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godot/servers/physics_server.h

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/*************************************************************************/
/* physics_server.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* 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 PHYSICS_SERVER_H
#define PHYSICS_SERVER_H
#include "core/object.h"
#include "core/resource.h"
class PhysicsDirectSpaceState;
class PhysicsDirectBodyState : public Object {
GDCLASS(PhysicsDirectBodyState, Object);
protected:
static void _bind_methods();
public:
virtual Vector3 get_total_gravity() const = 0;
virtual float get_total_angular_damp() const = 0;
virtual float get_total_linear_damp() const = 0;
virtual Vector3 get_center_of_mass() const = 0;
virtual Basis get_principal_inertia_axes() const = 0;
virtual float get_inverse_mass() const = 0; // get the mass
virtual Vector3 get_inverse_inertia() const = 0; // get density of this body space
virtual Basis get_inverse_inertia_tensor() const = 0; // get density of this body space
virtual void set_linear_velocity(const Vector3 &p_velocity) = 0;
virtual Vector3 get_linear_velocity() const = 0;
virtual void set_angular_velocity(const Vector3 &p_velocity) = 0;
virtual Vector3 get_angular_velocity() const = 0;
virtual void set_transform(const Transform &p_transform) = 0;
virtual Transform get_transform() const = 0;
virtual Vector3 get_velocity_at_local_position(const Vector3 &p_position) const = 0;
virtual void add_central_force(const Vector3 &p_force) = 0;
virtual void add_force(const Vector3 &p_force, const Vector3 &p_pos) = 0;
virtual void add_torque(const Vector3 &p_torque) = 0;
virtual void apply_central_impulse(const Vector3 &p_j) = 0;
virtual void apply_impulse(const Vector3 &p_pos, const Vector3 &p_j) = 0;
virtual void apply_torque_impulse(const Vector3 &p_j) = 0;
virtual void set_sleep_state(bool p_enable) = 0;
virtual bool is_sleeping() const = 0;
virtual int get_contact_count() const = 0;
virtual Vector3 get_contact_local_position(int p_contact_idx) const = 0;
virtual Vector3 get_contact_local_normal(int p_contact_idx) const = 0;
virtual float get_contact_impulse(int p_contact_idx) const = 0;
virtual int get_contact_local_shape(int p_contact_idx) const = 0;
virtual RID get_contact_collider(int p_contact_idx) const = 0;
virtual Vector3 get_contact_collider_position(int p_contact_idx) const = 0;
virtual ObjectID get_contact_collider_id(int p_contact_idx) const = 0;
virtual Object *get_contact_collider_object(int p_contact_idx) const;
virtual int get_contact_collider_shape(int p_contact_idx) const = 0;
virtual Vector3 get_contact_collider_velocity_at_position(int p_contact_idx) const = 0;
virtual real_t get_step() const = 0;
virtual void integrate_forces();
virtual PhysicsDirectSpaceState *get_space_state() = 0;
PhysicsDirectBodyState();
};
class PhysicsShapeQueryParameters : public Reference {
GDCLASS(PhysicsShapeQueryParameters, Reference);
friend class PhysicsDirectSpaceState;
RID shape;
Transform transform;
float margin;
Set<RID> exclude;
uint32_t collision_mask;
bool collide_with_bodies;
bool collide_with_areas;
protected:
static void _bind_methods();
public:
void set_shape(const RES &p_shape);
void set_shape_rid(const RID &p_shape);
RID get_shape_rid() const;
void set_transform(const Transform &p_transform);
Transform get_transform() const;
void set_margin(float p_margin);
float get_margin() const;
void set_collision_mask(uint32_t p_collision_mask);
uint32_t get_collision_mask() const;
void set_exclude(const Vector<RID> &p_exclude);
Vector<RID> get_exclude() const;
void set_collide_with_bodies(bool p_enable);
bool is_collide_with_bodies_enabled() const;
void set_collide_with_areas(bool p_enable);
bool is_collide_with_areas_enabled() const;
PhysicsShapeQueryParameters();
};
class PhysicsDirectSpaceState : public Object {
GDCLASS(PhysicsDirectSpaceState, Object);
private:
Dictionary _intersect_ray(const Vector3 &p_from, const Vector3 &p_to, const Vector<RID> &p_exclude = Vector<RID>(), uint32_t p_collision_mask = 0, bool p_collide_with_bodies = true, bool p_collide_with_areas = false);
