11aeaaa2cf
Needs proper synchro with the command buffer for thread safety, in case physics is not running on the main thread.
339 lines
12 KiB
C++
339 lines
12 KiB
C++
/*************************************************************************/
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/* physics_2d_server_wrap_mt.h */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#ifndef PHYSICS2DSERVERWRAPMT_H
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#define PHYSICS2DSERVERWRAPMT_H
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#include "core/command_queue_mt.h"
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#include "core/os/thread.h"
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#include "core/project_settings.h"
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#include "core/safe_refcount.h"
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#include "servers/physics_2d_server.h"
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#ifdef DEBUG_SYNC
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#define SYNC_DEBUG print_line("sync on: " + String(__FUNCTION__));
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#else
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#define SYNC_DEBUG
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#endif
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class Physics2DServerWrapMT : public Physics2DServer {
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mutable Physics2DServer *physics_2d_server;
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mutable CommandQueueMT command_queue;
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static void _thread_callback(void *_instance);
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void thread_loop();
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Thread::ID server_thread;
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Thread::ID main_thread;
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SafeFlag exit;
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Thread thread;
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SafeFlag step_thread_up;
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bool create_thread;
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Semaphore step_sem;
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int step_pending;
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void thread_step(real_t p_delta);
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void thread_flush();
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void thread_exit();
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bool first_frame;
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Mutex alloc_mutex;
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int pool_max_size;
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public:
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#define ServerName Physics2DServer
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#define ServerNameWrapMT Physics2DServerWrapMT
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#define server_name physics_2d_server
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#include "servers/server_wrap_mt_common.h"
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//FUNC1RID(shape,ShapeType); todo fix
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FUNCRID(line_shape)
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FUNCRID(ray_shape)
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FUNCRID(segment_shape)
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FUNCRID(circle_shape)
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FUNCRID(rectangle_shape)
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FUNCRID(capsule_shape)
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FUNCRID(convex_polygon_shape)
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FUNCRID(concave_polygon_shape)
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FUNC2(shape_set_data, RID, const Variant &);
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FUNC2(shape_set_custom_solver_bias, RID, real_t);
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FUNC1RC(ShapeType, shape_get_type, RID);
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FUNC1RC(Variant, shape_get_data, RID);
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FUNC1RC(real_t, shape_get_custom_solver_bias, RID);
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//these work well, but should be used from the main thread only
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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) {
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ERR_FAIL_COND_V(main_thread != Thread::get_caller_id(), false);
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return physics_2d_server->shape_collide(p_shape_A, p_xform_A, p_motion_A, p_shape_B, p_xform_B, p_motion_B, r_results, p_result_max, r_result_count);
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}
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/* SPACE API */
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FUNCRID(space);
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FUNC2(space_set_active, RID, bool);
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FUNC1RC(bool, space_is_active, RID);
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FUNC3(space_set_param, RID, SpaceParameter, real_t);
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FUNC2RC(real_t, space_get_param, RID, SpaceParameter);
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// this function only works on physics process, errors and returns null otherwise
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Physics2DDirectSpaceState *space_get_direct_state(RID p_space) {
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ERR_FAIL_COND_V(main_thread != Thread::get_caller_id(), nullptr);
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return physics_2d_server->space_get_direct_state(p_space);
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}
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FUNC2(space_set_debug_contacts, RID, int);
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virtual Vector<Vector2> space_get_contacts(RID p_space) const {
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ERR_FAIL_COND_V(main_thread != Thread::get_caller_id(), Vector<Vector2>());
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return physics_2d_server->space_get_contacts(p_space);
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}
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virtual int space_get_contact_count(RID p_space) const {
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ERR_FAIL_COND_V(main_thread != Thread::get_caller_id(), 0);
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return physics_2d_server->space_get_contact_count(p_space);
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}
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/* AREA API */
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//FUNC0RID(area);
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FUNCRID(area);
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FUNC2(area_set_space, RID, RID);
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FUNC1RC(RID, area_get_space, RID);
