1/**************************************************************************/
2/* godot_physics_server_2d.h */
3/**************************************************************************/
4/* This file is part of: */
5/* GODOT ENGINE */
6/* https://godotengine.org */
7/**************************************************************************/
8/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
9/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
10/* */
11/* Permission is hereby granted, free of charge, to any person obtaining */
12/* a copy of this software and associated documentation files (the */
13/* "Software"), to deal in the Software without restriction, including */
14/* without limitation the rights to use, copy, modify, merge, publish, */
15/* distribute, sublicense, and/or sell copies of the Software, and to */
16/* permit persons to whom the Software is furnished to do so, subject to */
17/* the following conditions: */
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19/* The above copyright notice and this permission notice shall be */
20/* included in all copies or substantial portions of the Software. */
21/* */
22/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
23/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
24/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
25/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
26/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
27/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
28/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
29/**************************************************************************/
30
31#ifndef GODOT_PHYSICS_SERVER_2D_H
32#define GODOT_PHYSICS_SERVER_2D_H
33
34#include "godot_joints_2d.h"
35#include "godot_shape_2d.h"
36#include "godot_space_2d.h"
37#include "godot_step_2d.h"
38
39#include "core/templates/rid_owner.h"
40#include "servers/physics_server_2d.h"
41
42class GodotPhysicsServer2D : public PhysicsServer2D {
43 GDCLASS(GodotPhysicsServer2D, PhysicsServer2D);
44
45 friend class GodotPhysicsDirectSpaceState2D;
46 friend class GodotPhysicsDirectBodyState2D;
47 bool active = true;
48 bool doing_sync = false;
49
50 int island_count = 0;
51 int active_objects = 0;
52 int collision_pairs = 0;
53
54 bool using_threads = false;
55
56 bool flushing_queries = false;
57
58 GodotStep2D *stepper = nullptr;
59 HashSet<const GodotSpace2D *> active_spaces;
60
61 mutable RID_PtrOwner<GodotShape2D, true> shape_owner;
62 mutable RID_PtrOwner<GodotSpace2D, true> space_owner;
63 mutable RID_PtrOwner<GodotArea2D, true> area_owner;
64 mutable RID_PtrOwner<GodotBody2D, true> body_owner;
65 mutable RID_PtrOwner<GodotJoint2D, true> joint_owner;
66
67 static GodotPhysicsServer2D *godot_singleton;
68
69 friend class GodotCollisionObject2D;
70 SelfList<GodotCollisionObject2D>::List pending_shape_update_list;
71 void _update_shapes();
72
73 RID _shape_create(ShapeType p_shape);
74
75public:
76 struct CollCbkData {
77 Vector2 valid_dir;
78 real_t valid_depth = 0.0;
79 int max = 0;
80 int amount = 0;
81 int passed = 0;
82 int invalid_by_dir = 0;
83 Vector2 *ptr = nullptr;
84 };
85
86 virtual RID world_boundary_shape_create() override;
87 virtual RID separation_ray_shape_create() override;
88 virtual RID segment_shape_create() override;
89 virtual RID circle_shape_create() override;
90 virtual RID rectangle_shape_create() override;
91 virtual RID capsule_shape_create() override;
92 virtual RID convex_polygon_shape_create() override;
93 virtual RID concave_polygon_shape_create() override;
94
95 static void _shape_col_cbk(const Vector2 &p_point_A, const Vector2 &p_point_B, void *p_userdata);
96
97 virtual void shape_set_data(RID p_shape, const Variant &p_data) override;
98 virtual void shape_set_custom_solver_bias(RID p_shape, real_t p_bias) override;