Array _intersect_point(const Vector3 &p_point, int p_max_results = 32, const Vector<RID> &p_exclude = Vector<RID>(), uint32_t p_layers = 0, bool p_collide_with_bodies = true, bool p_collide_with_areas = false);
Array _intersect_shape(const Ref<PhysicsShapeQueryParameters> &p_shape_query, int p_max_results = 32);
Array _cast_motion(const Ref<PhysicsShapeQueryParameters> &p_shape_query, const Vector3 &p_motion);
Array _collide_shape(const Ref<PhysicsShapeQueryParameters> &p_shape_query, int p_max_results = 32);
Dictionary _get_rest_info(const Ref<PhysicsShapeQueryParameters> &p_shape_query);
protected:
static void _bind_methods();
public:
struct ShapeResult {
RID rid;
ObjectID collider_id = 0;
Object *collider = nullptr;
int shape = 0;
};
virtual int intersect_point(const Vector3 &p_point, ShapeResult *r_results, int p_result_max, const Set<RID> &p_exclude = Set<RID>(), uint32_t p_collision_mask = 0xFFFFFFFF, bool p_collide_with_bodies = true, bool p_collide_with_areas = false) = 0;
struct RayResult {
Vector3 position;
Vector3 normal;
RID rid;
ObjectID collider_id = 0;
Object *collider = nullptr;
int shape = 0;
};
virtual bool intersect_ray(const Vector3 &p_from, const Vector3 &p_to, RayResult &r_result, const Set<RID> &p_exclude = Set<RID>(), uint32_t p_collision_mask = 0xFFFFFFFF, bool p_collide_with_bodies = true, bool p_collide_with_areas = false, bool p_pick_ray = false) = 0;
virtual int intersect_shape(const RID &p_shape, const Transform &p_xform, float p_margin, ShapeResult *r_results, int p_result_max, const Set<RID> &p_exclude = Set<RID>(), uint32_t p_collision_mask = 0xFFFFFFFF, bool p_collide_with_bodies = true, bool p_collide_with_areas = false) = 0;
struct ShapeRestInfo {
Vector3 point;
Vector3 normal;
RID rid;
ObjectID collider_id = 0;
int shape = 0;
Vector3 linear_velocity; //velocity at contact point
};
virtual bool cast_motion(const RID &p_shape, const Transform &p_xform, const Vector3 &p_motion, float p_margin, float &p_closest_safe, float &p_closest_unsafe, const Set<RID> &p_exclude = Set<RID>(), uint32_t p_collision_mask = 0xFFFFFFFF, bool p_collide_with_bodies = true, bool p_collide_with_areas = false, ShapeRestInfo *r_info = nullptr) = 0;
virtual bool collide_shape(RID p_shape, const Transform &p_shape_xform, float p_margin, Vector3 *r_results, int p_result_max, int &r_result_count, const Set<RID> &p_exclude = Set<RID>(), uint32_t p_collision_mask = 0xFFFFFFFF, bool p_collide_with_bodies = true, bool p_collide_with_areas = false) = 0;
virtual bool rest_info(RID p_shape, const Transform &p_shape_xform, float p_margin, ShapeRestInfo *r_info, const Set<RID> &p_exclude = Set<RID>(), uint32_t p_collision_mask = 0xFFFFFFFF, bool p_collide_with_bodies = true, bool p_collide_with_areas = false) = 0;
virtual Vector3 get_closest_point_to_object_volume(RID p_object, const Vector3 p_point) const = 0;
PhysicsDirectSpaceState();
};
class PhysicsTestMotionResult;
class PhysicsServer : public Object {
GDCLASS(PhysicsServer, Object);
static PhysicsServer *singleton;
virtual bool _body_test_motion(RID p_body, const Transform &p_from, const Vector3 &p_motion, bool p_infinite_inertia, const Ref<PhysicsTestMotionResult> &p_result = Ref<PhysicsTestMotionResult>(), bool p_exclude_raycast_shapes = true, const Vector<RID> &p_exclude = Vector<RID>());
protected:
static void _bind_methods();
public:
static PhysicsServer *get_singleton();
enum ShapeType {
SHAPE_PLANE, ///< plane:"plane"
SHAPE_RAY, ///< float:"length"
SHAPE_SPHERE, ///< float:"radius"
SHAPE_BOX, ///< vec3:"extents"
SHAPE_CAPSULE, ///< dict( float:"radius", float:"height"):capsule
SHAPE_CYLINDER, ///< dict( float:"radius", float:"height"):cylinder
SHAPE_CONVEX_POLYGON, ///< array of planes:"planes"
SHAPE_CONCAVE_POLYGON, ///< vector3 array:"triangles" , or Dictionary with "indices" (int array) and "triangles" (Vector3 array)
SHAPE_HEIGHTMAP, ///< dict( int:"width", int:"depth",float:"cell_size", float_array:"heights"
SHAPE_CUSTOM, ///< Server-Implementation based custom shape, calling shape_create() with this value will result in an error
};
