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Diffstat (limited to 'Demo/sgi/gl/mclock.py')
| -rwxr-xr-x | Demo/sgi/gl/mclock.py | 731 |
1 files changed, 731 insertions, 0 deletions
diff --git a/Demo/sgi/gl/mclock.py b/Demo/sgi/gl/mclock.py new file mode 100755 index 0000000..5a94dcb --- /dev/null +++ b/Demo/sgi/gl/mclock.py @@ -0,0 +1,731 @@ +#! /usr/local/python + +############################################################################# +# NOTA BENE: Before installing, fix TZDIFF to reflect your local time zone! # +############################################################################# + +# "M Clock" +# +# An implementation in software of an original design by Rob Juda. +# Clock implementation: Guido van Rossum. +# Alarm and Gong features: Sape Mullender. +# +# XXX TO DO: +# add arguments to specify initial window position and size +# find out local time zone difference automatically +# add a date indicator +# allow multiple alarms +# allow the menu to change more parameters + +import sys + +from gl import * +from GL import * +from DEVICE import * +import time +import getopt +import string +import os +from math import pi +import math + +FULLC = 3600 # Full circle in 1/10-ths of a degree +MIDN = 900 # Angle of the 12 o'clock position +R, G, B = 0, 1, 2 # Indices of colors in RGB list + +HOUR = 3600 # Number of seconds per hour +MINUTE = 60 # Number of seconds per minute + +class struct: pass # Class to define featureless structures +Gl = struct() # Object to hold writable global variables + +# Default constants (used in multiple places) + +SCREENBG = 127, 156, 191 +NPARTS = 9 +TITLE = 'M Clock' +TZDIFF = -2*HOUR # <--- change this to reflect your local time zone + +# Default parameters + +Gl.foreground = 0 # If set, run in the foreground +Gl.fullscreen = 0 # If set, run on full screen +Gl.tzdiff = TZDIFF # Seconds west of Greenwich (winter time) +Gl.nparts = NPARTS # Number of parts each circle is divided in (>= 2) +Gl.debug = 0 # If set, print debug output +Gl.doublebuffer = 1 # If set, use double buffering +Gl.update = 0 # Update interval; seconds hand is suppressed if > 1 +Gl.colorsubset = 0 # If set, display only a subset of the colors +Gl.cyan = 0 # If set, display cyan overlay (big hand) +Gl.magenta = 0 # If set, display magenta overlay (little hand) +Gl.yellow = 0 # If set, display yellow overlay (fixed background) +Gl.black = 0 # If set, display black overlay (hands) +Gl.colormap = 0 # If set, use colormap mode instead of RGB mode +Gl.warnings = 0 # If set, print warnings +Gl.title = '' # Window title (default set later) +Gl.name = 'mclock' # Window title for resources +Gl.border = 1 # If set, use a window border (and title) +Gl.bg = 0, 0, 0 # Background color R, G, B value +Gl.iconic = 0 # Set in iconic state +Gl.fg = 255, 0, 0 # Alarm background RGB (either normal or alarm) +Gl.ox,Gl.oy = 0,0 # Window origin +Gl.cx,Gl.cy = 0,0 # Window size +Gl.alarm_set = 0 # Alarm on or off +Gl.alarm_on = 0 # Alarm is ringing +Gl.alarm_time = 0 # Alarm time in seconds after midnight +Gl.alarm_hours = 0 # Alarm hour setting, 24 hour clock +Gl.alarm_minutes = 0 # Alarm minutes setting +Gl.alarm_rgb = 0,0,0 # Alarm display RGB colors +Gl.alarm_cmd = '' # Command