godot/servers/physics_2d/physics_2d_server_sw.cpp
fabriceci fba4c9d552 Fixing 2D moving platform logic
Fixing by applying the movement in two steps, first the platform
movement, and then the body movement. Plus, add the platform movement
when we are on_wall.
2021-07-15 11:57:58 +02:00

1348 lines
40 KiB
C++

/*************************************************************************/
/* physics_2d_server_sw.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 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. */
/*************************************************************************/
#include "physics_2d_server_sw.h"
#include "broad_phase_2d_basic.h"
#include "broad_phase_2d_bvh.h"
#include "broad_phase_2d_hash_grid.h"
#include "collision_solver_2d_sw.h"
#include "core/os/os.h"
#include "core/project_settings.h"
#include "core/script_language.h"
#define FLUSH_QUERY_CHECK(m_object) \
ERR_FAIL_COND_MSG(m_object->get_space() && flushing_queries, "Can't change this state while flushing queries. Use call_deferred() or set_deferred() to change monitoring state instead.");
RID Physics2DServerSW::_shape_create(ShapeType p_shape) {
Shape2DSW *shape = nullptr;
switch (p_shape) {
case SHAPE_LINE: {
shape = memnew(LineShape2DSW);
} break;
case SHAPE_RAY: {
shape = memnew(RayShape2DSW);
} break;
case SHAPE_SEGMENT: {
shape = memnew(SegmentShape2DSW);
} break;
case SHAPE_CIRCLE: {
shape = memnew(CircleShape2DSW);
} break;
case SHAPE_RECTANGLE: {
shape = memnew(RectangleShape2DSW);
} break;
case SHAPE_CAPSULE: {
shape = memnew(CapsuleShape2DSW);
} break;
case SHAPE_CONVEX_POLYGON: {
shape = memnew(ConvexPolygonShape2DSW);
} break;
case SHAPE_CONCAVE_POLYGON: {
shape = memnew(ConcavePolygonShape2DSW);
} break;
case SHAPE_CUSTOM: {
ERR_FAIL_V(RID());
} break;
}
RID id = shape_owner.make_rid(shape);
shape->set_self(id);
return id;
}
RID Physics2DServerSW::line_shape_create() {
return _shape_create(SHAPE_LINE);
}
RID Physics2DServerSW::ray_shape_create() {
return _shape_create(SHAPE_RAY);
}
RID Physics2DServerSW::segment_shape_create() {
return _shape_create(SHAPE_SEGMENT);
}
RID Physics2DServerSW::circle_shape_create() {
return _shape_create(SHAPE_CIRCLE);
}
RID Physics2DServerSW::rectangle_shape_create() {
return _shape_create(SHAPE_RECTANGLE);
}
RID Physics2DServerSW::capsule_shape_create() {
return _shape_create(SHAPE_CAPSULE);
}
RID Physics2DServerSW::convex_polygon_shape_create() {
return _shape_create(SHAPE_CONVEX_POLYGON);
}
RID Physics2DServerSW::concave_polygon_shape_create() {
return _shape_create(SHAPE_CONCAVE_POLYGON);
}
void Physics2DServerSW::shape_set_data(RID p_shape, const Variant &p_data) {
Shape2DSW *shape = shape_owner.get(p_shape);
ERR_FAIL_COND(!shape);
shape->set_data(p_data);
};
void Physics2DServerSW::shape_set_custom_solver_bias(RID p_shape, real_t p_bias) {
Shape2DSW *shape = shape_owner.get(p_shape);
ERR_FAIL_COND(!shape);
shape->set_custom_bias(p_bias);
}
Physics2DServer::ShapeType Physics2DServerSW::shape_get_type(RID p_shape) const {
const Shape2DSW *shape = shape_owner.get(p_shape);
ERR_FAIL_COND_V(!shape, SHAPE_CUSTOM);
return shape->get_type();
};
Variant Physics2DServerSW::shape_get_data(RID p_shape) const {
const Shape2DSW *shape = shape_owner.get(p_shape);
ERR_FAIL_COND_V(!shape, Variant());
ERR_FAIL_COND_V(!shape->is_configured(), Variant());
return shape->get_data();
};
real_t Physics2DServerSW::shape_get_custom_solver_bias(RID p_shape) const {
const Shape2DSW *shape = shape_owner.get(p_shape);
ERR_FAIL_COND_V(!shape, 0);
return shape->get_custom_bias();
}
void Physics2DServerSW::_shape_col_cbk(const Vector2 &p_point_A, const Vector2 &p_point_B, void *p_userdata) {
CollCbkData *cbk = (CollCbkData *)p_userdata;
if (cbk->max == 0) {
return;
}
Vector2 rel_dir = (p_point_A - p_point_B);
real_t rel_length2 = rel_dir.length_squared();
if (cbk->valid_dir != Vector2()) {
if (cbk->valid_depth < 10e20) {
if (rel_length2 > cbk->valid_depth * cbk->valid_depth ||
(rel_length2 > CMP_EPSILON && cbk->valid_dir.dot(rel_dir.normalized()) < CMP_EPSILON)) {
cbk->invalid_by_dir++;
return;
}
} else {
if (rel_length2 > 0 && cbk->valid_dir.dot(rel_dir.normalized()) < CMP_EPSILON) {
return;
}
}
}
if (cbk->amount == cbk->max) {
//find least deep
real_t min_depth = 1e20;
int min_depth_idx = 0;
for (int i = 0; i < cbk->amount; i++) {
real_t d = cbk->ptr[i * 2 + 0].distance_squared_to(cbk->ptr[i * 2 + 1]);
if (d < min_depth) {
min_depth = d;
min_depth_idx = i;
}
}
if (rel_length2 < min_depth) {
return;
}
cbk->ptr[min_depth_idx * 2 + 0] = p_point_A;
cbk->ptr[min_depth_idx * 2 + 1] = p_point_B;
cbk->passed++;
} else {
cbk->ptr[cbk->amount * 2 + 0] = p_point_A;
cbk->ptr[cbk->amount * 2 + 1] = p_point_B;
cbk->amount++;
cbk->passed++;
}
}
bool Physics2DServerSW::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) {
