GLfloat light_specular[]={1.0, 1.0, 1.0, 1.0};
GLfloat light_shininess={50.0};
GLfloat light_position[] = {0.0, 0.0,1.0,1.0};//无穷远光源
//GL_AMBIENT ,GL_DIFFUSE , GL_SPECULAR
glLightfv (GL_LIGHT0,GL_SPECULAR, light_specular);
glLightf(GL_LIGHT0,GL_SHININESS, light_shininess);
glLightfv(GL_LIGHT0,GL_POSITION,light_position); glEnable(GL_LIGHTING);
glEnable(GL_LIGHT0);
这样添加了光源之后,我绘制的图形(正方体,茶壶)原来的颜色都没了,都变成黑色和灰色了,能看出来光源效果,但是就是没有颜色...
glEnable(GL_LIGHTING);
GLfloat light_specular[]={1.0, 1.0, 1.0, 1.0};
GLfloat light_shininess={50.0};
GLfloat light_position[] = {0.0, 0.0,1.0,1.0};//无穷远光源
//GL_AMBIENT ,GL_DIFFUSE , GL_SPECULAR
glLightfv (GL_LIGHT0,GL_SPECULAR, light_specular);
glLightf(GL_LIGHT0,GL_SHININESS, light_shininess);
glLightfv(GL_LIGHT0,GL_POSITION,light_position); glEnable(GL_LIGHT0);还是一样效果.光照效果有的,只是不能显示绘制的图形的颜色.
打了灯光,就不需要物体的颜色信息了。
glEnable(GL_COLOR_MATERIAL);