multiprocessing

pixelflut.py

@@ -3,19 +3,16 @@ import socket
 import PIL
 from PIL import Image, ImageColor
 import argparse
-import threading
+import multiprocessing
+import random
+from pprint import pprint
 from sys import exit
 
 sizex = 800    
 sizey = 600
 
-XSPLIT = 5
-YSPLIT = 5
-
 threads = []
 
-dirtybox = (0,0,sizex,sizey)
-
 old_framebuffer = Image.new("RGBA", (sizex, sizey), None)
 framebuffer = Image.new("RGBA", (sizex, sizey), (0,0,0,0))
 
@@ -31,15 +28,29 @@ effect = parser.add_mutually_exclusive_group(required=False)
 effect.add_argument("--repeat", action="store_true")
 effect.add_argument("--animate", type=int, const=5, nargs='?', metavar="STEPSIZE")
 parser.add_argument("--bounce", action="store_true")
+parser.add_argument("--debug", action="store_true")
+size = parser.add_mutually_exclusive_group(required=False)
+size.add_argument("--size", default=[800, 600], type=int, nargs=2)
+size.add_argument("--autodetect", action="store_true")
+parser.add_argument("--threads", type=int, default="5")
 
 args = parser.parse_args()
 
+pprint(args)
+
+sizex = args.size[0]
+sizey = args.size[1]
+
+dirtybox = (0,0,sizex,sizey)
+
+XSPLIT = args.threads
+YSPLIT = args.threads
+
 if args.bounce and not args.animate:
     print("--bounce requires --animate")
     exit(1)
 
-
-class DrawThread(threading.Thread):
+class DrawThread(multiprocessing.Process):
     def run(self):
         xfrom = self._kwargs["xfrom"]
         yfrom = self._kwargs["yfrom"]
@@ -51,6 +62,13 @@ class DrawThread(threading.Thread):
         buf = bytearray()
 
         global framebuffer
+        if args.debug:
+            for x in range(xfrom,xto):
+                for y in range(yfrom,yto):
+                    if framebuffer.getpixel((x,y))[3] != 0:
+                        value = b"%02X%02X%02X%02X"%self._kwargs["color"]
+                        buf += b"PX %d %d %b\n"%(x+args.xoffset,y+args.yoffset,value)
+        else:
             for x in range(xfrom,xto):
                 for y in range(yfrom,yto):
                     if framebuffer.getpixel((x,y))[3] != 0:
@@ -109,6 +127,10 @@ def draw():
 
     for xchunk in xchunks:
         for ychunk in ychunks:
+            if args.debug:
+                color = (random.randint(0,255), random.randint(0,255), random.randint(0,255), 255)
+                threads.append(DrawThread(kwargs={"xfrom":xchunk[0], "xto":xchunk[1], "yfrom":ychunk[0], "yto":ychunk[1], "color": color}))
+            else:
                 threads.append(DrawThread(kwargs={"xfrom":xchunk[0], "xto":xchunk[1], "yfrom":ychunk[0], "yto":ychunk[1]}))
 
     for thread in threads: