Opengl 2011-10-30 第一个程序

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

void renderScene(void){
glClear(GL_COLOR_BUFFER_BIT);
glFlush();
}
void SetupRc(void){
glClearColor(0.0f,0.0f,1.0f,1.0f);
}
void main(void){
glutInitDisplayMode(GLUT_SINGLE|GLUT_RGB);
glutCreateWindow("Demo");
glutDisplayFunc(renderScene);

SetupRc();
glutMainLoop();
}