void BufferedInvocation::begin(PointBuffer& buffer)
{
PointContext ctx = buffer.m_context;
Dimension::IdList const& dims = ctx.dims();
for (auto di = dims.begin(); di != dims.end(); ++di)
{
Dimension::Id::Enum d = *di;
Dimension::Detail *dd = ctx.dimDetail(d);
void *data = malloc(dd->size() * buffer.size());
m_buffers.push_back(data); // Hold pointer for deallocation
char *p = (char *)data;
for (PointId idx = 0; idx < buffer.size(); ++idx)
{
buffer.getFieldInternal(d, idx, (void *)p);
p += dd->size();
}
std::string name = ctx.dimName(*di);
insertArgument(name, (uint8_t *)data, dd->type(), buffer.size());
}
}
void BufferedInvocation::end(PointBuffer& buffer)
{
// for each entry in the script's outs dictionary,
// look up that entry's name in the schema and then
// copy the data into the right dimension spot in the
// buffer
std::vector<std::string> names;
getOutputNames(names);
PointContext ctx = buffer.m_context;
Dimension::IdList const& dims = ctx.dims();
for (auto di = dims.begin(); di != dims.end(); ++di)
{
Dimension::Id::Enum d = *di;
Dimension::Detail *dd = ctx.dimDetail(d);
std::string name = ctx.dimName(*di);
auto found = std::find(names.begin(), names.end(), name);
if (found == names.end()) continue; // didn't have this dim in the names
assert(name == *found);
assert(hasOutputVariable(name));
size_t size = dd->size();
void *data = extractResult(name, dd->type());
char *p = (char *)data;
for (PointId idx = 0; idx < buffer.size(); ++idx)
{
buffer.setField(d, dd->type(), idx, (void *)p);
p += size;
}
}
for (auto bi = m_buffers.begin(); bi != m_buffers.end(); ++bi)
free(*bi);
m_buffers.clear();
}