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| unit Tut;
interface
uses Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms, Dialogs,dglopengl, StdCtrls, ExtCtrls, Buttons;
type TForm1 = class(TForm) Timer1: TTimer; procedure FormCreate(Sender: TObject); procedure Timer1Timer(Sender: TObject); private public end;
var DC, RC:HDC; Form1: TForm1;
implementation
{$R *.dfm}
procedure TForm1.FormCreate(Sender: TObject); begin
DC:=GetDC(Handle); RC:=CreateRenderingContext(DC, [opDoubleBuffered], 32, 24, 0, 0, 0, 0); ActivateRenderingContext(DC, RC); glMatrixMode(GL_PROJECTION); glLoadIdentity; gluPerspective(60, ClientWidth/ClientHeight, 0.1, 100);
gltranslatef(0,0,-15);
end;
procedure TForm1.Timer1Timer(Sender: TObject); begin glClear(GL_COLOR_BUFFER_BIT or GL_DEPTH_BUFFER_BIT);
glMatrixMode(GL_MODELVIEW); glLoadIdentity;
glPushMatrix; glbegin(gl_triangles); glColor3f(1, 0, 0); glVertex3f(-1,-1, 0); glColor3f(0, 0, 1); glVertex3f( 1,-1, 0); glColor3f(0, 1, 0); glVertex3f( 0, 1, 0); glEnd; glPushMatrix; glRotatef(35, 0, 1, 0); glTranslatef(2, 0, 0); glbegin(gl_triangles); glColor3f(1, 0, 0); glVertex3f(-1,-1, 0); glColor3f(0, 0, 1); glVertex3f( 1,-1, 0); glColor3f(0, 1, 0); glVertex3f( 0, 1, 0); glEnd;; glPushMatrix; glRotatef(35, 0, 1, 0); glTranslatef(2, 0, 0); glbegin(gl_triangles); glColor3f(1, 0, 0); glVertex3f(-1,-1, 0); glColor3f(0, 0, 1); glVertex3f( 1,-1, 0); glColor3f(0, 1, 0); glVertex3f( 0, 1, 0); glEnd;; glPopMatrix; glPopMatrix; glPopMatrix; swapbuffers(dc); end;
end. |