chess.txt

来自「a source code for banker s algorithm」· 文本 代码 · 共 50 行

#include<windows.h>
#include<gl.h>
#include<glut.h>

void myInit()
{
 glClearColor(0.0,0.0,1.0,1.0);
 glColor3f(0.0f,0.0f,0.0f);
 glPointSize(2.0);
 gluOrtho2D(0.0,640.0,0.0,480.0);
}

void Display()
{
 glClear(GL_COLOR_BUFFER_BIT);
 int i,j=0,c=0,t=0;
 for(int k=0;k<=8;k++)
 {
  j+=40;
  for(i=40;i<=320;i+=40)
  {
   if(c%2==0)
   glColor3f(0.0f,0.0f,0.0f);
   else
   glColor3f(1.0f,1.0f,1.0f);
   glBegin(GL_QUADS);
   glVertex2i(i,j);
   glVertex2i(i,j+40);
   glVertex2i(i+40,j+40);
   glVertex2i(i+40,j);
   glEnd();
   c++;
  }
  if(c/2!=1)
  c--;
 }
 glflush();
}

void main(int argc,char **argv)
{
 glutInit(&argc,argv);
 glutInitDisplayMode(GLUT_SINGLE|GLUT_RGB);
 glutInitWindowSize(640,480);
 glutInitWindowPosition(20,20);
 glutCreateWindow("chessboard");
 glutDisplayFunc(Display);
 myInit();
 glutMainLoop();
}