Panda3D
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A special kind of CollisionHandler that does nothing except remember the CollisionEntries detected the last pass. More...
#include "collisionHandlerQueue.h"
Public Member Functions | |
virtual void | add_entry (CollisionEntry *entry) |
Called between a begin_group() . More... | |
virtual void | begin_group () |
Will be called by the CollisionTraverser before a new traversal is begun. More... | |
void | clear_entries () |
Removes all the entries from the queue. More... | |
virtual TypeHandle | force_init_type () |
CollisionEntry * | get_entry (int n) const |
Returns the nth CollisionEntry detected last pass. More... | |
int | get_num_entries () const |
Returns the number of CollisionEntries detected last pass. More... | |
virtual TypeHandle | get_type () const |
MAKE_SEQ (get_entries, get_num_entries, get_entry) | |
void | output (ostream &out) const |
void | sort_entries () |
Sorts all the detected collisions front-to-back by from_intersection_point() so that those intersection points closest to the collider's origin (e.g., the center of the CollisionSphere, or the point_a of a CollisionSegment) appear first. More... | |
void | write (ostream &out, int indent_level=0) const |
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virtual bool | end_group () |
Called by the CollisionTraverser at the completion of all collision detections for this traversal. More... | |
void | set_root (const NodePath &root) |
Sets the root of the collision traversal. More... | |
bool | wants_all_potential_collidees () const |
Returns true if handler wants to know about all solids that are within the collider's bounding volume. More... | |
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TypedReferenceCount (const TypedReferenceCount ©) | |
void | operator= (const TypedReferenceCount ©) |
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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 () |
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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 () |
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 () |
A special kind of CollisionHandler that does nothing except remember the CollisionEntries detected the last pass.
This set of CollisionEntries may then be queried by the calling function. It's primarily useful when a simple intersection test is being made, e.g. for picking from the window.
Definition at line 32 of file collisionHandlerQueue.h.
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Called between a begin_group() .
. end_group() sequence for each collision that is detected.
Reimplemented from CollisionHandler.
Definition at line 68 of file collisionHandlerQueue.cxx.
References sort_entries().
Referenced by begin_group().
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virtual |
Will be called by the CollisionTraverser before a new traversal is begun.
It instructs the handler to reset itself in preparation for a number of CollisionEntries to be sent.
Reimplemented from CollisionHandler.
Definition at line 57 of file collisionHandlerQueue.cxx.
References add_entry().
void CollisionHandlerQueue::clear_entries | ( | ) |
Removes all the entries from the queue.
Definition at line 117 of file collisionHandlerQueue.cxx.
References get_num_entries().
Referenced by sort_entries().
CollisionEntry * CollisionHandlerQueue::get_entry | ( | int | n | ) | const |
Returns the nth CollisionEntry detected last pass.
Definition at line 138 of file collisionHandlerQueue.cxx.
Referenced by get_num_entries().
int CollisionHandlerQueue::get_num_entries | ( | ) | const |
Returns the number of CollisionEntries detected last pass.
Definition at line 128 of file collisionHandlerQueue.cxx.
References get_entry().
Referenced by clear_entries().
void CollisionHandlerQueue::sort_entries | ( | ) |
Sorts all the detected collisions front-to-back by from_intersection_point() so that those intersection points closest to the collider's origin (e.g., the center of the CollisionSphere, or the point_a of a CollisionSegment) appear first.
Definition at line 83 of file collisionHandlerQueue.cxx.
References clear_entries().
Referenced by add_entry().