yannik/pyxelflut
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bounce

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This commit is contained in:
adnidor
2020-02-05 13:37:03 +01:00
parent b7c3a3c366
commit 5f08380e94
1 changed files with 16 additions and 2 deletions
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18
pixelflut.py
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@@ -32,11 +32,12 @@ effect.add_argument("--repeat", action="store_true")
effect.add_argument("--animate", type=int, const=5, nargs='?', metavar="STEPSIZE") effect.add_argument("--animate", type=int, const=5, nargs='?', metavar="STEPSIZE")
parser.add_argument("--bounce", action="store_true") parser.add_argument("--bounce", action="store_true")
args = parser.parse_args()
if args.bounce and not args.animate: if args.bounce and not args.animate:
print("--bounce requires --animate") print("--bounce requires --animate")
exit(1) exit(1)
args = parser.parse_args()
class DrawThread(threading.Thread): class DrawThread(threading.Thread):
def run(self): def run(self):
@@ -118,6 +119,9 @@ if args.color:
draw() draw()
elif args.image: elif args.image:
xfactor = 1
yfactor = 1
coordinates = (0,0) coordinates = (0,0)
image = Image.open(str(args.image)) image = Image.open(str(args.image))
framebuffer.paste(image) framebuffer.paste(image)
@@ -126,10 +130,20 @@ elif args.image:
else: else:
dirtybox = (0,0,min(image.size[0], sizex),min(image.size[1], sizey)) dirtybox = (0,0,min(image.size[0], sizex),min(image.size[1], sizey))
draw() draw()
while args.animate: while args.animate:
coordinates = (coordinates[0] + args.animate, coordinates[1] + args.animate) coordinates = (coordinates[0] + args.animate * xfactor, coordinates[1] + args.animate * yfactor)
if coordinates[0] >= sizex or coordinates[1] >= sizey: if coordinates[0] >= sizex or coordinates[1] >= sizey:
break break
if args.bounce:
if coordinates[0] + image.size[0] >= sizex:
xfactor *= -1
if coordinates[1] + image.size[1] >= sizey:
yfactor *= -1
if coordinates[0] <= 0:
xfactor *= -1
if coordinates[1] <= 0:
yfactor *= -1
dirtybox = (*coordinates, min(image.size[0]+coordinates[0], sizex), min(image.size[1]+coordinates[1], sizey)) dirtybox = (*coordinates, min(image.size[0]+coordinates[0], sizex), min(image.size[1]+coordinates[1], sizey))
framebuffer = Image.new("RGBA", (sizex, sizey), (0,0,0,0)) framebuffer = Image.new("RGBA", (sizex, sizey), (0,0,0,0))
framebuffer.paste(image, coordinates) framebuffer.paste(image, coordinates)