virtual RID shape_create(ShapeType p_shape) = 0;
virtual void shape_set_data(RID p_shape, const Variant &p_data) = 0;
virtual void shape_set_custom_solver_bias(RID p_shape, real_t p_bias) = 0;
virtual ShapeType shape_get_type(RID p_shape) const = 0;
virtual Variant shape_get_data(RID p_shape) const = 0;
virtual void shape_set_margin(RID p_shape, real_t p_margin) = 0;
virtual real_t shape_get_margin(RID p_shape) const = 0;
virtual real_t shape_get_custom_solver_bias(RID p_shape) const = 0;
/* SPACE API */
virtual RID space_create() = 0;
virtual void space_set_active(RID p_space, bool p_active) = 0;
virtual bool space_is_active(RID p_space) const = 0;
enum SpaceParameter {
SPACE_PARAM_CONTACT_RECYCLE_RADIUS,
SPACE_PARAM_CONTACT_MAX_SEPARATION,
SPACE_PARAM_BODY_MAX_ALLOWED_PENETRATION,
SPACE_PARAM_BODY_LINEAR_VELOCITY_SLEEP_THRESHOLD,
SPACE_PARAM_BODY_ANGULAR_VELOCITY_SLEEP_THRESHOLD,
SPACE_PARAM_BODY_TIME_TO_SLEEP,
SPACE_PARAM_BODY_ANGULAR_VELOCITY_DAMP_RATIO,
SPACE_PARAM_CONSTRAINT_DEFAULT_BIAS,
};
virtual void space_set_param(RID p_space, SpaceParameter p_param, real_t p_value) = 0;
virtual real_t space_get_param(RID p_space, SpaceParameter p_param) const = 0;
// this function only works on physics process, errors and returns null otherwise
virtual PhysicsDirectSpaceState *space_get_direct_state(RID p_space) = 0;
virtual void space_set_debug_contacts(RID p_space, int p_max_contacts) = 0;
virtual Vector<Vector3> space_get_contacts(RID p_space) const = 0;
virtual int space_get_contact_count(RID p_space) const = 0;
//missing space parameters
/* AREA API */
//missing attenuation? missing better override?
enum AreaParameter {
AREA_PARAM_GRAVITY,
AREA_PARAM_GRAVITY_VECTOR,
AREA_PARAM_GRAVITY_IS_POINT,
AREA_PARAM_GRAVITY_DISTANCE_SCALE,
AREA_PARAM_GRAVITY_POINT_ATTENUATION,
AREA_PARAM_LINEAR_DAMP,
AREA_PARAM_ANGULAR_DAMP,
AREA_PARAM_PRIORITY
};
virtual RID area_create() = 0;
virtual void area_set_space(RID p_area, RID p_space) = 0;
virtual RID area_get_space(RID p_area) const = 0;
enum AreaSpaceOverrideMode {
AREA_SPACE_OVERRIDE_DISABLED,
AREA_SPACE_OVERRIDE_COMBINE,
AREA_SPACE_OVERRIDE_COMBINE_REPLACE,
AREA_SPACE_OVERRIDE_REPLACE,
AREA_SPACE_OVERRIDE_REPLACE_COMBINE
};
virtual void area_set_space_override_mode(RID p_area, AreaSpaceOverrideMode p_mode) = 0;
virtual AreaSpaceOverrideMode area_get_space_override_mode(RID p_area) const = 0;
virtual void area_add_shape(RID p_area, RID p_shape, const Transform &p_transform = Transform(), bool p_disabled = false) = 0;
virtual void area_set_shape(RID p_area, int p_shape_idx, RID p_shape) = 0;
virtual void area_set_shape_transform(RID p_area, int p_shape_idx, const Transform &p_transform) = 0;
virtual int area_get_shape_count(RID p_area) const = 0;
virtual RID area_get_shape(RID p_area, int p_shape_idx) const = 0;
virtual Transform area_get_shape_transform(RID p_area, int p_shape_idx) const = 0;
virtual void area_remove_shape(RID p_area, int p_shape_idx) = 0;
virtual void area_clear_shapes(RID p_area) = 0;
virtual void area_set_shape_disabled(RID p_area, int p_shape_idx, bool p_disabled) = 0;
virtual void area_attach_object_instance_id(RID p_area, ObjectID p_id) = 0;
virtual ObjectID area_get_object_instance_id(RID p_area) const = 0;
virtual void area_set_param(RID p_area, AreaParameter p_param, const Variant &p_value) = 0;
virtual void area_set_transform(RID p_area, const Transform &p_transform) = 0;
virtual Variant area_get_param(RID p_parea, AreaParameter p_param) const = 0;
virtual Transform area_get_transform(RID p_area) const = 0;
virtual void area_set_collision_mask(RID p_area, uint32_t p_mask) = 0;
virtual void area_set_collision_layer(RID p_area, uint32_t p_layer) = 0;
virtual void area_set_monitorable(RID p_area, bool p_monitorable) = 0;
virtual void area_set_monitor_callback(RID p_area, Object *p_receiver, const StringName &p_method) = 0;
virtual void area_set_area_monitor_callback(RID p_area, Object *p_receiver, const StringName &p_method) = 0;
virtual void area_set_ray_pickable(RID p_area, bool p_enable) = 0;
virtual bool area_is_ray_pickable(RID p_area) const = 0;
/* BODY API */
//missing ccd?
