Tiles
ParallelRenderer::worker (TaskDispatcher& _task_dispatcher, World& _world,
Settings& _settings, Engine& _engine, SuperSampling& _super_sampling)
{
Tiles result;
SerialRenderer serial_renderer;
Settings settings = _settings;
while (1)
{
boost::optional<Task> optional_task = _task_dispatcher.get_task();
if (!optional_task)
break;
Task task = optional_task.get();
settings.area = task;
Image rendered_image = serial_renderer.render(_world, settings, _engine,
_super_sampling);
Tile tile;
tile.task = task;
tile.image = rendered_image;
result.push_back(tile);
}
return result;
}
static void trace(Node *n, Tiles &v) {
v.clear();
while (n) {
v.push_back(n->tile);
n = n->next;
}
std::reverse(v.begin(), v.end());
}
void apply(osg::Group& group)
{
osgVolume::VolumeTile* tile = dynamic_cast<osgVolume::VolumeTile*>(&group);
if (tile) _tiles.push_back(tile);
else traverse(group);
}