ArenaZ

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unit Unit1;
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{$MODE Delphi}
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interface
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uses
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  SysUtils,
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  Classes,
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  DateUtils,
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  Graphics,
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  Controls,
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  Forms,
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  Dialogs,
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  ExtCtrls,
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  GLLCLViewer,
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  GLAsyncTimer,
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  GLCrossPlatform,
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  GLBaseClasses,
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  GLScene,
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  GLObjects,
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  GLCoordinates,
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  GLGeomObjects,
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  GLState,
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  GLGraph,
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  GLCadencer;
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type
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  { TForm1 }
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  TForm1 = class(TForm)
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    Panel1: TPanel;
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    AsyncTimer1: TGLAsyncTimer;
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    GLScene1: TGLScene;
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    cam: TGLCamera;
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    dc_cam: TGLDummyCube;
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    GLCube1: TGLCube;
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    light1: TGLLightSource;
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    dc_light: TGLDummyCube;
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    dc_world: TGLDummyCube;
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    GLCylinder1: TGLCylinder;
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    dc_views: TGLDummyCube;
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    cam1: TGLCamera;
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    cam2: TGLCamera;
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    cam3: TGLCamera;
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    GLSphere1: TGLSphere;
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    Panel2: TPanel;
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    pos_r: TImage;
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    pos_t: TImage;
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    pos_c: TImage;
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    dc_helpers: TGLDummyCube;
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    xyz_grid: TGLXYZGrid;
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    vp: TGLSceneViewer;
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    Shape1: TShape;
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    xy_grid: TGLXYZGrid;
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    vp2: TGLSceneViewer;
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    vp1: TGLSceneViewer;
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    vp3: TGLSceneViewer;
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    yz_grid: TGLXYZGrid;
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    xz_grid: TGLXYZGrid;
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    procedure FormResize(Sender: TObject);
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    procedure AsyncTimer1Timer(Sender: TObject);
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    procedure vp1BeforeRender(Sender: TObject);
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    procedure vp1AfterRender(Sender: TObject);
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    procedure vp2BeforeRender(Sender: TObject);
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    procedure vp2AfterRender(Sender: TObject);
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    procedure vp3BeforeRender(Sender: TObject);
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    procedure vp3AfterRender(Sender: TObject);
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    procedure vpMouseDown(Sender: TObject; Button: TMouseButton;
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      Shift: TShiftState; X, Y: Integer);
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    procedure vpMouseMove(Sender: TObject; Shift: TShiftState; X, Y: Integer);
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  public
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    procedure showScn(mv, v1, v2, v3: boolean);
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  private
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    mx, my : Integer;
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  end;
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type
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  TScnMod = (scnTurn, scnMove);
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var
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  Form1: TForm1;
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  xAlign: single = 0.5;
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  yAlign: single = 0.5;
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  scnMod: set of TScnMod;
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//==================================================================
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implementation
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//==================================================================
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{$R *.lfm}
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procedure TForm1.FormResize(Sender: TObject);
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var
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  w, w2, h2: integer;
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begin
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  w := clientWidth - Panel1.width;
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  w2 := round((clientWidth - Panel1.width) * xAlign);
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  h2 := round(clientHeight * yAlign);
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  vp1.BoundsRect := rect(3, 3, w2 - 4, h2 - 4);
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  vp2.BoundsRect := rect(w2 + 3, 3, w - 4, h2 - 4);
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  vp3.BoundsRect := rect(3, h2 + 3, w2 - 4, clientHeight - 4);
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  vp.BoundsRect := rect(w2 + 3, h2 + 3, w - 4, clientHeight - 4);
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  Shape1.BoundsRect := rect(w2, h2, w - 1, clientHeight - 1);
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  pos_r.BoundsRect := rect(w2 - 4, 3, w2 + 3, clientHeight - 4);
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  pos_t.BoundsRect := rect(3, h2 - 4, w - 4, h2 + 3);
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  pos_c.BoundsRect := rect(w2 - 4, h2 - 4, w2 + 3, h2 + 3);
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end;
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procedure TForm1.AsyncTimer1Timer(Sender: TObject);
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begin
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  if scnMod <> [] then
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  begin
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    if scnTurn in scnMod then
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    begin
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    end;
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  end;
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  GLCube1.Position.Y := sin(GetTickCount / 1000);
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  GLSphere1.Position.Z := cos(GetTickCount / 600);
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  vp.Refresh;
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  vp1.Refresh;
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  vp2.Refresh;
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  vp3.Refresh;
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end;
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procedure TForm1.showScn(mv, v1, v2, v3: boolean);
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begin
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  if not mv then
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  begin
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    GLCube1.Material.PolygonMode := pmLines;
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    GLCylinder1.Material.PolygonMode := pmLines;
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    GLSphere1.Material.PolygonMode := pmLines;
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    light1.Shining := false;
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    xyz_grid.visible := false;
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  end
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  else
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  begin
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    GLCube1.Material.PolygonMode := pmFill;
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    GLCylinder1.Material.PolygonMode := pmFill;
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    GLSphere1.Material.PolygonMode := pmFill;
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    light1.Shining := true;
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    xyz_grid.visible := true;
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  end;
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  xz_grid.visible := v1;
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  xy_grid.visible := v2;
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  yz_grid.visible := v3;
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end;
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procedure TForm1.vp1BeforeRender(Sender: TObject);
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begin
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  showScn(false, true, false, false);
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end;
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procedure TForm1.vp1AfterRender(Sender: TObject);
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begin
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  showScn(true, false, false, false);
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end;
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procedure TForm1.vp2BeforeRender(Sender: TObject);
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begin
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  showScn(false, false, true, false);
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end;
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procedure TForm1.vp2AfterRender(Sender: TObject);
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begin
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  showScn(true, false, false, false);
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end;
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procedure TForm1.vp3BeforeRender(Sender: TObject);
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begin
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  showScn(false, false, false, true);
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end;
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procedure TForm1.vpMouseDown(Sender: TObject; Button: TMouseButton;
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  Shift: TShiftState; X, Y: Integer);
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begin
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   mx:=x; my:=y;
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end;
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procedure TForm1.vpMouseMove(Sender: TObject; Shift: TShiftState; X,
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  Y: Integer);
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begin
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   if Shift<>[] then
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      Cam.MoveAroundTarget(my-y, mx-x);
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   mx:=x; my:=y;
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end;
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procedure TForm1.vp3AfterRender(Sender: TObject);
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begin
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  showScn(true, false, false, false);
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end;
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end.
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