Shape2DSW *shape_A = shape_owner.get(p_shape_A);
ERR_FAIL_COND_V(!shape_A, false);
Shape2DSW *shape_B = shape_owner.get(p_shape_B);
ERR_FAIL_COND_V(!shape_B, false);
if (p_result_max == 0) {
return CollisionSolver2DSW::solve(shape_A, p_xform_A, p_motion_A, shape_B, p_xform_B, p_motion_B, nullptr, nullptr);
}
CollCbkData cbk;
cbk.max = p_result_max;
cbk.amount = 0;
cbk.passed = 0;
cbk.ptr = r_results;
bool res = CollisionSolver2DSW::solve(shape_A, p_xform_A, p_motion_A, shape_B, p_xform_B, p_motion_B, _shape_col_cbk, &cbk);
r_result_count = cbk.amount;
return res;
}
RID Physics2DServerSW::space_create() {
Space2DSW *space = memnew(Space2DSW);
RID id = space_owner.make_rid(space);
space->set_self(id);
RID area_id = area_create();
Area2DSW *area = area_owner.get(area_id);
ERR_FAIL_COND_V(!area, RID());
space->set_default_area(area);
area->set_space(space);
area->set_priority(-1);
return id;
};
void Physics2DServerSW::space_set_active(RID p_space, bool p_active) {
Space2DSW *space = space_owner.get(p_space);
ERR_FAIL_COND(!space);
if (p_active) {
active_spaces.insert(space);
} else {
active_spaces.erase(space);
}
}
bool Physics2DServerSW::space_is_active(RID p_space) const {
const Space2DSW *space = space_owner.get(p_space);
ERR_FAIL_COND_V(!space, false);
return active_spaces.has(space);
}
void Physics2DServerSW::space_set_param(RID p_space, SpaceParameter p_param, real_t p_value) {
Space2DSW *space = space_owner.get(p_space);
ERR_FAIL_COND(!space);
space->set_param(p_param, p_value);
}
real_t Physics2DServerSW::space_get_param(RID p_space, SpaceParameter p_param) const {
const Space2DSW *space = space_owner.get(p_space);
ERR_FAIL_COND_V(!space, 0);
return space->get_param(p_param);
}
void Physics2DServerSW::space_set_debug_contacts(RID p_space, int p_max_contacts) {
Space2DSW *space = space_owner.get(p_space);
ERR_FAIL_COND(!space);
space->set_debug_contacts(p_max_contacts);
}
Vector<Vector2> Physics2DServerSW::space_get_contacts(RID p_space) const {
Space2DSW *space = space_owner.get(p_space);
ERR_FAIL_COND_V(!space, Vector<Vector2>());
return space->get_debug_contacts();
}
int Physics2DServerSW::space_get_contact_count(RID p_space) const {
Space2DSW *space = space_owner.get(p_space);
ERR_FAIL_COND_V(!space, 0);
return space->get_debug_contact_count();
}
Physics2DDirectSpaceState *Physics2DServerSW::space_get_direct_state(RID p_space) {
Space2DSW *space = space_owner.get(p_space);
ERR_FAIL_COND_V(!space, nullptr);
ERR_FAIL_COND_V_MSG((using_threads && !doing_sync) || space->is_locked(), nullptr, "Space state is inaccessible right now, wait for iteration or physics process notification.");
return space->get_direct_state();
}
RID Physics2DServerSW::area_create() {
Area2DSW *area = memnew(Area2DSW);
RID rid = area_owner.make_rid(area);
area->set_self(rid);
return rid;
};
void Physics2DServerSW::area_set_space(RID p_area, RID p_space) {
Area2DSW *area = area_owner.get(p_area);
ERR_FAIL_COND(!area);
Space2DSW *space = nullptr;
if (p_space.is_valid()) {
space = space_owner.get(p_space);
ERR_FAIL_COND(!space);
}
if (area->get_space() == space) {
return; //pointless
}
area->clear_constraints();
area->set_space(space);
};
RID Physics2DServerSW::area_get_space(RID p_area) const {
Area2DSW *area = area_owner.get(p_area);
ERR_FAIL_COND_V(!area, RID());
Space2DSW *space = area->get_space();
if (!space) {
return RID();
}
return space->get_self();
};
void Physics2DServerSW::area_set_space_override_mode(RID p_area, AreaSpaceOverrideMode p_mode) {
Area2DSW *area = area_owner.get(p_area);
ERR_FAIL_COND(!area);
area->set_space_override_mode(p_mode);
}
Physics2DServer::AreaSpaceOverrideMode Physics2DServerSW::area_get_space_override_mode(RID p_area) const {
const Area2DSW *area = area_owner.get(p_area);
ERR_FAIL_COND_V(!area, AREA_SPACE_OVERRIDE_DISABLED);
return area->get_space_override_mode();
}
void Physics2DServerSW::area_add_shape(RID p_area, RID p_shape, const Transform2D &p_transform, bool p_disabled) {
Area2DSW *area = area_owner.get(p_area);
ERR_FAIL_COND(!area);
Shape2DSW *shape = shape_owner.get(p_shape);
ERR_FAIL_COND(!shape);
area->add_shape(shape, p_transform, p_disabled);
}
void Physics2DServerSW::area_set_shape(RID p_area, int p_shape_idx, RID p_shape) {
Area2DSW *area = area_owner.get(p_area);
ERR_FAIL_COND(!area);
Shape2DSW *shape = shape_owner.get(p_shape);
ERR_FAIL_COND(!shape);
ERR_FAIL_COND(!shape->is_configured());
area->set_shape(p_shape_idx, shape);
}
void Physics2DServerSW::area_set_shape_transform(RID p_area, int p_shape_idx, const Transform2D &p_transform) {
Area2DSW *area = area_owner.get(p_area);
ERR_FAIL_COND(!area);
area->set_shape_transform(p_shape_idx, p_transform);
}
void Physics2DServerSW::area_set_shape_disabled(RID p_area, int p_shape, bool p_disabled) {
