int plugin_tex_doit(int stype, Cast *cast, float *texvec, float *dxt, float *dyt, float *result)
{
float xwave, ywave;
if(stype==1) {
texvec[0]+= hnoise(cast->noise, texvec[0], texvec[1], texvec[2]);
texvec[1]+= hnoise(cast->noise, texvec[1], texvec[2], texvec[0]);
}
if(dxt && dyt) {
xwave= sample_wave(cast->size, texvec[0], fabs(dxt[0]) + fabs(dyt[0]) );
ywave= sample_wave(cast->size, texvec[1], fabs(dxt[1]) + fabs(dyt[1]) );
if(xwave > ywave) result[0]= xwave-ywave;
else result[0]= ywave-xwave;
}
else {
xwave= sample_wave(cast->size, texvec[0], 0.0 );
ywave= sample_wave(cast->size, texvec[1], 0.0 );
if(xwave > ywave) result[0]= xwave-ywave;
else result[0]= ywave-xwave;
}
return TEX_INT;
}
float sample_note(synth_note * sn, float t)
{
float sample = 0.0;
float relative_time = t - sn->start_time;
// printf("New Sample\n");
for(int i = 0; i < sn->num_waves; i++)
{
sample += sample_wave( &(sn->waves[i]), relative_time);
}
// printf("Sample before envelope: %f\n", sample);
sample = sample * sample_envelope(&(sn->env), relative_time);
// printf("Sample after envelope: %f\n", sample);
return sample;
}