/*
 * (c) Copyright 1995-1999, Igor Tarasov
 * FidoNet: 2:5020/370.2 620.20 1103.5
 * Inet: itarasov@rtuis.miem.edu.ru
 * Phone: (095)942-50-97
 */


#include <windows.h>

#include <GL/gl.h>
#include <GL/glu.h>
#include <GL/glaux.h>



void CALLBACK resize(int width,int height)
{
   glViewport(0,0,width,height);
   glMatrixMode( GL_PROJECTION );
   glLoadIdentity();
   glOrtho(-5,5, -5,5, 2,12);   
   gluLookAt( 0,0,5, 0,0,0, 0,1,0 );
   glMatrixMode( GL_MODELVIEW );
}    



void CALLBACK display(void)
{
 static int time = 0;

    glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );

      glPushMatrix();  
      glRotated(time/2, 0.0, 1.0, 0.0);      
        
       glLineWidth(5.0f);
       glColor3f(1.0f,0.0f,0.0f);

       glBegin(GL_LINES);
        glVertex3d(-0.3,0.0,0.0);
        glVertex3d(1.5,0.0,0.0);
       glEnd();


       glPushMatrix();
         glRotated(2*time, 1,0,0);
         glTranslated(-0.3,0,0);
         glColor3f(0,0,1);
       
         glPushMatrix();
           glRotated(90,0,1,0);
	   glLineWidth(1);
           auxWireTorus(0.2, 0.7);
	  glPopMatrix();  
       
		 
         glLineWidth(7);
         glColor3f(0,1,0); 

        glBegin(GL_LINES);
           glVertex3d(0,0,0);
           glVertex3d(0,1,0);
           glVertex3d(0,0,0);
           glVertex3d(0,-0.5,1);
           glVertex3d(0,0,0);
           glVertex3d(0,-0.5,-1);
        glEnd();
       glPopMatrix(); 
       
        
  
       glPopMatrix();

   
   
       time++;


    auxSwapBuffers();

}



void main()
{
	float pos[4] = {3,3,3,1};
	float dir[3] = {-1,-1,-1};

    auxInitPosition( 50, 10, 400, 400);
    auxInitDisplayMode( AUX_RGB | AUX_DEPTH | AUX_DOUBLE );
    auxInitWindow( "Giroscop" );
    auxIdleFunc(display);
    auxReshapeFunc(resize);

  
    glEnable(GL_ALPHA_TEST);
    glEnable(GL_DEPTH_TEST);
    glEnable(GL_COLOR_MATERIAL);
   // glEnable(GL_LIGHTING);
    glEnable(GL_LIGHT0);
    glEnable(GL_BLEND);
    glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);

    glLightfv(GL_LIGHT0, GL_POSITION, pos);
    glLightfv(GL_LIGHT0, GL_SPOT_DIRECTION, dir);

	auxMainLoop(display);
}