Area2DSW *area = area_owner.get(p_area);
ERR_FAIL_COND(!area);
ERR_FAIL_INDEX(p_shape, area->get_shape_count());
FLUSH_QUERY_CHECK(area);
area->set_shape_disabled(p_shape, p_disabled);
}
int Physics2DServerSW::area_get_shape_count(RID p_area) const {
Area2DSW *area = area_owner.get(p_area);
ERR_FAIL_COND_V(!area, -1);
return area->get_shape_count();
}
RID Physics2DServerSW::area_get_shape(RID p_area, int p_shape_idx) const {
Area2DSW *area = area_owner.get(p_area);
ERR_FAIL_COND_V(!area, RID());
Shape2DSW *shape = area->get_shape(p_shape_idx);
ERR_FAIL_COND_V(!shape, RID());
return shape->get_self();
}
Transform2D Physics2DServerSW::area_get_shape_transform(RID p_area, int p_shape_idx) const {
Area2DSW *area = area_owner.get(p_area);
ERR_FAIL_COND_V(!area, Transform2D());
return area->get_shape_transform(p_shape_idx);
}
void Physics2DServerSW::area_remove_shape(RID p_area, int p_shape_idx) {
Area2DSW *area = area_owner.get(p_area);
ERR_FAIL_COND(!area);
area->remove_shape(p_shape_idx);
}
void Physics2DServerSW::area_clear_shapes(RID p_area) {
Area2DSW *area = area_owner.get(p_area);
ERR_FAIL_COND(!area);
while (area->get_shape_count()) {
area->remove_shape(0);
}
}
void Physics2DServerSW::area_attach_object_instance_id(RID p_area, ObjectID p_id) {
if (space_owner.owns(p_area)) {
Space2DSW *space = space_owner.get(p_area);
p_area = space->get_default_area()->get_self();
}
Area2DSW *area = area_owner.get(p_area);
ERR_FAIL_COND(!area);
area->set_instance_id(p_id);
}
ObjectID Physics2DServerSW::area_get_object_instance_id(RID p_area) const {
if (space_owner.owns(p_area)) {
Space2DSW *space = space_owner.get(p_area);
p_area = space->get_default_area()->get_self();
}
Area2DSW *area = area_owner.get(p_area);
ERR_FAIL_COND_V(!area, 0);
return area->get_instance_id();
}
void Physics2DServerSW::area_attach_canvas_instance_id(RID p_area, ObjectID p_id) {
if (space_owner.owns(p_area)) {
Space2DSW *space = space_owner.get(p_area);
p_area = space->get_default_area()->get_self();
}
Area2DSW *area = area_owner.get(p_area);
ERR_FAIL_COND(!area);
area->set_canvas_instance_id(p_id);
}
ObjectID Physics2DServerSW::area_get_canvas_instance_id(RID p_area) const {
if (space_owner.owns(p_area)) {
Space2DSW *space = space_owner.get(p_area);
p_area = space->get_default_area()->get_self();
}
Area2DSW *area = area_owner.get(p_area);
ERR_FAIL_COND_V(!area, 0);
return area->get_canvas_instance_id();
}
void Physics2DServerSW::area_set_param(RID p_area, AreaParameter p_param, const Variant &p_value) {
if (space_owner.owns(p_area)) {
Space2DSW *space = space_owner.get(p_area);
p_area = space->get_default_area()->get_self();
}
Area2DSW *area = area_owner.get(p_area);
ERR_FAIL_COND(!area);
area->set_param(p_param, p_value);
};
void Physics2DServerSW::area_set_transform(RID p_area, const Transform2D &p_transform) {
Area2DSW *area = area_owner.get(p_area);
ERR_FAIL_COND(!area);
area->set_transform(p_transform);
};
Variant Physics2DServerSW::area_get_param(RID p_area, AreaParameter p_param) const {
if (space_owner.owns(p_area)) {
Space2DSW *space = space_owner.get(p_area);
p_area = space->get_default_area()->get_self();
}
Area2DSW *area = area_owner.get(p_area);
ERR_FAIL_COND_V(!area, Variant());
return area->get_param(p_param);
};
Transform2D Physics2DServerSW::area_get_transform(RID p_area) const {
Area2DSW *area = area_owner.get(p_area);
ERR_FAIL_COND_V(!area, Transform2D());
return area->get_transform();
};
void Physics2DServerSW::area_set_pickable(RID p_area, bool p_pickable) {
Area2DSW *area = area_owner.get(p_area);
ERR_FAIL_COND(!area);
area->set_pickable(p_pickable);
}
void Physics2DServerSW::area_set_monitorable(RID p_area, bool p_monitorable) {
Area2DSW *area = area_owner.get(p_area);
ERR_FAIL_COND(!area);
FLUSH_QUERY_CHECK(area);
area->set_monitorable(p_monitorable);
}
void Physics2DServerSW::area_set_collision_mask(RID p_area, uint32_t p_mask) {
Area2DSW *area = area_owner.get(p_area);
ERR_FAIL_COND(!area);
area->set_collision_mask(p_mask);
}
void Physics2DServerSW::area_set_collision_layer(RID p_area, uint32_t p_layer) {
Area2DSW *area = area_owner.get(p_area);
ERR_FAIL_COND(!area);
area->set_collision_layer(p_layer);
}
void Physics2DServerSW::area_set_monitor_callback(RID p_area, Object *p_receiver, const StringName &p_method) {
Area2DSW *area = area_owner.get(p_area);
ERR_FAIL_COND(!area);
area->set_monitor_callback(p_receiver ? p_receiver->get_instance_id() : 0, p_method);
}
void Physics2DServerSW::area_set_area_monitor_callback(RID p_area, Object *p_receiver, const StringName &p_method) {
Area2DSW *area = area_owner.get(p_area);
ERR_FAIL_COND(!area);
area->set_area_monitor_callback(p_receiver ? p_receiver->get_instance_id() : 0, p_method);
}
/* BODY API */
RID Physics2DServerSW::body_create() {
Body2DSW *body = memnew(Body2DSW);