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FUNC2(area_set_space_override_mode, RID, AreaSpaceOverrideMode);
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FUNC1RC(AreaSpaceOverrideMode, area_get_space_override_mode, RID);
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FUNC4(area_add_shape, RID, RID, const Transform2D &, bool);
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FUNC3(area_set_shape, RID, int, RID);
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FUNC3(area_set_shape_transform, RID, int, const Transform2D &);
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FUNC3(area_set_shape_disabled, RID, int, bool);
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FUNC1RC(int, area_get_shape_count, RID);
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FUNC2RC(RID, area_get_shape, RID, int);
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FUNC2RC(Transform2D, area_get_shape_transform, RID, int);
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FUNC2(area_remove_shape, RID, int);
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FUNC1(area_clear_shapes, RID);
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FUNC2(area_attach_object_instance_id, RID, ObjectID);
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FUNC1RC(ObjectID, area_get_object_instance_id, RID);
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FUNC2(area_attach_canvas_instance_id, RID, ObjectID);
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FUNC1RC(ObjectID, area_get_canvas_instance_id, RID);
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FUNC3(area_set_param, RID, AreaParameter, const Variant &);
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FUNC2(area_set_transform, RID, const Transform2D &);
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FUNC2RC(Variant, area_get_param, RID, AreaParameter);
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FUNC1RC(Transform2D, area_get_transform, RID);
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FUNC2(area_set_collision_mask, RID, uint32_t);
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FUNC2(area_set_collision_layer, RID, uint32_t);
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FUNC2(area_set_monitorable, RID, bool);
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FUNC2(area_set_pickable, RID, bool);
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FUNC3(area_set_monitor_callback, RID, Object *, const StringName &);
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FUNC3(area_set_area_monitor_callback, RID, Object *, const StringName &);
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/* BODY API */
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//FUNC2RID(body,BodyMode,bool);
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FUNCRID(body)
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FUNC2(body_set_space, RID, RID);
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FUNC1RC(RID, body_get_space, RID);
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FUNC2(body_set_mode, RID, BodyMode);
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FUNC1RC(BodyMode, body_get_mode, RID);
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FUNC4(body_add_shape, RID, RID, const Transform2D &, bool);
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FUNC3(body_set_shape, RID, int, RID);
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FUNC3(body_set_shape_transform, RID, int, const Transform2D &);
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FUNC3(body_set_shape_metadata, RID, int, const Variant &);
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FUNC1RC(int, body_get_shape_count, RID);
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FUNC2RC(Transform2D, body_get_shape_transform, RID, int);
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FUNC2RC(Variant, body_get_shape_metadata, RID, int);
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FUNC2RC(RID, body_get_shape, RID, int);
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FUNC3(body_set_shape_disabled, RID, int, bool);
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FUNC4(body_set_shape_as_one_way_collision, RID, int, bool, float);
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FUNC2(body_remove_shape, RID, int);
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FUNC1(body_clear_shapes, RID);
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FUNC2(body_attach_object_instance_id, RID, uint32_t);
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FUNC1RC(uint32_t, body_get_object_instance_id, RID);
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FUNC2(body_attach_canvas_instance_id, RID, uint32_t);
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FUNC1RC(uint32_t, body_get_canvas_instance_id, RID);
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FUNC2(body_set_continuous_collision_detection_mode, RID, CCDMode);
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FUNC1RC(CCDMode, body_get_continuous_collision_detection_mode, RID);
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FUNC2(body_set_collision_layer, RID, uint32_t);
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FUNC1RC(uint32_t, body_get_collision_layer, RID);
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FUNC2(body_set_collision_mask, RID, uint32_t);
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FUNC1RC(uint32_t, body_get_collision_mask, RID);
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FUNC3(body_set_param, RID, BodyParameter, real_t);
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FUNC2RC(real_t, body_get_param, RID, BodyParameter);
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FUNC3(body_set_state, RID, BodyState, const Variant &);
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FUNC2RC(Variant, body_get_state, RID, BodyState);
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FUNC2(body_set_applied_force, RID, const Vector2 &);
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FUNC1RC(Vector2, body_get_applied_force, RID);
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FUNC2(body_set_applied_torque, RID, real_t);
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FUNC1RC(real_t, body_get_applied_torque, RID);
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FUNC2(body_add_central_force, RID, const Vector2 &);
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FUNC3(body_add_force, RID, const Vector2 &, const Vector2 &);
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FUNC2(body_add_torque, RID, real_t);
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FUNC2(body_apply_central_impulse, RID, const Vector2 &);
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FUNC2(body_apply_torque_impulse, RID, real_t);
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FUNC3(body_apply_impulse, RID, const Vector2 &, const Vector2 &);
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FUNC2(body_set_axis_velocity, RID, const Vector2 &);
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FUNC2(body_add_collision_exception, RID, RID);
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FUNC2(body_remove_collision_exception, RID, RID);
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FUNC2S(body_get_collision_exceptions, RID, List<RID> *);
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FUNC2(body_set_max_contacts_reported, RID, int);
