TEXTURE: roles of instruments
DENSITY (thick/thin): complexity
DENSITY (thick/thin): instruments register
register - lower = thicker
DENSITY (thick/thin): articulation
staccato = thinner/lighter
DENSITY (thick/thin): playing technique
DENSITY (thick/thin): dynamics
DENSITY (thick/thin): number of layers
more layers = thicker sound
TYPE: polyphonic
canon
TYPE: homophonic
melody + accompaniment
TYPE: heterophonic
simultaneous variation of a melody line
TYPE: monophonic