30 ~CullBinBackToFront() {
32 for (oi = _objects.begin(); oi != _objects.end(); ++oi) {
53 CPT(
BoundingVolume) volume =
object->_geom->get_bounds(current_thread);
54 if (volume->is_empty()) {
60 nassertv(gbv !=
nullptr);
62 LPoint3 center = gbv->get_approx_center();
63 nassertv(object->_internal_transform !=
nullptr);
64 center = center *
object->_internal_transform->get_mat();
66 PN_stdfloat distance = _gsg->compute_distance_to(center);
67 _objects.push_back(ObjectData(
object, distance));
77 PStatTimer timer(_cull_this_pcollector, current_thread);
78 sort(_objects.begin(), _objects.end());
86 PStatTimer timer(_draw_this_pcollector, current_thread);
88 Objects::const_iterator oi;
89 for (oi = _objects.begin(); oi != _objects.end(); ++oi) {
92 if (object->_draw_callback ==
nullptr) {
93 nassertd(object->_geom !=
nullptr)
continue;
95 _gsg->set_state_and_transform(object->_state, object->_internal_transform);
99 data_reader.check_array_readers();
100 geom_reader.
draw(_gsg, &data_reader, force);
103 object->draw_callback(_gsg, force, current_thread);
113 void CullBinBackToFront::
114 fill_result_graph(CullBin::ResultGraphBuilder &builder) {
115 Objects::const_iterator oi;
116 for (oi = _objects.begin(); oi != _objects.end(); ++oi) {
118 builder.add_object(
object);
This is an abstract class for any volume in any sense which can be said to define the locality of ref...
A specific kind of CullBin that sorts geometry in order from furthest to nearest based on the center ...
static CullBin * make_bin(const std::string &name, GraphicsStateGuardianBase *gsg, const PStatCollector &draw_region_pcollector)
Factory constructor for passing to the CullBinManager.
virtual void draw(bool force, Thread *current_thread)
Draws all the geoms in the bin, in the appropriate order.
virtual void add_object(CullableObject *object, Thread *current_thread)
Adds a geom, along with its associated state, to the bin for rendering.
virtual void finish_cull(SceneSetup *scene_setup, Thread *current_thread)
Called after all the geoms have been added, this indicates that the cull process is finished for this...
A collection of Geoms and their associated state, for a particular scene.
The smallest atom of cull.
Encapsulates the data from a Geom, pre-fetched for one stage of the pipeline.
bool draw(GraphicsStateGuardianBase *gsg, const GeomVertexDataPipelineReader *data_reader, bool force) const
The implementation of Geom::draw().
Encapsulates the data from a GeomVertexData, pre-fetched for one stage of the pipeline.
This is another abstract class, for a general class of bounding volumes that actually enclose points ...
virtual GeometricBoundingVolume * as_geometric_bounding_volume() final
Virtual downcast method.
This is a base class for the GraphicsStateGuardian class, which is itself a base class for the variou...
A lightweight class that represents a single element that may be timed and/or counted via stats.
A lightweight class that can be used to automatically start and stop a PStatCollector around a sectio...
This object holds the camera position, etc., and other general setup information for rendering a part...
A thread; that is, a lightweight process.
TypeHandle is the identifier used to differentiate C++ class types.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.