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J. Nick Koston 2025-07-26 21:15:53 -10:00
parent 8e6a053ead
commit dc45bed048
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1 changed files with 12 additions and 6 deletions
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18
esphome/components/light/light_call.cpp
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@ -403,21 +403,27 @@ void LightCall::transform_parameters_() {
// - RGBWW lights with color_interlock=true, which also sets "brightness" and // - RGBWW lights with color_interlock=true, which also sets "brightness" and
// "color_temperature" (without color_interlock, CW/WW are set directly) // "color_temperature" (without color_interlock, CW/WW are set directly)
// - Legacy Home Assistant (pre-colormode), which sets "white" and "color_temperature" // - Legacy Home Assistant (pre-colormode), which sets "white" and "color_temperature"
// Cache min/max mireds to avoid repeated calls
const float min_mireds = traits.get_min_mireds();
const float max_mireds = traits.get_max_mireds();
if (((this->has_white() && this->white_ > 0.0f) || this->has_color_temperature()) && // if (((this->has_white() && this->white_ > 0.0f) || this->has_color_temperature()) && //
(this->color_mode_ & ColorCapability::COLD_WARM_WHITE) && // (this->color_mode_ & ColorCapability::COLD_WARM_WHITE) && //
!(this->color_mode_ & ColorCapability::WHITE) && // !(this->color_mode_ & ColorCapability::WHITE) && //
!(this->color_mode_ & ColorCapability::COLOR_TEMPERATURE) && // !(this->color_mode_ & ColorCapability::COLOR_TEMPERATURE) && //
traits.get_min_mireds() > 0.0f && traits.get_max_mireds() > 0.0f) { min_mireds > 0.0f && max_mireds > 0.0f) {
ESP_LOGD(TAG, "'%s': setting cold/warm white channels using white/color temperature values", ESP_LOGD(TAG, "'%s': setting cold/warm white channels using white/color temperature values",
this->parent_->get_name().c_str()); this->parent_->get_name().c_str());
if (this->has_color_temperature()) { if (this->has_color_temperature()) {
const float color_temp = clamp(this->color_temperature_, traits.get_min_mireds(), traits.get_max_mireds()); const float color_temp = clamp(this->color_temperature_, min_mireds, max_mireds);
const float ww_fraction = const float range = max_mireds - min_mireds;
(color_temp - traits.get_min_mireds()) / (traits.get_max_mireds() - traits.get_min_mireds()); const float ww_fraction = (color_temp - min_mireds) / range;
const float cw_fraction = 1.0f - ww_fraction; const float cw_fraction = 1.0f - ww_fraction;
const float max_cw_ww = std::max(ww_fraction, cw_fraction); const float max_cw_ww = std::max(ww_fraction, cw_fraction);
this->cold_white_ = gamma_uncorrect(cw_fraction / max_cw_ww, this->parent_->get_gamma_correct()); const float gamma = this->parent_->get_gamma_correct();
this->warm_white_ = gamma_uncorrect(ww_fraction / max_cw_ww, this->parent_->get_gamma_correct()); this->cold_white_ = gamma_uncorrect(cw_fraction / max_cw_ww, gamma);
this->warm_white_ = gamma_uncorrect(ww_fraction / max_cw_ww, gamma);
this->set_flag_(FLAG_HAS_COLD_WHITE, true); this->set_flag_(FLAG_HAS_COLD_WHITE, true);
this->set_flag_(FLAG_HAS_WARM_WHITE, true); this->set_flag_(FLAG_HAS_WARM_WHITE, true);
} }