Panda3D
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This defines a parabolic arc, or subset of an arc, similar to the path of a projectile or falling object. More...
#include "collisionParabola.h"
Public Member Functions | |
CollisionParabola () | |
Creates an invalid parabola. More... | |
CollisionParabola (const LParabola ¶bola, PN_stdfloat t1, PN_stdfloat t2) | |
Creates a parabola with the endpoints between t1 and t2 in the parametric space of the parabola. More... | |
CollisionParabola (const CollisionParabola ©) | |
virtual TypeHandle | force_init_type () |
virtual LPoint3 | get_collision_origin () const |
Returns the point in space deemed to be the "origin" of the solid for collision purposes. More... | |
const LParabola & | get_parabola () const |
Returns the parabola specified by this solid. More... | |
PN_stdfloat | get_t1 () const |
Returns the starting point on the parabola. More... | |
PN_stdfloat | get_t2 () const |
Returns the ending point on the parabola. More... | |
virtual PStatCollector & | get_test_pcollector () |
Returns a PStatCollector that is used to count the number of intersection tests made against a solid of this type in a given frame. More... | |
virtual TypeHandle | get_type () const |
virtual PStatCollector & | get_volume_pcollector () |
Returns a PStatCollector that is used to count the number of bounding volume tests made against a solid of this type in a given frame. More... | |
virtual CollisionSolid * | make_copy () |
virtual void | output (ostream &out) const |
virtual | PT (CollisionEntry) test_intersection(const CollisionEntry &entry) const |
void | set_parabola (const LParabola ¶bola) |
Replaces the parabola specified by this solid. More... | |
void | set_t1 (PN_stdfloat t1) |
Changes the starting point on the parabola. More... | |
void | set_t2 (PN_stdfloat t2) |
Changes the ending point on the parabola. More... | |
virtual void | write_datagram (BamWriter *manager, Datagram &dg) |
Function to write the important information in the particular object to a Datagram. More... | |
virtual void | xform (const LMatrix4 &mat) |
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CollisionSolid (const CollisionSolid ©) | |
void | clear_effective_normal () |
Removes the normal previously set by set_effective_normal(). More... | |
CPT (BoundingVolume) get_bounds() const | |
const LVector3 & | get_effective_normal () const |
Returns the normal that was set by set_effective_normal(). More... | |
bool | get_respect_effective_normal () const |
See set_respect_effective_normal(). More... | |
bool | has_effective_normal () const |
Returns true if a special normal was set by set_effective_normal(), false otherwise. More... | |
bool | is_tangible () const |
Returns whether the solid is considered 'tangible' or not. More... | |
virtual | PT (PandaNode) get_viz(const CullTraverser *trav |
void | set_bounds (const BoundingVolume &bounding_volume) |
void | set_effective_normal (const LVector3 &effective_normal) |
Records a false normal for this CollisionSolid that will be reported by the collision system with all collisions into it, instead of its actual normal. More... | |
void | set_respect_effective_normal (bool respect_effective_normal) |
This is only meaningful for CollisionSolids that will be added to a traverser as colliders. More... | |
void | set_tangible (bool tangible) |
Sets the current state of the 'tangible' flag. More... | |
virtual void | write (ostream &out, int indent_level=0) const |
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CopyOnWriteObject (const CopyOnWriteObject ©) | |
void | operator= (const CopyOnWriteObject ©) |
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void | cache_ref () const |
Explicitly increments the cache reference count and the normal reference count simultaneously. More... | |
bool | cache_unref () const |
Explicitly decrements the cache reference count and the normal reference count simultaneously. More... | |
int | get_cache_ref_count () const |
Returns the current reference count. More... | |
bool | test_ref_count_integrity () const |
Does some easy checks to make sure that the reference count isn't completely bogus. More... | |
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TypedWritableReferenceCount (const TypedWritableReferenceCount ©) | |
virtual ReferenceCount * | as_reference_count () |
Returns the pointer cast to a ReferenceCount pointer, if it is in fact of that type. More... | |
void | operator= (const TypedWritableReferenceCount ©) |
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TypedWritable (const TypedWritable ©) | |
virtual int | complete_pointers (TypedWritable **p_list, BamReader *manager) |
Receives an array of pointers, one for each time manager->read_pointer() was called in fillin(). More... | |
string | encode_to_bam_stream () const |
Converts the TypedWritable object into a single stream of data using a BamWriter, and returns that data as a string string. More... | |
bool | encode_to_bam_stream (string &data, BamWriter *writer=NULL) const |
