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-rw-r--r--servers/physics_2d/area_2d_sw.cpp20
-rw-r--r--servers/physics_2d/area_2d_sw.h8
-rw-r--r--servers/physics_2d/area_pair_2d_sw.cpp67
-rw-r--r--servers/physics_2d/area_pair_2d_sw.h6
-rw-r--r--servers/physics_2d/body_2d_sw.cpp296
-rw-r--r--servers/physics_2d/body_2d_sw.h175
-rw-r--r--servers/physics_2d/body_direct_state_2d_sw.cpp186
-rw-r--r--servers/physics_2d/body_direct_state_2d_sw.h92
-rw-r--r--servers/physics_2d/body_pair_2d_sw.cpp4
-rw-r--r--servers/physics_2d/collision_solver_2d_sat.cpp18
-rw-r--r--servers/physics_2d/collision_solver_2d_sw.cpp92
-rw-r--r--servers/physics_2d/collision_solver_2d_sw.h8
-rw-r--r--servers/physics_2d/joints_2d_sw.cpp15
-rw-r--r--servers/physics_2d/physics_server_2d_sw.cpp42
-rw-r--r--servers/physics_2d/physics_server_2d_sw.h14
-rw-r--r--servers/physics_2d/physics_server_2d_wrap_mt.h12
-rw-r--r--servers/physics_2d/shape_2d_sw.cpp55
-rw-r--r--servers/physics_2d/shape_2d_sw.h47
-rw-r--r--servers/physics_2d/space_2d_sw.cpp42
-rw-r--r--servers/physics_2d/space_2d_sw.h27
-rw-r--r--servers/physics_2d/step_2d_sw.cpp2
21 files changed, 829 insertions, 399 deletions
diff --git a/servers/physics_2d/area_2d_sw.cpp b/servers/physics_2d/area_2d_sw.cpp
index 532cb259b3..663a47f273 100644
--- a/servers/physics_2d/area_2d_sw.cpp
+++ b/servers/physics_2d/area_2d_sw.cpp
@@ -274,6 +274,26 @@ void Area2DSW::call_queries() {
}
}
+void Area2DSW::compute_gravity(const Vector2 &p_position, Vector2 &r_gravity) const {
+ if (is_gravity_point()) {
+ const real_t gravity_distance_scale = get_gravity_distance_scale();
+ Vector2 v = get_transform().xform(get_gravity_vector()) - p_position;
+ if (gravity_distance_scale > 0) {
+ const real_t v_length = v.length();
+ if (v_length > 0) {
+ const real_t v_scaled = v_length * gravity_distance_scale;
+ r_gravity = (v.normalized() * (get_gravity() / (v_scaled * v_scaled)));
+ } else {
+ r_gravity = Vector2();
+ }
+ } else {
+ r_gravity = v.normalized() * get_gravity();
+ }
+ } else {
+ r_gravity = get_gravity_vector() * get_gravity();
+ }
+}
+
Area2DSW::Area2DSW() :
CollisionObject2DSW(TYPE_AREA),
monitor_query_list(this),
diff --git a/servers/physics_2d/area_2d_sw.h b/servers/physics_2d/area_2d_sw.h
index 3bf603b30d..d9147d6f1d 100644
--- a/servers/physics_2d/area_2d_sw.h
+++ b/servers/physics_2d/area_2d_sw.h
@@ -34,7 +34,6 @@
#include "collision_object_2d_sw.h"
#include "core/templates/self_list.h"
#include "servers/physics_server_2d.h"
-//#include "servers/physics_3d/query_sw.h"
class Space2DSW;
class Body2DSW;
@@ -94,17 +93,12 @@ class Area2DSW : public CollisionObject2DSW {
Map<BodyKey, BodyState> monitored_bodies;
Map<BodyKey, BodyState> monitored_areas;
- //virtual void shape_changed_notify(Shape2DSW *p_shape);
- //virtual void shape_deleted_notify(Shape2DSW *p_shape);
Set<Constraint2DSW *> constraints;
virtual void _shapes_changed();
void _queue_monitor_update();
public:
- //_FORCE_INLINE_ const Matrix32& get_inverse_transform() const { return inverse_transform; }
- //_FORCE_INLINE_ SpaceSW* get_owner() { return owner; }
-
void set_monitor_callback(ObjectID p_id, const StringName &p_method);
_FORCE_INLINE_ bool has_monitor_callback() const { return monitor_callback_id.is_valid(); }
@@ -161,6 +155,8 @@ public:
void call_queries();
+ void compute_gravity(const Vector2 &p_position, Vector2 &r_gravity) const;
+
Area2DSW();
~Area2DSW();
};
diff --git a/servers/physics_2d/area_pair_2d_sw.cpp b/servers/physics_2d/area_pair_2d_sw.cpp
index 5ca16cb6fc..4f1148c26f 100644
--- a/servers/physics_2d/area_pair_2d_sw.cpp
+++ b/servers/physics_2d/area_pair_2d_sw.cpp
@@ -33,7 +33,7 @@
bool AreaPair2DSW::setup(real_t p_step) {
bool result = false;
- if (area->interacts_with(body) && CollisionSolver2DSW::solve(body->get_shape(body_shape), body->get_transform() * body->get_shape_transform(body_shape), Vector2(), area->get_shape(area_shape), area->get_transform() * area->get_shape_transform(area_shape), Vector2(), nullptr, this)) {
+ if (area->collides_with(body) && CollisionSolver2DSW::solve(body->get_shape(body_shape), body->get_transform() * body->get_shape_transform(body_shape), Vector2(), area->get_shape(area_shape), area->get_transform() * area->get_shape_transform(area_shape), Vector2(), nullptr, this)) {
result = true;
}
@@ -109,46 +109,51 @@ AreaPair2DSW::~AreaPair2DSW() {
//////////////////////////////////
bool Area2Pair2DSW::setup(real_t p_step) {
- bool result = false;
- if (area_a->interacts_with(area_b) && CollisionSolver2DSW::solve(area_a->get_shape(shape_a), area_a->get_transform() * area_a->get_shape_transform(shape_a), Vector2(), area_b->get_shape(shape_b), area_b->get_transform() * area_b->get_shape_transform(shape_b), Vector2(), nullptr, this)) {
- result = true;
+ bool result_a = area_a->collides_with(area_b);
+ bool result_b = area_b->collides_with(area_a);
+ if ((result_a || result_b) && !CollisionSolver2DSW::solve(area_a->get_shape(shape_a), area_a->get_transform() * area_a->get_shape_transform(shape_a), Vector2(), area_b->get_shape(shape_b), area_b->get_transform() * area_b->get_shape_transform(shape_b), Vector2(), nullptr, this)) {
+ result_a = false;
+ result_b = false;
}
- process_collision = false;
- if (result != colliding) {
- if (area_b->has_area_monitor_callback() && area_a->is_monitorable()) {
- process_collision = true;
- } else if (area_a->has_area_monitor_callback() && area_b->is_monitorable()) {
+ bool process_collision = false;
+
+ process_collision_a = false;
+ if (result_a != colliding_a) {
+ if (area_a->has_area_monitor_callback() && area_b->is_monitorable()) {
+ process_collision_a = true;
process_collision = true;
}
+ colliding_a = result_a;
+ }
- colliding = result;
+ process_collision_b = false;
+ if (result_b != colliding_b) {
+ if (area_b->has_area_monitor_callback() && area_a->is_monitorable()) {
+ process_collision_b = true;
+ process_collision = true;
+ }
+ colliding_b = result_b;
}
return process_collision;
}
bool Area2Pair2DSW::pre_solve(real_t p_step) {
- if (!process_collision) {
- return false;
+ if (process_collision_a) {
+ if (colliding_a) {
+ area_a->add_area_to_query(area_b, shape_b, shape_a);
+ } else {
+ area_a->remove_area_from_query(area_b, shape_b, shape_a);
+ }
}
- if (colliding) {
- if (area_b->has_area_monitor_callback() && area_a->is_monitorable()) {
+ if (process_collision_b) {
+ if (colliding_b) {
area_b->add_area_to_query(area_a, shape_a, shape_b);
- }
-
- if (area_a->has_area_monitor_callback() && area_b->is_monitorable()) {
- area_a->add_area_to_query(area_b, shape_b, shape_a);
- }
- } else {
- if (area_b->has_area_monitor_callback() && area_a->is_monitorable()) {
+ } else {
area_b->remove_area_from_query(area_a, shape_a, shape_b);
}
-
- if (area_a->has_area_monitor_callback() && area_b->is_monitorable()) {
- area_a->remove_area_from_query(area_b, shape_b, shape_a);
- }
}
return false; // Never do any post solving.