99
100 virtual ShapeType shape_get_type(RID p_shape) const override;
101 virtual Variant shape_get_data(RID p_shape) const override;
102 virtual real_t shape_get_custom_solver_bias(RID p_shape) const override;
103
104 virtual bool shape_collide(RID p_shape_A, const Transform2D &p_xform_A, const Vector2 &p_motion_A, RID p_shape_B, const Transform2D &p_xform_B, const Vector2 &p_motion_B, Vector2 *r_results, int p_result_max, int &r_result_count) override;
105
106 /* SPACE API */
107
108 virtual RID space_create() override;
109 virtual void space_set_active(RID p_space, bool p_active) override;
110 virtual bool space_is_active(RID p_space) const override;
111
112 virtual void space_set_param(RID p_space, SpaceParameter p_param, real_t p_value) override;
113 virtual real_t space_get_param(RID p_space, SpaceParameter p_param) const override;
114
115 virtual void space_set_debug_contacts(RID p_space, int p_max_contacts) override;
116 virtual Vector<Vector2> space_get_contacts(RID p_space) const override;
117 virtual int space_get_contact_count(RID p_space) const override;
118
119 // this function only works on physics process, errors and returns null otherwise
120 virtual PhysicsDirectSpaceState2D *space_get_direct_state(RID p_space) override;
121
122 /* AREA API */
123
124 virtual RID area_create() override;
125
126 virtual void area_set_space(RID p_area, RID p_space) override;
127 virtual RID area_get_space(RID p_area) const override;
128
129 virtual void area_add_shape(RID p_area, RID p_shape, const Transform2D &p_transform = Transform2D(), bool p_disabled = false) override;
130 virtual void area_set_shape(RID p_area, int p_shape_idx, RID p_shape) override;
131 virtual void area_set_shape_transform(RID p_area, int p_shape_idx, const Transform2D &p_transform) override;
132
133 virtual int area_get_shape_count(RID p_area) const override;
134 virtual RID area_get_shape(RID p_area, int p_shape_idx) const override;
135 virtual Transform2D area_get_shape_transform(RID p_area, int p_shape_idx) const override;
136
137 virtual void area_set_shape_disabled(RID p_area, int p_shape, bool p_disabled) override;
138
139 virtual void area_remove_shape(RID p_area, int p_shape_idx) override;
140 virtual void area_clear_shapes(RID p_area) override;
141
142 virtual void area_attach_object_instance_id(RID p_area, ObjectID p_id) override;
143 virtual ObjectID area_get_object_instance_id(RID p_area) const override;
144
145 virtual void area_attach_canvas_instance_id(RID p_area, ObjectID p_id) override;
146 virtual ObjectID area_get_canvas_instance_id(RID p_area) const override;
147
148 virtual void area_set_param(RID p_area, AreaParameter p_param, const Variant &p_value) override;
149 virtual void area_set_transform(RID p_area, const Transform2D &p_transform) override;
150
151 virtual Variant area_get_param(RID p_area, AreaParameter p_param) const override;
152 virtual Transform2D area_get_transform(RID p_area) const override;
153 virtual void area_set_monitorable(RID p_area, bool p_monitorable) override;
154
155 virtual void area_set_collision_layer(RID p_area, uint32_t p_layer) override;
156 virtual uint32_t area_get_collision_layer(RID p_area) const override;
157
158 virtual void area_set_collision_mask(RID p_area, uint32_t p_mask) override;
159 virtual uint32_t area_get_collision_mask(RID p_area) const override;
160
161 virtual void area_set_monitor_callback(RID p_area, const Callable &p_callback) override;
162 virtual void area_set_area_monitor_callback(RID p_area, const Callable &p_callback) override;
163
164 virtual void area_set_pickable(RID p_area, bool p_pickable) override;
165
166 /* BODY API */
167
168 // create a body of a given type
169 virtual RID body_create() override;
170
171 virtual void body_set_space(RID p_body, RID p_space) override;