Converts the TypedWritable object into a single stream of data using a BamWriter, and stores that data in the indicated string. More... | |
virtual void | finalize (BamReader *manager) |
Called by the BamReader to perform any final actions needed for setting up the object after all objects have been read and all pointers have been completed. More... | |
UpdateSeq | get_bam_modified () const |
Returns the current bam_modified counter. More... | |
void | mark_bam_modified () |
Increments the bam_modified counter, so that this object will be invalidated and retransmitted on any open bam streams. More... | |
void | operator= (const TypedWritable ©) |
virtual bool | require_fully_complete () const |
Some objects require all of their nested pointers to have been completed before the objects themselves can be completed. More... | |
virtual void | update_bam_nested (BamWriter *manager) |
Called by the BamWriter when this object has not itself been modified recently, but it should check its nested objects for updates. More... | |
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TypedObject (const TypedObject ©) | |
TypedObject * | as_typed_object () |
Returns the object, upcast (if necessary) to a TypedObject pointer. More... | |
const TypedObject * | as_typed_object () const |
Returns the object, upcast (if necessary) to a TypedObject pointer. More... | |
int | get_best_parent_from_Set (const std::set< int > &) const |
int | get_type_index () const |
Returns the internal index number associated with this object's TypeHandle, a unique number for each different type. More... | |
bool | is_exact_type (TypeHandle handle) const |
Returns true if the current object is the indicated type exactly. More... | |
bool | is_of_type (TypeHandle handle) const |
Returns true if the current object is or derives from the indicated type. More... | |
void | operator= (const TypedObject ©) |
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int | get_ref_count () const |
Returns the current reference count. More... | |
WeakReferenceList * | get_weak_list () const |
Returns the WeakReferenceList associated with this ReferenceCount object. More... | |
bool | has_weak_list () const |
Returns true if this particular ReferenceCount object has a WeakReferenceList created, false otherwise. More... | |
void | local_object () |
This function should be called, once, immediately after creating a new instance of some ReferenceCount-derived object on the stack. More... | |
void | ref () const |
Explicitly increments the reference count. More... | |
bool | test_ref_count_integrity () const |
Does some easy checks to make sure that the reference count isn't completely bogus. More... | |
bool | test_ref_count_nonzero () const |
Does some easy checks to make sure that the reference count isn't zero, or completely bogus. More... | |
virtual bool | unref () const |
Explicitly decrements the reference count. More... | |
void | weak_ref (WeakPointerToVoid *ptv) |
Adds the indicated PointerToVoid as a weak reference to this object. More... | |
void | weak_unref (WeakPointerToVoid *ptv) |
Removes the indicated PointerToVoid as a weak reference to this object. More... | |
Static Public Member Functions | |
static TypeHandle | get_class_type () |
static void | init_type () |
static void | register_with_read_factory () |
Factory method to generate a CollisionParabola object. More... | |
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static TypeHandle | get_class_type () |
static void | init_type () |
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static TypeHandle | get_class_type () |
static void | init_type () |
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static TypeHandle | get_class_type () |
static void | init_type () |
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static TypeHandle | get_class_type () |
static void | init_type () |
static | PT (TypedWritableReferenceCount) decode_from_bam_stream(const string &data |
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static bool | decode_raw_from_bam_stream (TypedWritable *&ptr, ReferenceCount *&ref_ptr, const string &data, BamReader *reader=NULL) |
Reads the string created by a previous call to encode_to_bam_stream(), and extracts the single object on that string. More... | |
static TypeHandle | get_class_type () |
static void | init_type () |
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static TypeHandle | get_class_type () |
static void | init_type () |
This function is declared non-inline to work around a compiler bug in g++ 2.96. More... | |
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static TypeHandle | get_class_type () |
static void | init_type () |
Additional Inherited Members | |
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virtual const CullTraverserData bool bounds_only | const |
virtual const CullTraverserData & | data |
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static BamReader * | reader = NULL) |
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static TypedWritable *const | Null = (TypedWritable*)0L |
This defines a parabolic arc, or subset of an arc, similar to the path of a projectile or falling object.
