Mercurial > sdl-ios-xcode
diff src/haptic/linux/SDL_syshaptic.c @ 2539:b4c41a7eea04 gsoc2008_force_feedback
Properly support INFINITY length haptic effects on linux.
| author | Edgar Simo <bobbens@gmail.com> |
|---|---|
| date | Sun, 20 Jul 2008 16:21:15 +0000 |
| parents | 22ce87690b41 |
| children | fe346eddd3fb |
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--- a/src/haptic/linux/SDL_syshaptic.c Sun Jul 20 14:12:52 2008 +0000 +++ b/src/haptic/linux/SDL_syshaptic.c Sun Jul 20 16:21:15 2008 +0000 @@ -515,7 +515,8 @@ if (dest->direction < 0) return -1; /* Replay */ - dest->replay.length = CLAMP(constant->length); + dest->replay.length = (constant->length == SDL_HAPTIC_INFINITY) ? + 0 : CLAMP(constant->length); dest->replay.delay = CLAMP(constant->delay); /* Trigger */ @@ -546,7 +547,8 @@ if (dest->direction < 0) return -1; /* Replay */ - dest->replay.length = CLAMP(periodic->length); + dest->replay.length = (periodic->length == SDL_HAPTIC_INFINITY) ? + 0 : CLAMP(periodic->length); dest->replay.delay = CLAMP(periodic->delay); /* Trigger */ @@ -597,7 +599,8 @@ dest->direction = 0; /* Handled by the condition-specifics. */ /* Replay */ - dest->replay.length = CLAMP(condition->length); + dest->replay.length = (condition->length == SDL_HAPTIC_INFINITY) ? + 0 : CLAMP(condition->length); dest->replay.delay = CLAMP(condition->delay); /* Trigger */ @@ -631,7 +634,8 @@ if (dest->direction < 0) return -1; /* Replay */ - dest->replay.length = CLAMP(ramp->length); + dest->replay.length = (ramp->length == SDL_HAPTIC_INFINITY) ? + 0 : CLAMP(ramp->length); dest->replay.delay = CLAMP(ramp->delay); /* Trigger */ @@ -741,6 +745,7 @@ /* Prepare to run the effect */ run.type = EV_FF; run.code = effect->hweffect->effect.id; + /* We don't actually have infinity here, so we just do INT_MAX which is pretty damn close. */ run.value = (iterations > INT_MAX) ? INT_MAX : iterations; if (write(haptic->hwdata->fd, (const void*) &run, sizeof(run)) < 0) {