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26 BulletBoxShape(
const LVecBase3 &halfExtents) : _half_extents(halfExtents) {
28 btVector3 btHalfExtents = LVecBase3_to_btVector3(halfExtents);
30 _shape =
new btBoxShape(btHalfExtents);
31 _shape->setUserPointer(
this);
41 _half_extents = copy._half_extents;
42 btVector3 btHalfExtents = LVecBase3_to_btVector3(_half_extents);
44 _shape =
new btBoxShape(btHalfExtents);
45 _shape->setUserPointer(
this);
51 btCollisionShape *BulletBoxShape::
60 LVecBase3 BulletBoxShape::
61 get_half_extents_without_margin()
const {
64 return btVector3_to_LVecBase3(_shape->getHalfExtentsWithoutMargin());
70 LVecBase3 BulletBoxShape::
71 get_half_extents_with_margin()
const {
74 return btVector3_to_LVecBase3(_shape->getHalfExtentsWithMargin());
83 LPoint3 p0 = solid->get_min();
84 LPoint3 p1 = solid->get_max();
86 LVecBase3 extents((p1.get_x() - p0.get_x()) / 2.0,
87 (p1.get_y() - p0.get_y()) / 2.0,
88 (p1.get_z() - p0.get_z()) / 2.0);
109 _half_extents.write_datagram(dg);
124 param->fillin(scan, manager);
133 void BulletBoxShape::
136 nassertv(_shape ==
nullptr);
140 _half_extents.read_datagram(scan);
142 _shape =
new btBoxShape(LVecBase3_to_btVector3(_half_extents));
143 _shape->setUserPointer(
this);
144 _shape->setMargin(margin);
Similar to MutexHolder, but for a light mutex.
A class to retrieve the individual data elements previously stored in a Datagram.
This is the fundamental interface for extracting binary objects from a Bam file, as generated by a Ba...
This is the fundamental interface for writing binary objects to a Bam file, to be extracted later by ...
static WritableFactory * get_factory()
Returns the global WritableFactory for generating TypedWritable objects.
Base class for objects that can be written to and read from Bam files.
An ordered list of data elements, formatted in memory for transmission over a socket or writing to a ...
PN_stdfloat get_stdfloat()
Extracts either a 32-bit or a 64-bit floating-point number, according to Datagram::set_stdfloat_doubl...
void add_stdfloat(PN_stdfloat value)
Adds either a 32-bit or a 64-bit floating-point number, according to set_stdfloat_double().
TypeHandle is the identifier used to differentiate C++ class types.
An instance of this class is passed to the Factory when requesting it to do its business and construc...
virtual void write_datagram(BamWriter *manager, Datagram &dg)
Writes the contents of this object to the datagram for shipping out to a Bam file.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
virtual void write_datagram(BamWriter *manager, Datagram &dg)
Writes the contents of this object to the datagram for shipping out to a Bam file.
static void register_with_read_factory()
Tells the BamReader how to create objects of type BulletShape.
void register_factory(TypeHandle handle, CreateFunc *func, void *user_data=nullptr)
Registers a new kind of thing the Factory will be able to create.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
A cuboid collision volume or object.
virtual void fillin(DatagramIterator &scan, BamReader *manager)
This internal function is intended to be called by each class's make_from_bam() method to read in all...
void parse_params(const FactoryParams ¶ms, DatagramIterator &scan, BamReader *&manager)
Takes in a FactoryParams, passed from a WritableFactory into any TypedWritable's make function,...