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-rw-r--r--externals/grill/py/scripts/buffer.py120
-rw-r--r--externals/grill/py/scripts/sig.py200
-rw-r--r--externals/grill/py/scripts/simple.py4
3 files changed, 163 insertions, 161 deletions
diff --git a/externals/grill/py/scripts/buffer.py b/externals/grill/py/scripts/buffer.py
index 2bd36203..46c47991 100644
--- a/externals/grill/py/scripts/buffer.py
+++ b/externals/grill/py/scripts/buffer.py
@@ -1,60 +1,60 @@
-# py/pyext - python script objects for PD and MaxMSP
-#
-# Copyright (c) 2002-2005 Thomas Grill (gr@grrrr.org)
-# For information on usage and redistribution, and for a DISCLAIMER OF ALL
-# WARRANTIES, see the file, "license.txt," in this distribution.
-#
-
-"""This is an example script for the py/pyext object's buffer support.
-
-PD/Max buffers can be mapped to Python arrays.
-Currently, there are three implementations:
-Numeric, numarray and Numeric3 (for all of them see http://numeric.scipy.org)
-"""
-
-import sys
-
-try:
- import pyext
-except:
- print "ERROR: This script must be loaded by the PD/Max py/pyext external"
-
-try:
- from numarray import *
-except:
- print "Failed importing numarray module:",sys.exc_value
-
-def mul(*args):
- # create buffer objects
- # as long as these variables live the underlying buffers are locked
- c = pyext.Buffer(args[0])
- a = pyext.Buffer(args[1])
- b = pyext.Buffer(args[2])
-
- # slicing causes Python arrays (mapped to buffers) to be created
- # note the c[:] - to assign contents you must assign to a slice of the buffer
- c[:] = a[:]*b[:]
-
-def add(*args):
- c = pyext.Buffer(args[0])
- a = pyext.Buffer(args[1])
- b = pyext.Buffer(args[2])
-
- # this is also possible, but is probably slower
- # the + converts a into a Python array, the argument b is taken as a sequence
- # depending on the implementation this may be as fast
- # as above or not
- c[:] = a+b
-
-def fadein(target):
- a = pyext.Buffer(target)
- # in place operations are ok
- a *= arange(len(a),type=Float32)/len(a)
-
-def neg(target):
- a = pyext.Buffer(target)
- # in place transformation (see Python array ufuncs)
- negative(a[:],a[:])
- # must mark buffer content as dirty to update graph
- # (no explicit assignment occurred)
- a.dirty()
+# py/pyext - python script objects for PD and MaxMSP
+#
+# Copyright (c) 2002-2005 Thomas Grill (gr@grrrr.org)
+# For information on usage and redistribution, and for a DISCLAIMER OF ALL
+# WARRANTIES, see the file, "license.txt," in this distribution.
+#
+
+"""This is an example script for the py/pyext object's buffer support.
+
+PD/Max buffers can be mapped to Python arrays.
+Currently, there are three implementations:
+Numeric, numarray and Numeric3 (for all of them see http://numeric.scipy.org)
+"""
+
+import sys
+
+try:
+ import pyext
+except:
+ print "ERROR: This script must be loaded by the PD/Max py/pyext external"
+
+try:
+ from numarray import *
+except:
+ print "Failed importing numarray module:",sys.exc_value
+
+def mul(*args):
+ # create buffer objects
+ # as long as these variables live the underlying buffers are locked
+ c = pyext.Buffer(args[0])
+ a = pyext.Buffer(args[1])
+ b = pyext.Buffer(args[2])
+
+ # slicing causes Python arrays (mapped to buffers) to be created
+ # note the c[:] - to assign contents you must assign to a slice of the buffer
+ c[:] = a[:]*b[:]
+
+def add(*args):
+ c = pyext.Buffer(args[0])
+ a = pyext.Buffer(args[1])
+ b = pyext.Buffer(args[2])
+
+ # this is also possible, but is probably slower
+ # the + converts a into a Python array, the argument b is taken as a sequence
+ # depending on the implementation this may be as fast
+ # as above or not
+ c[:] = a+b
+
+def fadein(target):
+ a = pyext.Buffer(target)
+ # in place operations are ok
+ a *= arange(len(a),type=Float32)/len(a)
+
+def neg(target):
+ a = pyext.Buffer(target)
+ # in place transformation (see Python array ufuncs)
+ negative(a[:],a[:])
+ # must mark buffer content as dirty to update graph
+ # (no explicit assignment occurred)
+ a.dirty()
diff --git a/externals/grill/py/scripts/sig.py b/externals/grill/py/scripts/sig.py
index 8aa1ce65..09be7b66 100644
--- a/externals/grill/py/scripts/sig.py
+++ b/externals/grill/py/scripts/sig.py
@@ -1,100 +1,100 @@
-# py/pyext - python script objects for PD and MaxMSP
-#
-# Copyright (c) 2002-2005 Thomas Grill (gr@grrrr.org)
-# For information on usage and redistribution, and for a DISCLAIMER OF ALL
-# WARRANTIES, see the file, "license.txt," in this distribution.
-#
-
-"""This is an example script for the py/pyext signal support.
