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vibra-periodic: Honor max strength

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Since we scale down the magnitude we also scale down the fade in level
to keep the ratio between the two the same.

Closes: https://source.puri.sm/Librem5/feedbackd/-/issues/84

Signed-off-by: Guido Günther <agx@sigxcpu.org>
This commit is contained in:
Guido Günther
2025-03-09 12:28:08 +01:00
parent 6d6cd905fc
commit 41c1521790
1 changed files with 14 additions and 6 deletions
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src/fbd-feedback-vibra-periodic.c
+14 -6
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@@ -7,6 +7,7 @@
#define G_LOG_DOMAIN "fbd-feedback-vibra-periodic"
#include "fbd-enums.h"
#include "fbd-feedback-vibra-priv.h"
#include "fbd-feedback-vibra-periodic.h"
#include "fbd-feedback-manager.h"
@@ -20,6 +21,8 @@
* #FbdDevVibra for that.
*/
#define MAX_MAGNITUDE 0xFFFF
enum {
PROP_0,
PROP_MAGNITUDE,
@@ -103,13 +106,18 @@ fbd_feedback_vibra_periodic_start_vibra (FbdFeedbackVibra *vibra)
FbdFeedbackManager *manager = fbd_feedback_manager_get_default ();
FbdDevVibra *dev = fbd_feedback_manager_get_dev_vibra (manager);
guint duration = fbd_feedback_vibra_get_duration (vibra);
double max_strength = fbd_feedback_vibra_get_max_strength (FBD_FEEDBACK_VIBRA (self));
double fade_in_ratio = (double)self->fade_in_level / self->magnitude;
guint max_magnitude, fade_in_level;
g_return_if_fail (FBD_IS_DEV_VIBRA (dev));
g_debug ("Periodic Vibra: %d %d %d %d",
duration, self->magnitude, self->fade_in_level, self->fade_in_time);
max_magnitude = MIN (MAX_MAGNITUDE * max_strength, self->magnitude);
fade_in_level = MIN (max_magnitude * fade_in_ratio, self->fade_in_level);
fbd_dev_vibra_periodic (dev, duration, self->magnitude, self->fade_in_level,
self->fade_in_time);
g_debug ("Periodic Vibra: %d %d %d %d",
duration, max_magnitude, fade_in_level, self->fade_in_time);
fbd_dev_vibra_periodic (dev, duration, max_magnitude, fade_in_level, self->fade_in_time);
}
static gboolean
@@ -141,7 +149,7 @@ fbd_feedback_vibra_periodic_class_init (FbdFeedbackVibraPeriodicClass *klass)
"magnitude",
"Magnitude",
"total magnitude",
0, 0xFFFF, 0x7FFF,
0, MAX_MAGNITUDE, 0x7FFF,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
props[PROP_FADE_IN_TIME] =
@@ -157,7 +165,7 @@ fbd_feedback_vibra_periodic_class_init (FbdFeedbackVibraPeriodicClass *klass)
"fade-in-level",
"Fade in level",
"Fade in start level",
0, 0xFFFF, 0x7FFF,
0, MAX_MAGNITUDE, 0x7FFF,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
g_object_class_install_properties (object_class, PROP_LAST_PROP, props);