@@ -168,16 +173,18 @@ Area2Pair2DSW::Area2Pair2DSW(Area2DSW *p_area_a, int p_shape_a, Area2DSW *p_area
}
Area2Pair2DSW::~Area2Pair2DSW() {
- if (colliding) {
- if (area_b->has_area_monitor_callback()) {
- area_b->remove_area_from_query(area_a, shape_a, shape_b);
- }
-
+ if (colliding_a) {
if (area_a->has_area_monitor_callback()) {
area_a->remove_area_from_query(area_b, shape_b, shape_a);
}
}
+ if (colliding_b) {
+ if (area_b->has_area_monitor_callback()) {
+ area_b->remove_area_from_query(area_a, shape_a, shape_b);
+ }
+ }
+
area_a->remove_constraint(this);
area_b->remove_constraint(this);
}
diff --git a/servers/physics_2d/area_pair_2d_sw.h b/servers/physics_2d/area_pair_2d_sw.h
index 4632a307d9..66e9f1afee 100644
--- a/servers/physics_2d/area_pair_2d_sw.h
+++ b/servers/physics_2d/area_pair_2d_sw.h
@@ -57,8 +57,10 @@ class Area2Pair2DSW : public Constraint2DSW {
Area2DSW *area_b = nullptr;
int shape_a = 0;
int shape_b = 0;
- bool colliding = false;
- bool process_collision = false;
+ bool colliding_a = false;
+ bool colliding_b = false;
+ bool process_collision_a = false;
+ bool process_collision_b = false;
public:
virtual bool setup(real_t p_step) override;
diff --git a/servers/physics_2d/body_2d_sw.cpp b/servers/physics_2d/body_2d_sw.cpp
index 7aa2f9b7de..edd769aa9a 100644
--- a/servers/physics_2d/body_2d_sw.cpp
+++ b/servers/physics_2d/body_2d_sw.cpp
@@ -29,51 +29,77 @@
/*************************************************************************/
#include "body_2d_sw.h"
+
#include "area_2d_sw.h"
-#include "physics_server_2d_sw.h"
+#include "body_direct_state_2d_sw.h"
#include "space_2d_sw.h"
-void Body2DSW::_update_inertia() {
- if (!user_inertia && get_space() && !inertia_update_list.in_list()) {
- get_space()->body_add_to_inertia_update_list(&inertia_update_list);
+void Body2DSW::_mass_properties_changed() {
+ if (get_space() && !mass_properties_update_list.in_list() && (calculate_inertia || calculate_center_of_mass)) {
+ get_space()->body_add_to_mass_properties_update_list(&mass_properties_update_list);
}
}
-void Body2DSW::update_inertias() {
+void Body2DSW::update_mass_properties() {
//update shapes and motions
switch (mode) {
case PhysicsServer2D::BODY_MODE_DYNAMIC: {
- if (user_inertia) {
- _inv_inertia = inertia > 0 ? (1.0 / inertia) : 0;
- break;
- }
- //update tensor for allshapes, not the best way but should be somehow OK. (inspired from bullet)
real_t total_area = 0;
-
for (int i = 0; i < get_shape_count(); i++) {
+ if (is_shape_disabled(i)) {
+ continue;
+ }
total_area += get_shape_aabb(i).get_area();
}
- inertia = 0;
+ if (calculate_center_of_mass) {
+ // We have to recompute the center of mass.
+ center_of_mass = Vector2();
- for (int i = 0; i < get_shape_count(); i++) {
- if (is_shape_disabled(i)) {
- continue;
+ if (total_area != 0.0) {
+ for (int i = 0; i < get_shape_count(); i++) {
+ if (is_shape_disabled(i)) {
+ continue;
+ }
+
+ real_t area = get_shape_aabb(i).get_area();
+
+ real_t mass = area * this->mass / total_area;
+
+ // NOTE: we assume that the shape origin is also its center of mass.
+ center_of_mass += mass * get_shape_transform(i).get_origin();
+ }
+
+ center_of_mass /= mass;
}
+ }
+
+ if (calculate_inertia) {
+ inertia = 0;
+
+ for (int i = 0; i < get_shape_count(); i++) {
+ if (is_shape_disabled(i)) {
+ continue;
+ }
- const Shape2DSW *shape = get_shape(i);
+ const Shape2DSW *shape = get_shape(i);
- real_t area = get_shape_aabb(i).get_area();
+ real_t area = get_shape_aabb(i).get_area();
+ if (area == 0.0) {
+ continue;
+ }
- real_t mass = area * this->mass / total_area;
+ real_t mass = area * this->mass / total_area;
- Transform2D mtx = get_shape_transform(i);
- Vector2 scale = mtx.get_scale();
- inertia += shape->get_moment_of_inertia(mass, scale) + mass * mtx.get_origin().length_squared();
+ Transform2D mtx = get_shape_transform(i);
+ Vector2 scale = mtx.get_scale();
+ Vector2 shape_origin = mtx.get_origin() - center_of_mass;
+ inertia += shape->get_moment_of_inertia(mass, scale) + mass * shape_origin.length_squared();
+ }
}
- _inv_inertia = inertia > 0 ? (1.0 / inertia) : 0;
+ _inv_inertia = inertia > 0.0 ? (1.0 / inertia) : 0.0;
if (mass) {
_inv_mass = 1.0 / mass;
@@ -93,9 +119,12 @@ void Body2DSW::update_inertias() {
} break;
}
- //_update_inertia_tensor();
+}
- //_update_shapes();
+void Body2DSW::reset_mass_properties() {
+ calculate_inertia = true;
+ calculate_center_of_mass = true;
+ _mass_properties_changed();
}
void Body2DSW::set_active(bool p_active) {
@@ -117,7 +146,7 @@ void Body2DSW::set_active(bool p_active) {
}
}
-void Body2DSW::set_param(PhysicsServer2D::BodyParameter p_param, real_t p_value) {
+void Body2DSW::set_param(PhysicsServer2D::BodyParameter p_param, const Variant &p_value) {
switch (p_param) {
case PhysicsServer2D::BODY_PARAM_BOUNCE: {
bounce = p_value;
@@ -126,21 +155,32 @@ void Body2DSW::set_param(PhysicsServer2D::BodyParameter p_param, real_t p_value)
friction = p_value;
} break;
case PhysicsServer2D::BODY_PARAM_MASS: {
- ERR_FAIL_COND(p_value <= 0);
- mass = p_value;
- _update_inertia();
-
+ real_t mass_value = p_value;
+ ERR_FAIL_COND(mass_value <= 0);
+ mass = mass_value;
+ if (mode >= PhysicsServer2D::BODY_MODE_DYNAMIC) {
+ _mass_properties_changed();
+ }
} break;
case PhysicsServer2D::BODY_PARAM_INERTIA: {
- if (p_value <= 0) {
- user_inertia = false;
- _update_inertia();
+ real_t inertia_value = p_value;
+ if (inertia_value <= 0.0) {
+ calculate_inertia = true;
+ if (mode == PhysicsServer2D::BODY_MODE_DYNAMIC) {
+ _mass_properties_changed();
+ }
} else {
- user_inertia = true;
- inertia = p_value;
- _inv_inertia = 1.0 / p_value;
+ calculate_inertia = false;
+ inertia = inertia_value;
+ if (mode == PhysicsServer2D::BODY_MODE_DYNAMIC) {
+ _inv_inertia = 1.0 / inertia;
+ }
}
} break;
+ case PhysicsServer2D::BODY_PARAM_CENTER_OF_MASS: {
+ calculate_center_of_mass = false;
+ center_of_mass = p_value;
+ } break;
case PhysicsServer2D::BODY_PARAM_GRAVITY_SCALE: {
gravity_scale = p_value;
} break;
@@ -155,7 +195,7 @@ void Body2DSW::set_param(PhysicsServer2D::BodyParameter p_param, real_t p_value)
}
}
-real_t Body2DSW::get_param(PhysicsServer2D::BodyParameter p_param) const {
+Variant Body2DSW::get_param(PhysicsServer2D::BodyParameter p_param) const {
switch (p_param) {
case PhysicsServer2D::BODY_PARAM_BOUNCE: {
return bounce;