172 virtual RID body_get_space(RID p_body) const override;
173
174 virtual void body_set_mode(RID p_body, BodyMode p_mode) override;
175 virtual BodyMode body_get_mode(RID p_body) const override;
176
177 virtual void body_add_shape(RID p_body, RID p_shape, const Transform2D &p_transform = Transform2D(), bool p_disabled = false) override;
178 virtual void body_set_shape(RID p_body, int p_shape_idx, RID p_shape) override;
179 virtual void body_set_shape_transform(RID p_body, int p_shape_idx, const Transform2D &p_transform) override;
180
181 virtual int body_get_shape_count(RID p_body) const override;
182 virtual RID body_get_shape(RID p_body, int p_shape_idx) const override;
183 virtual Transform2D body_get_shape_transform(RID p_body, int p_shape_idx) const override;
184
185 virtual void body_remove_shape(RID p_body, int p_shape_idx) override;
186 virtual void body_clear_shapes(RID p_body) override;
187
188 virtual void body_set_shape_disabled(RID p_body, int p_shape_idx, bool p_disabled) override;
189 virtual void body_set_shape_as_one_way_collision(RID p_body, int p_shape_idx, bool p_enable, real_t p_margin) override;
190
191 virtual void body_attach_object_instance_id(RID p_body, ObjectID p_id) override;
192 virtual ObjectID body_get_object_instance_id(RID p_body) const override;
193
194 virtual void body_attach_canvas_instance_id(RID p_body, ObjectID p_id) override;
195 virtual ObjectID body_get_canvas_instance_id(RID p_body) const override;
196
197 virtual void body_set_continuous_collision_detection_mode(RID p_body, CCDMode p_mode) override;
198 virtual CCDMode body_get_continuous_collision_detection_mode(RID p_body) const override;
199
200 virtual void body_set_collision_layer(RID p_body, uint32_t p_layer) override;
201 virtual uint32_t body_get_collision_layer(RID p_body) const override;
202
203 virtual void body_set_collision_mask(RID p_body, uint32_t p_mask) override;
204 virtual uint32_t body_get_collision_mask(RID p_body) const override;
205
206 virtual void body_set_collision_priority(RID p_body, real_t p_priority) override;
207 virtual real_t body_get_collision_priority(RID p_body) const override;
208
209 virtual void body_set_param(RID p_body, BodyParameter p_param, const Variant &p_value) override;
210 virtual Variant body_get_param(RID p_body, BodyParameter p_param) const override;
211
212 virtual void body_reset_mass_properties(RID p_body) override;
213
214 virtual void body_set_state(RID p_body, BodyState p_state, const Variant &p_variant) override;
215 virtual Variant body_get_state(RID p_body, BodyState p_state) const override;
216
217 virtual void body_apply_central_impulse(RID p_body, const Vector2 &p_impulse) override;
218 virtual void body_apply_torque_impulse(RID p_body, real_t p_torque) override;
219 virtual void body_apply_impulse(RID p_body, const Vector2 &p_impulse, const Vector2 &p_position = Vector2()) override;
220
221 virtual void body_apply_central_force(RID p_body, const Vector2 &p_force) override;
222 virtual void body_apply_force(RID p_body, const Vector2 &p_force, const Vector2 &p_position = Vector2()) override;
223 virtual void body_apply_torque(RID p_body, real_t p_torque) override;
224
225 virtual void body_add_constant_central_force(RID p_body, const Vector2 &p_force) override;
226 virtual void body_add_constant_force(RID p_body, const Vector2 &p_force, const Vector2 &p_position = Vector2()) override;
227 virtual void body_add_constant_torque(RID p_body, real_t p_torque) override;
228
229 virtual void body_set_constant_force(RID p_body, const Vector2 &p_force) override;
230 virtual Vector2 body_get_constant_force(RID p_body) const override;
231
232 virtual void body_set_constant_torque(RID p_body, real_t p_torque) override;
233 virtual real_t body_get_constant_torque(RID p_body) const override;
