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Implement 'round to nearest multiple' filter (#7142)
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5 changed files with 38 additions and 0 deletions
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@ -17,6 +17,7 @@ from esphome.const import (
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CONF_ICON,
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CONF_ID,
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CONF_IGNORE_OUT_OF_RANGE,
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CONF_MULTIPLE,
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CONF_ON_RAW_VALUE,
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CONF_ON_VALUE,
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CONF_ON_VALUE_RANGE,
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@ -249,6 +250,7 @@ CalibratePolynomialFilter = sensor_ns.class_("CalibratePolynomialFilter", Filter
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SensorInRangeCondition = sensor_ns.class_("SensorInRangeCondition", Filter)
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ClampFilter = sensor_ns.class_("ClampFilter", Filter)
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RoundFilter = sensor_ns.class_("RoundFilter", Filter)
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RoundMultipleFilter = sensor_ns.class_("RoundMultipleFilter", Filter)
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validate_unit_of_measurement = cv.string_strict
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validate_accuracy_decimals = cv.int_
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@ -734,6 +736,23 @@ async def round_filter_to_code(config, filter_id):
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)
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@FILTER_REGISTRY.register(
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"round_to_multiple_of",
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RoundMultipleFilter,
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cv.maybe_simple_value(
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{
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cv.Required(CONF_MULTIPLE): cv.positive_not_null_float,
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},
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key=CONF_MULTIPLE,
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),
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)
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async def round_multiple_filter_to_code(config, filter_id):
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return cg.new_Pvariable(
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filter_id,
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config[CONF_MULTIPLE],
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)
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async def build_filters(config):
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return await cg.build_registry_list(FILTER_REGISTRY, config)
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@ -472,5 +472,13 @@ optional<float> RoundFilter::new_value(float value) {
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return value;
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}
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RoundMultipleFilter::RoundMultipleFilter(float multiple) : multiple_(multiple) {}
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optional<float> RoundMultipleFilter::new_value(float value) {
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if (std::isfinite(value)) {
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return value - remainderf(value, this->multiple_);
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}
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return value;
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}
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} // namespace sensor
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} // namespace esphome
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@ -431,5 +431,14 @@ class RoundFilter : public Filter {
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uint8_t precision_;
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};
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class RoundMultipleFilter : public Filter {
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public:
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explicit RoundMultipleFilter(float multiple);
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optional<float> new_value(float value) override;
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protected:
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float multiple_;
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};
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} // namespace sensor
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} // namespace esphome
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@ -464,6 +464,7 @@ zero_to_one_float = float_range(min=0, max=1)
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negative_one_to_one_float = float_range(min=-1, max=1)
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positive_int = int_range(min=0)
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positive_not_null_int = int_range(min=0, min_included=False)
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positive_not_null_float = float_range(min=0, min_included=False)
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def validate_id_name(value):
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@ -503,6 +503,7 @@ CONF_MOTION = "motion"
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CONF_MOVEMENT_COUNTER = "movement_counter"
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CONF_MQTT = "mqtt"
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CONF_MQTT_ID = "mqtt_id"
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CONF_MULTIPLE = "multiple"
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CONF_MULTIPLEXER = "multiplexer"
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CONF_MULTIPLY = "multiply"
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CONF_NAME = "name"
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