@@ -169,6 +209,9 @@ real_t Body2DSW::get_param(PhysicsServer2D::BodyParameter p_param) const {
case PhysicsServer2D::BODY_PARAM_INERTIA: {
return inertia;
}
+ case PhysicsServer2D::BODY_PARAM_CENTER_OF_MASS: {
+ return center_of_mass;
+ }
case PhysicsServer2D::BODY_PARAM_GRAVITY_SCALE: {
return gravity_scale;
}
@@ -206,7 +249,10 @@ void Body2DSW::set_mode(PhysicsServer2D::BodyMode p_mode) {
} break;
case PhysicsServer2D::BODY_MODE_DYNAMIC: {
_inv_mass = mass > 0 ? (1.0 / mass) : 0;
- _inv_inertia = inertia > 0 ? (1.0 / inertia) : 0;
+ if (!calculate_inertia) {
+ _inv_inertia = 1.0 / inertia;
+ }
+ _mass_properties_changed();
_set_static(false);
set_active(true);
@@ -214,18 +260,11 @@ void Body2DSW::set_mode(PhysicsServer2D::BodyMode p_mode) {
case PhysicsServer2D::BODY_MODE_DYNAMIC_LOCKED: {
_inv_mass = mass > 0 ? (1.0 / mass) : 0;
_inv_inertia = 0;
+ angular_velocity = 0;
_set_static(false);
set_active(true);
- angular_velocity = 0;
- } break;
- }
- if (p_mode == PhysicsServer2D::BODY_MODE_DYNAMIC && _inv_inertia == 0) {
- _update_inertia();
+ }
}
- /*
- if (get_space())
- _update_queries();
- */
}
PhysicsServer2D::BodyMode Body2DSW::get_mode() const {
@@ -233,7 +272,7 @@ PhysicsServer2D::BodyMode Body2DSW::get_mode() const {
}
void Body2DSW::_shapes_changed() {
- _update_inertia();
+ _mass_properties_changed();
wakeup_neighbours();
}
@@ -268,11 +307,13 @@ void Body2DSW::set_state(PhysicsServer2D::BodyState p_state, const Variant &p_va
} break;
case PhysicsServer2D::BODY_STATE_LINEAR_VELOCITY: {
linear_velocity = p_variant;
+ constant_linear_velocity = linear_velocity;
wakeup();
} break;
case PhysicsServer2D::BODY_STATE_ANGULAR_VELOCITY: {
angular_velocity = p_variant;
+ constant_angular_velocity = angular_velocity;
wakeup();
} break;
@@ -295,7 +336,7 @@ void Body2DSW::set_state(PhysicsServer2D::BodyState p_state, const Variant &p_va
} break;
case PhysicsServer2D::BODY_STATE_CAN_SLEEP: {
can_sleep = p_variant;
- if (mode == PhysicsServer2D::BODY_MODE_DYNAMIC && !active && !can_sleep) {
+ if (mode >= PhysicsServer2D::BODY_MODE_DYNAMIC && !active && !can_sleep) {
set_active(true);
}
@@ -329,8 +370,8 @@ void Body2DSW::set_space(Space2DSW *p_space) {
if (get_space()) {
wakeup_neighbours();
- if (inertia_update_list.in_list()) {
- get_space()->body_remove_from_inertia_update_list(&inertia_update_list);
+ if (mass_properties_update_list.in_list()) {
+ get_space()->body_remove_from_mass_properties_update_list(&mass_properties_update_list);
}
if (active_list.in_list()) {
get_space()->body_remove_from_active_list(&active_list);
@@ -343,26 +384,17 @@ void Body2DSW::set_space(Space2DSW *p_space) {
_set_space(p_space);
if (get_space()) {
- _update_inertia();
+ _mass_properties_changed();
if (active) {
get_space()->body_add_to_active_list(&active_list);
}
}
-
- first_integration = false;
}
-void Body2DSW::_compute_area_gravity_and_dampenings(const Area2DSW *p_area) {
- if (p_area->is_gravity_point()) {
- if (p_area->get_gravity_distance_scale() > 0) {
- Vector2 v = p_area->get_transform().xform(p_area->get_gravity_vector()) - get_transform().get_origin();
- gravity += v.normalized() * (p_area->get_gravity() / Math::pow(v.length() * p_area->get_gravity_distance_scale() + 1, 2));
- } else {
- gravity += (p_area->get_transform().xform(p_area->get_gravity_vector()) - get_transform().get_origin()).normalized() * p_area->get_gravity();
- }
- } else {
- gravity += p_area->get_gravity_vector() * p_area->get_gravity();
- }
+void Body2DSW::_compute_area_gravity_and_damping(const Area2DSW *p_area) {
+ Vector2 area_gravity;
+ p_area->compute_gravity(get_transform().get_origin(), area_gravity);
+ gravity += area_gravity;
area_linear_damp += p_area->get_linear_damp();
area_angular_damp += p_area->get_angular_damp();
@@ -391,7 +423,7 @@ void Body2DSW::integrate_forces(real_t p_step) {
switch (mode) {
case PhysicsServer2D::AREA_SPACE_OVERRIDE_COMBINE:
case PhysicsServer2D::AREA_SPACE_OVERRIDE_COMBINE_REPLACE: {
- _compute_area_gravity_and_dampenings(aa[i].area);
+ _compute_area_gravity_and_damping(aa[i].area);
stopped = mode == PhysicsServer2D::AREA_SPACE_OVERRIDE_COMBINE_REPLACE;
} break;
case PhysicsServer2D::AREA_SPACE_OVERRIDE_REPLACE:
@@ -399,7 +431,7 @@ void Body2DSW::integrate_forces(real_t p_step) {
gravity = Vector2(0, 0);
area_angular_damp = 0;
area_linear_damp = 0;
- _compute_area_gravity_and_dampenings(aa[i].area);
+ _compute_area_gravity_and_damping(aa[i].area);
stopped = mode == PhysicsServer2D::AREA_SPACE_OVERRIDE_REPLACE;
} break;
default: {
@@ -408,7 +440,7 @@ void Body2DSW::integrate_forces(real_t p_step) {
}
}
if (!stopped) {
- _compute_area_gravity_and_dampenings(def_area);
+ _compute_area_gravity_and_damping(def_area);
}
gravity *= gravity_scale;
@@ -435,10 +467,10 @@ void Body2DSW::integrate_forces(real_t p_step) {
if (mode == PhysicsServer2D::BODY_MODE_KINEMATIC) {
//compute motion, angular and etc. velocities from prev transform
motion = new_transform.get_origin() - get_transform().get_origin();
- linear_velocity = motion / p_step;
+ linear_velocity = constant_linear_velocity + motion / p_step;
real_t rot = new_transform.get_rotation() - get_transform().get_rotation();
- angular_velocity = remainder(rot, 2.0 * Math_PI) / p_step;
+ angular_velocity = constant_angular_velocity + remainder(rot, 2.0 * Math_PI) / p_step;
do_motion = true;
@@ -450,7 +482,7 @@ void Body2DSW::integrate_forces(real_t p_step) {
*/
} else {
- if (!omit_force_integration && !first_integration) {
+ if (!omit_force_integration) {
//overridden by direct state query
Vector2 force = gravity * mass;
@@ -484,7 +516,6 @@ void Body2DSW::integrate_forces(real_t p_step) {
//motion=linear_velocity*p_step;
- first_integration = false;
biased_angular_velocity = 0;
biased_linear_velocity = Vector2();
@@ -502,7 +533,7 @@ void Body2DSW::integrate_velocities(real_t p_step) {
return;
}
- if (fi_callback) {
+ if (fi_callback_data || body_state_callback) {
get_space()->body_add_to_state_query_list(&direct_state_query_list);
}
@@ -521,14 +552,22 @@ void Body2DSW::integrate_velocities(real_t p_step) {
real_t angle = get_transform().get_rotation() + total_angular_velocity * p_step;
Vector2 pos = get_transform().get_origin() + total_linear_velocity * p_step;
+ real_t center_of_mass_distance = center_of_mass.length();
+ if (center_of_mass_distance > CMP_EPSILON) {
+ // Calculate displacement due to center of mass offset.
