open_toontown_panda3d/panda/src/cull/cullBinStateSorted.cxx

90 lines
2.3 KiB
C++

/**
* PANDA 3D SOFTWARE
* Copyright (c) Carnegie Mellon University. All rights reserved.
*
* All use of this software is subject to the terms of the revised BSD
* license. You should have received a copy of this license along
* with this source code in a file named "LICENSE."
*
* @file cullBinStateSorted.cxx
* @author drose
* @date 2005-03-22
*/
#include "cullBinStateSorted.h"
#include "graphicsStateGuardianBase.h"
#include "cullableObject.h"
#include "cullHandler.h"
#include "pStatTimer.h"
#include <algorithm>
TypeHandle CullBinStateSorted::_type_handle;
/**
*
*/
CullBinStateSorted::
~CullBinStateSorted() {
Objects::iterator oi;
for (oi = _objects.begin(); oi != _objects.end(); ++oi) {
CullableObject *object = (*oi)._object;
delete object;
}
}
/**
* Factory constructor for passing to the CullBinManager.
*/
CullBin *CullBinStateSorted::
make_bin(const std::string &name, GraphicsStateGuardianBase *gsg,
const PStatCollector &draw_region_pcollector) {
return new CullBinStateSorted(name, gsg, draw_region_pcollector);
}
/**
* Adds a geom, along with its associated state, to the bin for rendering.
*/
void CullBinStateSorted::
add_object(CullableObject *object, Thread *current_thread) {
_objects.push_back(ObjectData(object));
}
/**
* Called after all the geoms have been added, this indicates that the cull
* process is finished for this frame and gives the bins a chance to do any
* post-processing (like sorting) before moving on to draw.
*/
void CullBinStateSorted::
finish_cull(SceneSetup *, Thread *current_thread) {
PStatTimer timer(_cull_this_pcollector, current_thread);
sort(_objects.begin(), _objects.end());
}
/**
* Draws all the geoms in the bin, in the appropriate order.
*/
void CullBinStateSorted::
draw(bool force, Thread *current_thread) {
PStatTimer timer(_draw_this_pcollector, current_thread);
for (const ObjectData &data : _objects) {
data._object->draw(_gsg, force, current_thread);
}
}
/**
* Called by CullBin::make_result_graph() to add all the geoms to the special
* cull result scene graph.
*/
void CullBinStateSorted::
fill_result_graph(CullBin::ResultGraphBuilder &builder) {
Objects::const_iterator oi;
for (oi = _objects.begin(); oi != _objects.end(); ++oi) {
CullableObject *object = (*oi)._object;
builder.add_object(object);
}
}