enum BodyMode {
BODY_MODE_STATIC,
BODY_MODE_KINEMATIC,
BODY_MODE_RIGID,
BODY_MODE_CHARACTER
};
virtual RID body_create(BodyMode p_mode = BODY_MODE_RIGID, bool p_init_sleeping = false) = 0;
virtual void body_set_space(RID p_body, RID p_space) = 0;
virtual RID body_get_space(RID p_body) const = 0;
virtual void body_set_mode(RID p_body, BodyMode p_mode) = 0;
virtual BodyMode body_get_mode(RID p_body) const = 0;
virtual void body_add_shape(RID p_body, RID p_shape, const Transform &p_transform = Transform(), bool p_disabled = false) = 0;
virtual void body_set_shape(RID p_body, int p_shape_idx, RID p_shape) = 0;
virtual void body_set_shape_transform(RID p_body, int p_shape_idx, const Transform &p_transform) = 0;
virtual int body_get_shape_count(RID p_body) const = 0;
virtual RID body_get_shape(RID p_body, int p_shape_idx) const = 0;
virtual Transform body_get_shape_transform(RID p_body, int p_shape_idx) const = 0;
virtual void body_remove_shape(RID p_body, int p_shape_idx) = 0;
virtual void body_clear_shapes(RID p_body) = 0;
virtual void body_set_shape_disabled(RID p_body, int p_shape_idx, bool p_disabled) = 0;
virtual void body_attach_object_instance_id(RID p_body, uint32_t p_id) = 0;
virtual uint32_t body_get_object_instance_id(RID p_body) const = 0;
virtual void body_set_enable_continuous_collision_detection(RID p_body, bool p_enable) = 0;
virtual bool body_is_continuous_collision_detection_enabled(RID p_body) const = 0;
virtual void body_set_collision_layer(RID p_body, uint32_t p_layer) = 0;
virtual uint32_t body_get_collision_layer(RID p_body) const = 0;
virtual void body_set_collision_mask(RID p_body, uint32_t p_mask) = 0;
virtual uint32_t body_get_collision_mask(RID p_body) const = 0;
virtual void body_set_user_flags(RID p_body, uint32_t p_flags) = 0;
virtual uint32_t body_get_user_flags(RID p_body) const = 0;
// common body variables
enum BodyParameter {
BODY_PARAM_BOUNCE,
BODY_PARAM_FRICTION,
BODY_PARAM_MASS, ///< unused for static, always infinite
BODY_PARAM_GRAVITY_SCALE,
BODY_PARAM_LINEAR_DAMP,
BODY_PARAM_ANGULAR_DAMP,
BODY_PARAM_MAX,
};
virtual void body_set_param(RID p_body, BodyParameter p_param, float p_value) = 0;
virtual float body_get_param(RID p_body, BodyParameter p_param) const = 0;
virtual void body_set_kinematic_safe_margin(RID p_body, real_t p_margin) = 0;
virtual real_t body_get_kinematic_safe_margin(RID p_body) const = 0;
//state
enum BodyState {
BODY_STATE_TRANSFORM,
BODY_STATE_LINEAR_VELOCITY,
BODY_STATE_ANGULAR_VELOCITY,
BODY_STATE_SLEEPING,
BODY_STATE_CAN_SLEEP
};
virtual void body_set_state(RID p_body, BodyState p_state, const Variant &p_variant) = 0;
virtual Variant body_get_state(RID p_body, BodyState p_state) const = 0;
//do something about it
virtual void body_set_applied_force(RID p_body, const Vector3 &p_force) = 0;
virtual Vector3 body_get_applied_force(RID p_body) const = 0;
virtual void body_set_applied_torque(RID p_body, const Vector3 &p_torque) = 0;
virtual Vector3 body_get_applied_torque(RID p_body) const = 0;
virtual void body_add_central_force(RID p_body, const Vector3 &p_force) = 0;
virtual void body_add_force(RID p_body, const Vector3 &p_force, const Vector3 &p_pos) = 0;
virtual void body_add_torque(RID p_body, const Vector3 &p_torque) = 0;
virtual void body_apply_central_impulse(RID p_body, const Vector3 &p_impulse) = 0;
virtual void body_apply_impulse(RID p_body, const Vector3 &p_pos, const Vector3 &p_impulse) = 0;
virtual void body_apply_torque_impulse(RID p_body, const Vector3 &p_impulse) = 0;
virtual void body_set_axis_velocity(RID p_body, const Vector3 &p_axis_velocity) = 0;
enum BodyAxis {
BODY_AXIS_LINEAR_X = 1 << 0,
BODY_AXIS_LINEAR_Y = 1 << 1,
BODY_AXIS_LINEAR_Z = 1 << 2,
BODY_AXIS_ANGULAR_X = 1 << 3,