+ real_t prev_angle = get_transform().get_rotation();
+ real_t angle_base = Math::atan2(center_of_mass.y, center_of_mass.x);
+ Vector2 point1(Math::cos(angle_base + prev_angle), Math::sin(angle_base + prev_angle));
+ Vector2 point2(Math::cos(angle_base + angle), Math::sin(angle_base + angle));
+ pos += center_of_mass_distance * (point1 - point2);
+ }
+
_set_transform(Transform2D(angle, pos), continuous_cd_mode == PhysicsServer2D::CCD_MODE_DISABLED);
_set_inv_transform(get_transform().inverse());
if (continuous_cd_mode != PhysicsServer2D::CCD_MODE_DISABLED) {
new_transform = get_transform();
}
-
- //_update_inertia_tensor();
}
void Body2DSW::wakeup_neighbours() {
@@ -542,7 +581,7 @@ void Body2DSW::wakeup_neighbours() {
continue;
}
Body2DSW *b = n[i];
- if (b->mode != PhysicsServer2D::BODY_MODE_DYNAMIC) {
+ if (b->mode < PhysicsServer2D::BODY_MODE_DYNAMIC) {
continue;
}
@@ -554,27 +593,27 @@ void Body2DSW::wakeup_neighbours() {
}
void Body2DSW::call_queries() {
- if (fi_callback) {
- PhysicsDirectBodyState2DSW *dbs = PhysicsDirectBodyState2DSW::singleton;
- dbs->body = this;
-
- Variant v = dbs;
- const Variant *vp[2] = { &v, &fi_callback->callback_udata };
-
- Object *obj = fi_callback->callable.get_object();
- if (!obj) {
+ if (fi_callback_data) {
+ if (!fi_callback_data->callable.get_object()) {
set_force_integration_callback(Callable());
} else {
+ Variant direct_state_variant = get_direct_state();
+ const Variant *vp[2] = { &direct_state_variant, &fi_callback_data->udata };
+
Callable::CallError ce;
Variant rv;
- if (fi_callback->callback_udata.get_type() != Variant::NIL) {
- fi_callback->callable.call(vp, 2, rv, ce);
+ if (fi_callback_data->udata.get_type() != Variant::NIL) {
+ fi_callback_data->callable.call(vp, 2, rv, ce);
} else {
- fi_callback->callable.call(vp, 1, rv, ce);
+ fi_callback_data->callable.call(vp, 1, rv, ce);
}
}
}
+
+ if (body_state_callback) {
+ (body_state_callback)(body_state_callback_instance, get_direct_state());
+ }
}
bool Body2DSW::sleep_test(real_t p_step) {
@@ -594,78 +633,45 @@ bool Body2DSW::sleep_test(real_t p_step) {
}
}
+void Body2DSW::set_state_sync_callback(void *p_instance, PhysicsServer2D::BodyStateCallback p_callback) {
+ body_state_callback_instance = p_instance;
+ body_state_callback = p_callback;
+}
+
void Body2DSW::set_force_integration_callback(const Callable &p_callable, const Variant &p_udata) {
- if (fi_callback) {
- memdelete(fi_callback);
- fi_callback = nullptr;
+ if (p_callable.get_object()) {
+ if (!fi_callback_data) {
+ fi_callback_data = memnew(ForceIntegrationCallbackData);
+ }
+ fi_callback_data->callable = p_callable;
+ fi_callback_data->udata = p_udata;
+ } else if (fi_callback_data) {
+ memdelete(fi_callback_data);
+ fi_callback_data = nullptr;
}
+}
- if (p_callable.get_object()) {
- fi_callback = memnew(ForceIntegrationCallback);
- fi_callback->callable = p_callable;
- fi_callback->callback_udata = p_udata;
+PhysicsDirectBodyState2DSW *Body2DSW::get_direct_state() {
+ if (!direct_state) {
+ direct_state = memnew(PhysicsDirectBodyState2DSW);
+ direct_state->body = this;
}
+ return direct_state;
}
Body2DSW::Body2DSW() :
CollisionObject2DSW(TYPE_BODY),
active_list(this),
- inertia_update_list(this),
+ mass_properties_update_list(this),
direct_state_query_list(this) {
- mode = PhysicsServer2D::BODY_MODE_DYNAMIC;
- active = true;
- angular_velocity = 0;
- biased_angular_velocity = 0;
- mass = 1;
- inertia = 0;
- user_inertia = false;
- _inv_inertia = 0;
- _inv_mass = 1;
- bounce = 0;
- friction = 1;
- omit_force_integration = false;
- applied_torque = 0;
- island_step = 0;
_set_static(false);
- first_time_kinematic = false;
- linear_damp = -1;
- angular_damp = -1;
- area_angular_damp = 0;
- area_linear_damp = 0;
- contact_count = 0;
- gravity_scale = 1.0;
- first_integration = false;
-
- still_time = 0;
- continuous_cd_mode = PhysicsServer2D::CCD_MODE_DISABLED;
- can_sleep = true;
- fi_callback = nullptr;
}
Body2DSW::~Body2DSW() {
- if (fi_callback) {
- memdelete(fi_callback);
- }
-}
-
-PhysicsDirectBodyState2DSW *PhysicsDirectBodyState2DSW::singleton = nullptr;
-
-PhysicsDirectSpaceState2D *PhysicsDirectBodyState2DSW::get_space_state() {
- return body->get_space()->get_direct_state();
-}
-
-Variant PhysicsDirectBodyState2DSW::get_contact_collider_shape_metadata(int p_contact_idx) const {
- ERR_FAIL_INDEX_V(p_contact_idx, body->contact_count, Variant());
-
- if (!PhysicsServer2DSW::singletonsw->body_owner.owns(body->contacts[p_contact_idx].collider)) {
- return Variant();
+ if (fi_callback_data) {
+ memdelete(fi_callback_data);
}
- Body2DSW *other = PhysicsServer2DSW::singletonsw->body_owner.getornull(body->contacts[p_contact_idx].collider);
-
- int sidx = body->contacts[p_contact_idx].collider_shape;
- if (sidx < 0 || sidx >= other->get_shape_count()) {
- return Variant();
+ if (direct_state) {
+ memdelete(direct_state);
}
-
- return other->get_shape_metadata(sidx);
}
diff --git a/servers/physics_2d/body_2d_sw.h b/servers/physics_2d/body_2d_sw.h
index 74bef433dc..95e89786cd 100644
--- a/servers/physics_2d/body_2d_sw.h
+++ b/servers/physics_2d/body_2d_sw.h
@@ -38,50 +38,58 @@
#include "core/templates/vset.h"
class Constraint2DSW;
+class PhysicsDirectBodyState2DSW;
class Body2DSW : public CollisionObject2DSW {
- PhysicsServer2D::BodyMode mode;
+ PhysicsServer2D::BodyMode mode = PhysicsServer2D::BODY_MODE_DYNAMIC;
Vector2 biased_linear_velocity;
- real_t biased_angular_velocity;
+ real_t biased_angular_velocity = 0.0;
Vector2 linear_velocity;
- real_t angular_velocity;
+ real_t angular_velocity = 0.0;
- real_t linear_damp;
- real_t angular_damp;
- real_t gravity_scale;
+ Vector2 constant_linear_velocity;
+ real_t constant_angular_velocity = 0.0;
- real_t mass;
- real_t inertia;
- real_t bounce;
- real_t friction;
+ real_t linear_damp = -1.0;
+ real_t angular_damp = -1.0;
+ real_t gravity_scale = 1.0;
- real_t _inv_mass;
- real_t _inv_inertia;
- bool user_inertia;
+ real_t bounce = 0.0;
+ real_t friction = 1.0;
+
+ real_t mass = 1.0;
+ real_t _inv_mass = 1.0;
+
+ real_t inertia = 0.0;
+ real_t _inv_inertia = 0.0;
+
+ Vector2 center_of_mass;
+
+ bool calculate_inertia = true;
+ bool calculate_center_of_mass = true;
Vector2 gravity;
- real_t area_linear_damp;
- real_t area_angular_damp;
+ real_t area_linear_damp = 0.0;
+ real_t area_angular_damp = 0.0;
- real_t still_time;
+ real_t still_time = 0.0;
Vector2 applied_force;
- real_t applied_torque;
+ real_t applied_torque = 0.0;
SelfList<Body2DSW> active_list;
- SelfList<Body2DSW> inertia_update_list;
+ SelfList<Body2DSW> mass_properties_update_list;
SelfList<Body2DSW> direct_state_query_list;
VSet<RID> exceptions;
- PhysicsServer2D::CCDMode continuous_cd_mode;
- bool omit_force_integration;
- bool active;
- bool can_sleep;
- bool first_time_kinematic;
- bool first_integration;
- void _update_inertia();
+ PhysicsServer2D::CCDMode continuous_cd_mode = PhysicsServer2D::CCD_MODE_DISABLED;
+ bool omit_force_integration = false;
+ bool active = true;
+ bool can_sleep = true;
+ bool first_time_kinematic = false;
+ void _mass_properties_changed();
virtual void _shapes_changed();
Transform2D new_transform;
@@ -114,24 +122,32 @@ class Body2DSW : public CollisionObject2DSW {
};
Vector<Contact> contacts; //no contacts by default
- int contact_count;
+ int contact_count = 0;
+
+ void *body_state_callback_instance = nullptr;
+ PhysicsServer2D::BodyStateCallback body_state_callback = nullptr;
- struct ForceIntegrationCallback {
+ struct ForceIntegrationCallbackData {
Callable callable;
- Variant callback_udata;
+ Variant udata;
};
- ForceIntegrationCallback *fi_callback;