RID rid = body_owner.make_rid(body);
body->set_self(rid);
return rid;
}
void Physics2DServerSW::body_set_space(RID p_body, RID p_space) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
Space2DSW *space = nullptr;
if (p_space.is_valid()) {
space = space_owner.get(p_space);
ERR_FAIL_COND(!space);
}
if (body->get_space() == space) {
return; //pointless
}
body->clear_constraint_map();
body->set_space(space);
};
RID Physics2DServerSW::body_get_space(RID p_body) const {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND_V(!body, RID());
Space2DSW *space = body->get_space();
if (!space) {
return RID();
}
return space->get_self();
};
void Physics2DServerSW::body_set_mode(RID p_body, BodyMode p_mode) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
FLUSH_QUERY_CHECK(body);
body->set_mode(p_mode);
};
Physics2DServer::BodyMode Physics2DServerSW::body_get_mode(RID p_body) const {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND_V(!body, BODY_MODE_STATIC);
return body->get_mode();
};
void Physics2DServerSW::body_add_shape(RID p_body, RID p_shape, const Transform2D &p_transform, bool p_disabled) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
Shape2DSW *shape = shape_owner.get(p_shape);
ERR_FAIL_COND(!shape);
body->add_shape(shape, p_transform, p_disabled);
}
void Physics2DServerSW::body_set_shape(RID p_body, int p_shape_idx, RID p_shape) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
Shape2DSW *shape = shape_owner.get(p_shape);
ERR_FAIL_COND(!shape);
ERR_FAIL_COND(!shape->is_configured());
body->set_shape(p_shape_idx, shape);
}
void Physics2DServerSW::body_set_shape_transform(RID p_body, int p_shape_idx, const Transform2D &p_transform) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
body->set_shape_transform(p_shape_idx, p_transform);
}
void Physics2DServerSW::body_set_shape_metadata(RID p_body, int p_shape_idx, const Variant &p_metadata) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
body->set_shape_metadata(p_shape_idx, p_metadata);
}
Variant Physics2DServerSW::body_get_shape_metadata(RID p_body, int p_shape_idx) const {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND_V(!body, Variant());
return body->get_shape_metadata(p_shape_idx);
}
int Physics2DServerSW::body_get_shape_count(RID p_body) const {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND_V(!body, -1);
return body->get_shape_count();
}
RID Physics2DServerSW::body_get_shape(RID p_body, int p_shape_idx) const {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND_V(!body, RID());
Shape2DSW *shape = body->get_shape(p_shape_idx);
ERR_FAIL_COND_V(!shape, RID());
return shape->get_self();
}
Transform2D Physics2DServerSW::body_get_shape_transform(RID p_body, int p_shape_idx) const {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND_V(!body, Transform2D());
return body->get_shape_transform(p_shape_idx);
}
void Physics2DServerSW::body_remove_shape(RID p_body, int p_shape_idx) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
body->remove_shape(p_shape_idx);
}
void Physics2DServerSW::body_clear_shapes(RID p_body) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
while (body->get_shape_count()) {
body->remove_shape(0);
}
}
void Physics2DServerSW::body_set_shape_disabled(RID p_body, int p_shape_idx, bool p_disabled) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
ERR_FAIL_INDEX(p_shape_idx, body->get_shape_count());
FLUSH_QUERY_CHECK(body);
body->set_shape_disabled(p_shape_idx, p_disabled);
}
void Physics2DServerSW::body_set_shape_as_one_way_collision(RID p_body, int p_shape_idx, bool p_enable, float p_margin) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
ERR_FAIL_INDEX(p_shape_idx, body->get_shape_count());
FLUSH_QUERY_CHECK(body);
body->set_shape_as_one_way_collision(p_shape_idx, p_enable, p_margin);
}
void Physics2DServerSW::body_set_continuous_collision_detection_mode(RID p_body, CCDMode p_mode) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
body->set_continuous_collision_detection_mode(p_mode);
}
Physics2DServerSW::CCDMode Physics2DServerSW::body_get_continuous_collision_detection_mode(RID p_body) const {
const Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND_V(!body, CCD_MODE_DISABLED);
return body->get_continuous_collision_detection_mode();
}
void Physics2DServerSW::body_attach_object_instance_id(RID p_body, uint32_t p_id) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
body->set_instance_id(p_id);
};
uint32_t Physics2DServerSW::body_get_object_instance_id(RID p_body) const {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND_V(!body, 0);
return body->get_instance_id();
};
void Physics2DServerSW::body_attach_canvas_instance_id(RID p_body, uint32_t p_id) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
body->set_canvas_instance_id(p_id);
};
