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163 lines
4.6 KiB
Python
163 lines
4.6 KiB
Python
# globals.py
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"""
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This module is an integeral part of the program
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MMA - Musical Midi Accompaniment.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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Bob van der Poel <bob@mellowood.ca>
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"""
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import os
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version = "1.4" # Version -- Sept/2008
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""" mtrks is storage for the MIDI data as it is created.
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It is a dict of class Mtrk() instances. Keys are the
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midi channel numbers. Ie, mtrks[2] is for channel 2,
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etc. mtrks[0] is for the meta stuff.
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"""
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mtrks = {}
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""" tnames is a dict of assigned track names. The keys are
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the track names; each entry is a pattern class instance.
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We have tnames['BASS-FOO'], etc.
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"""
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tnames = {}
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""" midiAssigns keeps track of channel/track assignments. The keys
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are midi channels (1..16), the data is a list of tracks assigned
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to each channel. The tracks are only added, not deleted. Right
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now this is only used in -c reporting.
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"""
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midiAssigns={}
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for c in range(0,17):
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midiAssigns[c]=[]
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""" midiAvail is a list with each entry representing a MIDI channel.
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As channels are allocated/deallocated the appropriated slot
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is inc/decremented.
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"""
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midiAvail = [ 0 ] * 17 # slots 0..16, slot 0 is not used.
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deletedTracks = [] # list of deleted tracks for -c report
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""" This is a user constructed list of names/channels. The keys
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are names, data is a channel. Eg. midiChPrefs['BASS-SUS']==9
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"""
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midiChPrefs = {}
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""" Is the -T option is used only the tracks in this list
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are generated. All other tracks are muted (OFF)
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"""
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muteTracks = []
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############# String constants ####################
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ext = ".mma" # extension for song/lib files.
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############## Tempo, and other midi positioning. #############
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BperQ = 192 # midi ticks per quarter note
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QperBar = 4 # Beats/bar, set with TIME
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tickOffset = 0 # offset of current bar in ticks
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tempo = 120 # current tempo
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seqSize = 1 # variation sequence table size
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seqCount = 0 # running count of variation
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totTime = 0.0 # running duration count in seconds
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transpose = 0 # Transpose is global (ignored by drum tracks)
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lineno = -1 # used for error reporting
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swingMode = 0 # defaults to 0, set to 1 for swing mode
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swingSkew = None # this is just for $_SwingMode macro
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barNum = 0 # Current line number
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synctick = 0 # flag, set if we want a tick on all tracks at offset 0
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endsync = 0 # flag, set if we want a eof sync
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############# Path and search variables. #############
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libPath = ''
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for p in ( "c:\\mma\\lib", "/usr/local/share/mma/lib", "/usr/share/mma/lib", "./lib"):
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if os.path.isdir(p):
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libPath=p
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break
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incPath = ''
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for p in ( "c:\\mma\\includes", "/usr/local/share/mma/includes",
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"/usr/share/mma/includes", "./includes"):
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if os.path.isdir(p):
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incPath=p
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break
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autoLib = 'stdlib'
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outPath = '' # Directory for MIDI file
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mmaStart = [] # list of START files
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mmaEnd = [] # list of END files
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mmaRC = None # user specified RC file, overrides defaults
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inpath = None # input file
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midiFileType = 1 # type 1 file, SMF command can change to 0
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runningStatus = 1 # running status enabled
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############# Options. #############
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""" These variables are all set from the command line in MMA.opts.py.
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It's a bit of an easy-way-out to have them all here, but I don't think
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it hurts too much.
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"""
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debug = Ldebug = 0
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pshow = Lpshow = 0
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seqshow = Lseqshow = 0
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showrun = Lshowrun = 0
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noWarn = LnoWarn = 0
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noOutput = LnoOutput = 0
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showExpand = LshowExpand = 0
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showFilenames = LshowFilenames = 0
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chshow = Lchshow = 0
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outfile = None
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infile = None
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createDocs = 0
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maxBars = 500
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makeGrvDefs = 0
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cmdSMF = None
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playFile = 0 # set if we want to call a player
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midiPlayer = "aplaymidi"
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