BODY_AXIS_ANGULAR_Y = 1 << 4,
BODY_AXIS_ANGULAR_Z = 1 << 5
};
virtual void body_set_axis_lock(RID p_body, BodyAxis p_axis, bool p_lock) = 0;
virtual bool body_is_axis_locked(RID p_body, BodyAxis p_axis) const = 0;
//fix
virtual void body_add_collision_exception(RID p_body, RID p_body_b) = 0;
virtual void body_remove_collision_exception(RID p_body, RID p_body_b) = 0;
virtual void body_get_collision_exceptions(RID p_body, List<RID> *p_exceptions) = 0;
virtual void body_set_max_contacts_reported(RID p_body, int p_contacts) = 0;
virtual int body_get_max_contacts_reported(RID p_body) const = 0;
//missing remove
virtual void body_set_contacts_reported_depth_threshold(RID p_body, float p_threshold) = 0;
virtual float body_get_contacts_reported_depth_threshold(RID p_body) const = 0;
virtual void body_set_omit_force_integration(RID p_body, bool p_omit) = 0;
virtual bool body_is_omitting_force_integration(RID p_body) const = 0;
virtual void body_set_force_integration_callback(RID p_body, Object *p_receiver, const StringName &p_method, const Variant &p_udata = Variant()) = 0;
virtual void body_set_ray_pickable(RID p_body, bool p_enable) = 0;
virtual bool body_is_ray_pickable(RID p_body) const = 0;
// this function only works on physics process, errors and returns null otherwise
virtual PhysicsDirectBodyState *body_get_direct_state(RID p_body) = 0;
struct MotionResult {
Vector3 motion;
Vector3 remainder;
Vector3 collision_point;
Vector3 collision_normal;
Vector3 collider_velocity;
real_t collision_depth = 0.0;
real_t collision_safe_fraction = 0.0;
real_t collision_unsafe_fraction = 0.0;
int collision_local_shape = 0;
ObjectID collider_id = 0;
RID collider;
int collider_shape = 0;
Variant collider_metadata;
};
virtual bool body_test_motion(RID p_body, const Transform &p_from, const Vector3 &p_motion, bool p_infinite_inertia, MotionResult *r_result = nullptr, bool p_exclude_raycast_shapes = true, const Set<RID> &p_exclude = Set<RID>()) = 0;
struct SeparationResult {
float collision_depth;
Vector3 collision_point;
Vector3 collision_normal;
Vector3 collider_velocity;
int collision_local_shape;
ObjectID collider_id;
RID collider;
int collider_shape;
Variant collider_metadata;
};
virtual int body_test_ray_separation(RID p_body, const Transform &p_transform, bool p_infinite_inertia, Vector3 &r_recover_motion, SeparationResult *r_results, int p_result_max, float p_margin = 0.001) = 0;
/* SOFT BODY */
virtual RID soft_body_create(bool p_init_sleeping = false) = 0;
virtual void soft_body_update_visual_server(RID p_body, class SoftBodyVisualServerHandler *p_visual_server_handler) = 0;
virtual void soft_body_set_space(RID p_body, RID p_space) = 0;
virtual RID soft_body_get_space(RID p_body) const = 0;
virtual void soft_body_set_mesh(RID p_body, const REF &p_mesh) = 0;
virtual void soft_body_set_collision_layer(RID p_body, uint32_t p_layer) = 0;
virtual uint32_t soft_body_get_collision_layer(RID p_body) const = 0;
virtual void soft_body_set_collision_mask(RID p_body, uint32_t p_mask) = 0;
virtual uint32_t soft_body_get_collision_mask(RID p_body) const = 0;
virtual void soft_body_add_collision_exception(RID p_body, RID p_body_b) = 0;
virtual void soft_body_remove_collision_exception(RID p_body, RID p_body_b) = 0;
virtual void soft_body_get_collision_exceptions(RID p_body, List<RID> *p_exceptions) = 0;
virtual void soft_body_set_state(RID p_body, BodyState p_state, const Variant &p_variant) = 0;
virtual Variant soft_body_get_state(RID p_body, BodyState p_state) const = 0;
virtual void soft_body_set_transform(RID p_body, const Transform &p_transform) = 0;
virtual Vector3 soft_body_get_vertex_position(RID p_body, int vertex_index) const = 0;
