logic for setting brightness

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

diff --git a/firmware/control.c b/firmware/control.c
index a789acce1b7a57827d3328b51dbd32879cf1ea0b..3012ba65856aaa02d9e2939ace37ed2463863da0 100644 (file)
--- a/firmware/control.c
+++ b/firmware/control.c
@@ -28,12 +28,6 @@ static pattern_t panic_pattern[] = {
        PATTERN_END
 };
 
-static pattern_t brake_pattern [] = {
-       { 4, D_2 },
-       { 3, D_8 },
-       PATTERN_END
-};
-
 static pattern_t slow_pattern[] = {
        { PWM_PAT(1, 0, 0), D_1 },
        { PWM_PAT(0, 0, 1), D_1 },
@@ -70,13 +64,27 @@ pattern_t on_pattern[] = {
        PATTERN_END
 };
 
-static unsigned char dim_mode, towbar_mode, braking;
+// #define TEST_PATTERN 1
+#ifdef TEST_PATTERN
+pattern_t test_pattern[] = {
+       { PWM_PAT(1, 0, 0), D_13 },
+       { PWM_PAT(2, 0, 0), D_13 },
+       { PWM_PAT(0, 0, 1), D_13 },
+       { PWM_PAT(0, 0, 2), D_13 },
+       PATTERN_END
+};
+#endif
+
+volatile unsigned char braking;
+static unsigned char dim_mode, towbar_mode;
 
 void init_control()
 {
        dim_mode = 0;
        towbar_mode = 0;
        braking = 0;
+
+       pwmled_select_brightness();
 }
 
 void brake_on()
@@ -84,7 +92,7 @@ void brake_on()
        braking = 1;
        gpio_set(0, 1);
        led_set_pattern(N_STATUS_LED, status_led_pattern_select());
-       led_set_pattern(0, pwmled_pattern_select());
+       pwmleds_update_mode();
 }
 
 void brake_off()
@@ -92,12 +100,13 @@ void brake_off()
        braking = 0;
        gpio_set(0, 0);
        led_set_pattern(N_STATUS_LED, status_led_pattern_select());
-       led_set_pattern(0, pwmled_pattern_select());
+       pwmleds_update_mode();
 }
 
 void toggle_dim_mode()
 {
        dim_mode = !dim_mode;
+       pwmled_select_brightness();
        pattern_reload();
 }
 
@@ -109,15 +118,12 @@ void set_panic_mode()
 
 pattern_t *pwmled_pattern_select()
 {
+#ifdef TEST_PATTERN
+       return tmp_pattern;
+#endif
        if (battery_critical)
                return slow_pattern;
 
-       if (towbar_mode)
-               return NULL;
-
-       if (braking)
-               return brake_pattern;
-
        switch (ambient_zone) {
        case 0: return night_pattern;
        case 1:
@@ -169,3 +175,23 @@ pattern_t *laser_pattern_select()
        else
                return NULL;
 }
+
+void pwmled_select_brightness()
+{
+       uint16_t brightness = PWMLED_BRIGHTNESS(0, 2, 1, 0, 2); // default
+
+       if (battery_critical) {
+               brightness = PWMLED_BRIGHTNESS(0, 0, 0, 0, 0);
+       } else if (ambient_zone < 2) {
+               if (dim_mode)
+                       brightness = PWMLED_BRIGHTNESS(0, 1, 0, 0, 1);
+               else
+                       brightness = PWMLED_BRIGHTNESS(0, 2, 1, 0, 2);
+       } else if (ambient_zone == 2) {
+               brightness = PWMLED_BRIGHTNESS(1, 3, 2, 1, 3);
+       } else if (ambient_zone == 3) {
+               brightness = PWMLED_BRIGHTNESS(2, 4, 2, 2, 4);
+       }
+
+       pwmled_set_brightness(brightness);
+}