mi.cpp

a source code for banker s algorithm

#include<windows.h>
#include<gl.h>
#include<glut.h>
#define screen4 480.0
void myInit(void)
{
 glClearColor(1.0,1.0,1.0,0.0);
 glColor3f(0.0f,1.0f,1.0f);
 glPointSize(4.0);
 gluOrtho2D(0.0,640.0,0.0,480);
}
void drawdot(int x,int y)
{
 glBegin(GL_POINTS);
 glVertex2i(x,y);
 glEnd();
 glFlush();
}
/*void myMouse(int but,int state,int x,int y)
{
 if(but==GLUT_LEFT_BUTTON && state==GLUT_DOWN)
 {
  drawdot(x,screen4-y);
 }
 else if(but==GLUT_RIGHT_BUTTON&&state==GLUT_DOWN)
 exit(0);
}*/
void mymouse(int x,int y)
{
 drawdot(x,screen4-y);

}
void myDisplay()
{
 glClear(GL_COLOR_BUFFER_BIT);
}
void main()
{
 glutInitDisplayMode(GLUT_SINGLE|GLUT_RGB);
 glutInitWindowSize(640,480);
 glutInitWindowPosition(100,50);
 glutCreateWindow("mouse");
 glutDisplayFunc(myDisplay);
 //glutMouseFunc(myMouse);
 glutPassiveMotionFunc(mymouse);
 myInit();
 glutMainLoop();
}