internal unsafe override void fn(stage_t p, fifo_t output_fifo)
{
int i, num_in = p.occupancy, max_num_out = (int)(1 + num_in * p.out_in_ratio);
int output_offs = output_fifo.reserve(max_num_out);
fixed (byte* pinput = &p.fifo.data[p.offset], poutput = &output_fifo.data[output_offs])
{
double* input = (double*)pinput;
double* output = (double*)poutput;
for (i = 0; (p.at >> 32) < num_in; ++i, p.at += p.step)
{
double* at = input + (p.at >> 32);
uint fraction = (uint)(p.at & 0xffffffff);
int phase = (int)(fraction >> (32 - phase_bits));
double x = (double)(fraction << phase_bits) * (1 / MULT32);
double sum = 0;
for (int j = 0; j < pf.num_coefs; j++)
{
double a = p.shared.poly_fir_coefs[poly_fir1_t.coef_idx(COEF_INTERP, pf.num_coefs, phase, 0, j)];
double b = p.shared.poly_fir_coefs[poly_fir1_t.coef_idx(COEF_INTERP, pf.num_coefs, phase, 1, j)];
double c = p.shared.poly_fir_coefs[poly_fir1_t.coef_idx(COEF_INTERP, pf.num_coefs, phase, 2, j)];
double d = p.shared.poly_fir_coefs[poly_fir1_t.coef_idx(COEF_INTERP, pf.num_coefs, phase, 3, j)];
sum += (((d * x + c) * x + b) * x + a) * at[j];
}
output[i] = sum;
}
//assert(max_num_out - i >= 0);
output_fifo.trim_by(max_num_out - i);
p.fifo.read((int)(p.at >> 32), null);
p.at &= 0xffffffff;
}
}
internal unsafe override void fn(stage_t p, fifo_t output_fifo)
{
int i, num_in = p.occupancy, max_num_out = (int)(1 + num_in * p.out_in_ratio);
int output_offs = output_fifo.reserve(max_num_out);
fixed(byte *pinput = &p.fifo.data[p.offset], poutput = &output_fifo.data[output_offs])
{
double *input = (double *)pinput;
double *output = (double *)poutput;
for (i = 0; (p.at >> 32) < num_in; ++i, p.at += p.step)
{
double *at = input + (p.at >> 32);
uint fraction = (uint)(p.at & 0xffffffff);
int phase = (int)(fraction >> (32 - phase_bits));
double x = (double)(fraction << phase_bits) * (1 / MULT32);
double sum = 0;
for (int j = 0; j < pf.num_coefs; j++)
{
double a = p.shared.poly_fir_coefs[poly_fir1_t.coef_idx(COEF_INTERP, pf.num_coefs, phase, 0, j)];
double b = p.shared.poly_fir_coefs[poly_fir1_t.coef_idx(COEF_INTERP, pf.num_coefs, phase, 1, j)];
double c = p.shared.poly_fir_coefs[poly_fir1_t.coef_idx(COEF_INTERP, pf.num_coefs, phase, 2, j)];
double d = p.shared.poly_fir_coefs[poly_fir1_t.coef_idx(COEF_INTERP, pf.num_coefs, phase, 3, j)];
sum += (((d * x + c) * x + b) * x + a) * at[j];
}
output[i] = sum;
}
//assert(max_num_out - i >= 0);
output_fifo.trim_by(max_num_out - i);
p.fifo.read((int)(p.at >> 32), null);
p.at &= 0xffffffff;
}
}
internal unsafe override void fn(stage_t p, fifo_t output_fifo)
{
int i, num_in = p.occupancy, max_num_out = (int)(1 + num_in * p.out_in_ratio);
int output_offs = output_fifo.reserve(max_num_out);
fixed (byte* pinput = &p.fifo.data[p.offset], poutput = &output_fifo.data[output_offs])
{
double* input = (double*)pinput;
double* output = (double*)poutput;
for (i = 0; (p.at >> 32) < num_in * p.divisor; ++i, p.at += p.step & ~0xffffffffL)
{
int divided = (int)(p.at >> 32) / p.divisor;
int divided_rem = (int)(p.at >> 32) % p.divisor;
double* at = input + divided;
double sum = 0;
for (int j = 0; j < pf.num_coefs; j++)
sum += (p.shared.poly_fir_coefs[poly_fir1_t.coef_idx(0, pf.num_coefs, divided_rem, 0, j)]) * at[j];
output[i] = sum;
}
//assert(max_num_out - i >= 0);
output_fifo.trim_by(max_num_out - i);
int divided1 = (int)(p.at >> 32) / p.divisor;
p.fifo.read(divided1, null);
p.at -= ((long)divided1 * p.divisor) << 32;
}
}
internal unsafe override void fn(stage_t p, fifo_t output_fifo)
{
int i, num_in = p.occupancy, max_num_out = (int)(1 + num_in * p.out_in_ratio);
int output_offs = output_fifo.reserve(max_num_out);
fixed(byte *pinput = &p.fifo.data[p.offset], poutput = &output_fifo.data[output_offs])
{
double *input = (double *)pinput;
double *output = (double *)poutput;
for (i = 0; (p.at >> 32) < num_in * p.divisor; ++i, p.at += p.step & ~0xffffffffL)
{
int divided = (int)(p.at >> 32) / p.divisor;
int divided_rem = (int)(p.at >> 32) % p.divisor;
double *at = input + divided;
double sum = 0;
for (int j = 0; j < pf.num_coefs; j++)
{
sum += (p.shared.poly_fir_coefs[poly_fir1_t.coef_idx(0, pf.num_coefs, divided_rem, 0, j)]) * at[j];
}
output[i] = sum;
}
//assert(max_num_out - i >= 0);
output_fifo.trim_by(max_num_out - i);
int divided1 = (int)(p.at >> 32) / p.divisor;
p.fifo.read(divided1, null);
p.at -= ((long)divided1 * p.divisor) << 32;
}
}
internal abstract void fn(stage_t input, fifo_t output);
internal abstract void fn(stage_t input, fifo_t output);
