initial commit

oldpy/old-cg5.py

@@ -0,0 +1,92 @@
+
+import serial
+
+def getWin():
+    ser = serial.Serial('/dev/ttyUSB0', 9600)
+    ser.write('OW;')
+    s=[]
+    if not s:
+        print 'Datei Fehler' 
+    while True:
+        x=ser.read()
+        if x == "\x0d":
+            break
+        s.append(x)
+    return tuple(int(x) for x in "".join(s).split(","))
+
+def parse(filename):
+    with open(filename) as file:
+        contents = file.read()
+    commands = []
+    for command in contents.split(";"):
+        name, args = command[:2], command[2:]
+        args = [int(arg) for arg in args.split(",")] if args else []
+        commands.append((name, args))
+    return commands
+
+def compile(commands):
+    return ";".join(name + ",".join(str(arg) for arg in args)
+                                    for name, args in commands)
+
+def scale(commands, factor):
+        for name,args in commands:
+            if name in ("PU","PD","PA","PR"):
+                for i in range(len(args)):
+                    args[i] = int(args[i]*factor)
+        return commands
+
+def left(commands, left):
+        for name,args in commands:
+            if name in ("PU","PD","PA","PR"):
+                    if len(args):
+                        args[1] +=left
+        return commands
+
+def up(commands, up):
+        for name,args in commands:
+            if name in ("PU","PD","PA","PR"):
+                    if len(args):
+                        args[0] +=up
+        return commands
+
+    
+def oob(commands):
+    xmin, ymin, xmax, ymax = getWin()
+    for name,args in commands:
+            if name in ("PU","PD","PA","PR"):
+                if xmin < args[0] <xmax or   ymin < args[1] < ymax:
+                    return False
+                else:
+                    return False
+
+def center(command):
+    xmin, ymin, xmax, ymax = getWin()
+    maxx = maxy = minx = miny = 0
+    for name,args in command:
+        if len(args)>1:
+                if args[0] > maxx:
+                    maxx = args[0]
+                if args[0] < minx:
+                    minx = args[0]
+                if args[1] < miny:
+                    miny = args[1]
+                if args[1] > maxy:
+                    maxy =args[1]
+    xcent= int((xmax-xmin)/2)
+    ycent= int((ymax-ymin)/2)
+    centy= int((maxy-miny)/2)
+    centx= int((maxx-minx)/2)
+    return up(left(command,centy-ycent),centx-xcent)
+        
+            
+
+out = center(scale(parse("vishnu.hpgl"),2.5))
+print out
+print'test'
+print oob(out)
+
+
+#    print name, args
+ser = serial.Serial('/dev/ttyUSB0', 9600)
+if not oob(out):
+    ser.write(compile(out))