求助。。。。。程序窗口不能显示

Seraphim.Wangjc

1. #include <gl/glut.h>
   
2. 
   
3. GLfloat UpAngle = 0.0f;
   
4. GLfloat LeAngle = 0.0f;
   
5. 
   
6. void Render(void)
   
7. {
   
8.         glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
   
9.         glMatrixMode(GL_MODELVIEW);
   
10. 
    
11.         glPushMatrix();
    
12.         glRotatef(UpAngle,1.0f,0.0f,0.0f);
    
13.         glRotatef(LeAngle,0.0f,1.0f,0.0f);
    
14. 
    
15.         glBegin(GL_TRIANGLES);
    
16. 
    
17.         //正面
    
18.         glColor3f(1.0f,0.0f,0.0f);
    
19.         glNormal3f(0.0f,0.0f,1.0f);
    
20.         glVertex3f(10.0f,10.0f,10.0f);
    
21.         glColor3f(0.0f,1.0f,0.0f);
    
22.         glVertex3f(-10.0f,10.0f,10.0f);
    
23.         glVertex3f(10.0f,-10.0f,10.0f);
    
24.         glVertex3f(10.0f,-10.0f,10.0f);
    
25.         glVertex3f(-10.0f,10.0f,10.0f);
    
26.         glColor3f(0.0f,0.0f,1.0f);
    
27.         glVertex3f(-10.0f,-10.0f,10.0f);
    
28. 
    
29.         glEnd();
    
30.         glPopMatrix();
    
31. 
    
32.         glutSwapBuffers();
    
33. }
    
34. 
    
35. void InitGL(void)
    
36. {
    
37.         GLfloat ambientlight[] = {0.5f,0.5f,0.5f,1.0f};
    
38.         GLfloat diffuselight[] = {1.0f,1.0f,1.0f,1.0f};
    
39.         GLfloat positionlight[] = {0.0f,0.0f,30.0f,1.0f};
    
40. 
    
41.         glLightfv(GL_LIGHT0,GL_AMBIENT,ambientlight);
    
42.         glLightfv(GL_LIGHT0,GL_DIFFUSE,diffuselight);
    
43.         glLightfv(GL_LIGHT0,GL_POSITION,positionlight);
    
44. 
    
45.         glEnable(GL_LIGHT0);
    
46.         glEnable(GL_LIGHTING);
    
47. 
    
48.         //glEnable(GL_CULL_FACE);
    
49.         glEnable(GL_DEPTH_TEST);
    
50. 
    
51.         glClearColor(0.0f,0.0f,0.0f,1.0f);
    
52. }
    
53. 
    
54. void ChangeSize(int w,int h)
    
55. {
    
56.         if(h <= 0)
    
57.                 h = 1;
    
58. 
    
59.         glViewport(0,0,w,h);
    
60. 
    
61.         glMatrixMode(GL_PROJECTION);
    
62.         glLoadIdentity();
    
63. 
    
64.         gluPerspective(45.0f,(GLfloat)w/(GLfloat)h,1.0f,100.0f);
    
65. 
    
66.         glMatrixMode(GL_MODELVIEW);
    
67.         glLoadIdentity();
    
68. 
    
69.         glTranslatef(0.0f,0.0f,-30.0f);
    
70. }
    
71. 
    
72. void TimerFunc(int v)
    
73. {
    
74.         glutPostRedisplay();
    
75.         glutTimerFunc(33,TimerFunc,1);
    
76. }
    
77. 
    
78. int main()
    
79. {
    
80.         glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH | GLUT_RGBA);
    
81.         glutInitWindowSize(800,600);
    
82.         glutCreateWindow("LIGHT");
    
83. 
    
84.         glutDisplayFunc(Render);
    
85.         glutReshapeFunc(ChangeSize);
    
86.         glutTimerFunc(33,TimerFunc,1);
    
87. 
    
88.         InitGL();
    
89. 
    
90.         glutMainLoop;
    
91.        
    
92.         return 0;
    
93. }
    

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这个程序连程序窗口都没有出来就结束了，我不知道为什么 也不清楚哪里错了

Seraphim.Wangjc

为什么每次一发完贴后，我就莫明奇妙的找到了错误。。。。