uint32_t Physics2DServerSW::body_get_canvas_instance_id(RID p_body) const {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND_V(!body, 0);
return body->get_canvas_instance_id();
};
void Physics2DServerSW::body_set_collision_layer(RID p_body, uint32_t p_layer) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
body->set_collision_layer(p_layer);
};
uint32_t Physics2DServerSW::body_get_collision_layer(RID p_body) const {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND_V(!body, 0);
return body->get_collision_layer();
};
void Physics2DServerSW::body_set_collision_mask(RID p_body, uint32_t p_mask) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
body->set_collision_mask(p_mask);
};
uint32_t Physics2DServerSW::body_get_collision_mask(RID p_body) const {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND_V(!body, 0);
return body->get_collision_mask();
};
void Physics2DServerSW::body_set_param(RID p_body, BodyParameter p_param, real_t p_value) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
body->set_param(p_param, p_value);
};
real_t Physics2DServerSW::body_get_param(RID p_body, BodyParameter p_param) const {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND_V(!body, 0);
return body->get_param(p_param);
};
void Physics2DServerSW::body_set_state(RID p_body, BodyState p_state, const Variant &p_variant) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
body->set_state(p_state, p_variant);
};
Variant Physics2DServerSW::body_get_state(RID p_body, BodyState p_state) const {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND_V(!body, Variant());
return body->get_state(p_state);
};
void Physics2DServerSW::body_set_applied_force(RID p_body, const Vector2 &p_force) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
body->set_applied_force(p_force);
body->wakeup();
};
Vector2 Physics2DServerSW::body_get_applied_force(RID p_body) const {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND_V(!body, Vector2());
return body->get_applied_force();
};
void Physics2DServerSW::body_set_applied_torque(RID p_body, real_t p_torque) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
body->set_applied_torque(p_torque);
body->wakeup();
};
real_t Physics2DServerSW::body_get_applied_torque(RID p_body) const {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND_V(!body, 0);
return body->get_applied_torque();
};
void Physics2DServerSW::body_apply_central_impulse(RID p_body, const Vector2 &p_impulse) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
body->apply_central_impulse(p_impulse);
body->wakeup();
}
void Physics2DServerSW::body_apply_torque_impulse(RID p_body, real_t p_torque) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
_update_shapes();
body->apply_torque_impulse(p_torque);
body->wakeup();
}
void Physics2DServerSW::body_apply_impulse(RID p_body, const Vector2 &p_pos, const Vector2 &p_impulse) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
_update_shapes();
body->apply_impulse(p_pos, p_impulse);
body->wakeup();
};
void Physics2DServerSW::body_add_central_force(RID p_body, const Vector2 &p_force) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
body->add_central_force(p_force);
body->wakeup();
};
void Physics2DServerSW::body_add_force(RID p_body, const Vector2 &p_offset, const Vector2 &p_force) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
body->add_force(p_offset, p_force);
body->wakeup();
};
void Physics2DServerSW::body_add_torque(RID p_body, real_t p_torque) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
body->add_torque(p_torque);
body->wakeup();
};
void Physics2DServerSW::body_set_axis_velocity(RID p_body, const Vector2 &p_axis_velocity) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
_update_shapes();
Vector2 v = body->get_linear_velocity();
Vector2 axis = p_axis_velocity.normalized();
v -= axis * axis.dot(v);
v += p_axis_velocity;
body->set_linear_velocity(v);
body->wakeup();
};
void Physics2DServerSW::body_add_collision_exception(RID p_body, RID p_body_b) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
body->add_exception(p_body_b);
body->wakeup();
};
void Physics2DServerSW::body_remove_collision_exception(RID p_body, RID p_body_b) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
body->remove_exception(p_body_b);
body->wakeup();
};
void Physics2DServerSW::body_get_collision_exceptions(RID p_body, List<RID> *p_exceptions) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
for (int i = 0; i < body->get_exceptions().size(); i++) {
p_exceptions->push_back(body->get_exceptions()[i]);
}
};
void Physics2DServerSW::body_set_contacts_reported_depth_threshold(RID p_body, real_t p_threshold) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
};
real_t Physics2DServerSW::body_get_contacts_reported_depth_threshold(RID p_body) const {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND_V(!body, 0);
