OpenGL只显示窗口 不显示图像 代码如下： #define GLUT_DISABLE_ATEXI

OpenGL只显示窗口 不显示图像 代码如下： #define GLUT_DISABLE_ATEXIT_HACK #include void myDisplay(void) { glClearColor(0.0, 0.0, 0.0, 0.0); glClear(GL_COLOR_BUFFER_BIT); glColor3f(1.0f, 1.0f, 1.0f); glRectf(-0.5f, -0.5f, 0.5f, 0.5f); glBegin(GL_TRIANGLES); glColor3f(1.0f, 0.0f, 0.0f); glVertex2f(0.0f, 1.0f); glColor3f(0.0f, 1.0f, 0.0f); glVertex2f(0.8f, -0.5f); glColor3f(1.0f, 0.0f, 0.0f); glVertex2f(-0.8f, -0.5f); glEnd(); glPointSize(3); glBegin(GL_POINTS); glColor3f(1.0f, 0.0f, 0.0f); glVertex2f(-0.4f, -0.4f); glColor3f(0.0f, 0.0f, 0.0f); glVertex2f(0.0f, 0.0f); glColor3f(0.0f, 0.0f, 1.0f); glVertex2f(0.4f, 0.4f); glEnd(); } int main(int argc, char* argv[]) { glutInit(&argc, argv); glutInitDisplayMode(GLUT_RGB | GLUT_SINGLE); glutInitWindowPosition(100, 100); glutInitWindowSize(400, 400); glutCreateWindow("Hello World!"); glutDisplayFunc(&myDisplay); glutMainLoop(); return 0; }