From 4784b4ec42d01b48ccf7ec6d1f741c5c9517c6de Mon Sep 17 00:00:00 2001
From: johan <johanpol@hotmail.com>
Date: Sat, 30 Nov 2013 17:42:57 +0100
Subject: [PATCH] Rainbow effects added

Former-commit-id: deb3051bfb4209671680ccd1e5fb6fc07a69346c
---
 effects/rainbow-mood.py  | 31 +++++++++++++++++++++++++++++++
 effects/rainbow-swirl.py | 40 ++++++++++++++++++++++++++++++++++++++++
 2 files changed, 71 insertions(+)
 create mode 100644 effects/rainbow-mood.py
 create mode 100644 effects/rainbow-swirl.py

diff --git a/effects/rainbow-mood.py b/effects/rainbow-mood.py
new file mode 100644
index 00000000..bba368ab
--- /dev/null
+++ b/effects/rainbow-mood.py
@@ -0,0 +1,31 @@
+import hyperion
+import time
+import colorsys
+
+# Get the rotation time
+rotationTime = hyperion.args.get('rotation-time', 3.0)
+
+# Get the brightness
+brightness = hyperion.args.get('brightness', 1.0)
+
+# Get the saturation
+saturation = hyperion.args.get('saturation', 1.0)
+
+# Get the direction
+reverse = hyperion.args.get('reverse', False)
+
+# Calculate the sleep time and hue increment
+sleepTime = 0.1
+hueIncrement = sleepTime / rotationTime
+
+# Switch direction if needed
+if reverse:
+	increment = -increment
+
+# Start the write data loop
+hue = 0.0
+while not hyperion.abort():
+	rgb = colorsys.hsv_to_rgb(hue, saturation, brightness)
+	hyperion.setColor(int(255*rgb[0]), int(255*rgb[1]), int(255*rgb[2]))
+	hue = (hue + hueIncrement) % 1.0
+	time.sleep(sleepTime)
diff --git a/effects/rainbow-swirl.py b/effects/rainbow-swirl.py
new file mode 100644
index 00000000..c55bf9d7
--- /dev/null
+++ b/effects/rainbow-swirl.py
@@ -0,0 +1,40 @@
+import hyperion
+import time
+import colorsys
+
+# Get the rotation time
+rotationTime = hyperion.args.get('rotation-time', 3.0)
+
+# Get the brightness
+brightness = hyperion.args.get('brightness', 1.0)
+
+# Get the saturation
+saturation = hyperion.args.get('saturation', 1.0)
+
+# Get the direction
+reverse = hyperion.args.get('reverse', False)
+
+# Initialize the led data
+ledData = bytearray()
+for i in range(hyperion.ledCount):
+	hue = float(i)/hyperion.ledCount
+	rgb = colorsys.hsv_to_rgb(hue, saturation, brightness)
+	ledData += bytearray((int(255*rgb[0]), int(255*rgb[1]), int(255*rgb[2])))
+
+# Calculate the sleep time and rotation increment
+increment = 3
+sleepTime = rotationTime / hyperion.ledCount
+while sleepTime < 0.05:
+	increment *= 2
+	sleepTime *= 2
+increment %= hyperion.ledCount
+
+# Switch direction if needed
+if reverse:
+	increment = -increment
+
+# Start the write data loop
+while not hyperion.abort():
+	hyperion.setColor(ledData)
+	ledData = ledData[-increment:] + ledData[:-increment]
+	time.sleep(sleepTime)