jamie@264: 
jamie@264: 
jamie@264: #include <stdint.h>
jamie@264: 
jamie@267: // Fill table with sine wave at given frequency and amplitude
jamie@264: void xttest_gen_sine(double *table, uint32_t tablesize, double samplerate, double frequency, double amplitude);
jamie@267: 
jamie@269: // Fill table with sawtooth wave at given frequency and amplitude
jamie@269: void xttest_gen_sawtooth(double *table, uint32_t tablesize, double samplerate, double frequency, double amplitude);
jamie@269: 
jamie@267: // Fill table with noise at given frequency and amplitude
jamie@267: // N.B. The implementation actually provides "fake" noise from a table for reproducible testing
jamie@264: void xttest_gen_noise(double *table, uint32_t tablesize, double amplitude);
jamie@267: 
jamie@267: // Add table1 and table2 sample-by-sample leaving the result in table1
jamie@267: void xttest_add(double *table1, double *table2, uint32_t tablesize);
jamie@267: 
jamie@267: // Multiply table by a constant leavint the result in table
jamie@267: void xttest_mul(double *table, uint32_t tablesize, double constant);
jamie@267: 
jamie@267: // Return MIDI cent value for frequency
jamie@267: uint16_t xttest_ftom(double frequency);