void *calc(int x, int y, int z, int w)
{
if (calcCurrent(x, y, z, w)) {
m_val = m_op.eval(*(Ti *)m_child->calc(x, y, z, w));
}
return (void *)(&m_val);
}
void *calc(int idx)
{
if (calcCurrent(idx)) {
m_val = m_op.eval(*(Ti *)m_child->calc(idx));
}
return (void *)&m_val;
}
void *calc(int x, int y, int z, int w)
{
m_val = m_op.eval(*(Ti *)m_lhs->calc(x, y, z, w),
*(Ti *)m_rhs->calc(x, y, z, w));
return (void *)&m_val;
}