。。。
glBindTexture(GL_TEXTURE_2D, texture[0]);
glutSolidSphere(6960, 100, 100);
。。。
这样

AUX_RGBImageRec *LoadBMP(char *Filename)// 载入位图图象
{
ifstream fin;fin.open(Filename,ios::in);return auxDIBImageLoad(Filename);// 载入位图并返回指针
}
int LoadGLTextures()// 载入位图)并转换成纹理{
int Status=FALSE;
AUX_RGBImageRec *TextureImage[1];
memset(TextureImage,0,sizeof(void *)*1);
LoadBMP("C:\\new\\sun2.bmp");
if (TextureImage[0]=LoadBMP("C:\\new\\sun2.bmp"))
{
Status=TRUE;// 将 Status 设为 TRUEglGenTextures(1, &texture[0]);
glBindTexture(GL_TEXTURE_2D, texture[0]);
glTexImage2D(GL_TEXTURE_2D, 0, 3, TextureImage[0]->sizeX, TextureImage[0]->sizeY, 0, GL_RGB, GL_UNSIGNED_BYTE, TextureImage[0]->data);
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_LINEAR);// 线形滤波
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_LINEAR);// 线形滤波
}
if (TextureImage[0])
{
if (TextureImage[0]->data)
{
free(TextureImage[0]->data);
}
free(TextureImage[0]);
}
return Status;
}
int InitGL(GLvoid) {
if (!LoadGLTextures()) { return FALSE; }
glEnable(GL_TEXTURE_2D);
glShadeModel(GL_SMOOTH);
glClearDepth(1.0f);
glEnable(GL_DEPTH_TEST);
glDepthFunc(GL_LEQUAL);
glHint(GL_PERSPECTIVE_CORRECTION_HINT,GL_NICEST);
return TRUE; }
int day=70;
。。。
bool mydisplay{
...//画图
}

int DrawGLScene(GLvoid)// 从这里开始进行所有的绘制
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
gluPerspective(75, 1, 1, 40000); //指定透视角度75，纵横比1：1，近距1，远距40000000 glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
gluLookAt(0, -20000, 20000, 0, 0, 0, 0, 0, 1);
{ GLfloat sun_light_position[] = {0.0f, 0.0f, 0.0f, 1.0f};
GLfloat sun_light_ambient[] = {0.0f, 0.0f, 0.5f, 1.0f};
GLfloat sun_light_diffuse[] = {1.0f, 1.0f, 1.0f, 1.0f};
GLfloat sun_light_specular[] = {1.0f, 1.0f, 1.0f, 1.0f};
glLightfv(GL_LIGHT0, GL_POSITION, sun_light_position);
glLightfv(GL_LIGHT0, GL_AMBIENT, sun_light_ambient);
glLightfv(GL_LIGHT0, GL_DIFFUSE, sun_light_diffuse);
glLightfv(GL_LIGHT0, GL_SPECULAR, sun_light_specular);
glEnable(GL_LIGHT0); glEnable(GL_LIGHTING); }//光
{
glBindTexture(GL_TEXTURE_2D, texture[0]); glutSolidSphere(6960, 100, 100); }//太阳
。。。。。
}

没事了，忘了 glEnable(GL_TEXTURE_GEN_S);....................................
话说这图丑的一比