Vincent Pelletier : dinput: Effect length can actually be 0.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: f1beea4f861be815b5b6c3d539ba4eec9c668414
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=f1beea4f861be815b5b6c3d539ba4eec9c668414

Author: Vincent Pelletier <plr.vincent at gmail.com>
Date:   Wed Mar 30 21:52:14 2011 +0200

dinput: Effect length can actually be 0.

This fixes force feedback devices slamming for 10ms at full strength, as
attack is an absolute value, not a factor of effect level.

---

 dlls/dinput/effect_linuxinput.c |   11 +++++------
 1 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/dlls/dinput/effect_linuxinput.c b/dlls/dinput/effect_linuxinput.c
index fbc5994..0154f49 100644
--- a/dlls/dinput/effect_linuxinput.c
+++ b/dlls/dinput/effect_linuxinput.c
@@ -606,13 +606,12 @@ static HRESULT WINAPI LinuxInputEffectImpl_SetParameters(
         else env = NULL; 
 
 	if (peff->lpEnvelope == NULL) {
-	    /* if this type had an envelope, reset it
-	     * note that length can never be zero, so we set it to something minuscule */
+	    /* if this type had an envelope, reset it */
 	    if (env) {
-		env->attack_length = 0x10;
-		env->attack_level = 0x7FFF;
-		env->fade_length = 0x10;
-		env->fade_level = 0x7FFF;
+		env->attack_length = 0;
+		env->attack_level = 0;
+		env->fade_length = 0;
+		env->fade_level = 0;
 	    }
 	} else {
 	    /* did we get passed an envelope for a type that doesn't even have one? */