DrumMap — web edition

A browser port of the DrumMap Hemisphere applet (Ornament & Crime / Phazerville, by Ben Rosenbach) — a 2-channel port of Mutable Instruments' Grids. Traverse the rhythm map with X/Y, dial in fills and chaos.

128×64 OLED · Hemisphere quadrant · 32nd-note clock (8 ppqn)
KICK
SNARE
step 1/32
32-step loop — row 1: channel A, row 2: channel B (level bars, green underline = trigger)

Channels

Map

X/Y traverse the 5×5 map of rhythms (bilinear fade between cells, like Grids). Fill = probability gate: high fill → sparse, low fill → dense. Chaos re-rolls level jitter every loop.

CV inputs

Patterns

Grids2 = the alternate pattern table shipped with Phazerville's default build (DRUMMAP_GRIDS2). Classic = the original Mutable Instruments patterns.

Voice (web addition — hardware outputs triggers)

Press RUN or CLOCK (or tap space) to enable audio.

MIDI out (GM drums: 36 kick · 38 snare · 42 hat)

Web MIDI: idle