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author | Lorenz Meier <lm@inf.ethz.ch> | 2014-11-16 00:15:40 +0100 |
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committer | Lorenz Meier <lm@inf.ethz.ch> | 2014-11-16 00:15:40 +0100 |
commit | c0f32d44a2acd0f840b4246f90816a95dc6a7527 (patch) | |
tree | 22af900a2628078f5cfee15febdeb0214e923df1 /src/modules/px4iofirmware/px4io.c | |
parent | ed0f28ed4191c296aa3592088dc7875a8246cabb (diff) | |
download | px4-firmware-c0f32d44a2acd0f840b4246f90816a95dc6a7527.tar.gz px4-firmware-c0f32d44a2acd0f840b4246f90816a95dc6a7527.tar.bz2 px4-firmware-c0f32d44a2acd0f840b4246f90816a95dc6a7527.zip |
First stab at animation
Diffstat (limited to 'src/modules/px4iofirmware/px4io.c')
-rw-r--r-- | src/modules/px4iofirmware/px4io.c | 40 |
1 files changed, 39 insertions, 1 deletions
diff --git a/src/modules/px4iofirmware/px4io.c b/src/modules/px4iofirmware/px4io.c index 30f32b38e..51281f660 100644 --- a/src/modules/px4iofirmware/px4io.c +++ b/src/modules/px4iofirmware/px4io.c @@ -125,7 +125,45 @@ heartbeat_blink(void) static bool heartbeat = false; LED_BLUE(heartbeat = !heartbeat); #ifdef GPIO_LED4 - LED_RING(heartbeat); + + const unsigned max_brightness = 1000; + + static unsigned counter = 0; + static unsigned brightness = max_brightness; + static unsigned brightness_counter = 0; + static unsigned on_counter = 0; + + if (brightness_counter < max_brightness) { + + bool on = ((on_counter * 100) / brightness_counter) <= ((brightness * 100) / max_brightness); + + LED_RING(on); + brightness_counter++; + + if (on) { + on_counter++; + } + + } else { + + if (counter >= 62) { + counter = 0; + } + + int n; + + if (counter < 32) { + n = counter; + + } else { + n = 62 - counter; + } + + brightness = n * n;// designed to be ~1000 / (31.0f * 31.0f); + brightness_counter = 0; + on_counter = 0; + } + #endif } |