-      1: MainForm.mnuSinusoidal.checked := True;
-      2: MainForm.mnuSpherical.checked := True;
-      3: MainForm.mnuSwirl.checked := True;
-      4: MainForm.mnuHorseshoe.checked := True;
-      5: MainForm.mnuPolar.checked := True;
-      6: MainForm.mnuVar6.checked := True;
-      7: MainForm.mnuVar7.checked := True;
-      8: MainForm.mnuVar8.checked := True;
-      9: MainForm.mnuVar9.checked := True;
-      10: MainForm.mnuVar10.checked := True;
-      11: MainForm.mnuVar11.checked := True;
-      12: MainForm.mnuVar12.checked := True;
-      13: MainForm.mnuVar13.checked := True;
+    if i = -1 then
+      MainForm.mnuVRandom.checked := True
     else
-      MainForm.mnuVRandom.checked := True;
-    end;
+      MainForm.VarMenus[i].Checked := True;
   end
 end;
 
diff --git a/2.10/Source/XForm.pas b/2.10/Source/XForm.pas
index 5b86236..a526da5 100644
--- a/2.10/Source/XForm.pas
+++ b/2.10/Source/XForm.pas
@@ -3,8 +3,42 @@ unit XForm;
 interface
 
 const
-  NVARS = 23;
-  EPS = 1E-10;
+{$IFDEF TESTVARIANT}
+  NVARS = 26;
+{$ELSE}
+  NVARS = 25;
+{$ENDIF}
+
+  varnames: array[0..NVARS -1] of PChar = (
+    'linear',
+    'sinusoidal',
+    'spherical',
+    'swirl',
+    'horseshoe',
+    'polar',
+    'handkerchief',
+    'heart',
+    'disc',
+    'spiral',
+    'hyperbolic',
+    'diamond',
+    'ex',
+    'julia',
+    'bent',
+    'waves',
+    'fisheye',
+    'popcorn',
+    'exponential',
+    'power',
+    'cosine',
+    'rings',
+    'fan',
+    'triblob',
+    'daisy'
+{$IFDEF TESTVARIANT}
+    ,'test'
+{$ENDIF}
+    );
 
 type
   TCalcMethod = procedure of object;
@@ -61,7 +95,9 @@ type
     procedure Cosine;              // var[20]
     procedure Rings;               // var[21]
     procedure Fan;                 // var[22]
-
+    procedure Triblob;             // var[23]
+    procedure Daisy;               // var[24]
+    procedure TestVar;             // var[NVARS - 1]
 
     function Mul33(const M1, M2: TMatrix): TMatrix;
     function Identity: TMatrix;
@@ -99,6 +135,9 @@ implementation
 uses
   SysUtils, Math;
 
+const
+  EPS = 1E-10;
+
 { TXForm }
 
 ///////////////////////////////////////////////////////////////////////////////
@@ -249,6 +288,23 @@ begin
     Inc(FNrFunctions);
   end;
 
+  if (vars[23] <> 0.0) then begin
+    FFunctionList[FNrFunctions] := Triblob;
+    Inc(FNrFunctions);
+  end;
+
+  if (vars[24] <> 0.0) then begin
+    FFunctionList[FNrFunctions] := Daisy;
+    Inc(FNrFunctions);
+  end;
+
+{$IFDEF TESTVARIANT}
+  if (vars[NVARS -1] <> 0.0) then begin
+    FFunctionList[FNrFunctions] := TestVar;
+    Inc(FNrFunctions);
+  end;
+{$ENDIF}
+
   CalculateAngle := (vars[5] <> 0.0) or (vars[6] <> 0.0) or (vars[7] <> 0.0) or (vars[8] <> 0.0) or
                     (vars[12] <> 0.0) or (vars[13] <> 0.0) or (vars[21] <> 0.0) or (vars[22] <> 0.0);
   CalculateLength := False;
@@ -545,6 +601,64 @@ begin
   FPy := FPy + vars[22] * r * sin(a);
 end;
 
+
+///////////////////////////////////////////////////////////////////////////////
+procedure TXForm.Triblob;
+var
+  r : double;
+  Angle: double;
+begin
+  r := sqrt(FTx * FTx + FTy * FTy);
+  if (FTx < -EPS) or (FTx > EPS) or (FTy < -EPS) or (FTy > EPS) then
+     Angle := arctan2(FTx, FTy)
+  else
+    Angle := 0.0;
+
+  r := r * (0.6 + 0.4 * sin(3 * Angle));
+
+  FPx := FPx + vars[23] * r * cos(Angle);
+  FPy := FPy + vars[23] * r * sin(Angle);
+end;
+
+///////////////////////////////////////////////////////////////////////////////
+procedure TXForm.Daisy;
+var
+  r : double;
+  Angle: double;
+begin
+  r := sqrt(FTx * FTx + FTy * FTy);
+  if (FTx < -EPS) or (FTx > EPS) or (FTy < -EPS) or (FTy > EPS) then
+     Angle := arctan2(FTx, FTy)
+  else
+    Angle := 0.0;
+
+//  r := r * (0.6 + 0.4 * sin(3 * Angle));
+  r := r * sin(5 * Angle);
+
+  FPx := FPx + vars[24] * r * cos(Angle);
+  FPy := FPy + vars[24] * r * sin(Angle);
+end;
+
+///////////////////////////////////////////////////////////////////////////////
+procedure TXForm.TestVar;
+var
+  r : double;
+//  dx, dy, dx2: double;
+  Angle: double;
+begin
+  r := sqrt(FTx * FTx + FTy * FTy);
+  if (FTx < -EPS) or (FTx > EPS) or (FTy < -EPS) or (FTy > EPS) then
+     Angle := arctan2(FTx, FTy)
+  else
+    Angle := 0.0;
+
+//  r := r * (0.6 + 0.4 * sin(3 * Angle));
+  r := r * sin(5 * Angle);
+
+  FPx := FPx + vars[NVARS-1] * r * cos(Angle);
+  FPy := FPy + vars[NVARS-1] * r * sin(Angle);
+end;
+
 ///////////////////////////////////////////////////////////////////////////////
 procedure TXForm.NextPoint(var px,py,pc: double);
 var
@@ -892,5 +1006,6 @@ begin
   c[2, 1] := Matrix[1][2];
 end;
 
+
 ///////////////////////////////////////////////////////////////////////////////
 end.