From cde5b233530c3b43134039e8d8d5589b2daa28bf Mon Sep 17 00:00:00 2001
From: Siana Gearz <siana.sg@live.de>
Date: Wed, 20 Nov 2013 02:22:16 +0100
Subject: [PATCH] Limit avatar physics to 20-40 simulation steps per second to
 avoid wonky integration

---
 indra/newview/llphysicsmotion.cpp | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/indra/newview/llphysicsmotion.cpp b/indra/newview/llphysicsmotion.cpp
index 6fc0ab438..d681dbd69 100644
--- a/indra/newview/llphysicsmotion.cpp
+++ b/indra/newview/llphysicsmotion.cpp
@@ -45,7 +45,8 @@ typedef std::map<std::string, std::string> controller_map_t;
 typedef std::map<std::string, F32> default_controller_map_t;
 
 #define MIN_REQUIRED_PIXEL_AREA_AVATAR_PHYSICS_MOTION 0.f
-#define TIME_ITERATION_STEP 0.1f
+#define TIME_ITERATION_STEP 0.05f
+#define MINIMUM_UPDATE_TIMESTEP 0.025f
 
 inline F64 llsgn(const F64 a)
 {
@@ -592,7 +593,7 @@ BOOL LLPhysicsMotion::onUpdate(F32 time)
         const F32 time_delta = time - mLastTime;
 
 	// Don't update too frequently, to avoid precision errors from small time slices.
-	if (time_delta <= .01)
+	if (time_delta <= MINIMUM_UPDATE_TIMESTEP)
 	{
 		return FALSE;
 	}
@@ -889,4 +890,4 @@ void LLPhysicsMotion::reset()
 			mCharacter->setVisualParamWeight((*iter).mParam,(*iter).mParam->getDefaultWeight());
 		}
 	}
-} 
\ No newline at end of file
+}