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ptttl v0.2.0
C implementation of a PTTTL parser. PTTTL is a superset of NOKIA's RTTTL that adds polyphony & vibrato.
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#include <ptttl_sample_generator.h>
Public Attributes | |
| ptttl_waveform_generator_t | wgen |
| Waveform generator function. | |
| uint32_t | vibrato_frequency |
| Vibrato frequency, in HZ. | |
| uint32_t | vibrato_variance |
| Vibrato variance, in HZ. | |
| unsigned int | sine_index |
| Monotonically increasing index for sinf() function, note pitch. | |
| unsigned int | start_sample |
| The sample index on which this note started. | |
| unsigned int | num_samples |
| Number of samples this note runs for. | |
| unsigned int | attack |
| Note decay length, in samples. | |
| unsigned int | decay |
| Note decay length, in samples. | |
| unsigned int | note_number |
| Piano key number for this note, 1-88. | |
| float | pitch_hz |
| Note pitch in Hz. | |
| float | phasor_state |
| Phasor state for vibrato (frequency modulation) | |
Represents the current note that samples are being generated for on any one channel
1.9.6