diff options
Diffstat (limited to 'scene/3d/physics/animatable_body_3d.cpp')
| -rw-r--r-- | scene/3d/physics/animatable_body_3d.cpp | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/scene/3d/physics/animatable_body_3d.cpp b/scene/3d/physics/animatable_body_3d.cpp new file mode 100644 index 0000000000..407e23a57e --- /dev/null +++ b/scene/3d/physics/animatable_body_3d.cpp @@ -0,0 +1,128 @@ +/**************************************************************************/ +/* animatable_body_3d.cpp */ +/**************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/**************************************************************************/ +/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */ +/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */ +/* */ +/* Permission is hereby granted, free of charge, to any person obtaining */ +/* a copy of this software and associated documentation files (the */ +/* "Software"), to deal in the Software without restriction, including */ +/* without limitation the rights to use, copy, modify, merge, publish, */ +/* distribute, sublicense, and/or sell copies of the Software, and to */ +/* permit persons to whom the Software is furnished to do so, subject to */ +/* the following conditions: */ +/* */ +/* The above copyright notice and this permission notice shall be */ +/* included in all copies or substantial portions of the Software. */ +/* */ +/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ +/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ +/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */ +/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ +/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ +/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ +/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ +/**************************************************************************/ + +#include "animatable_body_3d.h" + +Vector3 AnimatableBody3D::get_linear_velocity() const { + return linear_velocity; +} + +Vector3 AnimatableBody3D::get_angular_velocity() const { + return angular_velocity; +} + +void AnimatableBody3D::set_sync_to_physics(bool p_enable) { + if (sync_to_physics == p_enable) { + return; + } + + sync_to_physics = p_enable; + + _update_kinematic_motion(); +} + +bool AnimatableBody3D::is_sync_to_physics_enabled() const { + return sync_to_physics; +} + +void AnimatableBody3D::_update_kinematic_motion() { +#ifdef TOOLS_ENABLED + if (Engine::get_singleton()->is_editor_hint()) { + return; + } +#endif + + if (sync_to_physics) { + set_only_update_transform_changes(true); + set_notify_local_transform(true); + } else { + set_only_update_transform_changes(false); + set_notify_local_transform(false); + } +} + +void AnimatableBody3D::_body_state_changed(PhysicsDirectBodyState3D *p_state) { + linear_velocity = p_state->get_linear_velocity(); + angular_velocity = p_state->get_angular_velocity(); + + if (!sync_to_physics) { + return; + } + + last_valid_transform = p_state->get_transform(); + set_notify_local_transform(false); + set_global_transform(last_valid_transform); + set_notify_local_transform(true); + _on_transform_changed(); +} + +void AnimatableBody3D::_notification(int p_what) { +#ifdef TOOLS_ENABLED + if (Engine::get_singleton()->is_editor_hint()) { + return; + } +#endif + switch (p_what) { + case NOTIFICATION_ENTER_TREE: { + last_valid_transform = get_global_transform(); + _update_kinematic_motion(); + } break; + + case NOTIFICATION_EXIT_TREE: { + set_only_update_transform_changes(false); + set_notify_local_transform(false); + } break; + + case NOTIFICATION_LOCAL_TRANSFORM_CHANGED: { + // Used by sync to physics, send the new transform to the physics... + Transform3D new_transform = get_global_transform(); + + PhysicsServer3D::get_singleton()->body_set_state(get_rid(), PhysicsServer3D::BODY_STATE_TRANSFORM, new_transform); + + // ... but then revert changes. + set_notify_local_transform(false); + set_global_transform(last_valid_transform); + set_notify_local_transform(true); + _on_transform_changed(); + } break; + } +} + +void AnimatableBody3D::_bind_methods() { + ClassDB::bind_method(D_METHOD("set_sync_to_physics", "enable"), &AnimatableBody3D::set_sync_to_physics); + ClassDB::bind_method(D_METHOD("is_sync_to_physics_enabled"), &AnimatableBody3D::is_sync_to_physics_enabled); + + ADD_PROPERTY(PropertyInfo(Variant::BOOL, "sync_to_physics"), "set_sync_to_physics", "is_sync_to_physics_enabled"); +} + +AnimatableBody3D::AnimatableBody3D() : + StaticBody3D(PhysicsServer3D::BODY_MODE_KINEMATIC) { + PhysicsServer3D::get_singleton()->body_set_state_sync_callback(get_rid(), callable_mp(this, &AnimatableBody3D::_body_state_changed)); +} |