diff options
| -rw-r--r-- | spaghetti-monster/anduril/anduril.c | 29 |
1 files changed, 22 insertions, 7 deletions
diff --git a/spaghetti-monster/anduril/anduril.c b/spaghetti-monster/anduril/anduril.c index 2509218..71c3d62 100644 --- a/spaghetti-monster/anduril/anduril.c +++ b/spaghetti-monster/anduril/anduril.c @@ -573,6 +573,8 @@ uint8_t strobe_state(EventPtr event, uint16_t arg) { static uint8_t candle_wave2 = 0; static uint8_t candle_wave3 = 0; static uint8_t candle_wave2_speed = 0; + static uint8_t candle_wave2_depth = 7; + static uint8_t candle_wave3_depth = 4; static uint8_t candle_mode_brightness = 20; #endif @@ -660,19 +662,32 @@ uint8_t strobe_state(EventPtr event, uint16_t arg) { // 3-oscillator synth for a relatively organic pattern uint8_t add; add = ((triangle_wave(candle_wave1) * 8) >> 8) - + ((triangle_wave(candle_wave2) * 7) >> 8) - + ((triangle_wave(candle_wave3) * 4) >> 8); + + ((triangle_wave(candle_wave2) * candle_wave2_depth) >> 8) + + ((triangle_wave(candle_wave3) * candle_wave3_depth) >> 8); set_level(candle_mode_brightness + add); - // slow LFO + // wave1: slow random LFO if ((arg & 1) == 0) candle_wave1 += pseudo_rand()&1; - // faster LFO - //candle_wave2 += pseudo_rand()%13; + // wave2: medium-speed erratic LFO candle_wave2 += candle_wave2_speed; - // erratic fast wave + // wave3: erratic fast wave candle_wave3 += pseudo_rand()%37; // S&H on wave2 frequency to make it more erratic - if ((pseudo_rand()>>3) == 0) + if ((pseudo_rand()>>2) == 0) candle_wave2_speed = pseudo_rand()%13; + // downward sawtooth on wave2 depth to simulate stabilizing + if ((candle_wave2_depth > 0) && ((pseudo_rand()>>2) == 0)) + candle_wave2_depth --; + // random sawtooth retrigger + if ((pseudo_rand()) == 0) { + candle_wave2_depth = 6; + //candle_wave3_depth = 5; + candle_wave2 = 0; + } + // downward sawtooth on wave3 depth to simulate stabilizing + if ((candle_wave3_depth > 2) && ((pseudo_rand()>>3) == 0)) + candle_wave3_depth --; + if ((pseudo_rand()>>1) == 0) + candle_wave3_depth = 4; } #endif return MISCHIEF_MANAGED; |