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Fixed SDL_HapticNewEffect() failing on various DirectInput devices.

Ryan C. Gordon 11 年之前
父節點
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18c9a4e96b
共有 1 個文件被更改,包括 18 次插入1 次删除
  1. 18 1
      src/haptic/windows/SDL_syshaptic.c

+ 18 - 1
src/haptic/windows/SDL_syshaptic.c

@@ -507,8 +507,25 @@ DI_DeviceObjectCallback(LPCDIDEVICEOBJECTINSTANCE dev, LPVOID pvRef)
     SDL_Haptic *haptic = (SDL_Haptic *) pvRef;
 
     if ((dev->dwType & DIDFT_AXIS) && (dev->dwFlags & DIDOI_FFACTUATOR)) {
+        const GUID *guid = &dev->guidType;
+        DWORD offset = 0;
+        if (DI_GUIDIsSame(guid, &GUID_XAxis)) {
+            offset = DIJOFS_X;
+        } else if (DI_GUIDIsSame(guid, &GUID_YAxis)) {
+            offset = DIJOFS_Y;
+        } else if (DI_GUIDIsSame(guid, &GUID_ZAxis)) {
+            offset = DIJOFS_Z;
+        } else if (DI_GUIDIsSame(guid, &GUID_RxAxis)) {
+            offset = DIJOFS_RX;
+        } else if (DI_GUIDIsSame(guid, &GUID_RyAxis)) {
+            offset = DIJOFS_RY;
+        } else if (DI_GUIDIsSame(guid, &GUID_RzAxis)) {
+            offset = DIJOFS_RZ;
+        } else {
+            return DIENUM_CONTINUE;   /* can't use this, go on. */
+        }
 
-        haptic->hwdata->axes[haptic->naxes] = dev->dwOfs;
+        haptic->hwdata->axes[haptic->naxes] = offset;
         haptic->naxes++;
 
         /* Currently using the artificial limit of 3 axes. */