It is finite, having a specific beginning and end, but it is infinitely thin.
Think of it as a wire bending from point t1 to point t2 along the path of a pre-defined parabola.
Definition at line 35 of file collisionParabola.h.
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inline |
Creates an invalid parabola.
Definition at line 22 of file collisionParabola.I.
Referenced by CollisionParabola(), get_collision_origin(), and write_datagram().
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Creates a parabola with the endpoints between t1 and t2 in the parametric space of the parabola.
Definition at line 34 of file collisionParabola.I.
References CollisionParabola(), and set_parabola().
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Returns the point in space deemed to be the "origin" of the solid for collision purposes.
The closest intersection point to this origin point is considered to be the most significant.
Implements CollisionSolid.
Definition at line 43 of file collisionParabola.cxx.
References CollisionParabola(), CollisionEntry::get_into(), and get_volume_pcollector().
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inline |
Returns the parabola specified by this solid.
Definition at line 70 of file collisionParabola.I.
References set_t1().
Referenced by CollisionPlane::get_test_pcollector(), CollisionSphere::get_test_pcollector(), CollisionTube::get_test_pcollector(), CollisionPolygon::get_test_pcollector(), and set_parabola().
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Returns the starting point on the parabola.
Definition at line 92 of file collisionParabola.I.
References set_t2().
Referenced by CollisionPlane::get_test_pcollector(), CollisionSphere::get_test_pcollector(), CollisionTube::get_test_pcollector(), get_test_pcollector(), CollisionPolygon::get_test_pcollector(), and set_t1().
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Returns the ending point on the parabola.
Definition at line 114 of file collisionParabola.I.
Referenced by CollisionPlane::get_test_pcollector(), CollisionSphere::get_test_pcollector(), CollisionTube::get_test_pcollector(), get_test_pcollector(), CollisionPolygon::get_test_pcollector(), and set_t2().
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Returns a PStatCollector that is used to count the number of intersection tests made against a solid of this type in a given frame.
Reimplemented from CollisionSolid.
Definition at line 101 of file collisionParabola.cxx.
References GeomVertexWriter::add_data3(), GeomVertexWriter::add_data4(), get_t1(), get_t2(), LMatrix4f::invert_from(), LVecBase3f::length_squared(), register_with_read_factory(), and LMatrix4f::set_row().
Referenced by get_volume_pcollector().
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Returns a PStatCollector that is used to count the number of bounding volume tests made against a solid of this type in a given frame.
Reimplemented from CollisionSolid.
Definition at line 89 of file collisionParabola.cxx.
References get_test_pcollector().
Referenced by get_collision_origin().
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Factory method to generate a CollisionParabola object.
Definition at line 232 of file collisionParabola.cxx.
References BamReader::get_factory(), Factory< Type >::register_factory(), and write_datagram().
Referenced by get_test_pcollector().
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Replaces the parabola specified by this solid.
Definition at line 58 of file collisionParabola.I.
References get_parabola().
Referenced by CollisionParabola().
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inline |
Changes the starting point on the parabola.
Definition at line 80 of file collisionParabola.I.
References get_t1().
Referenced by get_parabola().
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Changes the ending point on the parabola.
Definition at line 102 of file collisionParabola.I.
References get_t2().
Referenced by get_t1().
Function to write the important information in the particular object to a Datagram.
Reimplemented from CollisionSolid.
Definition at line 243 of file collisionParabola.cxx.
References Datagram::add_stdfloat(), CollisionParabola(), DatagramIterator::get_stdfloat(), and CollisionSolid::write_datagram().
Referenced by register_with_read_factory().