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