void glutMainLoop()
{
char buffer[10]={0};
char pressed = 0;
int i;
XAllowEvents(dpy, AsyncBoth, CurrentTime);
while (gRunning)
{
while (XPending(dpy) > 0)
{
XEvent event;
XNextEvent(dpy, &event);
switch (event.type)
{
case ClientMessage:
if (event.xclient.data.l[0] == (signed)wmDeleteMessage) // quit!
gRunning = 0;
break;
case Expose:
break; // Update event! Should do draw here.
case ConfigureNotify:
if (gReshape)
gReshape(event.xconfigure.width, event.xconfigure.height);
else
{
glViewport(0, 0, event.xconfigure.width, event.xconfigure.height);
}
animate = 1;
break;
case KeyPress:
case KeyRelease:
if (event.type == KeyPress)
{ if ((gKey)){
gKey(event.xkey.keycode, event.xkey.x, event.xkey.y,event.xkey.state & ShiftMask ? 1 : 0);
gKeymap[(int)buffer[0]] = 1;
}
}
else
{ if (gKeyUp) gKeyUp(buffer[0], 0, 0,0); gKeymap[(int)buffer[0]] = 0;}
break;
case ButtonPress:
gButtonPressed[event.xbutton.button] = 1;
if (gMouseFunc != NULL)
gMouseFunc(GLUT_LEFT_BUTTON, GLUT_DOWN, event.xbutton.x, event.xbutton.y);
break;
case ButtonRelease:
gButtonPressed[event.xbutton.button] = 0;
if (gMouseFunc != NULL)
gMouseFunc(GLUT_LEFT_BUTTON, GLUT_UP, event.xbutton.x, event.xbutton.y);
break;
case MotionNotify:
pressed = 0;
for (i = 0; i < 5; i++)
if (gButtonPressed[i]) pressed = 1;
if (pressed && gMouseDragged)
gMouseDragged(event.xbutton.x, event.xbutton.y);
else
if (gMouseMoved)
gMouseMoved(event.xbutton.x, event.xbutton.y);
break;
default:
break;
}
}
if (animate)
{
animate = 0;
if (gDisplay)
gDisplay();
else
printf("No display function!\n");
}
else
if (gIdle) gIdle();
checktimers();
}
glXMakeCurrent(dpy, None, NULL);
glXDestroyContext(dpy, ctx);
XDestroyWindow(dpy, win);
XCloseDisplay(dpy);
}
LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
int x = LOWORD(lParam);
int y = HIWORD(lParam);
switch (message)
{
case WM_LBUTTONUP:
if (gMouseFunc != NULL)
gMouseFunc(GLUT_LEFT_BUTTON, GLUT_UP, x, y);
break;
case WM_LBUTTONDOWN:
if (gMouseFunc != NULL)
gMouseFunc(GLUT_LEFT_BUTTON, GLUT_DOWN, x, y);
break;
case WM_RBUTTONUP:
if (gMouseFunc != NULL)
gMouseFunc(GLUT_RIGHT_BUTTON, GLUT_UP, x, y);
break;
case WM_RBUTTONDOWN:
if (gMouseFunc != NULL)
gMouseFunc(GLUT_RIGHT_BUTTON, GLUT_DOWN, x, y);
break;
case WM_MOUSEMOVE:
if (gMouseMoved != NULL)
gMouseMoved(x, y);
break;
case WM_CREATE:
return 0;
case WM_CLOSE:
PostQuitMessage( 0 );
return 0;
case WM_DESTROY:
return 0;
case WM_KEYDOWN:
doKeyboardEvent(wParam, lParam, gKey, gSpecialKey, 1);
return 0;
case WM_KEYUP:
doKeyboardEvent(wParam, lParam, gKeyUp, gSpecialKeyUp, 0);
return 0;
case WM_SIZE:
if (gReshape != NULL)
gReshape(LOWORD(lParam), HIWORD(lParam));
break;
case WM_PAINT: // Don't have Windows fighting us while resize!
gDisplay();
break;
case WM_ERASEBKGND:
return 1;
break;
default:
return DefWindowProc( hWnd, message, wParam, lParam );
}
return 0;
}
