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- /**************************************************************************/
- /* jolt_soft_body_3d.h */
- /**************************************************************************/
- /* 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. */
- /**************************************************************************/
- #ifndef JOLT_SOFT_BODY_3D_H
- #define JOLT_SOFT_BODY_3D_H
- #include "jolt_object_3d.h"
- #include "servers/physics_server_3d.h"
- #include "Jolt/Jolt.h"
- #include "Jolt/Physics/SoftBody/SoftBodyCreationSettings.h"
- #include "Jolt/Physics/SoftBody/SoftBodySharedSettings.h"
- class JoltSpace3D;
- class JoltSoftBody3D final : public JoltObject3D {
- struct Shared {
- LocalVector<int> mesh_to_physics;
- JPH::Ref<JPH::SoftBodySharedSettings> settings = new JPH::SoftBodySharedSettings();
- int ref_count = 1;
- };
- inline static HashMap<RID, Shared> mesh_to_shared;
- HashSet<int> pinned_vertices;
- LocalVector<RID> exceptions;
- LocalVector<Vector3> normals;
- const Shared *shared = nullptr;
- RID mesh;
- JPH::SoftBodyCreationSettings *jolt_settings = new JPH::SoftBodyCreationSettings();
- float mass = 0.0f;
- float pressure = 0.0f;
- float linear_damping = 0.01f;
- float stiffness_coefficient = 0.5f;
- int simulation_precision = 5;
- virtual JPH::BroadPhaseLayer _get_broad_phase_layer() const override;
- virtual JPH::ObjectLayer _get_object_layer() const override;
- virtual void _space_changing() override;
- virtual void _space_changed() override;
- virtual void _add_to_space() override;
- bool _ref_shared_data();
- void _deref_shared_data();
- void _update_mass();
- void _update_pressure();
- void _update_damping();
- void _update_simulation_precision();
- void _update_group_filter();
- void _try_rebuild();
- void _mesh_changed();
- void _simulation_precision_changed();
- void _mass_changed();
- void _pressure_changed();
- void _damping_changed();
- void _pins_changed();
- void _vertices_changed();
- void _exceptions_changed();
- public:
- JoltSoftBody3D();
- virtual ~JoltSoftBody3D() override;
- bool in_space() const;
- void add_collision_exception(const RID &p_excepted_body);
- void remove_collision_exception(const RID &p_excepted_body);
- bool has_collision_exception(const RID &p_excepted_body) const;
- const LocalVector<RID> &get_collision_exceptions() const { return exceptions; }
- virtual bool can_interact_with(const JoltBody3D &p_other) const override;
- virtual bool can_interact_with(const JoltSoftBody3D &p_other) const override;
- virtual bool can_interact_with(const JoltArea3D &p_other) const override;
- virtual bool reports_contacts() const override { return false; }
- virtual Vector3 get_velocity_at_position(const Vector3 &p_position) const override;
- void set_mesh(const RID &p_mesh);
- bool is_pickable() const { return pickable; }
- void set_pickable(bool p_enabled) { pickable = p_enabled; }
- bool is_sleeping() const;
- void set_is_sleeping(bool p_enabled);
- bool can_sleep() const;
- void set_can_sleep(bool p_enabled);
- void put_to_sleep() { set_is_sleeping(true); }
- void wake_up() { set_is_sleeping(false); }
- int get_simulation_precision() const { return simulation_precision; }
- void set_simulation_precision(int p_precision);
- float get_mass() const { return mass; }
- void set_mass(float p_mass);
- float get_stiffness_coefficient() const;
- void set_stiffness_coefficient(float p_coefficient);
- float get_pressure() const { return pressure; }
- void set_pressure(float p_pressure);
- float get_linear_damping() const { return linear_damping; }
- void set_linear_damping(float p_damping);
- float get_drag() const;
- void set_drag(float p_drag);
- Variant get_state(PhysicsServer3D::BodyState p_state) const;
- void set_state(PhysicsServer3D::BodyState p_state, const Variant &p_value);
- Transform3D get_transform() const;
- void set_transform(const Transform3D &p_transform);
- AABB get_bounds() const;
- void update_rendering_server(PhysicsServer3DRenderingServerHandler *p_rendering_server_handler);
- Vector3 get_vertex_position(int p_index);
- void set_vertex_position(int p_index, const Vector3 &p_position);
- void pin_vertex(int p_index);
- void unpin_vertex(int p_index);
- void unpin_all_vertices();
- bool is_vertex_pinned(int p_index) const;
- String to_string() const;
- };
- #endif // JOLT_SOFT_BODY_3D_H
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