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1 def light9_presentation():
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2 """
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3 Drew Perttula
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4
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5 drewp@bigasterisk.com
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6
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7 http://light9.bigasterisk.com
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8
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9
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10 Goals of light9:
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11
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12 - control the brightness of many lights while playing music
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13
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14 - allow easy editing of the show
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15
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16 - allow easy maintenance of the code, even while the show is running
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17
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18
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20
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21
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22
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23
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24
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25 """
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26
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27
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28
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29
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30
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31
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32
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33
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34
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35 def dependencies():
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36 """
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37 Twisted - event loop and networking
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38 TwistedWeb - xmlrpc protocol
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39 tk, tix
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40 pympd - my twisted interface to mpd
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41 pydispatcher - signals
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42
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43 mpd - music player daemon
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44
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45 swig - interface to C code
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46 darcs
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47
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48 *
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49
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50
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51
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52
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53
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54
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55 """
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56
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57
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58
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59
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60
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61 def connections():
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62 """
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63 (play cmds)
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64 ascoltami --------------> mpd ----------> audio out
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65 | (timing)
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66 v
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67 curvecalc subcomposer keyboardcomposer
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68 | | |
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69 +--- | ----+
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70 \----- | --------/
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71 \--+---/
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72 | (light levels)
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73 v
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74 * dmxserver
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75 | (dmx levels)
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76 ......... v ....................
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77 . chippy .
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78 . | (dmx) . external hardware
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79 . v .
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80 . dmx dimmer .
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81 . | (juice) .
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82 . v .
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83 . light .
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84 ................................
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85 """
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86
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87
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88 def metrics():
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89 """
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90 selected linecounts:
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91 356 ascoltami (music player)
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92 318 curvecalc (curve and expression editor)
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93 279 keyboardcomposer
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94 189 dmxserver (hardware output)
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95 153 subcomposer
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96 17 wavecurve (create smoothed waveforms from .wav)
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97
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98 311 light9/curve.py (curve widgets)
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99 191 light9/FlyingFader.py (enhanced tk.Scale)
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100 168 light9/Submaster.py
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101 * 151 light9/zoomcontrol.py
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102 137 light9/dmxchanedit.py
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103 40 light9/wavepoints.py
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104
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105 65 light9/io/parport.c (dmx interface protocol)
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106 50 light9/io/serport.i (i2c interface to sliders)
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107
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108 total in project: about 3200 in about 30 files
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109
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110 """
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111
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112
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113
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114 def future_projects():
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115 """
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116 A submaster server that talks with the other programs and
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117 eliminates all the explicit saving and reloading of subs
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118
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119 More abstract output layer, to which I can add home lighting, for
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120 example
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121
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122 Small timed 'clips' that can be triggered
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123
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124 Generalize to a whizzy, distributed real-time circuit simulator
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125 node network with a 5GL editor and failsafe checkpointing and
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126 redundancy
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127 *
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128
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129
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130
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131 """
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