return 0;
};
void Physics2DServerSW::body_set_omit_force_integration(RID p_body, bool p_omit) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
body->set_omit_force_integration(p_omit);
};
bool Physics2DServerSW::body_is_omitting_force_integration(RID p_body) const {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND_V(!body, false);
return body->get_omit_force_integration();
};
void Physics2DServerSW::body_set_max_contacts_reported(RID p_body, int p_contacts) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
body->set_max_contacts_reported(p_contacts);
}
int Physics2DServerSW::body_get_max_contacts_reported(RID p_body) const {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND_V(!body, -1);
return body->get_max_contacts_reported();
}
void Physics2DServerSW::body_set_force_integration_callback(RID p_body, Object *p_receiver, const StringName &p_method, const Variant &p_udata) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
body->set_force_integration_callback(p_receiver ? p_receiver->get_instance_id() : ObjectID(0), p_method, p_udata);
}
bool Physics2DServerSW::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) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND_V(!body, false);
ERR_FAIL_INDEX_V(p_body_shape, body->get_shape_count(), false);
return shape_collide(body->get_shape(p_body_shape)->get_self(), body->get_transform() * body->get_shape_transform(p_body_shape), Vector2(), p_shape, p_shape_xform, p_motion, r_results, p_result_max, r_result_count);
}
void Physics2DServerSW::body_set_pickable(RID p_body, bool p_pickable) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND(!body);
body->set_pickable(p_pickable);
}
bool Physics2DServerSW::body_test_motion(RID p_body, const Transform2D &p_from, const Vector2 &p_motion, bool p_infinite_inertia, real_t p_margin, MotionResult *r_result, bool p_exclude_raycast_shapes, const Set<RID> &p_exclude) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND_V(!body, false);
ERR_FAIL_COND_V(!body->get_space(), false);
ERR_FAIL_COND_V(body->get_space()->is_locked(), false);
_update_shapes();
return body->get_space()->test_body_motion(body, p_from, p_motion, p_infinite_inertia, p_margin, r_result, p_exclude_raycast_shapes, p_exclude);
}
int Physics2DServerSW::body_test_ray_separation(RID p_body, const Transform2D &p_transform, bool p_infinite_inertia, Vector2 &r_recover_motion, SeparationResult *r_results, int p_result_max, float p_margin) {
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND_V(!body, false);
ERR_FAIL_COND_V(!body->get_space(), false);
ERR_FAIL_COND_V(body->get_space()->is_locked(), false);
return body->get_space()->test_body_ray_separation(body, p_transform, p_infinite_inertia, r_recover_motion, r_results, p_result_max, p_margin);
}
Physics2DDirectBodyState *Physics2DServerSW::body_get_direct_state(RID p_body) {
ERR_FAIL_COND_V_MSG((using_threads && !doing_sync), nullptr, "Body state is inaccessible right now, wait for iteration or physics process notification.");
if (!body_owner.owns(p_body)) {
return nullptr;
}
Body2DSW *body = body_owner.get(p_body);
ERR_FAIL_COND_V(!body, nullptr);
ERR_FAIL_COND_V(!body->get_space(), nullptr);
ERR_FAIL_COND_V_MSG(body->get_space()->is_locked(), nullptr, "Body state is inaccessible right now, wait for iteration or physics process notification.");
direct_state->body = body;
return direct_state;
}
/* JOINT API */
void Physics2DServerSW::joint_set_param(RID p_joint, JointParam p_param, real_t p_value) {
Joint2DSW *joint = joint_owner.get(p_joint);
ERR_FAIL_COND(!joint);
switch (p_param) {
case JOINT_PARAM_BIAS:
joint->set_bias(p_value);
break;
case JOINT_PARAM_MAX_BIAS:
joint->set_max_bias(p_value);
break;
case JOINT_PARAM_MAX_FORCE:
joint->set_max_force(p_value);
break;
}
}
real_t Physics2DServerSW::joint_get_param(RID p_joint, JointParam p_param) const {
const Joint2DSW *joint = joint_owner.get(p_joint);
ERR_FAIL_COND_V(!joint, -1);
switch (p_param) {
case JOINT_PARAM_BIAS:
return joint->get_bias();
break;
case JOINT_PARAM_MAX_BIAS:
return joint->get_max_bias();
break;
case JOINT_PARAM_MAX_FORCE:
return joint->get_max_force();
break;
}
return 0;
}
void Physics2DServerSW::joint_disable_collisions_between_bodies(RID p_joint, const bool p_disable) {
Joint2DSW *joint = joint_owner.get(p_joint);
ERR_FAIL_COND(!joint);
joint->disable_collisions_between_bodies(p_disable);
if (2 == joint->get_body_count()) {
Body2DSW *body_a = *joint->get_body_ptr();
Body2DSW *body_b = *(joint->get_body_ptr() + 1);
if (p_disable) {
body_add_collision_exception(body_a->get_self(), body_b->get_self());
body_add_collision_exception(body_b->get_self(), body_a->get_self());
} else {
body_remove_collision_exception(body_a->get_self(), body_b->get_self());
