feat: 支持颜色校准

dependencies.lock

@@ -0,0 +1,9 @@
+dependencies:
+  idf:
+    component_hash: null
+    source:
+      type: idf
+    version: 4.4.4
+manifest_hash: dcf4d39b94252de130019eadceb989d72b0dbc26b552cfdcbb50f6da531d2b92
+target: esp32c3
+version: 1.0.0

main/light.c

@@ -36,6 +36,10 @@ light_mode_t light_mode;
 float display_ambient_light_brightness = 1;
 uint8_t display_ambient_lighting_level = 255;
 
+float led_strip_red_calibration = 1.0;
+float led_strip_green_calibration = 1.0;
+float led_strip_blue_calibration = 1.0;
+
 void led_strip_fade_in_light_level(void *pvParameter) {
   float target = (float)display_ambient_lighting_level / 255.0;
   float step_length = (target - display_ambient_light_brightness) / 40.0;
@@ -57,6 +61,12 @@ void led_strip_set_brightness(uint8_t level) {
               4096, NULL, 1, NULL);
 }
 
+void led_strip_set_color_calibration(float red, float green, float blue) {
+  led_strip_red_calibration = red;
+  led_strip_green_calibration = green;
+  led_strip_blue_calibration = blue;
+}
+
 /**
  * @brief Simple helper function, converting HSV color space to RGB color
  * space
@@ -277,11 +287,14 @@ void light_play_colors(uint16_t len, uint8_t *buffer) {
        led_index < STRIP_LED_NUMBER && buffer_cursor < len;
        led_index++, buffer_cursor += 3) {
     uint8_t r = (uint8_t)((float)buffer[buffer_cursor] *
-                          display_ambient_light_brightness),
+                          display_ambient_light_brightness *
+                          led_strip_red_calibration),
             g = (uint8_t)((float)buffer[buffer_cursor + 1] *
-                          display_ambient_light_brightness),
+                          display_ambient_light_brightness *
+                          led_strip_green_calibration),
             b = (uint8_t)((float)buffer[buffer_cursor + 2] *
-                          display_ambient_light_brightness);
+                          display_ambient_light_brightness *
+                          led_strip_blue_calibration);
     ESP_ERROR_CHECK(
         light_led_strip->set_pixel(light_led_strip, led_index, r, g, b));
   }

main/mqtt.c

@@ -40,6 +40,8 @@
 #define MQTT_KEY_DESKTOP_ONLINE MQTT_DESKTOP_KEY_PREFIX MQTT_ONLINE_SUFFIX
 #define MQTT_KEY_DESKTOP_COLORS MQTT_DESKTOP_KEY_PREFIX MQTT_COLORS_SUFFIX
 #define MQTT_KEY_DESKTOP_ALL MQTT_DESKTOP_KEY_PREFIX MQTT_ALL_SUFFIX
+#define MQTT_KEY_DESKTOP_COLOR_CALIBRATION \
+  MQTT_DESKTOP_KEY_PREFIX "color-calibration"
 
 #define MQTT_KEY_BOARD_CMD MQTT_BOARD_KEY_PREFIX MQTT_CMD_SUFFIX
 #define MQTT_KEY_DESKTOP_DISPLAY_0_BRIGHTNESS \
@@ -124,6 +126,11 @@ static void mqtt_event_handler(void *handler_args, esp_event_base_t base,
               .value = (uint16_t)(event->data[0] << 8 | event->data[1]),
           };
           xQueueSend(mqtt_cmd_event, &mqtt_event, NULL);
+        } else if (strncmp(event->topic, MQTT_KEY_DESKTOP_COLOR_CALIBRATION,
+                           event->topic_len) == 0) {
+          led_strip_set_color_calibration((float)event->data[0] / 255.0,
+                                          (float)event->data[1] / 255.0,
+                                          (float)event->data[2] / 255.0);
         } else {
           printf("TOPIC=%.*s\r\n", event->topic_len, event->topic);
           printf("DATA=%.*s\r\n", event->data_len, event->data);