+ ForceIntegrationCallbackData *fi_callback_data = nullptr;
- uint64_t island_step;
+ PhysicsDirectBodyState2DSW *direct_state = nullptr;
- _FORCE_INLINE_ void _compute_area_gravity_and_dampenings(const Area2DSW *p_area);
+ uint64_t island_step = 0;
+
+ _FORCE_INLINE_ void _compute_area_gravity_and_damping(const Area2DSW *p_area);
friend class PhysicsDirectBodyState2DSW; // i give up, too many functions to expose
public:
+ void set_state_sync_callback(void *p_instance, PhysicsServer2D::BodyStateCallback p_callback);
void set_force_integration_callback(const Callable &p_callable, const Variant &p_udata = Variant());
+ PhysicsDirectBodyState2DSW *get_direct_state();
+
_FORCE_INLINE_ void add_area(Area2DSW *p_area) {
int index = areas.find(AreaCMP(p_area));
if (index > -1) {
@@ -198,7 +214,7 @@ public:
_FORCE_INLINE_ void apply_impulse(const Vector2 &p_impulse, const Vector2 &p_position = Vector2()) {
linear_velocity += p_impulse * _inv_mass;
- angular_velocity += _inv_inertia * p_position.cross(p_impulse);
+ angular_velocity += _inv_inertia * (p_position - center_of_mass).cross(p_impulse);
}
_FORCE_INLINE_ void apply_torque_impulse(real_t p_torque) {
@@ -207,7 +223,7 @@ public:
_FORCE_INLINE_ void apply_bias_impulse(const Vector2 &p_impulse, const Vector2 &p_position = Vector2()) {
biased_linear_velocity += p_impulse * _inv_mass;
- biased_angular_velocity += _inv_inertia * p_position.cross(p_impulse);
+ biased_angular_velocity += _inv_inertia * (p_position - center_of_mass).cross(p_impulse);
}
void set_active(bool p_active);
@@ -220,8 +236,8 @@ public:
set_active(true);
}
- void set_param(PhysicsServer2D::BodyParameter p_param, real_t);
- real_t get_param(PhysicsServer2D::BodyParameter p_param) const;
+ void set_param(PhysicsServer2D::BodyParameter p_param, const Variant &p_value);
+ Variant get_param(PhysicsServer2D::BodyParameter p_param) const;
void set_mode(PhysicsServer2D::BodyMode p_mode);
PhysicsServer2D::BodyMode get_mode() const;
@@ -241,7 +257,7 @@ public:
_FORCE_INLINE_ void add_force(const Vector2 &p_force, const Vector2 &p_position = Vector2()) {
applied_force += p_force;
- applied_torque += p_position.cross(p_force);
+ applied_torque += (p_position - center_of_mass).cross(p_force);
}
_FORCE_INLINE_ void add_torque(real_t p_torque) {
@@ -253,8 +269,10 @@ public:
void set_space(Space2DSW *p_space);
- void update_inertias();
+ void update_mass_properties();
+ void reset_mass_properties();
+ _FORCE_INLINE_ Vector2 get_center_of_mass() const { return center_of_mass; }
_FORCE_INLINE_ real_t get_inv_mass() const { return _inv_mass; }
_FORCE_INLINE_ real_t get_inv_inertia() const { return _inv_inertia; }
_FORCE_INLINE_ real_t get_friction() const { return friction; }
@@ -332,87 +350,4 @@ void Body2DSW::add_contact(const Vector2 &p_local_pos, const Vector2 &p_local_no
c[idx].collider_velocity_at_pos = p_collider_velocity_at_pos;
}
-class PhysicsDirectBodyState2DSW : public PhysicsDirectBodyState2D {
- GDCLASS(PhysicsDirectBodyState2DSW, PhysicsDirectBodyState2D);
-
-public:
- static PhysicsDirectBodyState2DSW *singleton;
- Body2DSW *body;
- real_t step;
-
- virtual Vector2 get_total_gravity() const override { return body->gravity; } // get gravity vector working on this body space/area
- virtual real_t get_total_angular_damp() const override { return body->area_angular_damp; } // get density of this body space/area
- virtual real_t get_total_linear_damp() const override { return body->area_linear_damp; } // get density of this body space/area
-
- virtual real_t get_inverse_mass() const override { return body->get_inv_mass(); } // get the mass
- virtual real_t get_inverse_inertia() const override { return body->get_inv_inertia(); } // get density of this body space
-
- virtual void set_linear_velocity(const Vector2 &p_velocity) override { body->set_linear_velocity(p_velocity); }
- virtual Vector2 get_linear_velocity() const override { return body->get_linear_velocity(); }
-
- virtual void set_angular_velocity(real_t p_velocity) override { body->set_angular_velocity(p_velocity); }
- virtual real_t get_angular_velocity() const override { return body->get_angular_velocity(); }
-
- virtual void set_transform(const Transform2D &p_transform) override { body->set_state(PhysicsServer2D::BODY_STATE_TRANSFORM, p_transform); }
- virtual Transform2D get_transform() const override { return body->get_transform(); }
-
- virtual Vector2 get_velocity_at_local_position(const Vector2 &p_position) const override { return body->get_velocity_in_local_point(p_position); }
-
- virtual void add_central_force(const Vector2 &p_force) override { body->add_central_force(p_force); }
- virtual void add_force(const Vector2 &p_force, const Vector2 &p_position = Vector2()) override { body->add_force(p_force, p_position); }
- virtual void add_torque(real_t p_torque) override { body->add_torque(p_torque); }
- virtual void apply_central_impulse(const Vector2 &p_impulse) override { body->apply_central_impulse(p_impulse); }
- virtual void apply_impulse(const Vector2 &p_impulse, const Vector2 &p_position = Vector2()) override { body->apply_impulse(p_impulse, p_position); }
- virtual void apply_torque_impulse(real_t p_torque) override { body->apply_torque_impulse(p_torque); }
-
- virtual void set_sleep_state(bool p_enable) override { body->set_active(!p_enable); }
- virtual bool is_sleeping() const override { return !body->is_active(); }
-
- virtual int get_contact_count() const override { return body->contact_count; }
-
- virtual Vector2 get_contact_local_position(int p_contact_idx) const override {
- ERR_FAIL_INDEX_V(p_contact_idx, body->contact_count, Vector2());
- return body->contacts[p_contact_idx].local_pos;
- }
- virtual Vector2 get_contact_local_normal(int p_contact_idx) const override {
- ERR_FAIL_INDEX_V(p_contact_idx, body->contact_count, Vector2());
- return body->contacts[p_contact_idx].local_normal;
- }
- virtual int get_contact_local_shape(int p_contact_idx) const override {
- ERR_FAIL_INDEX_V(p_contact_idx, body->contact_count, -1);
- return body->contacts[p_contact_idx].local_shape;
- }
-
- virtual RID get_contact_collider(int p_contact_idx) const override {
- ERR_FAIL_INDEX_V(p_contact_idx, body->contact_count, RID());
- return body->contacts[p_contact_idx].collider;
- }
- virtual Vector2 get_contact_collider_position(int p_contact_idx) const override {
- ERR_FAIL_INDEX_V(p_contact_idx, body->contact_count, Vector2());
- return body->contacts[p_contact_idx].collider_pos;
- }
- virtual ObjectID get_contact_collider_id(int p_contact_idx) const override {
- ERR_FAIL_INDEX_V(p_contact_idx, body->contact_count, ObjectID());
- return body->contacts[p_contact_idx].collider_instance_id;
- }
- virtual int get_contact_collider_shape(int p_contact_idx) const override {
- ERR_FAIL_INDEX_V(p_contact_idx, body->contact_count, 0);
- return body->contacts[p_contact_idx].collider_shape;
- }
- virtual Variant get_contact_collider_shape_metadata(int p_contact_idx) const override;
-
- virtual Vector2 get_contact_collider_velocity_at_position(int p_contact_idx) const override {
- ERR_FAIL_INDEX_V(p_contact_idx, body->contact_count, Vector2());
- return body->contacts[p_contact_idx].collider_velocity_at_pos;
- }
-
- virtual PhysicsDirectSpaceState2D *get_space_state() override;
-
- virtual real_t get_step() const override { return step; }
- PhysicsDirectBodyState2DSW() {
- singleton = this;
- body = nullptr;
- }
-};
-
#endif // BODY_2D_SW_H
diff --git a/servers/physics_2d/body_direct_state_2d_sw.cpp b/servers/physics_2d/body_direct_state_2d_sw.cpp
new file mode 100644
index 0000000000..58250c3077
--- /dev/null