virtual void soft_body_set_ray_pickable(RID p_body, bool p_enable) = 0;
virtual bool soft_body_is_ray_pickable(RID p_body) const = 0;
virtual void soft_body_set_simulation_precision(RID p_body, int p_simulation_precision) = 0;
virtual int soft_body_get_simulation_precision(RID p_body) = 0;
virtual void soft_body_set_total_mass(RID p_body, real_t p_total_mass) = 0;
virtual real_t soft_body_get_total_mass(RID p_body) = 0;
virtual void soft_body_set_linear_stiffness(RID p_body, real_t p_stiffness) = 0;
virtual real_t soft_body_get_linear_stiffness(RID p_body) = 0;
virtual void soft_body_set_areaAngular_stiffness(RID p_body, real_t p_stiffness) = 0;
virtual real_t soft_body_get_areaAngular_stiffness(RID p_body) = 0;
virtual void soft_body_set_volume_stiffness(RID p_body, real_t p_stiffness) = 0;
virtual real_t soft_body_get_volume_stiffness(RID p_body) = 0;
virtual void soft_body_set_pressure_coefficient(RID p_body, real_t p_pressure_coefficient) = 0;
virtual real_t soft_body_get_pressure_coefficient(RID p_body) = 0;
virtual void soft_body_set_pose_matching_coefficient(RID p_body, real_t p_pose_matching_coefficient) = 0;
virtual real_t soft_body_get_pose_matching_coefficient(RID p_body) = 0;
virtual void soft_body_set_damping_coefficient(RID p_body, real_t p_damping_coefficient) = 0;
virtual real_t soft_body_get_damping_coefficient(RID p_body) = 0;
virtual void soft_body_set_drag_coefficient(RID p_body, real_t p_drag_coefficient) = 0;
virtual real_t soft_body_get_drag_coefficient(RID p_body) = 0;
virtual void soft_body_move_point(RID p_body, int p_point_index, const Vector3 &p_global_position) = 0;
virtual Vector3 soft_body_get_point_global_position(RID p_body, int p_point_index) = 0;
virtual Vector3 soft_body_get_point_offset(RID p_body, int p_point_index) const = 0;
virtual void soft_body_remove_all_pinned_points(RID p_body) = 0;
virtual void soft_body_pin_point(RID p_body, int p_point_index, bool p_pin) = 0;
virtual bool soft_body_is_point_pinned(RID p_body, int p_point_index) = 0;
/* JOINT API */
enum JointType {
JOINT_PIN,
JOINT_HINGE,
JOINT_SLIDER,
JOINT_CONE_TWIST,
JOINT_6DOF
};
virtual JointType joint_get_type(RID p_joint) const = 0;
virtual void joint_set_solver_priority(RID p_joint, int p_priority) = 0;
virtual int joint_get_solver_priority(RID p_joint) const = 0;
virtual void joint_disable_collisions_between_bodies(RID p_joint, const bool p_disable) = 0;
virtual bool joint_is_disabled_collisions_between_bodies(RID p_joint) const = 0;
virtual RID joint_create_pin(RID p_body_A, const Vector3 &p_local_A, RID p_body_B, const Vector3 &p_local_B) = 0;
enum PinJointParam {
PIN_JOINT_BIAS,
PIN_JOINT_DAMPING,
PIN_JOINT_IMPULSE_CLAMP
};
virtual void pin_joint_set_param(RID p_joint, PinJointParam p_param, float p_value) = 0;
virtual float pin_joint_get_param(RID p_joint, PinJointParam p_param) const = 0;
virtual void pin_joint_set_local_a(RID p_joint, const Vector3 &p_A) = 0;
virtual Vector3 pin_joint_get_local_a(RID p_joint) const = 0;
virtual void pin_joint_set_local_b(RID p_joint, const Vector3 &p_B) = 0;
virtual Vector3 pin_joint_get_local_b(RID p_joint) const = 0;
enum HingeJointParam {
HINGE_JOINT_BIAS,
HINGE_JOINT_LIMIT_UPPER,
HINGE_JOINT_LIMIT_LOWER,
HINGE_JOINT_LIMIT_BIAS,
HINGE_JOINT_LIMIT_SOFTNESS,
HINGE_JOINT_LIMIT_RELAXATION,
HINGE_JOINT_MOTOR_TARGET_VELOCITY,
HINGE_JOINT_MOTOR_MAX_IMPULSE,
HINGE_JOINT_MAX
};
enum HingeJointFlag {
HINGE_JOINT_FLAG_USE_LIMIT,
HINGE_JOINT_FLAG_ENABLE_MOTOR,
HINGE_JOINT_FLAG_MAX
};
virtual RID joint_create_hinge(RID p_body_A, const Transform &p_hinge_A, RID p_body_B, const Transform &p_hinge_B) = 0;
virtual RID joint_create_hinge_simple(RID p_body_A, const Vector3 &p_pivot_A, const Vector3 &p_axis_A, RID p_body_B, const Vector3 &p_pivot_B, const Vector3 &p_axis_B) = 0;
