All perceived values are relative to center (0%) and border (100%) of video dimensions.
Colored rectangles indicate variable ranges of three different instruments.
(In the first performance of this score the green rectangle indicated flute, blue rectangle indicated trombone red rectangle indicated saxophone)
Width of Rectangle: Volume.
Height of Rectangle: Pitch range.
Opacity of Border: Intensity
Smoke Movement: Speed & duration of play.
Smoke Brightness: Intensity & variation of pitch.
Individual rectangles are guides to be operated within and should not be seen as a constraint of video content. The entire projection range is open for interpretation.