body_remove_collision_exception(body_b->get_self(), body_a->get_self());
}
}
}
bool Physics2DServerSW::joint_is_disabled_collisions_between_bodies(RID p_joint) const {
const Joint2DSW *joint = joint_owner.get(p_joint);
ERR_FAIL_COND_V(!joint, true);
return joint->is_disabled_collisions_between_bodies();
}
RID Physics2DServerSW::pin_joint_create(const Vector2 &p_pos, RID p_body_a, RID p_body_b) {
Body2DSW *A = body_owner.get(p_body_a);
ERR_FAIL_COND_V(!A, RID());
Body2DSW *B = nullptr;
if (body_owner.owns(p_body_b)) {
B = body_owner.get(p_body_b);
ERR_FAIL_COND_V(!B, RID());
}
Joint2DSW *joint = memnew(PinJoint2DSW(p_pos, A, B));
RID self = joint_owner.make_rid(joint);
joint->set_self(self);
return self;
}
RID Physics2DServerSW::groove_joint_create(const Vector2 &p_a_groove1, const Vector2 &p_a_groove2, const Vector2 &p_b_anchor, RID p_body_a, RID p_body_b) {
Body2DSW *A = body_owner.get(p_body_a);
ERR_FAIL_COND_V(!A, RID());
Body2DSW *B = body_owner.get(p_body_b);
ERR_FAIL_COND_V(!B, RID());
Joint2DSW *joint = memnew(GrooveJoint2DSW(p_a_groove1, p_a_groove2, p_b_anchor, A, B));
RID self = joint_owner.make_rid(joint);
joint->set_self(self);
return self;
}
RID Physics2DServerSW::damped_spring_joint_create(const Vector2 &p_anchor_a, const Vector2 &p_anchor_b, RID p_body_a, RID p_body_b) {
Body2DSW *A = body_owner.get(p_body_a);
ERR_FAIL_COND_V(!A, RID());
Body2DSW *B = body_owner.get(p_body_b);
ERR_FAIL_COND_V(!B, RID());
Joint2DSW *joint = memnew(DampedSpringJoint2DSW(p_anchor_a, p_anchor_b, A, B));
RID self = joint_owner.make_rid(joint);
joint->set_self(self);
return self;
}
void Physics2DServerSW::pin_joint_set_param(RID p_joint, PinJointParam p_param, real_t p_value) {
Joint2DSW *j = joint_owner.get(p_joint);
ERR_FAIL_COND(!j);
ERR_FAIL_COND(j->get_type() != JOINT_PIN);
PinJoint2DSW *pin_joint = static_cast<PinJoint2DSW *>(j);
pin_joint->set_param(p_param, p_value);
}
real_t Physics2DServerSW::pin_joint_get_param(RID p_joint, PinJointParam p_param) const {
Joint2DSW *j = joint_owner.get(p_joint);
ERR_FAIL_COND_V(!j, 0);
ERR_FAIL_COND_V(j->get_type() != JOINT_PIN, 0);
PinJoint2DSW *pin_joint = static_cast<PinJoint2DSW *>(j);
return pin_joint->get_param(p_param);
}
void Physics2DServerSW::damped_string_joint_set_param(RID p_joint, DampedStringParam p_param, real_t p_value) {
Joint2DSW *j = joint_owner.get(p_joint);
ERR_FAIL_COND(!j);
ERR_FAIL_COND(j->get_type() != JOINT_DAMPED_SPRING);
DampedSpringJoint2DSW *dsj = static_cast<DampedSpringJoint2DSW *>(j);
dsj->set_param(p_param, p_value);
}
real_t Physics2DServerSW::damped_string_joint_get_param(RID p_joint, DampedStringParam p_param) const {
Joint2DSW *j = joint_owner.get(p_joint);
ERR_FAIL_COND_V(!j, 0);
ERR_FAIL_COND_V(j->get_type() != JOINT_DAMPED_SPRING, 0);
DampedSpringJoint2DSW *dsj = static_cast<DampedSpringJoint2DSW *>(j);
return dsj->get_param(p_param);
}
Physics2DServer::JointType Physics2DServerSW::joint_get_type(RID p_joint) const {
Joint2DSW *joint = joint_owner.get(p_joint);
ERR_FAIL_COND_V(!joint, JOINT_PIN);
return joint->get_type();
}
void Physics2DServerSW::free(RID p_rid) {
_update_shapes(); // just in case
if (shape_owner.owns(p_rid)) {
Shape2DSW *shape = shape_owner.get(p_rid);
while (shape->get_owners().size()) {
ShapeOwner2DSW *so = shape->get_owners().front()->key();
so->remove_shape(shape);
}
shape_owner.free(p_rid);
memdelete(shape);
} else if (body_owner.owns(p_rid)) {
Body2DSW *body = body_owner.get(p_rid);
/*
if (body->get_state_query())
_clear_query(body->get_state_query());
if (body->get_direct_state_query())
_clear_query(body->get_direct_state_query());
*/
body_set_space(p_rid, RID());
while (body->get_shape_count()) {
body->remove_shape(0);
}
body_owner.free(p_rid);
memdelete(body);
} else if (area_owner.owns(p_rid)) {
Area2DSW *area = area_owner.get(p_rid);
/*
if (area->get_monitor_query())
_clear_query(area->get_monitor_query());
*/
area->set_space(nullptr);
while (area->get_shape_count()) {
area->remove_shape(0);
}
area_owner.free(p_rid);
memdelete(area);
} else if (space_owner.owns(p_rid)) {
Space2DSW *space = space_owner.get(p_rid);
while (space->get_objects().size()) {
CollisionObject2DSW *co = (CollisionObject2DSW *)space->get_objects().front()->get();
co->set_space(nullptr);
}
active_spaces.erase(space);
free(space->get_default_area()->get_self());
space_owner.free(p_rid);
memdelete(space);
} else if (joint_owner.owns(p_rid)) {
Joint2DSW *joint = joint_owner.get(p_rid);
joint_owner.free(p_rid);
memdelete(joint);
} else {
ERR_FAIL_MSG("Invalid ID.");
}
};
void Physics2DServerSW::set_active(bool p_active) {
active = p_active;
};
void Physics2DServerSW::set_collision_iterations(int p_iterations) {
iterations = p_iterations;
};
void Physics2DServerSW::init() {
doing_sync = false;
last_step = 0.001;
iterations = 8; // 8?