to execute when alarm goes off +Gl.mouse2down = 0 # Mouse button state +Gl.mouse3down = 0 # Mouse button state +Gl.gong_cmd = '' # Command to execute when chimes go off +Gl.gong_int = 3600 # Gong interval +Gl.indices = R, G, B # Colors (permuted when alarm is on) + +def main(): + # + sys.stdout = sys.stderr # All output is errors/warnings etc. + # + try: + args = getoptions() + except string.atoi_error, value: + usage(string.atoi_error, value) + except getopt.error, msg: + usage(getopt.error, msg) + # + if args: + realtime = 0 + hours = string.atoi(args[0]) + minutes = seconds = 0 + if args[1:]: minutes = string.atoi(args[1]) + if args[2:]: seconds = string.atoi(args[2]) + localtime = ((hours*60)+minutes)*60+seconds + else: + realtime = 1 + # + if Gl.title == '': + if realtime: + Gl.title = TITLE + else: + title = '' + for arg in args: title = title + ' ' + arg + Gl.title = title[1:] + del title + # + wid = makewindow() + Gl.ox,Gl.oy = getorigin() + Gl.cx,Gl.cy = getsize() + initmenu() + clearall() + # + if not Gl.update: + Gl.update = 60 + # + if Gl.update <= 1: + Gl.timernoise = 6 + else: + Gl.timernoise = 60 + noise(TIMER0, Gl.timernoise) + # + qdevice(WINSHUT) + qdevice(WINQUIT) + qdevice(ESCKEY) + if realtime: + qdevice(TIMER0) + qdevice(REDRAW) + qdevice(WINFREEZE) + qdevice(WINTHAW) + qdevice(MENUBUTTON) # MOUSE1 + qdevice(MOUSE3) # Left button + qdevice(MOUSE2) # Middle button + unqdevice(INPUTCHANGE) + # + lasttime = 0 + Gl.change = 1 + while 1: + if realtime: + localtime = time.time() - Gl.tzdiff + if Gl.alarm_set: + if localtime%(24*HOUR) == Gl.alarm_time: + # Ring the alarm! + if Gl.debug: + print 'Rrrringg!' + Gl.alarm_on = 1 + if Gl.alarm_cmd <> '': + d = os.system(Gl.alarm_cmd+' '+`Gl.alarm_time/3600`+' '+`(Gl.alarm_time/60)%60` + ' &') + Gl.change = 1 + clearall() + if Gl.alarm_on: + if (localtime - Gl.alarm_time) % (24*HOUR) > 300: + # More than 5 minutes away from alarm + Gl.alarm_on = 0 + if Gl.debug: + print 'Alarm turned off' + Gl.change = 1 + clearall() + Gl.indices = R, G, B + else: + if localtime % 2 == 0: + # Permute color indices + Gl.indices = Gl.indices[2:] + Gl.indices[:2] + Gl.change = 1 + if Gl.gong_cmd <> '' and localtime%Gl.gong_int == 0: + d = os.system(Gl.gong_cmd+' '+`(localtime/3600)%24`+' '+`(localtime/60)%60` + ' &') + if localtime/Gl.update <> lasttime/Gl.update: + if Gl.debug: print 'new time' + Gl.change = 1 + if Gl.change: + if Gl.debug: print 'drawing' + doit(localtime) + lasttime = localtime + Gl.change = 0 + dev, data = qread() + if Gl.debug and dev <> TIMER0: + print dev, data + if dev == TIMER0: + if Gl.debug > 1: + print dev, data + elif dev == MOUSE3: + mousex = getvaluator(MOUSEX) + mousey = getvaluator(MOUSEY) + if mouseclick(3, data, mousex, mousey): + Gl.change = 1 + elif dev == MOUSE2: + mousex = getvaluator(MOUSEX) + mousey = getvaluator(MOUSEY) + if mouseclick(2, data, mousex, mousey): + Gl.change = 1 + elif dev == MOUSEX: + mousex = data + if Gl.mouse2down: + mouse2track(mousex, mousey) + if Gl.mouse3down: + mouse3track(mousex, mousey) + elif dev == MOUSEY: + mousey = data + if Gl.mouse2down: + mouse2track(mousex, mousey) + if Gl.mouse3down: + mouse3track(mousex, mousey) + elif dev == REDRAW or dev == REDRAWICONIC: + if Gl.debug: + if dev == REDRAW: print 'REDRAW' + else: print 'REDRAWICONIC' + reshapeviewport() + Gl.ox,Gl.oy = getorigin() + Gl.cx,Gl.cy = getsize() + Gl.change = 1 + clearall() + elif dev == MENUBUTTON: + if Gl.debug: print 'MENUBUTTON' + handlemenu() + elif dev == WINFREEZE: + if Gl.debug: print 'WINFREEZE' + Gl.iconic = 1 + noise(TIMER0, 60*60) # Redraw every 60 seconds only + elif dev == WINTHAW: + if Gl.debug: print 'WINTHAW' + Gl.iconic = 0 + noise(TIMER0, Gl.timernoise) + Gl.change = 1 + elif dev == ESCKEY or dev == WINSHUT or dev == WINQUIT: + if Gl.debug: print 'Exit' + sys.exit(0) + +def getoptions(): + optlist, args = getopt.getopt(sys.argv[1:], 'A:a:B:bc:dFfG:g:n:sT:t:u:wCMYK') + for optname, optarg in optlist: + if optname == '-A': + Gl.fg = eval(optarg) # Should be (r,g,b) + elif optname == '-a': + Gl.alarm_cmd = optarg + elif optname == '-B': + Gl.bg = eval(optarg) # Should be (r,g,b) + elif optname == '-b': + Gl.border = 0 + elif optname == '-c': + Gl.colormap = string.atoi(optarg) + elif optname == '-d': + Gl.debug = Gl.debug + 1 + Gl.warnings = 1 + elif optname == '-F': + Gl.foreground = 1 + elif optname == '-f': + Gl.fullscreen = 1 + elif optname == '-G': + Gl.gong_int = 60*string.atoi(optarg) + elif optname == '-g': + Gl.gong_cmd = optarg + elif optname == '-n': + Gl.nparts = string.atoi(optarg) + elif optname == '-s': + Gl.doublebuffer = 0 + elif optname == '-T': + Gl.title = Gl.name = optarg + elif optname == '-t': + Gl.tzdiff = string.atoi(optarg) + elif optname == '-u': + Gl.update = string.atoi(optarg) + elif optname == '-w': + Gl.warnings = 1 + elif optname == '-C': + Gl.cyan = Gl.colorsubset = 1 + elif optname == '-M': + Gl.magenta = Gl.colorsubset = 1 + elif optname == '-Y': + Gl.yellow = Gl.colorsubset = 1 + elif optname == '-K': + Gl.black = Gl.colorsubset = 1 + else: + print 'Unsupported option', optname + return args + +def usage(exc, msg): + if sys.argv: + progname = os.path.basename(sys.argv[0]) + else: + progname = 'mclock' + # + print progname + ':', + if exc == string.atoi_error: + print 'non-numeric argument:', + print msg + # + print 'usage:', progname, '[options] [hh [mm [ss]]]' + # + print '-A r,g,b : alarm background red,green,blue [255,0,0]' + print '-a cmd : shell command executed when alarm goes off' + print '-B r,g,b : background red,green,blue [0,0,0]' + print ' (-B SCREENBG uses the default screen background)' + print '-b : suppress window border and title' + print '-c cmapid : select explicit colormap' + print '-d : more debug output (implies -F, -w)' + print '-F : run in foreground' + print '-f : use full screen' + print '-G intrvl : interval between chimes in minutes [60]' + print '-g cmd : shell command executed when chimes go off' + print '-s : single buffer mode' + print '-w : print various warnings' + print '-n nparts : number of parts [' + `NPARTS` + ']' + print '-T title : alternate window title [\'' + TITLE + '\']' + print '-t tzdiff : time zone difference [' + `TZDIFF` + ']' + print '-u update : update interval [60]' + print '-CMYK : Cyan, Magenta, Yellow or blacK overlay only' + print 'if hh [mm [ss]] is specified, display that time statically' + print 'on machines with < 12 bitplanes, -c and -s are forced