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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.
This commit is contained in:
Vincent Pelletier 2011-03-30 21:52:14 +02:00 committed by Alexandre Julliard
parent 1f8f7cf7af
commit f1beea4f86
1 changed files with 5 additions and 6 deletions
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11
dlls/dinput/effect_linuxinput.c
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@ -606,13 +606,12 @@ static HRESULT WINAPI LinuxInputEffectImpl_SetParameters(
else env = NULL; else env = NULL;
if (peff->lpEnvelope == NULL) { if (peff->lpEnvelope == NULL) {
/* if this type had an envelope, reset it /* if this type had an envelope, reset it */
* note that length can never be zero, so we set it to something minuscule */
if (env) { if (env) {
env->attack_length = 0x10; env->attack_length = 0;
env->attack_level = 0x7FFF; env->attack_level = 0;
env->fade_length = 0x10; env->fade_length = 0;
env->fade_level = 0x7FFF; env->fade_level = 0;
} }
} else { } else {
/* did we get passed an envelope for a type that doesn't even have one? */ /* did we get passed an envelope for a type that doesn't even have one? */