stepper = memnew(Step2DSW);
direct_state = memnew(Physics2DDirectBodyStateSW);
};
void Physics2DServerSW::step(real_t p_step) {
if (!active) {
return;
}
_update_shapes();
last_step = p_step;
Physics2DDirectBodyStateSW::singleton->step = p_step;
island_count = 0;
active_objects = 0;
collision_pairs = 0;
for (Set<const Space2DSW *>::Element *E = active_spaces.front(); E; E = E->next()) {
stepper->step((Space2DSW *)E->get(), p_step, iterations);
island_count += E->get()->get_island_count();
active_objects += E->get()->get_active_objects();
collision_pairs += E->get()->get_collision_pairs();
}
};
void Physics2DServerSW::sync() {
doing_sync = true;
};
void Physics2DServerSW::flush_queries() {
if (!active) {
return;
}
flushing_queries = true;
uint64_t time_beg = OS::get_singleton()->get_ticks_usec();
for (Set<const Space2DSW *>::Element *E = active_spaces.front(); E; E = E->next()) {
Space2DSW *space = (Space2DSW *)E->get();
space->call_queries();
}
flushing_queries = false;
if (ScriptDebugger::get_singleton() && ScriptDebugger::get_singleton()->is_profiling()) {
uint64_t total_time[Space2DSW::ELAPSED_TIME_MAX];
static const char *time_name[Space2DSW::ELAPSED_TIME_MAX] = {
"integrate_forces",
"generate_islands",
"setup_constraints",
"solve_constraints",
"integrate_velocities"
};
for (int i = 0; i < Space2DSW::ELAPSED_TIME_MAX; i++) {
total_time[i] = 0;
}
for (Set<const Space2DSW *>::Element *E = active_spaces.front(); E; E = E->next()) {
for (int i = 0; i < Space2DSW::ELAPSED_TIME_MAX; i++) {
total_time[i] += E->get()->get_elapsed_time(Space2DSW::ElapsedTime(i));
}
}
Array values;
values.resize(Space2DSW::ELAPSED_TIME_MAX * 2);
for (int i = 0; i < Space2DSW::ELAPSED_TIME_MAX; i++) {
values[i * 2 + 0] = time_name[i];
values[i * 2 + 1] = USEC_TO_SEC(total_time[i]);
}
values.push_back("flush_queries");
values.push_back(USEC_TO_SEC(OS::get_singleton()->get_ticks_usec() - time_beg));
ScriptDebugger::get_singleton()->add_profiling_frame_data("physics_2d", values);
}
}
void Physics2DServerSW::end_sync() {
doing_sync = false;
}
void Physics2DServerSW::finish() {
memdelete(stepper);
memdelete(direct_state);
};
void Physics2DServerSW::_update_shapes() {
while (pending_shape_update_list.first()) {
pending_shape_update_list.first()->self()->_shape_changed();
pending_shape_update_list.remove(pending_shape_update_list.first());
}
}
int Physics2DServerSW::get_process_info(ProcessInfo p_info) {
switch (p_info) {
case INFO_ACTIVE_OBJECTS: {
return active_objects;
} break;
case INFO_COLLISION_PAIRS: {
return collision_pairs;
} break;
case INFO_ISLAND_COUNT: {
return island_count;
} break;
}
return 0;
}
Physics2DServerSW *Physics2DServerSW::singletonsw = nullptr;
Physics2DServerSW::Physics2DServerSW() {
singletonsw = this;
GLOBAL_DEF("physics/2d/use_bvh", true);
GLOBAL_DEF("physics/2d/bp_hash_table_size", 4096);
GLOBAL_DEF("physics/2d/cell_size", 128);
GLOBAL_DEF("physics/2d/large_object_surface_threshold_in_cells", 512);
bool use_bvh = GLOBAL_GET("physics/2d/use_bvh");
if (use_bvh) {
BroadPhase2DSW::create_func = BroadPhase2DBVH::_create;
} else {
BroadPhase2DSW::create_func = BroadPhase2DHashGrid::_create;
}
active = true;
island_count = 0;
active_objects = 0;
collision_pairs = 0;
#ifdef NO_THREADS
using_threads = false;
#else
using_threads = int(GLOBAL_GET("physics/2d/thread_model")) == 2;
#endif
flushing_queries = false;
};
Physics2DServerSW::~Physics2DServerSW(){
};