+++ b/servers/physics_2d/body_direct_state_2d_sw.cpp
@@ -0,0 +1,186 @@
+/*************************************************************************/
+/* body_direct_state_2d_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 "body_direct_state_2d_sw.h"
+
+#include "body_2d_sw.h"
+#include "physics_server_2d_sw.h"
+#include "space_2d_sw.h"
+
+Vector2 PhysicsDirectBodyState2DSW::get_total_gravity() const {
+ return body->gravity;
+}
+
+real_t PhysicsDirectBodyState2DSW::get_total_angular_damp() const {
+ return body->area_angular_damp;
+}
+
+real_t PhysicsDirectBodyState2DSW::get_total_linear_damp() const {
+ return body->area_linear_damp;
+}
+
+Vector2 PhysicsDirectBodyState2DSW::get_center_of_mass() const {
+ return body->get_center_of_mass();
+}
+
+real_t PhysicsDirectBodyState2DSW::get_inverse_mass() const {
+ return body->get_inv_mass();
+}
+
+real_t PhysicsDirectBodyState2DSW::get_inverse_inertia() const {
+ return body->get_inv_inertia();
+}
+
+void PhysicsDirectBodyState2DSW::set_linear_velocity(const Vector2 &p_velocity) {
+ body->set_linear_velocity(p_velocity);
+}
+
+Vector2 PhysicsDirectBodyState2DSW::get_linear_velocity() const {
+ return body->get_linear_velocity();
+}
+
+void PhysicsDirectBodyState2DSW::set_angular_velocity(real_t p_velocity) {
+ body->set_angular_velocity(p_velocity);
+}
+
+real_t PhysicsDirectBodyState2DSW::get_angular_velocity() const {
+ return body->get_angular_velocity();
+}
+
+void PhysicsDirectBodyState2DSW::set_transform(const Transform2D &p_transform) {
+ body->set_state(PhysicsServer2D::BODY_STATE_TRANSFORM, p_transform);
+}
+
+Transform2D PhysicsDirectBodyState2DSW::get_transform() const {
+ return body->get_transform();
+}
+
+Vector2 PhysicsDirectBodyState2DSW::get_velocity_at_local_position(const Vector2 &p_position) const {
+ return body->get_velocity_in_local_point(p_position);
+}
+
+void PhysicsDirectBodyState2DSW::add_central_force(const Vector2 &p_force) {
+ body->add_central_force(p_force);
+}
+
+void PhysicsDirectBodyState2DSW::add_force(const Vector2 &p_force, const Vector2 &p_position) {
+ body->add_force(p_force, p_position);
+}
+
+void PhysicsDirectBodyState2DSW::add_torque(real_t p_torque) {
+ body->add_torque(p_torque);
+}
+
+void PhysicsDirectBodyState2DSW::apply_central_impulse(const Vector2 &p_impulse) {
+ body->apply_central_impulse(p_impulse);
+}
+
+void PhysicsDirectBodyState2DSW::apply_impulse(const Vector2 &p_impulse, const Vector2 &p_position) {
+ body->apply_impulse(p_impulse, p_position);
+}
+
+void PhysicsDirectBodyState2DSW::apply_torque_impulse(real_t p_torque) {
+ body->apply_torque_impulse(p_torque);
+}
+
+void PhysicsDirectBodyState2DSW::set_sleep_state(bool p_enable) {
+ body->set_active(!p_enable);
+}
+
+bool PhysicsDirectBodyState2DSW::is_sleeping() const {
+ return !body->is_active();
+}
+
+int PhysicsDirectBodyState2DSW::get_contact_count() const {
+ return body->contact_count;
+}
+
+Vector2 PhysicsDirectBodyState2DSW::get_contact_local_position(int p_contact_idx) const {
+ ERR_FAIL_INDEX_V(p_contact_idx, body->contact_count, Vector2());
+ return body->contacts[p_contact_idx].local_pos;
+}
+
+Vector2 PhysicsDirectBodyState2DSW::get_contact_local_normal(int p_contact_idx) const {
+ ERR_FAIL_INDEX_V(p_contact_idx, body->contact_count, Vector2());
+ return body->contacts[p_contact_idx].local_normal;
+}
+
+int PhysicsDirectBodyState2DSW::get_contact_local_shape(int p_contact_idx) const {
+ ERR_FAIL_INDEX_V(p_contact_idx, body->contact_count, -1);
+ return body->contacts[p_contact_idx].local_shape;
+}
+
+RID PhysicsDirectBodyState2DSW::get_contact_collider(int p_contact_idx) const {
+ ERR_FAIL_INDEX_V(p_contact_idx, body->contact_count, RID());
+ return body->contacts[p_contact_idx].collider;
+}
+Vector2 PhysicsDirectBodyState2DSW::get_contact_collider_position(int p_contact_idx) const {
+ ERR_FAIL_INDEX_V(p_contact_idx, body->contact_count, Vector2());
+ return body->contacts[p_contact_idx].collider_pos;
+}
+
+ObjectID PhysicsDirectBodyState2DSW::get_contact_collider_id(int p_contact_idx) const {
+ ERR_FAIL_INDEX_V(p_contact_idx, body->contact_count, ObjectID());
+ return body->contacts[p_contact_idx].collider_instance_id;
+}
+
+int PhysicsDirectBodyState2DSW::get_contact_collider_shape(int p_contact_idx) const {
+ ERR_FAIL_INDEX_V(p_contact_idx, body->contact_count, 0);
+ return body->contacts[p_contact_idx].collider_shape;
+}
+
+Vector2 PhysicsDirectBodyState2DSW::get_contact_collider_velocity_at_position(int p_contact_idx) const {
+ ERR_FAIL_INDEX_V(p_contact_idx, body->contact_count, Vector2());
+ return body->contacts[p_contact_idx].collider_velocity_at_pos;
+}
+
+Variant PhysicsDirectBodyState2DSW::get_contact_collider_shape_metadata(int p_contact_idx) const {
+ ERR_FAIL_INDEX_V(p_contact_idx, body->contact_count, Variant());
+
+ if (!PhysicsServer2DSW::singletonsw->body_owner.owns(body->contacts[p_contact_idx].collider)) {
+ return Variant();
+ }
+ Body2DSW *other = PhysicsServer2DSW::singletonsw->body_owner.getornull(body->contacts[p_contact_idx].collider);
+
+ int sidx = body->contacts[p_contact_idx].collider_shape;
+ if (sidx < 0 || sidx >= other->get_shape_count()) {
+ return Variant();
+ }
+
+ return other->get_shape_metadata(sidx);
+}
+
+PhysicsDirectSpaceState2D *PhysicsDirectBodyState2DSW::get_space_state() {
+ return body->get_space()->get_direct_state();
+}
+
+real_t PhysicsDirectBodyState2DSW::get_step() const {
+ return body->get_space()->get_last_step();
+}
diff --git a/servers/physics_2d/body_direct_state_2d_sw.h b/servers/physics_2d/body_direct_state_2d_sw.h
new file mode 100644
index 0000000000..34faa174d8
--- /dev/null
+++ b/servers/physics_2d/body_direct_state_2d_sw.h
@@ -0,0 +1,92 @@
+/*************************************************************************/
+/* body_direct_state_2d_sw.h */
+/*************************************************************************/
+/* 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. */
+/*************************************************************************/
+
+#ifndef BODY_DIRECT_STATE_2D_SW_H
+#define BODY_DIRECT_STATE_2D_SW_H
+
+#include "servers/physics_server_2d.h"
+
+class Body2DSW;
+
+class PhysicsDirectBodyState2DSW : public PhysicsDirectBodyState2D {
+ GDCLASS(PhysicsDirectBodyState2DSW, PhysicsDirectBodyState2D);
+
+public:
+ Body2DSW *body = nullptr;
+
+ virtual Vector2 get_total_gravity() const override;
+ virtual real_t get_total_angular_damp() const override;
+ virtual real_t get_total_linear_damp() const override;
+
+ virtual Vector2 get_center_of_mass() const override;
+ virtual real_t get_inverse_mass() const override;
+ virtual real_t get_inverse_inertia() const override;
+
+ virtual void set_linear_velocity(const Vector2 &p_velocity) override;
+ virtual Vector2 get_linear_velocity() const override;
+
+ virtual void set_angular_velocity(real_t p_velocity) override;
+ virtual real_t get_angular_velocity() const override;
+
+ virtual void set_transform(const Transform2D &p_transform) override;
+ virtual Transform2D get_transform() const override;
+
+ virtual Vector2 get_velocity_at_local_position(const Vector2 &p_position) const override;
+
+ virtual void add_central_force(const Vector2 &p_force) override;
+ virtual void add_force(const Vector2 &p_force, const Vector2 &p_position = Vector2()) override;
+ virtual void add_torque(real_t p_torque) override;
+ virtual void apply_central_impulse(const Vector2 &p_impulse) override;
+ virtual void apply_impulse(const Vector2 &p_impulse, const Vector2 &p_position = Vector2()) override;
+ virtual void apply_torque_impulse(real_t p_torque) override;
+
+ virtual void set_sleep_state(bool p_enable) override;
