/*
    blink Task
    
*/

/* Includes ----------------------------------------------------------------- */
#include "task/user_task.h"
/* USER INCLUDE BEGIN */
#include "bsp/pwm.h"
#include <math.h>
/* USER INCLUDE END */

/* Private typedef ---------------------------------------------------------- */
/* Private define ----------------------------------------------------------- */
/* Private macro ------------------------------------------------------------ */
/* Private variables -------------------------------------------------------- */
/* USER STRUCT BEGIN */

/* USER STRUCT END */

/* Private function --------------------------------------------------------- */
/* Exported functions ------------------------------------------------------- */
void Task_blink(void *argument) {
  (void)argument; /* 未使用argument，消除警告 */

  
  /* 计算任务运行到指定频率需要等待的tick数 */
  const uint32_t delay_tick = osKernelGetTickFreq() / BLINK_FREQ;

  osDelay(BLINK_INIT_DELAY); /* 延时一段时间再开启任务 */

  uint32_t tick = osKernelGetTickCount(); /* 控制任务运行频率的计时 */
  /* USER CODE INIT BEGIN */
  BSP_PWM_Stop(BSP_PWM_LED_R);
  BSP_PWM_Stop(BSP_PWM_LED_B);
  BSP_PWM_SetComp(BSP_PWM_LED_G, 0.0f);
  BSP_PWM_Start(BSP_PWM_LED_G);
  /* USER CODE INIT END */
  
  while (1) {
    tick += delay_tick; /* 计算下一个唤醒时刻 */
    /* USER CODE BEGIN */
    // 呼吸灯 - 基于tick的正弦波
    float duty = (sinf(tick * 0.003f) + 1.0f) * 0.5f; // 0到1之间的正弦波，加快频率
    BSP_PWM_SetComp(BSP_PWM_LED_G, duty);
    /* USER CODE END */
    osDelayUntil(tick); /* 运行结束，等待下一次唤醒 */
  }
  
}