on' + # + sys.exit(2) + +def doit(localtime): + hands = makehands(localtime) + list = makelist(hands) + render(list, hands) + +def makehands(localtime): + localtime = localtime % (12*HOUR) + seconds_hand = MIDN + FULLC - (localtime*60) % FULLC + big_hand = (MIDN + FULLC - (localtime%HOUR)) % FULLC + little_hand = (MIDN + FULLC - ((localtime/12) % HOUR)) % FULLC + return little_hand, big_hand, seconds_hand + +def makelist(little_hand, big_hand, seconds_hand): + total = [] + if Gl.cyan or not Gl.colorsubset: + total = total + makesublist(big_hand, Gl.indices[0]) + if Gl.magenta or not Gl.colorsubset: + total = total + makesublist(little_hand, Gl.indices[1]) + if Gl.yellow or not Gl.colorsubset: + total = total + makesublist(MIDN, Gl.indices[2]) + total.sort() + return total + +def makesublist(first, icolor): + list = [] + alpha = FULLC/Gl.nparts + a = first - alpha/2 + for i in range(Gl.nparts): + angle = (a + i*alpha + FULLC) % FULLC + value = 255*(Gl.nparts-1-i)/(Gl.nparts-1) + list.append(angle, icolor, value) + list.sort() + a, icolor, value = list[0] + if a <> 0: + a, icolor, value = list[len(list)-1] + t = 0, icolor, value + list.insert(0, t) + return list + +def rgb_fg(): + return Gl.fg + # Obsolete code: + if Gl.alarm_on: + return Gl.bg + else: + return Gl.fg + +def rgb_bg(): + return Gl.bg + # Obsolete code: + if Gl.alarm_on: + return Gl.fg + else: + return Gl.bg + +def clearall(): + Gl.c3i(rgb_bg()) + clear() + if Gl.doublebuffer: + swapbuffers() + clear() + +def draw_alarm(color): + frontbuffer(TRUE) + Gl.c3i(color) + pushmatrix() + rotate(-((Gl.alarm_time/12)%3600), 'z') + bgnpolygon() + v2f( 0.00,1.00) + v2f( 0.04,1.05) + v2f(-0.04,1.05) + endpolygon() + popmatrix() + # + pushmatrix() + rotate(-((Gl.alarm_time)%3600), 'z') + bgnpolygon() + v2f( 0.00,1.05) + v2f( 0.07,1.10) + v2f(-0.07,1.10) + endpolygon() + popmatrix() + # + cmov2(-1.06, -1.06) + charstr(string.rjust(`Gl.alarm_time/3600`,2)) + charstr(':') + charstr(string.zfill((Gl.alarm_time/60)%60,2)) + frontbuffer(FALSE) + +def render(list, (little_hand, big_hand, seconds_hand)): + # + if Gl.colormap: + resetindex() + # + if not list: + Gl.c3i(255, 255, 255) # White + circf(0.0, 0.0, 1.0) + else: + list.append(3600, 0, 255) # Sentinel + # + rgb = [255, 255, 255] + a_prev = 0 + for a, icolor, value in list: + if a <> a_prev: + [r, g, b] = rgb + if Gl.debug > 1: + print rgb, a_prev, a + Gl.c3i(r, g, b) + arcf(0.0, 0.0, 1.0, a_prev, a) + rgb[icolor] = value + a_prev = a + # + if Gl.black or not Gl.colorsubset: + # + # Draw the hands -- in black + # + Gl.c3i(0, 0, 0) + # + if Gl.update == 1 and not Gl.iconic: + # Seconds hand is only drawn if we update every second + pushmatrix() + rotate(seconds_hand, 'z') + bgnline() + v2f(0.0, 0.0) + v2f(1.0, 0.0) + endline() + popmatrix() + # + pushmatrix() + rotate(big_hand, 'z') + rectf(0.0, -0.01, 0.97, 0.01) + circf(0.0, 0.0, 0.01) + circf(0.97, 0.0, 0.01) + popmatrix() + # + pushmatrix() + rotate(little_hand, 'z') + rectf(0.04, -0.02, 0.63, 0.02) + circf(0.04, 0.0, 0.02) + circf(0.63, 0.0, 0.02) + popmatrix() + # + # Draw the alarm time, if set or being set + # + if Gl.alarm_set: + draw_alarm(rgb_fg()) + # + if Gl.doublebuffer: swapbuffers() + +def makewindow(): + # + if