+ virtual bool is_sleeping() const override;
+
+ virtual int get_contact_count() const override;
+
+ virtual Vector2 get_contact_local_position(int p_contact_idx) const override;
+ virtual Vector2 get_contact_local_normal(int p_contact_idx) const override;
+ virtual int get_contact_local_shape(int p_contact_idx) const override;
+
+ virtual RID get_contact_collider(int p_contact_idx) const override;
+ virtual Vector2 get_contact_collider_position(int p_contact_idx) const override;
+ virtual ObjectID get_contact_collider_id(int p_contact_idx) const override;
+ virtual int get_contact_collider_shape(int p_contact_idx) const override;
+ virtual Variant get_contact_collider_shape_metadata(int p_contact_idx) const override;
+
+ virtual Vector2 get_contact_collider_velocity_at_position(int p_contact_idx) const override;
+
+ virtual PhysicsDirectSpaceState2D *get_space_state() override;
+
+ virtual real_t get_step() const override;
+};
+
+#endif // BODY_2D_SW_H
diff --git a/servers/physics_2d/body_pair_2d_sw.cpp b/servers/physics_2d/body_pair_2d_sw.cpp
index 91d747b492..8bcc4609f4 100644
--- a/servers/physics_2d/body_pair_2d_sw.cpp
+++ b/servers/physics_2d/body_pair_2d_sw.cpp
@@ -298,7 +298,7 @@ bool BodyPair2DSW::setup(real_t p_step) {
}
if (!prev_collided) {
- if (A->is_shape_set_as_one_way_collision(shape_A)) {
+ if (shape_B_ptr->allows_one_way_collision() && A->is_shape_set_as_one_way_collision(shape_A)) {
Vector2 direction = xform_A.get_axis(1).normalized();
bool valid = false;
for (int i = 0; i < contact_count; i++) {
@@ -319,7 +319,7 @@ bool BodyPair2DSW::setup(real_t p_step) {
}
}
- if (B->is_shape_set_as_one_way_collision(shape_B)) {
+ if (shape_A_ptr->allows_one_way_collision() && B->is_shape_set_as_one_way_collision(shape_B)) {
Vector2 direction = xform_B.get_axis(1).normalized();
bool valid = false;
for (int i = 0; i < contact_count; i++) {
diff --git a/servers/physics_2d/collision_solver_2d_sat.cpp b/servers/physics_2d/collision_solver_2d_sat.cpp
index 30a99d3d74..b1aee01bde 100644
--- a/servers/physics_2d/collision_solver_2d_sat.cpp
+++ b/servers/physics_2d/collision_solver_2d_sat.cpp
@@ -1115,11 +1115,13 @@ bool sat_2d_calculate_penetration(const Shape2DSW *p_shape_A, const Transform2D
PhysicsServer2D::ShapeType type_A = p_shape_A->get_type();
ERR_FAIL_COND_V(type_A == PhysicsServer2D::SHAPE_WORLD_MARGIN, false);
+ ERR_FAIL_COND_V(type_A == PhysicsServer2D::SHAPE_SEPARATION_RAY, false);
ERR_FAIL_COND_V(p_shape_A->is_concave(), false);
PhysicsServer2D::ShapeType type_B = p_shape_B->get_type();
ERR_FAIL_COND_V(type_B == PhysicsServer2D::SHAPE_WORLD_MARGIN, false);
+ ERR_FAIL_COND_V(type_B == PhysicsServer2D::SHAPE_SEPARATION_RAY, false);
ERR_FAIL_COND_V(p_shape_B->is_concave(), false);
static const CollisionFunc collision_table[5][5] = {
@@ -1382,23 +1384,23 @@ bool sat_2d_calculate_penetration(const Shape2DSW *p_shape_A, const Transform2D
if (p_margin_A || p_margin_B) {
if (*motion_A == Vector2() && *motion_B == Vector2()) {
- collision_func = collision_table_margin[type_A - 1][type_B - 1];
+ collision_func = collision_table_margin[type_A - 2][type_B - 2];
} else if (*motion_A != Vector2() && *motion_B == Vector2()) {
- collision_func = collision_table_castA_margin[type_A - 1][type_B - 1];
+ collision_func = collision_table_castA_margin[type_A - 2][type_B - 2];
} else if (*motion_A == Vector2() && *motion_B != Vector2()) {
- collision_func = collision_table_castB_margin[type_A - 1][type_B - 1];
+ collision_func = collision_table_castB_margin[type_A - 2][type_B - 2];
} else {
- collision_func = collision_table_castA_castB_margin[type_A - 1][type_B - 1];
+ collision_func = collision_table_castA_castB_margin[type_A - 2][type_B - 2];
}
} else {
if (*motion_A == Vector2() && *motion_B == Vector2()) {
- collision_func = collision_table[type_A - 1][type_B - 1];
+ collision_func = collision_table[type_A - 2][type_B - 2];
} else if (*motion_A != Vector2() && *motion_B == Vector2()) {
- collision_func = collision_table_castA[type_A - 1][type_B - 1];
+ collision_func = collision_table_castA[type_A - 2][type_B - 2];
} else if (*motion_A == Vector2() && *motion_B != Vector2()) {
- collision_func = collision_table_castB[type_A - 1][type_B - 1];
+ collision_func = collision_table_castB[type_A - 2][type_B - 2];
} else {
- collision_func = collision_table_castA_castB[type_A - 1][type_B - 1];
+ collision_func = collision_table_castA_castB[type_A - 2][type_B - 2];
}
}
diff --git a/servers/physics_2d/collision_solver_2d_sw.cpp b/servers/physics_2d/collision_solver_2d_sw.cpp
index 8f8a4a862c..ae50615953 100644
--- a/servers/physics_2d/collision_solver_2d_sw.cpp
+++ b/servers/physics_2d/collision_solver_2d_sw.cpp
@@ -73,6 +73,65 @@ bool CollisionSolver2DSW::solve_static_world_margin(const Shape2DSW *p_shape_A,
return found;
}
+bool CollisionSolver2DSW::solve_separation_ray(const Shape2DSW *p_shape_A, const Vector2 &p_motion_A, const Transform2D &p_transform_A, const Shape2DSW *p_shape_B, const Transform2D &p_transform_B, CallbackResult p_result_callback, void *p_userdata, bool p_swap_result, Vector2 *r_sep_axis, real_t p_margin) {
+ const SeparationRayShape2DSW *ray = static_cast<const SeparationRayShape2DSW *>(p_shape_A);
+ if (p_shape_B->get_type() == PhysicsServer2D::SHAPE_SEPARATION_RAY) {
+ return false;
+ }
+
+ Vector2 from = p_transform_A.get_origin();
+ Vector2 to = from + p_transform_A[1] * (ray->get_length() + p_margin);
+ if (p_motion_A != Vector2()) {
+ //not the best but should be enough
+ Vector2 normal = (to - from).normalized();
+ to += normal * MAX(0.0, normal.dot(p_motion_A));
+ }
+ Vector2 support_A = to;
+
+ Transform2D invb = p_transform_B.affine_inverse();
+ from = invb.xform(from);
+ to = invb.xform(to);
+
+ Vector2 p, n;
+ if (!p_shape_B->intersect_segment(from, to, p, n)) {
+ if (r_sep_axis) {
+ *r_sep_axis = p_transform_A[1].normalized();
+ }
+ return false;
+ }
+
+ // Discard contacts when the ray is fully contained inside the shape.
+ if (n == Vector2()) {
+ if (r_sep_axis) {
+ *r_sep_axis = p_transform_A[1].normalized();
+ }
+ return false;
+ }
+
+ // Discard contacts in the wrong direction.
+ if (n.dot(from - to) < CMP_EPSILON) {
+ if (r_sep_axis) {
+ *r_sep_axis = p_transform_A[1].normalized();
+ }
+ return false;
+ }
+
+ Vector2 support_B = p_transform_B.xform(p);
+ if (ray->get_slide_on_slope()) {
+ Vector2 global_n = invb.basis_xform_inv(n).normalized();
+ support_B = support_A + (support_B - support_A).length() * global_n;
+ }
+
+ if (p_result_callback) {
+ if (p_swap_result) {
+ p_result_callback(support_B, support_A, p_userdata);
+ } else {
+ p_result_callback(support_A, support_B, p_userdata);
+ }
+ }
+ return true;
+}
+
struct _ConcaveCollisionInfo2D {
const Transform2D *transform_A;
const Shape2DSW *shape_A;
@@ -90,23 +149,23 @@ struct _ConcaveCollisionInfo2D {
Vector2 *sep_axis;
};
-void CollisionSolver2DSW::concave_callback(void *p_userdata, Shape2DSW *p_convex) {
+bool CollisionSolver2DSW::concave_callback(void *p_userdata, Shape2DSW *p_convex) {
_ConcaveCollisionInfo2D &cinfo = *(_ConcaveCollisionInfo2D *)(p_userdata);
cinfo.aabb_tests++;
- if (!cinfo.result_callback && cinfo.collided) {
- return; //already collided and no contacts requested, don't test anymore
- }
bool collided = collision_solver(cinfo.shape_A, *cinfo.transform_A, cinfo.motion_A, p_convex, *cinfo.transform_B, cinfo.motion_B, cinfo.result_callback, cinfo.userdata, cinfo.swap_result, cinfo.sep_axis, cinfo.margin_A, cinfo.margin_B);
if (!collided) {
- return;
+ return false;
}
cinfo.collided = true;
cinfo.collisions++;
+
+ // Stop at first collision if contacts are not needed.
