PWM LEDs driven by a single pattern

[bike-lights.git] / firmware / pattern.c

diff --git a/firmware/pattern.c b/firmware/pattern.c
index 3354c6f5e5d59b8a46e4c5991d736ab70e6e4a55..669225860c4d11583fba63693e653ecc60fe063e 100644 (file)
--- a/firmware/pattern.c
+++ b/firmware/pattern.c
@@ -87,10 +87,12 @@ pattern_t off_pattern[] = {
 
 static void led_set_mode(unsigned char n, unsigned char mode)
 {
-       if (n < N_PWMLEDS) {
-               pwmled_set_mode(n, mode);
+       if (n == 0) {
+               pwmled_set_mode(0, mode & 3);
+               pwmled_set_mode(1, (mode >> 2) & 1);
+               pwmled_set_mode(2, (mode >> 3) & 3);
        } else if (n < N_LEDS) {
-               gpio_set(n - N_PWMLEDS, mode);
+               gpio_set(n - 1, mode);
        }
 }
 
@@ -113,7 +115,7 @@ void init_pattern()
        for (i = 0; i < N_LEDS; i++)
                led_set_pattern(i, NULL);
 
-       led_set_pattern(N_PWMLEDS+1, boot_pattern);
+       led_set_pattern(N_ILLUM_LED, boot_pattern);
 }
 
 pattern_t *number_pattern(unsigned char num, unsigned char inv)
@@ -135,12 +137,10 @@ pattern_t *number_pattern(unsigned char num, unsigned char inv)
 static pattern_t *pattern_select(unsigned char n)
 {
        switch(n) {
-       case 0: return pwmled0_pattern_select();
-       case 1: return pwmled1_pattern_select();
-       case 2: return pwmled2_pattern_select();
-       case 3: return status_led_pattern_select();
-       case 4: return illumination_led_pattern_select();
-       case 6: return laser_pattern_select();
+       case 0: return pwmled_pattern_select();
+       case N_STATUS_LED: return status_led_pattern_select();
+       case N_ILLUM_LED:  return illumination_led_pattern_select();
+       case N_LASER_LED:  return laser_pattern_select();
        default: return NULL;
        }
 }
@@ -159,20 +159,16 @@ static void inline pattern_finished(unsigned char n)
 
        led_patterns[n] = NULL;
 
-       if (n < N_PWMLEDS) {
-               for (i = 0; i < N_PWMLEDS; i++)
-                       if (led_patterns[i])
-                               return;
-
-               /* all pwmleds finished; restart them */
-               for (i = 0; i < N_PWMLEDS; i++)
-                       led_set_pattern(i, pattern_select(i));
-       } else if (n == 3) {
-               if (!led_patterns[4])
-                       led_set_pattern(4, pattern_select(4));
-       } else if (n == 4) {
-               if (!led_patterns[3])
-                       led_set_pattern(3, pattern_select(3));
+       if (n == 0) {
+               led_set_pattern(0, pattern_select(0));
+       } else if (n == N_STATUS_LED) {
+               if (!led_patterns[N_ILLUM_LED])
+                       led_set_pattern(N_ILLUM_LED,
+                               pattern_select(N_ILLUM_LED));
+       } else if (n == N_ILLUM_LED) {
+               if (!led_patterns[N_STATUS_LED])
+                       led_set_pattern(N_STATUS_LED,
+                               pattern_select(N_STATUS_LED));
        } else {
                led_set_pattern(n, pattern_select(n));
        }