+typedef enum
+{
+ SDL_TOUCH_DEVICE_INVALID = -1,
+ SDL_TOUCH_DEVICE_DIRECT, /* touch screen with window-relative coordinates */
+ SDL_TOUCH_DEVICE_INDIRECT_ABSOLUTE, /* trackpad with absolute device coordinates */
+ SDL_TOUCH_DEVICE_INDIRECT_RELATIVE /* trackpad with screen cursor-relative coordinates */
+} SDL_TouchDeviceType;
+