-
-For numarray see http://numeric.scipy.org
-It will probably once be replaced by Numeric(3)
-"""
-
-try:
- import pyext
-except:
- print "ERROR: This script must be loaded by the PD/Max py/pyext external"
-
-try:
- import psyco
- psyco.full()
- print "Using JIT compilation"
-except:
- # don't care
- pass
-
-import sys,math
-
-try:
- import numarray
-except:
- print "Failed importing numarray module:",sys.exc_value
-
-
-class gain(pyext._class):
- """Just a simple gain stage"""
-
- gain = 0
-
- def _signal(self):
- # Multiply input vector by gain and copy to output
- try:
- self._outvec(0)[:] = self._invec(0)*self.gain
- except:
- pass
-
-
-class gain2(pyext._class):
- """More optimized version"""
-
- gain = 0
-
- def _dsp(self):
- if not self._arraysupport():
- print "No DSP support"
- return False
-
- # cache vectors in this scope
- self.invec = self._invec(0)
- self.outvec = self._outvec(0)
- # initialize _signal method here for optimized version
- if self.invec is self.outvec:
- self._signal = self.signal1
- else:
- self._signal = self.signal2
- return True
-
- def signal1(self):
- # Multiply signal vector in place
- self.outvec *= self.gain
-
- def signal2(self):
- # Multiply input vector by gain and copy to output
- self.outvec[:] = self.invec*self.gain
-
-
-class pan(pyext._class):
- """Stereo panning"""
-
- def __init__(self):
- self.float_1(0.5)
-
- def float_1(self,pos):
- """pos ranges from 0 to 1"""
- x = pos*math.pi/2
- self.fl = math.cos(x)
- self.fr = math.sin(x)
-
- def _dsp(self):
- # if _dsp is present it must return True to enable DSP
- return pyext._arraysupport()
-
- def _signal(self):
- # Multiply input vector by gain and copy to output
- iv = self._invec(0)
- # first process right output channel because left one could be
- # identical to input
- # we could also test with 'self._outvec(1)[:] is iv'
- self._outvec(1)[:] = iv*self.fr
- self._outvec(0)[:] = iv*self.fl
+# py/pyext - python script objects for PD and MaxMSP
+#
+# Copyright (c) 2002-2005 Thomas Grill (gr@grrrr.org)
+# For information on usage and redistribution, and for a DISCLAIMER OF ALL
+# WARRANTIES, see the file, "license.txt," in this distribution.
+#
+
+"""This is an example script for the py/pyext signal support.
+
+For numarray see http://numeric.scipy.org
+It will probably once be replaced by Numeric(3)
+"""
+
+try:
+ import pyext
+except:
+ print "ERROR: This script must be loaded by the PD/Max py/pyext external"
+
+try:
+ import psyco
+ psyco.full()
+ print "Using JIT compilation"
+except:
+ # don't care
+ pass
+
+import sys,math
+
+try:
+ import numarray
+except:
+ print "Failed importing numarray module:",sys.exc_value
+
+
+class gain(pyext._class):
+ """Just a simple gain stage"""
+
+ gain = 0
+
+ def _signal(self):
+ # Multiply input vector by gain and copy to output
+ try:
+ self._outvec(0)[:] = self._invec(0)*self.gain
+ except:
+ pass
+
+
+class gain2(pyext._class):
+ """More optimized version"""
+
+ gain = 0
+
+ def _dsp(self):
+ if not self._arraysupport():
+ print "No DSP support"
+ return False
+
+ # cache vectors in this scope
+ self.invec = self._invec(0)
+ self.outvec = self._outvec(0)
+ # initialize _signal method here for optimized version
+ if self.invec is self.outvec:
+ self._signal = self.signal1
+ else:
+ self._signal = self.signal2
+ return True
+
+ def signal1(self):
+ # Multiply signal vector in place
+ self.outvec *= self.gain
+
+ def signal2(self):
+ # Multiply input vector by gain and copy to output
+ self.outvec[:] = self.invec*self.gain
+
+
+class pan(pyext._class):
+ """Stereo panning"""
+
+ def __init__(self):
+ self.float_1(0.5)
+
+ def float_1(self,pos):
+ """pos ranges from 0 to 1"""
+ x = pos*math.pi/2
+ self.fl = math.cos(x)
+ self.fr = math.sin(x)
+
+ def _dsp(self):
+ # if _dsp is present it must return True to enable DSP
+ return pyext._arraysupport()
+
+ def _signal(self):
+ # Multiply input vector by gain and copy to output
+ iv = self._invec(0)
+ # first process right output channel because left one could be
+ # identical to input
+ # we could also test with 'self._outvec(1)[:] is iv'
+ self._outvec(1)[:] = iv*self.fr
+ self._outvec(0)[:] = iv*self.fl
diff --git a/externals/grill/py/scripts/simple.py b/externals/grill/py/scripts/simple.py
index 04bea7ac..1aa211c5 100644
--- a/externals/grill/py/scripts/simple.py
+++ b/externals/grill/py/scripts/simple.py
@@ -1,6 +1,6 @@
# py/pyext - python script objects for PD and MaxMSP
#
-# Copyright (c) 2002-2005 Thomas Grill (gr@grrrr.org)
+# Copyright (c) 2002-2007 Thomas Grill (gr@grrrr.org)
# For information on usage and redistribution, and for a DISCLAIMER OF ALL
# WARRANTIES, see the file, "license.txt," in this distribution.
#
@@ -57,6 +57,8 @@ pyext Usage:
self._outlet(outlet,arg1,arg2,arg3,arg4) ... where all args are atoms (no sequence types!)
or
self._outlet(outlet,arg) ... where arg is a sequence containing only atoms
+
+ Do not use _outlet inside __init__, since the outlets have not been created at that time.
- Use pyext functions and methods:
See the __doc__ strings of the pyext module and the pyext._class base class.
generated by cgit v1.2.1 (git 2.18.0) at 2024-12-25 16:34:13 +0000