From 4ffab9bcdb9f2ddb1350355e127207c4dcb18871 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Michal=20Mal=C3=BD?= <madcatxster@prifuk.cz>
Date: Sun, 15 Dec 2013 15:54:04 +0100
Subject: [PATCH] Do not start effect when is can be just updated

---
 ffbdevice.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/ffbdevice.cpp b/ffbdevice.cpp
index 4116653..9f68337 100644
--- a/ffbdevice.cpp
+++ b/ffbdevice.cpp
@@ -223,6 +223,7 @@ bool FFBDevice::removeEffect(const int idx)
 
 bool FFBDevice::startEffect(const int idx, FFBEffectTypes type, std::shared_ptr<FFBEffectParameters> params)
 {
+  bool update = false;
   std::shared_ptr<FFBEffect> effect = FFBEffectFactory::createEffect(type);
   if (effect == nullptr) {
     qDebug() << "Unable to create effect";
@@ -247,6 +248,7 @@ bool FFBDevice::startEffect(const int idx, FFBEffectTypes type, std::shared_ptr<
       qDebug() << "Recreating effect" << idx;
     } else {
       effect->setInternalIdx(m_effects[idx]->internalIdx());
+      update = true;
       qDebug() << "Updating effect" << idx;
     }
   }
@@ -267,6 +269,8 @@ bool FFBDevice::startEffect(const int idx, FFBEffectTypes type, std::shared_ptr<
     delete kernelEff;
     return false;
   }
+  if (update)
+    return true;
 
   m_effects[idx]->setInternalIdx(kernelEff->id);
   m_effects[idx]->setStatus(FFBEffect::FFBEffectStatus::STOPPED);
-- 
2.43.5