virtual void hinge_joint_set_param(RID p_joint, HingeJointParam p_param, float p_value) = 0;
virtual float hinge_joint_get_param(RID p_joint, HingeJointParam p_param) const = 0;
virtual void hinge_joint_set_flag(RID p_joint, HingeJointFlag p_flag, bool p_value) = 0;
virtual bool hinge_joint_get_flag(RID p_joint, HingeJointFlag p_flag) const = 0;
enum SliderJointParam {
SLIDER_JOINT_LINEAR_LIMIT_UPPER,
SLIDER_JOINT_LINEAR_LIMIT_LOWER,
SLIDER_JOINT_LINEAR_LIMIT_SOFTNESS,
SLIDER_JOINT_LINEAR_LIMIT_RESTITUTION,
SLIDER_JOINT_LINEAR_LIMIT_DAMPING,
SLIDER_JOINT_LINEAR_MOTION_SOFTNESS,
SLIDER_JOINT_LINEAR_MOTION_RESTITUTION,
SLIDER_JOINT_LINEAR_MOTION_DAMPING,
SLIDER_JOINT_LINEAR_ORTHOGONAL_SOFTNESS,
SLIDER_JOINT_LINEAR_ORTHOGONAL_RESTITUTION,
SLIDER_JOINT_LINEAR_ORTHOGONAL_DAMPING,
SLIDER_JOINT_ANGULAR_LIMIT_UPPER,
SLIDER_JOINT_ANGULAR_LIMIT_LOWER,
SLIDER_JOINT_ANGULAR_LIMIT_SOFTNESS,
SLIDER_JOINT_ANGULAR_LIMIT_RESTITUTION,
SLIDER_JOINT_ANGULAR_LIMIT_DAMPING,
SLIDER_JOINT_ANGULAR_MOTION_SOFTNESS,
SLIDER_JOINT_ANGULAR_MOTION_RESTITUTION,
SLIDER_JOINT_ANGULAR_MOTION_DAMPING,
SLIDER_JOINT_ANGULAR_ORTHOGONAL_SOFTNESS,
SLIDER_JOINT_ANGULAR_ORTHOGONAL_RESTITUTION,
SLIDER_JOINT_ANGULAR_ORTHOGONAL_DAMPING,
SLIDER_JOINT_MAX
};
virtual RID joint_create_slider(RID p_body_A, const Transform &p_local_frame_A, RID p_body_B, const Transform &p_local_frame_B) = 0; //reference frame is A
virtual void slider_joint_set_param(RID p_joint, SliderJointParam p_param, float p_value) = 0;
virtual float slider_joint_get_param(RID p_joint, SliderJointParam p_param) const = 0;
enum ConeTwistJointParam {
CONE_TWIST_JOINT_SWING_SPAN,
CONE_TWIST_JOINT_TWIST_SPAN,
CONE_TWIST_JOINT_BIAS,
CONE_TWIST_JOINT_SOFTNESS,
CONE_TWIST_JOINT_RELAXATION,
CONE_TWIST_MAX
};
virtual RID joint_create_cone_twist(RID p_body_A, const Transform &p_local_frame_A, RID p_body_B, const Transform &p_local_frame_B) = 0; //reference frame is A
virtual void cone_twist_joint_set_param(RID p_joint, ConeTwistJointParam p_param, float p_value) = 0;
virtual float cone_twist_joint_get_param(RID p_joint, ConeTwistJointParam p_param) const = 0;
enum G6DOFJointAxisParam {
G6DOF_JOINT_LINEAR_LOWER_LIMIT,
G6DOF_JOINT_LINEAR_UPPER_LIMIT,
G6DOF_JOINT_LINEAR_LIMIT_SOFTNESS,
G6DOF_JOINT_LINEAR_RESTITUTION,
G6DOF_JOINT_LINEAR_DAMPING,
G6DOF_JOINT_LINEAR_MOTOR_TARGET_VELOCITY,
G6DOF_JOINT_LINEAR_MOTOR_FORCE_LIMIT,
G6DOF_JOINT_LINEAR_SPRING_STIFFNESS,
G6DOF_JOINT_LINEAR_SPRING_DAMPING,
G6DOF_JOINT_LINEAR_SPRING_EQUILIBRIUM_POINT,
G6DOF_JOINT_ANGULAR_LOWER_LIMIT,
G6DOF_JOINT_ANGULAR_UPPER_LIMIT,
G6DOF_JOINT_ANGULAR_LIMIT_SOFTNESS,
G6DOF_JOINT_ANGULAR_DAMPING,
G6DOF_JOINT_ANGULAR_RESTITUTION,
G6DOF_JOINT_ANGULAR_FORCE_LIMIT,
G6DOF_JOINT_ANGULAR_ERP,
G6DOF_JOINT_ANGULAR_MOTOR_TARGET_VELOCITY,
G6DOF_JOINT_ANGULAR_MOTOR_FORCE_LIMIT,
G6DOF_JOINT_ANGULAR_SPRING_STIFFNESS,
G6DOF_JOINT_ANGULAR_SPRING_DAMPING,
G6DOF_JOINT_ANGULAR_SPRING_EQUILIBRIUM_POINT,
G6DOF_JOINT_MAX
};
enum G6DOFJointAxisFlag {
G6DOF_JOINT_FLAG_ENABLE_LINEAR_LIMIT,
G6DOF_JOINT_FLAG_ENABLE_ANGULAR_LIMIT,
G6DOF_JOINT_FLAG_ENABLE_ANGULAR_SPRING,
G6DOF_JOINT_FLAG_ENABLE_LINEAR_SPRING,
G6DOF_JOINT_FLAG_ENABLE_MOTOR,
G6DOF_JOINT_FLAG_ENABLE_LINEAR_MOTOR,
G6DOF_JOINT_FLAG_MAX
};
virtual RID joint_create_generic_6dof(RID p_body_A, const Transform &p_local_frame_A, RID p_body_B, const Transform &p_local_frame_B) = 0; //reference frame is A
virtual void generic_6dof_joint_set_param(RID p_joint, Vector3::Axis, G6DOFJointAxisParam p_param, float p_value) = 0;
virtual float generic_6dof_joint_get_param(RID p_joint, Vector3::Axis, G6DOFJointAxisParam p_param) = 0;