Gl.debug or Gl.foreground: + foreground() + # + if Gl.fullscreen: + scrwidth, scrheight = getgdesc(GD_XPMAX), getgdesc(GD_YPMAX) + prefposition(0, scrwidth-1, 0, scrheight-1) + else: + keepaspect(1, 1) + prefsize(100, 100) + # + if not Gl.border: + noborder() + wid = winopen(Gl.name) + wintitle(Gl.title) + # + if not Gl.fullscreen: + keepaspect(1, 1) + minsize(10, 10) + maxsize(2000, 2000) + iconsize(66, 66) + winconstraints() + # + nplanes = getplanes() + nmaps = getgdesc(GD_NMMAPS) + if Gl.warnings: + print nplanes, 'color planes,', nmaps, 'color maps' + # + if nplanes < 12 or Gl.colormap: + if not Gl.colormap: + Gl.colormap = nmaps - 1 + if Gl.warnings: + print 'not enough color planes available', + print 'for RGB mode; forcing colormap mode' + print 'using color map number', Gl.colormap + if not Gl.colorsubset: + needed = 3 + else: + needed = Gl.cyan + Gl.magenta + Gl.yellow + needed = needed*Gl.nparts + if Gl.bg <> (0, 0, 0): + needed = needed+1 + if Gl.fg <> (0, 0, 0): + needed = needed+1 + if Gl.doublebuffer: + if needed > available(nplanes/2): + Gl.doublebuffer = 0 + if Gl.warnings: + print 'not enough colors available', + print 'for double buffer mode;', + print 'forcing single buffer mode' + else: + nplanes = nplanes/2 + if needed > available(nplanes): + # Do this warning always + print 'still not enough colors available;', + print 'parts will be left white' + print '(needed', needed, 'but have only', + print available(nplanes), 'colors available)' + # + if Gl.doublebuffer: + doublebuffer() + gconfig() + # + if Gl.colormap: + Gl.c3i = pseudo_c3i + fixcolormap() + else: + Gl.c3i = c3i + RGBmode() + gconfig() + # + if Gl.fullscreen: + # XXX Should find out true screen size using getgdesc() + ortho2(-1.1*1.280, 1.1*1.280, -1.1*1.024, 1.1*1.024) + else: + ortho2(-1.1, 1.1, -1.1, 1.1) + # + return wid + +def available(nplanes): + return pow(2, nplanes) - 1 # Reserve one pixel for black + +def fixcolormap(): + multimap() + gconfig() + nplanes = getplanes() + if Gl.warnings: + print 'multimap mode has', nplanes, 'color planes' + imap = Gl.colormap + Gl.startindex = pow(2, nplanes) - 1 + Gl.stopindex = 1 + setmap(imap) + mapcolor(0, 0, 0, 0) # Fixed entry for black + if Gl.bg <> (0, 0, 0): + r, g, b = Gl.bg + mapcolor(1, r, g, b) # Fixed entry for Gl.bg + Gl.stopindex = 2 + if Gl.fg <> (0, 0, 0): + r, g, b = Gl.fg + mapcolor(2, r, g, b) # Fixed entry for Gl.fg + Gl.stopindex = 3 + Gl.overflow_seen = 0 + resetindex() + +def resetindex(): + Gl.index = Gl.startindex + +r0g0b0 = (0, 0, 0) + +def pseudo_c3i(rgb): + if rgb == r0g0b0: + index = 0 + elif rgb == Gl.bg: + index = 1 + elif rgb == Gl.fg: + index = 2 + else: + index = definecolor(rgb) + color(index) + +def definecolor(rgb): + index = Gl.index + if index < Gl.stopindex: + if Gl.debug: print 'definecolor hard case', rgb + # First see if we already have this one... + for index in range(Gl.stopindex, Gl.startindex+1): + if rgb == getmcolor(index): + if Gl.debug: print 'return', index + return index + # Don't clobber reserverd colormap entries + if not Gl.overflow_seen: + # Shouldn't happen any more, hence no Gl.warnings test + print 'mclock: out of colormap entries' + Gl.overflow_seen = 1 + return Gl.stopindex + r, g, b = rgb + if Gl.debug > 1: print 'mapcolor', (index, r, g, b) + mapcolor(index, r, g, b) + Gl.index = index - 1 + return index + +# Compute n**i +def pow(n, i): + x = 1 + for j in range(i): x = x*n + return x + +def mouseclick(mouse, updown, x, y): + if updown == 1: + # mouse button came down, start tracking + if Gl.debug: + print 'mouse', mouse, 'down at', x, y + if mouse == 2: + Gl.mouse2down = 1 + mouse2track(x, y) + elif mouse == 3: + Gl.mouse3down = 1 + mouse3track(x, y) + else: + print 'fatal error' + qdevice(MOUSEX) + qdevice(MOUSEY) + return 0 + else: + # mouse button came up, stop tracking + if Gl.debug: + print 'mouse', mouse, 'up at', x, y + unqdevice(MOUSEX) + unqdevice(MOUSEY) + if mouse == 2: + mouse2track(x, y) + Gl.mouse2down = 0 + elif mouse == 3: + mouse3track(x, y) + Gl.mouse3down = 0 + else: + print 'fatal error' + Gl.alarm_set = 1 + return 1 + +def mouse3track(x, y): + # first compute polar coordinates from x and y + cx, cy = Gl.ox + Gl.cx/2, Gl.oy + Gl.cy/2 + x, y = x - cx, y - cy + if (x, y) == (0, 0): return # would cause an exception + minutes = int(30.5 + 30.0*math.atan2(float(-x), float(-y))/pi) + if minutes == 60: minutes = 0 + a,b = Gl.alarm_minutes/15, minutes/15 + if (a,b) == (0,3): + # Moved backward through 12 o'clock: + Gl.alarm_hours = Gl.alarm_hours - 1 + if Gl.alarm_hours < 0: Gl.alarm_hours = Gl.alarm_hours + 24 + if (a,b) == (3,0): + # Moved forward through 12 o'clock: + Gl.alarm_hours = Gl.alarm_hours + 1 + if Gl.alarm_hours >= 24: Gl.alarm_hours = Gl.alarm_hours - 24 + Gl.alarm_minutes = minutes + seconds = Gl.alarm_hours * HOUR + Gl.alarm_minutes * MINUTE + if seconds <> Gl.alarm_time: + draw_alarm(rgb_bg()) + Gl.alarm_time = seconds + draw_alarm(rgb_fg()) + +def mouse2track(x, y): + # first compute polar coordinates from x and y + cx, cy = Gl.ox + Gl.cx/2, Gl.oy + Gl.cy/2 + x, y = x - cx, y - cy + if (x, y) == (0, 0): return # would cause an exception + hours = int(6.5 - float(Gl.alarm_minutes)/60.0 + 6.0*math.atan2(float(-x), float(-y))/pi) + if hours == 12: hours = 0 + if (Gl.alarm_hours,hours) == (0,11): + # Moved backward through midnight: + Gl.alarm_hours = 23 + elif (Gl.alarm_hours,hours) == (12,11): + # Moved backward through noon: + Gl.alarm_hours = 11 + elif (Gl.alarm_hours,hours) == (11,0): + # Moved forward through noon: + Gl.alarm_hours = 12 + elif (Gl.alarm_hours,hours) == (23,0): + # Moved forward through midnight: + Gl.alarm_hours = 0 + elif Gl.alarm_hours < 12: + Gl.alarm_hours = hours + else: + Gl.alarm_hours = hours + 12 + seconds = Gl.alarm_hours * HOUR + Gl.alarm_minutes * MINUTE + if seconds <> Gl.alarm_time: + draw_alarm(rgb_bg()) + Gl.alarm_time = seconds + draw_alarm(rgb_fg()) + +def initmenu(): + Gl.pup = pup = newpup() + addtopup(pup, 'M Clock%t|Alarm On/Off|Seconds Hand On/Off|Quit', 0) + +def handlemenu(): + item = dopup(Gl.pup) + if item == 1: + # Toggle alarm + if Gl.alarm_set: + Gl.alarm_set = 0 + Gl.alarm_on = 0 + else: + Gl.alarm_set = 1 + Gl.change = 1 + clearall() + elif item == 2: + # Toggle Seconds Hand + if Gl.update == 1: + Gl.update = 60 + Gl.timernoise = 60 + else: + Gl.update = 1 + Gl.timernoise = 6 + Gl.change = 1 + elif item == 3: + if Gl.debug: print 'Exit' + sys.exit(0) + +main() |