first animation done

- added variable length animations
- added readme to software subdirectory
- implemented first animation

1 files changed, 20 insertions, 1 deletions

diff --git a/software/software.ino b/software/software.ino
index 5bf0ac3..ca2b7c0 100644
--- a/software/software.ino
+++ b/software/software.ino
@@ -6,6 +6,9 @@
 unsigned long frame_time_millis;
 bool led_state[64];
 bool scan_enable = true;
+#ifndef SLIDESHOW_DURATION
+unsigned long slideshow_length_total;
+#endif
 
 void setup() {
 	pinMode(PINOUT_SER, OUTPUT);
@@ -16,15 +19,31 @@ void setup() {
 	Serial.begin(CONFIG_SERIAL_BAUD);
 	#endif
 
+	#ifndef SLIDESHOW_DURATION
+	for(int i = 0; i < SLIDESHOW_SIZE; i++)
+		slideshow_length_total += slideshow_lengths[i];
+	#endif
+
 	frame_time_millis = 1000 / CONFIG_FRAMERATE * CONFIG_FRAMERATE;
 }
 
 void loop() {
 	unsigned long current_time = millis();
 
+	#ifdef SLIDESHOW_DURATION
 	unsigned long slide_time = current_time % SLIDESHOW_DURATION;
 	unsigned int  slide_index = (current_time / SLIDESHOW_DURATION) % SLIDESHOW_SIZE;
-
+	#else
+	unsigned long slide_time = current_time % slideshow_length_total;
+	unsigned int  slide_index = 0;
+	unsigned long slide_sum = 0;
+	for(int i = 0; i < SLIDESHOW_SIZE; i++) {
+		slide_sum += slideshow_lengths[i];
+		if (slide_time >= slide_sum) continue;
+		slide_index = i;
+		break;
+	}
+	#endif
 	slideshow_effects[slide_index](slide_time, &led_state);
 
 	if (scan_enable) scan();