mirror of
https://github.com/hyperion-project/hyperion.ng.git
synced 2023-10-10 13:36:59 +02:00
67 lines
1.8 KiB
Python
67 lines
1.8 KiB
Python
import hyperion, time, math, random
|
|
|
|
# set minimum image size - must be done asap
|
|
hyperion.imageMinSize(64,64)
|
|
iW = hyperion.imageWidth()
|
|
iH = hyperion.imageHeight()
|
|
|
|
# Get the parameters
|
|
rotationTime = float(hyperion.args.get('rotation-time', 8.0))
|
|
reverse = bool(hyperion.args.get('reverse', False))
|
|
centerX = float(hyperion.args.get('center_x', 0.5))
|
|
centerY = float(hyperion.args.get('center_y', 0.5))
|
|
randomCenter = bool(hyperion.args.get('random-center', False))
|
|
custColors = hyperion.args.get('custom-colors', ((255,0,0),(0,255,0),(0,0,255)))
|
|
|
|
if randomCenter:
|
|
centerX = random.uniform(0.0, 1.0)
|
|
centerY = random.uniform(0.0, 1.0)
|
|
|
|
minStepTime = float(hyperion.latchTime)/1000.0
|
|
sleepTime = max(0.1, rotationTime) / 360
|
|
angle = 0
|
|
centerX = int(round(float(iW)*centerX))
|
|
centerY = int(round(float(iH)*centerY))
|
|
increment = -1 if reverse else 1
|
|
|
|
# adapt sleeptime to hardware
|
|
if minStepTime > sleepTime:
|
|
increment *= int(math.ceil(minStepTime / sleepTime))
|
|
sleepTime = minStepTime
|
|
|
|
# table of stop colors for rainbow gradient, first is the position, next rgba, all values 0-255
|
|
rainbowColors = bytearray()
|
|
|
|
if len(custColors) > 1:
|
|
posfac = int(255/len(custColors))
|
|
pos = 0
|
|
for c in custColors:
|
|
pos += posfac
|
|
rainbowColors += bytearray([pos,c[0],c[1],c[2],255])
|
|
|
|
lC = custColors[-1]
|
|
rainbowColors += bytearray([0,lC[0],lC[1],lC[2],255])
|
|
|
|
else:
|
|
rainbowColors = bytearray([
|
|
0 ,255,0 ,0, 255,
|
|
25 ,255,230,0, 255,
|
|
63 ,255,255,0, 255,
|
|
100,0 ,255,0, 255,
|
|
127,0 ,255,200, 255,
|
|
159,0 ,255,255, 255,
|
|
191,0 ,0 ,255, 255,
|
|
224,255,0 ,255, 255,
|
|
255,255,0 ,127, 255,
|
|
])
|
|
|
|
# effect loop
|
|
while not hyperion.abort():
|
|
angle += increment
|
|
if angle > 360: angle=0
|
|
if angle < 0: angle=360
|
|
|
|
hyperion.imageCanonicalGradient(centerX, centerY, angle, rainbowColors)
|
|
|
|
hyperion.imageShow()
|
|
time.sleep(sleepTime) |