82 lines
2.1 KiB
Text
82 lines
2.1 KiB
Text
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/**
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* PANDA 3D SOFTWARE
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* Copyright (c) Carnegie Mellon University. All rights reserved.
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*
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* All use of this software is subject to the terms of the revised BSD
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* license. You should have received a copy of this license along
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* with this source code in a file named "LICENSE."
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*
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* @file collisionHandlerPhysical.I
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* @author drose
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* @date 2002-03-16
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*/
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/**
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* Specifies an arbitrary NodePath that the handler is always considered to be
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* facing. It does not detect collisions with surfaces that appear to be
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* facing away from this NodePath. This works best when the collision
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* surfaces in question are polygons.
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*/
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INLINE void CollisionHandlerPhysical::
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set_center(const NodePath ¢er) {
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_center = center;
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}
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/**
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* Clears the center NodePath specified with set_center.
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*/
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INLINE void CollisionHandlerPhysical::
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clear_center() {
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_center = NodePath();
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}
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/**
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* Returns the NodePath specified with set_center, or the empty NodePath if
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* nothing has been specified.
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*/
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INLINE const NodePath &CollisionHandlerPhysical::
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get_center() const {
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return _center;
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}
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/**
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* Returns true if a NodePath has been specified with set_center(), false
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* otherwise.
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*/
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INLINE bool CollisionHandlerPhysical::
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has_center() const {
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return !_center.is_empty();
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}
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/**
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* Did the handler make any contacts with anything on the last collision pass?
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* Depending on how your world is setup, this can be used to tell if the
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* handler is out of the world (i.e. out of bounds). That is the original use
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* of this call.
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*/
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INLINE bool CollisionHandlerPhysical::
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has_contact() const {
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return _has_contact;
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}
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/**
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*
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*/
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INLINE void CollisionHandlerPhysical::ColliderDef::
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set_target(const NodePath &target, DriveInterface *drive_interface) {
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_target = target;
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_drive_interface = drive_interface;
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}
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/**
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* Called by the handler when it has changed the transform on the target node,
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* this applies the change to the drive interface if one is specified.
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*/
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INLINE void CollisionHandlerPhysical::ColliderDef::
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updated_transform() {
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if (_drive_interface != nullptr) {
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_drive_interface->set_mat(_target.get_mat());
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_drive_interface->force_dgraph();
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}
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}
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