void Histogram::add(const Histogram& hist)
{
assert(hist.getBins() == m_bins);
assert(hist.getBinSize() == -1); // assume log histogram
assert(m_binsize == -1);
for (int j = 0; j < hist.getData(0); j++) {
add(0);
}
for (int i = 1; i < m_bins; i++) {
for (int j = 0; j < hist.getData(i); j++) {
add(1<<(i-1)); // account for the + 1 index
}
}
}
