diff options
author | Grant Shangreaux <grant@unabridgedsoftware.com> | 2021-11-09 20:51:04 -0600 |
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committer | Grant Shangreaux <grant@unabridgedsoftware.com> | 2021-11-09 20:51:40 -0600 |
commit | 2676bee57d6907a3a55ec6f0f8f6316692ef4a35 (patch) | |
tree | fa86929751f21ec8d4e1e31e2c1b8d312d33910f /klangfarbrs/src/osc.rs | |
parent | ab84f222a91fa6fa8453a7b91c86e43ab1938b20 (diff) |
Clean: move Osc into a file module
Diffstat (limited to 'klangfarbrs/src/osc.rs')
-rw-r--r-- | klangfarbrs/src/osc.rs | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/klangfarbrs/src/osc.rs b/klangfarbrs/src/osc.rs new file mode 100644 index 0000000..9e3b147 --- /dev/null +++ b/klangfarbrs/src/osc.rs @@ -0,0 +1,37 @@ +use std::f32::consts::TAU; +use crate::{Waveform, Phase, Sample}; + +pub struct Osc {} + +impl Osc { + pub fn generate_sample(waveform: &Waveform, phase: Phase) -> Sample { + let phase = phase; + + match waveform { + Waveform::Sine => { + (TAU * phase).sin() + }, + + Waveform::Square => { + if phase < 0.5 { + -1.0 + } else { + 1.0 + } + }, + + Waveform::Triangle => { + if phase < 0.5 { + 4.0 * phase - 1.0 + } else { + 4.0 * (1.0 - phase) - 1.0 + } + }, + + Waveform::Sawtooth => { + 2.0 * phase - 1.0 + } + } + } +} + |