From be730dea566ff5f781e5af32dde569d589760530 Mon Sep 17 00:00:00 2001
From: "Ryan C. Gordon" <icculus@icculus.org>
Date: Sat, 10 Aug 2013 13:46:19 -0400
Subject: [PATCH] Haptic: Let XInput update effects while they're still
 running.

---
 src/haptic/windows/SDL_syshaptic.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/haptic/windows/SDL_syshaptic.c b/src/haptic/windows/SDL_syshaptic.c
index 99da8ce44..9b1349644 100644
--- a/src/haptic/windows/SDL_syshaptic.c
+++ b/src/haptic/windows/SDL_syshaptic.c
@@ -1275,6 +1275,11 @@ SDL_SYS_HapticUpdateEffect(SDL_Haptic * haptic,
         SDL_assert(data->type == SDL_HAPTIC_LEFTRIGHT);
         vib->wLeftMotorSpeed = data->leftright.large_magnitude;
         vib->wRightMotorSpeed = data->leftright.small_magnitude;
+        SDL_LockMutex(haptic->hwdata->mutex);
+        if (haptic->hwdata->stopTicks) {  /* running right now? Update it. */
+            XINPUTSETSTATE(haptic->hwdata->userid, vib);
+        }
+        SDL_UnlockMutex(haptic->hwdata->mutex);
         return 0;
     }