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FUNC1RC(int, body_get_max_contacts_reported, RID);
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FUNC2(body_set_contacts_reported_depth_threshold, RID, real_t);
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FUNC1RC(real_t, body_get_contacts_reported_depth_threshold, RID);
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FUNC2(body_set_omit_force_integration, RID, bool);
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FUNC1RC(bool, body_is_omitting_force_integration, RID);
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FUNC4(body_set_force_integration_callback, RID, Object *, const StringName &, const Variant &);
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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) {
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return physics_2d_server->body_collide_shape(p_body, p_body_shape, p_shape, p_shape_xform, p_motion, r_results, p_result_max, r_result_count);
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}
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FUNC2(body_set_pickable, RID, bool);
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FUNC8R(bool, body_test_motion, RID, const Transform2D &, const Vector2 &, bool, real_t, MotionResult *, bool, const Set<RID> &);
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FUNC7R(int, body_test_ray_separation, RID, const Transform2D &, bool, Vector2 &, SeparationResult *, int, float);
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// this function only works on physics process, errors and returns null otherwise
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Physics2DDirectBodyState *body_get_direct_state(RID p_body) {
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ERR_FAIL_COND_V(main_thread != Thread::get_caller_id(), nullptr);
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return physics_2d_server->body_get_direct_state(p_body);
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}
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/* JOINT API */
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FUNC3(joint_set_param, RID, JointParam, real_t);
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FUNC2RC(real_t, joint_get_param, RID, JointParam);
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FUNC2(joint_disable_collisions_between_bodies, RID, const bool);
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FUNC1RC(bool, joint_is_disabled_collisions_between_bodies, RID);
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///FUNC3RID(pin_joint,const Vector2&,RID,RID);
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///FUNC5RID(groove_joint,const Vector2&,const Vector2&,const Vector2&,RID,RID);
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///FUNC4RID(damped_spring_joint,const Vector2&,const Vector2&,RID,RID);
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//TODO need to convert this to FUNCRID, but it's a hassle..
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FUNC3R(RID, pin_joint_create, const Vector2 &, RID, RID);
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FUNC5R(RID, groove_joint_create, const Vector2 &, const Vector2 &, const Vector2 &, RID, RID);
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FUNC4R(RID, damped_spring_joint_create, const Vector2 &, const Vector2 &, RID, RID);
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FUNC3(pin_joint_set_param, RID, PinJointParam, real_t);
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FUNC2RC(real_t, pin_joint_get_param, RID, PinJointParam);
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FUNC3(damped_string_joint_set_param, RID, DampedStringParam, real_t);
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FUNC2RC(real_t, damped_string_joint_get_param, RID, DampedStringParam);
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FUNC1RC(JointType, joint_get_type, RID);
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/* MISC */
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FUNC1(free, RID);
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FUNC1(set_active, bool);
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FUNC1(set_collision_iterations, int);
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virtual void init();
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virtual void step(real_t p_step);
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virtual void sync();
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virtual void end_sync();
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virtual void flush_queries();
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virtual void finish();
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virtual bool is_flushing_queries() const {
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return physics_2d_server->is_flushing_queries();
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}
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int get_process_info(ProcessInfo p_info) {
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return physics_2d_server->get_process_info(p_info);
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}
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Physics2DServerWrapMT(Physics2DServer *p_contained, bool p_create_thread);
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~Physics2DServerWrapMT();
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template <class T>
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static Physics2DServer *init_server() {
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#ifdef NO_THREADS
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return memnew(T); // Always single unsafe when no threads are available.
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#else
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int tm = GLOBAL_DEF("physics/2d/thread_model", 1);
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if (tm == 0) { // single unsafe
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return memnew(T);
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} else if (tm == 1) { // single safe
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return memnew(Physics2DServerWrapMT(memnew(T), false));
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} else { // multi threaded
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return memnew(Physics2DServerWrapMT(memnew(T), true));
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}
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#endif
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}
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#undef ServerNameWrapMT
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#undef ServerName
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#undef server_name
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};
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#ifdef DEBUG_SYNC
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#undef DEBUG_SYNC
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#endif
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#undef SYNC_DEBUG
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#endif // PHYSICS2DSERVERWRAPMT_H
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