| public get_data ( int index, double &data, int length ) : int | ||
| index | int | |
| data | double | |
| length | int | |
| return | int | |
public override double[] GetQ(int i, int len)
{
double[] data;
int start;
if ((start = _cache.get_data(i, out data, len)) < len)
{
for (int j = start; j < len; j++)
{
data[j] = (double)kernel_function(i, j);
}
}
return(data);
}
public override double[] GetQ(int i, int len)
{
double[] data;
int j, real_i = index[i];
if (cache.get_data(real_i, out data, l) < l)
{
for (j = 0; j < l; j++)
{
data[j] = (double)kernel_function(real_i, j);
}
}
// reorder and copy
double[] buf = buffer[next_buffer];
next_buffer = 1 - next_buffer;
sbyte si = sign[i];
for (j = 0; j < len; j++)
{
buf[j] = (double)si * sign[j] * data[index[j]];
}
return(buf);
}