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Intensity setting

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Dejvino
2026-02-22 22:25:17 +01:00
parent e6a4711861
commit 33c6329f0b
13 changed files with 182 additions and 40 deletions
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CellularAutomataStrategy.h
+7 -4
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@@ -6,7 +6,7 @@
class CellularAutomataStrategy : public MelodyStrategy {
public:
void generate(Step (*sequence)[NUM_STEPS], int track, int numSteps, int* scaleNotes, int numScaleNotes, int seed) override {
void generate(Step (*sequence)[NUM_STEPS], int track, int numSteps, int* scaleNotes, int numScaleNotes, int seed, int intensity) override {
randomSeed(seed);
if (numScaleNotes == 0) return;
@@ -23,7 +23,8 @@ public:
for(int i=0; i<numSteps; i++) cells[i] = false;
cells[numSteps/2] = true;
} else {
for(int i=0; i<numSteps; i++) cells[i] = (random(100) < 30);
int initChance = intensity * 8; // 8% to 80%
for(int i=0; i<numSteps; i++) cells[i] = (random(100) < initChance);
}
// Evolve for some generations to let patterns emerge
@@ -43,7 +44,9 @@ public:
// Map to notes
for (int i = 0; i < numSteps; i++) {
if (cells[i]) {
// Intensity also affects survival of active cells to notes
// Intensity 1 = 50% survival, Intensity 10 = 100% survival
if (cells[i] && random(100) < (50 + intensity * 5)) {
int octave = 3 + random(3); // 3, 4, 5
sequence[track][i].note = 12 * octave + scaleNotes[random(numScaleNotes)];
sequence[track][i].accent = (random(100) < 30);
@@ -71,7 +74,7 @@ public:
sortArray(scaleNotes, numScaleNotes);
}
void mutate(Step (*sequence)[NUM_STEPS], int track, int numSteps, int* scaleNotes, int numScaleNotes) override {
void mutate(Step (*sequence)[NUM_STEPS], int track, int numSteps, int* scaleNotes, int numScaleNotes, int intensity) override {
// Evolve the current sequence by one generation
// Use a random rule for mutation to keep it dynamic
uint8_t rule = random(256);