234
235 virtual void body_set_axis_velocity(RID p_body, const Vector2 &p_axis_velocity) override;
236
237 virtual void body_add_collision_exception(RID p_body, RID p_body_b) override;
238 virtual void body_remove_collision_exception(RID p_body, RID p_body_b) override;
239 virtual void body_get_collision_exceptions(RID p_body, List<RID> *p_exceptions) override;
240
241 virtual void body_set_contacts_reported_depth_threshold(RID p_body, real_t p_threshold) override;
242 virtual real_t body_get_contacts_reported_depth_threshold(RID p_body) const override;
243
244 virtual void body_set_omit_force_integration(RID p_body, bool p_omit) override;
245 virtual bool body_is_omitting_force_integration(RID p_body) const override;
246
247 virtual void body_set_max_contacts_reported(RID p_body, int p_contacts) override;
248 virtual int body_get_max_contacts_reported(RID p_body) const override;
249
250 virtual void body_set_state_sync_callback(RID p_body, const Callable &p_callable) override;
251 virtual void body_set_force_integration_callback(RID p_body, const Callable &p_callable, const Variant &p_udata = Variant()) override;
252
253 virtual bool body_collide_shape(RID p_body, int p_body_shape, RID p_shape, const Transform2D &p_shape_xform, const Vector2 &p_motion, Vector2 *r_results, int p_result_max, int &r_result_count) override;
254
255 virtual void body_set_pickable(RID p_body, bool p_pickable) override;
256
257 virtual bool body_test_motion(RID p_body, const MotionParameters &p_parameters, MotionResult *r_result = nullptr) override;
258
259 // this function only works on physics process, errors and returns null otherwise
260 virtual PhysicsDirectBodyState2D *body_get_direct_state(RID p_body) override;
261
262 /* JOINT API */
263
264 virtual RID joint_create() override;
265
266 virtual void joint_clear(RID p_joint) override;
267
268 virtual void joint_set_param(RID p_joint, JointParam p_param, real_t p_value) override;
269 virtual real_t joint_get_param(RID p_joint, JointParam p_param) const override;
270
271 virtual void joint_disable_collisions_between_bodies(RID p_joint, const bool p_disabled) override;
272 virtual bool joint_is_disabled_collisions_between_bodies(RID p_joint) const override;
273
274 virtual void joint_make_pin(RID p_joint, const Vector2 &p_anchor, RID p_body_a, RID p_body_b = RID()) override;
275 virtual void joint_make_groove(RID p_joint, const Vector2 &p_a_groove1, const Vector2 &p_a_groove2, const Vector2 &p_b_anchor, RID p_body_a, RID p_body_b) override;
276 virtual void joint_make_damped_spring(RID p_joint, const Vector2 &p_anchor_a, const Vector2 &p_anchor_b, RID p_body_a, RID p_body_b = RID()) override;
277
278 virtual void pin_joint_set_param(RID p_joint, PinJointParam p_param, real_t p_value) override;
279 virtual real_t pin_joint_get_param(RID p_joint, PinJointParam p_param) const override;
280 virtual void damped_spring_joint_set_param(RID p_joint, DampedSpringParam p_param, real_t p_value) override;
281 virtual real_t damped_spring_joint_get_param(RID p_joint, DampedSpringParam p_param) const override;
282
283 virtual JointType joint_get_type(RID p_joint) const override;
284
285 /* MISC */
286
287 virtual void free(RID p_rid) override;
288
289 virtual void set_active(bool p_active) override;
290 virtual void init() override;
291 virtual void step(real_t p_step) override;
292 virtual void sync() override;
293 virtual void flush_queries() override;
294 virtual void end_sync() override;
295 virtual void finish() override;
296
297 virtual bool is_flushing_queries() const override { return flushing_queries; }
298
299 int get_process_info(ProcessInfo p_info) override;
300
301 GodotPhysicsServer2D(bool p_using_threads = false);
302 ~GodotPhysicsServer2D() {}
303};
304
305#endif // GODOT_PHYSICS_SERVER_2D_H
306