/* * SPDX-FileCopyrightText: 2022-2023 Espressif Systems (Shanghai) CO LTD * * SPDX-License-Identifier: Apache-2.0 */ #pragma once #include #include "esp_err.h" #include "led_strip_rmt.h" #include "esp_idf_version.h" #if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(5, 1, 0) #include "led_strip_spi.h" #endif #ifdef __cplusplus extern "C" { #endif /** * @brief Set RGB for a specific pixel * * @param strip: LED strip * @param index: index of pixel to set * @param red: red part of color * @param green: green part of color * @param blue: blue part of color * * @return * - ESP_OK: Set RGB for a specific pixel successfully * - ESP_ERR_INVALID_ARG: Set RGB for a specific pixel failed because of invalid parameters * - ESP_FAIL: Set RGB for a specific pixel failed because other error occurred */ esp_err_t led_strip_set_pixel(led_strip_handle_t strip, uint32_t index, uint32_t red, uint32_t green, uint32_t blue); /** * @brief Set RGBW for a specific pixel * * @note Only call this function if your led strip does have the white component (e.g. SK6812-RGBW) * @note Also see `led_strip_set_pixel` if you only want to specify the RGB part of the color and bypass the white component * * @param strip: LED strip * @param index: index of pixel to set * @param red: red part of color * @param green: green part of color * @param blue: blue part of color * @param white: separate white component * * @return * - ESP_OK: Set RGBW color for a specific pixel successfully * - ESP_ERR_INVALID_ARG: Set RGBW color for a specific pixel failed because of an invalid argument * - ESP_FAIL: Set RGBW color for a specific pixel failed because other error occurred */ esp_err_t led_strip_set_pixel_rgbw(led_strip_handle_t strip, uint32_t index, uint32_t red, uint32_t green, uint32_t blue, uint32_t white); /** * @brief Set HSV for a specific pixel * * @param strip: LED strip * @param index: index of pixel to set * @param hue: hue part of color (0 - 360) * @param saturation: saturation part of color (0 - 255) * @param value: value part of color (0 - 255) * * @return * - ESP_OK: Set HSV color for a specific pixel successfully * - ESP_ERR_INVALID_ARG: Set HSV color for a specific pixel failed because of an invalid argument * - ESP_FAIL: Set HSV color for a specific pixel failed because other error occurred */ esp_err_t led_strip_set_pixel_hsv(led_strip_handle_t strip, uint32_t index, uint16_t hue, uint8_t saturation, uint8_t value); /** * @brief Refresh memory colors to LEDs * * @param strip: LED strip * * @return * - ESP_OK: Refresh successfully * - ESP_FAIL: Refresh failed because some other error occurred * * @note: * After updating the LED colors in the memory, a following invocation of this API is needed to flush colors to strip. */ esp_err_t led_strip_refresh(led_strip_handle_t strip); /** * @brief Clear LED strip (turn off all LEDs) * * @param strip: LED strip * * @return * - ESP_OK: Clear LEDs successfully * - ESP_FAIL: Clear LEDs failed because some other error occurred */ esp_err_t led_strip_clear(led_strip_handle_t strip); /** * @brief Free LED strip resources * * @param strip: LED strip * * @return * - ESP_OK: Free resources successfully * - ESP_FAIL: Free resources failed because error occurred */ esp_err_t led_strip_del(led_strip_handle_t strip); #ifdef __cplusplus } #endif