virtual void generic_6dof_joint_set_flag(RID p_joint, Vector3::Axis, G6DOFJointAxisFlag p_flag, bool p_enable) = 0;
virtual bool generic_6dof_joint_get_flag(RID p_joint, Vector3::Axis, G6DOFJointAxisFlag p_flag) = 0;
/* QUERY API */
enum AreaBodyStatus {
AREA_BODY_ADDED,
AREA_BODY_REMOVED
};
/* MISC */
virtual void free(RID p_rid) = 0;
virtual void set_active(bool p_active) = 0;
virtual void init() = 0;
virtual void step(float p_step) = 0;
virtual void flush_queries() = 0;
virtual void finish() = 0;
virtual bool is_flushing_queries() const = 0;
virtual void set_collision_iterations(int p_iterations) = 0;
enum ProcessInfo {
INFO_ACTIVE_OBJECTS,
INFO_COLLISION_PAIRS,
INFO_ISLAND_COUNT
};
virtual int get_process_info(ProcessInfo p_info) = 0;
PhysicsServer();
~PhysicsServer();
};
class PhysicsTestMotionResult : public Reference {
GDCLASS(PhysicsTestMotionResult, Reference);
PhysicsServer::MotionResult result;
bool colliding = false;
friend class PhysicsServer;
protected:
static void _bind_methods();
public:
PhysicsServer::MotionResult *get_result_ptr() const { return const_cast<PhysicsServer::MotionResult *>(&result); }
//bool is_colliding() const;
Vector3 get_motion() const;
Vector3 get_motion_remainder() const;
Vector3 get_collision_point() const;
Vector3 get_collision_normal() const;
Vector3 get_collider_velocity() const;
ObjectID get_collider_id() const;
RID get_collider_rid() const;
Object *get_collider() const;
int get_collider_shape() const;
real_t get_collision_depth() const;
real_t get_collision_safe_fraction() const;
real_t get_collision_unsafe_fraction() const;
};
typedef PhysicsServer *(*CreatePhysicsServerCallback)();
class PhysicsServerManager {
struct ClassInfo {
String name;
CreatePhysicsServerCallback create_callback;
ClassInfo() :
name(""),
create_callback(nullptr) {}
ClassInfo(String p_name, CreatePhysicsServerCallback p_create_callback) :
name(p_name),
create_callback(p_create_callback) {}
ClassInfo(const ClassInfo &p_ci) :
name(p_ci.name),
create_callback(p_ci.create_callback) {}
ClassInfo operator=(const ClassInfo &p_ci) {
name = p_ci.name;
create_callback = p_ci.create_callback;
return *this;
}
};
static Vector<ClassInfo> physics_servers;
static int default_server_id;
static int default_server_priority;
public:
static const String setting_property_name;
static int current_server_id;
private:
static void on_servers_changed();
public:
static void register_server(const String &p_name, CreatePhysicsServerCallback p_creat_callback);
static void set_default_server(const String &p_name, int p_priority = 0);
static int find_server_id(const String &p_name);
static int get_servers_count();
static String get_server_name(int p_id);
static PhysicsServer *new_default_server();
static PhysicsServer *new_server(const String &p_name);
};
VARIANT_ENUM_CAST(PhysicsServer::ShapeType);
VARIANT_ENUM_CAST(PhysicsServer::SpaceParameter);
VARIANT_ENUM_CAST(PhysicsServer::AreaParameter);
VARIANT_ENUM_CAST(PhysicsServer::AreaSpaceOverrideMode);
VARIANT_ENUM_CAST(PhysicsServer::BodyMode);
VARIANT_ENUM_CAST(PhysicsServer::BodyParameter);
VARIANT_ENUM_CAST(PhysicsServer::BodyState);
VARIANT_ENUM_CAST(PhysicsServer::BodyAxis);
VARIANT_ENUM_CAST(PhysicsServer::PinJointParam);
VARIANT_ENUM_CAST(PhysicsServer::JointType);
VARIANT_ENUM_CAST(PhysicsServer::HingeJointParam);
VARIANT_ENUM_CAST(PhysicsServer::HingeJointFlag);
VARIANT_ENUM_CAST(PhysicsServer::SliderJointParam);
VARIANT_ENUM_CAST(PhysicsServer::ConeTwistJointParam);
VARIANT_ENUM_CAST(PhysicsServer::G6DOFJointAxisParam);
VARIANT_ENUM_CAST(PhysicsServer::G6DOFJointAxisFlag);
VARIANT_ENUM_CAST(PhysicsServer::AreaBodyStatus);
VARIANT_ENUM_CAST(PhysicsServer::ProcessInfo);
#endif // PHYSICS_SERVER_H
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