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/*
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* Copyright (C) 2020 Purism SPC
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* SPDX-License-Identifier: GPL-3.0+
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* Author: Guido Günther <agx@sigxcpu.org>
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*/
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#define G_LOG_DOMAIN "fbd-feedback-vibra-rumble"
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#include "fbd-enums.h"
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#include "fbd-feedback-vibra-rumble.h"
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#include "fbd-feedback-manager.h"
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/**
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* SECTION:fbd-feedback-vibra
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* @short_description: Describes a feedback via a haptic motor
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* @Title: FbdFeedbackVibra
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*
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* The #FbdVibraVibra describes the properties of a haptic feedback
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* event. It knows nothing about the hardware itself but calls
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* #FbdDevVibra for that.
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*/
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enum {
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PROP_0,
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PROP_COUNT,
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PROP_PAUSE,
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PROP_LAST_PROP,
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};
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static GParamSpec *props[PROP_LAST_PROP];
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typedef struct _FbdFeedbackVibraRumble {
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FbdFeedbackVibra parent;
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guint count; /* number of rumbles */
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guint pause; /* pause in msecs */
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guint rumble; /* rumble in msecs */
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guint periods; /* number of periods to play */
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guint timer_id;
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} FbdFeedbackVibraRumble;
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G_DEFINE_TYPE (FbdFeedbackVibraRumble, fbd_feedback_vibra_rumble, FBD_TYPE_FEEDBACK_VIBRA);
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static void
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fbd_feedback_vibra_rumble_set_property (GObject *object,
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guint property_id,
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const GValue *value,
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GParamSpec *pspec)
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{
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FbdFeedbackVibraRumble *self = FBD_FEEDBACK_VIBRA_RUMBLE (object);
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switch (property_id) {
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case PROP_COUNT:
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self->count = g_value_get_uint (value);
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break;
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case PROP_PAUSE:
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self->pause = g_value_get_uint (value);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
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break;
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}
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}
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static void
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fbd_feedback_vibra_rumble_get_property (GObject *object,
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guint property_id,
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GValue *value,
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GParamSpec *pspec)
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{
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FbdFeedbackVibraRumble *self = FBD_FEEDBACK_VIBRA_RUMBLE (object);
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switch (property_id) {
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case PROP_COUNT:
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g_value_set_uint (value, self->count);
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break;
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case PROP_PAUSE:
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g_value_set_uint (value, self->pause);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
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break;
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}
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}
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static gboolean
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on_period_ended (FbdFeedbackVibraRumble *self)
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{
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FbdFeedbackManager *manager = fbd_feedback_manager_get_default ();
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FbdDevVibra *dev = fbd_feedback_manager_get_dev_vibra (manager);
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g_return_val_if_fail (FBD_IS_FEEDBACK_VIBRA_RUMBLE (self), G_SOURCE_REMOVE);
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if (self->periods) {
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fbd_dev_vibra_rumble (dev, self->rumble, FALSE);
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self->periods--;
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return G_SOURCE_CONTINUE;
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}
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return G_SOURCE_REMOVE;
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}
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static void
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fbd_feedback_vibra_rumble_end_vibra (FbdFeedbackVibra *vibra)
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{
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FbdFeedbackVibraRumble *self = FBD_FEEDBACK_VIBRA_RUMBLE (vibra);
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FbdFeedbackManager *manager = fbd_feedback_manager_get_default ();
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FbdDevVibra *dev = fbd_feedback_manager_get_dev_vibra (manager);
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fbd_dev_vibra_stop (dev);
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g_clear_handle_id(&self->timer_id, g_source_remove);
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}
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static void
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fbd_feedback_vibra_rumble_start_vibra (FbdFeedbackVibra *vibra)
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{
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FbdFeedbackVibraRumble *self = FBD_FEEDBACK_VIBRA_RUMBLE (vibra);
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FbdFeedbackManager *manager = fbd_feedback_manager_get_default ();
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FbdDevVibra *dev = fbd_feedback_manager_get_dev_vibra (manager);
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guint duration = fbd_feedback_vibra_get_duration (vibra);
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guint period;
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self->rumble = (duration / self->count) - self->pause;
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if (self->rumble <= 0) {
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self->rumble = FBD_FEEDBACK_VIBRA_DEFAULT_DURATION;
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self->pause = 0;
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self->count = 1;
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}
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period = self->rumble + self->pause;
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self->periods = self->count;
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g_debug ("Rumble Vibra event: duration %d, rumble: %d, pause: %d, period: %d",
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duration, self->rumble, self->pause, period);
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fbd_dev_vibra_rumble (dev, self->rumble, TRUE);
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self->periods--;
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if (self->periods) {
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self->timer_id = g_timeout_add (period, (GSourceFunc) on_period_ended, self);
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}
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}
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static void
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fbd_feedback_vibra_rumble_class_init (FbdFeedbackVibraRumbleClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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FbdFeedbackVibraClass *vibra_class = FBD_FEEDBACK_VIBRA_CLASS (klass);
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object_class->set_property = fbd_feedback_vibra_rumble_set_property;
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object_class->get_property = fbd_feedback_vibra_rumble_get_property;
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vibra_class->start_vibra = fbd_feedback_vibra_rumble_start_vibra;
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vibra_class->end_vibra = fbd_feedback_vibra_rumble_end_vibra;
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props[PROP_COUNT] =
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g_param_spec_uint (
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"count",
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"Count",
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"The number of rumbles",
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0, G_MAXINT, 1,
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G_PARAM_CONSTRUCT_ONLY | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
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props[PROP_PAUSE] =
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g_param_spec_uint (
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"pause",
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"Pause",
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"The pause in msecs between rumbles",
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0, G_MAXINT, 0,
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G_PARAM_CONSTRUCT_ONLY | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
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g_object_class_install_properties (object_class, PROP_LAST_PROP, props);
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}
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static void
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fbd_feedback_vibra_rumble_init (FbdFeedbackVibraRumble *self)
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{
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self->count = 1;
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}
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