+ return !cinfo.result_callback;
}
-bool CollisionSolver2DSW::solve_concave(const Shape2DSW *p_shape_A, const Transform2D &p_transform_A, const Vector2 &p_motion_A, const Shape2DSW *p_shape_B, const Transform2D &p_transform_B, const Vector2 &p_motion_B, CallbackResult p_result_callback, void *p_userdata, bool p_swap_result, Vector2 *sep_axis, real_t p_margin_A, real_t p_margin_B) {
+bool CollisionSolver2DSW::solve_concave(const Shape2DSW *p_shape_A, const Transform2D &p_transform_A, const Vector2 &p_motion_A, const Shape2DSW *p_shape_B, const Transform2D &p_transform_B, const Vector2 &p_motion_B, CallbackResult p_result_callback, void *p_userdata, bool p_swap_result, Vector2 *r_sep_axis, real_t p_margin_A, real_t p_margin_B) {
const ConcaveShape2DSW *concave_B = static_cast<const ConcaveShape2DSW *>(p_shape_B);
_ConcaveCollisionInfo2D cinfo;
@@ -119,7 +178,7 @@ bool CollisionSolver2DSW::solve_concave(const Shape2DSW *p_shape_A, const Transf
cinfo.swap_result = p_swap_result;
cinfo.collided = false;
cinfo.collisions = 0;
- cinfo.sep_axis = sep_axis;
+ cinfo.sep_axis = r_sep_axis;
cinfo.margin_A = p_margin_A;
cinfo.margin_B = p_margin_B;
@@ -150,7 +209,7 @@ bool CollisionSolver2DSW::solve_concave(const Shape2DSW *p_shape_A, const Transf
return cinfo.collided;
}
-bool CollisionSolver2DSW::solve(const Shape2DSW *p_shape_A, const Transform2D &p_transform_A, const Vector2 &p_motion_A, const Shape2DSW *p_shape_B, const Transform2D &p_transform_B, const Vector2 &p_motion_B, CallbackResult p_result_callback, void *p_userdata, Vector2 *sep_axis, real_t p_margin_A, real_t p_margin_B) {
+bool CollisionSolver2DSW::solve(const Shape2DSW *p_shape_A, const Transform2D &p_transform_A, const Vector2 &p_motion_A, const Shape2DSW *p_shape_B, const Transform2D &p_transform_B, const Vector2 &p_motion_B, CallbackResult p_result_callback, void *p_userdata, Vector2 *r_sep_axis, real_t p_margin_A, real_t p_margin_B) {
PhysicsServer2D::ShapeType type_A = p_shape_A->get_type();
PhysicsServer2D::ShapeType type_B = p_shape_B->get_type();
bool concave_A = p_shape_A->is_concave();
@@ -177,18 +236,29 @@ bool CollisionSolver2DSW::solve(const Shape2DSW *p_shape_A, const Transform2D &p
return solve_static_world_margin(p_shape_A, p_transform_A, p_shape_B, p_transform_B, p_result_callback, p_userdata, false);
}
+ } else if (type_A == PhysicsServer2D::SHAPE_SEPARATION_RAY) {
+ if (type_B == PhysicsServer2D::SHAPE_SEPARATION_RAY) {
+ return false; //no ray-ray
+ }
+
+ if (swap) {
+ return solve_separation_ray(p_shape_B, p_motion_B, p_transform_B, p_shape_A, p_transform_A, p_result_callback, p_userdata, true, r_sep_axis, p_margin_B);
+ } else {
+ return solve_separation_ray(p_shape_A, p_motion_A, p_transform_A, p_shape_B, p_transform_B, p_result_callback, p_userdata, false, r_sep_axis, p_margin_A);
+ }
+
} else if (concave_B) {
if (concave_A) {
return false;
}
if (!swap) {
- return solve_concave(p_shape_A, p_transform_A, p_motion_A, p_shape_B, p_transform_B, p_motion_B, p_result_callback, p_userdata, false, sep_axis, margin_A, margin_B);
+ return solve_concave(p_shape_A, p_transform_A, p_motion_A, p_shape_B, p_transform_B, p_motion_B, p_result_callback, p_userdata, false, r_sep_axis, margin_A, margin_B);
} else {
- return solve_concave(p_shape_B, p_transform_B, p_motion_B, p_shape_A, p_transform_A, p_motion_A, p_result_callback, p_userdata, true, sep_axis, margin_A, margin_B);
+ return solve_concave(p_shape_B, p_transform_B, p_motion_B, p_shape_A, p_transform_A, p_motion_A, p_result_callback, p_userdata, true, r_sep_axis, margin_A, margin_B);
}
} else {
- return collision_solver(p_shape_A, p_transform_A, p_motion_A, p_shape_B, p_transform_B, p_motion_B, p_result_callback, p_userdata, false, sep_axis, margin_A, margin_B);
+ return collision_solver(p_shape_A, p_transform_A, p_motion_A, p_shape_B, p_transform_B, p_motion_B, p_result_callback, p_userdata, false, r_sep_axis, margin_A, margin_B);
}
}
diff --git a/servers/physics_2d/collision_solver_2d_sw.h b/servers/physics_2d/collision_solver_2d_sw.h
index 17c0c2fe70..62fccc4ff3 100644
--- a/servers/physics_2d/collision_solver_2d_sw.h
+++ b/servers/physics_2d/collision_solver_2d_sw.h
@@ -39,12 +39,12 @@ public:
private:
static bool solve_static_world_margin(const Shape2DSW *p_shape_A, const Transform2D &p_transform_A, const Shape2DSW *p_shape_B, const Transform2D &p_transform_B, CallbackResult p_result_callback, void *p_userdata, bool p_swap_result);
- static void concave_callback(void *p_userdata, Shape2DSW *p_convex);
- static bool solve_concave(const Shape2DSW *p_shape_A, const Transform2D &p_transform_A, const Vector2 &p_motion_A, const Shape2DSW *p_shape_B, const Transform2D &p_transform_B, const Vector2 &p_motion_B, CallbackResult p_result_callback, void *p_userdata, bool p_swap_result, Vector2 *sep_axis = nullptr, real_t p_margin_A = 0, real_t p_margin_B = 0);
- static bool solve_raycast(const Shape2DSW *p_shape_A, const Vector2 &p_motion_A, const Transform2D &p_transform_A, const Shape2DSW *p_shape_B, const Transform2D &p_transform_B, CallbackResult p_result_callback, void *p_userdata, bool p_swap_result, Vector2 *sep_axis = nullptr);
+ static bool concave_callback(void *p_userdata, Shape2DSW *p_convex);
+ static bool solve_concave(const Shape2DSW *p_shape_A, const Transform2D &p_transform_A, const Vector2 &p_motion_A, const Shape2DSW *p_shape_B, const Transform2D &p_transform_B, const Vector2 &p_motion_B, CallbackResult p_result_callback, void *p_userdata, bool p_swap_result, Vector2 *r_sep_axis = nullptr, real_t p_margin_A = 0, real_t p_margin_B = 0);
+ static bool solve_separation_ray(const Shape2DSW *p_shape_A, const Vector2 &p_motion_A, const Transform2D &p_transform_A, const Shape2DSW *p_shape_B, const Transform2D &p_transform_B, CallbackResult p_result_callback, void *p_userdata, bool p_swap_result, Vector2 *r_sep_axis = nullptr, real_t p_margin = 0);
public:
- static bool solve(const Shape2DSW *p_shape_A, const Transform2D &p_transform_A, const Vector2 &p_motion_A, const Shape2DSW *p_shape_B, const Transform2D &p_transform_B, const Vector2 &p_motion_B, CallbackResult p_result_callback, void *p_userdata, Vector2 *sep_axis = nullptr, real_t p_margin_A = 0, real_t p_margin_B = 0);
+ static bool solve(const Shape2DSW *p_shape_A, const Transform2D &p_transform_A, const Vector2 &p_motion_A, const Shape2DSW *p_shape_B, const Transform2D &p_transform_B, const Vector2 &p_motion_B, CallbackResult p_result_callback, void *p_userdata, Vector2 *r_sep_axis = nullptr, real_t p_margin_A = 0, real_t p_margin_B = 0);
};
#endif // COLLISION_SOLVER_2D_SW_H
diff --git a/servers/physics_2d/joints_2d_sw.cpp b/servers/physics_2d/joints_2d_sw.cpp
index 5a0a628fbc..fa8499a81d 100644
--- a/servers/physics_2d/joints_2d_sw.cpp
+++ b/servers/physics_2d/joints_2d_sw.cpp
@@ -68,13 +68,13 @@ static inline real_t k_scalar(Body2DSW *a, Body2DSW *b, const Vector2 &rA, const
{
value += a->get_inv_mass();
- real_t rcn = rA.cross(n);
+ real_t rcn = (rA - a->get_center_of_mass()).cross(n);
value += a->get_inv_inertia() * rcn * rcn;
}
if (b) {
value += b->get_inv_mass();
- real_t rcn = rB.cross(n);
+ real_t rcn = (rB - b->get_center_of_mass()).cross(n);
value += b->get_inv_inertia() * rcn * rcn;
}
@@ -83,9 +83,9 @@ static inline real_t k_scalar(Body2DSW *a, Body2DSW *b, const Vector2 &rA, const
static inline Vector2
relative_velocity(Body2DSW *a, Body2DSW *b, Vector2 rA, Vector2 rB) {
- Vector2 sum = a->get_linear_velocity() - rA.orthogonal() * a->get_angular_velocity();
+ Vector2 sum = a->get_linear_velocity() - (rA - a->get_center_of_mass()).orthogonal() * a->get_angular_velocity();
if (b) {
- return (b->get_linear_velocity() - rB.orthogonal() * b->get_angular_velocity()) - sum;
+ return (b->get_linear_velocity() - (rB - b->get_center_of_mass()).orthogonal() * b->get_angular_velocity()) - sum;
} else {
return -sum;
}
@@ -172,11 +172,11 @@ bool PinJoint2DSW::pre_solve(real_t p_step) {
void PinJoint2DSW::solve(real_t p_step) {
// compute relative velocity
- Vector2 vA = A->get_linear_velocity() - custom_cross(rA, A->get_angular_velocity());
+ Vector2 vA = A->get_linear_velocity() - custom_cross(rA - A->get_center_of_mass(), A->get_angular_velocity());
Vector2 rel_vel;
if (B) {
- rel_vel = B->get_linear_velocity() - custom_cross(rB, B->get_angular_velocity()) - vA;
+ rel_vel = B->get_linear_velocity() - custom_cross(rB - B->get_center_of_mass(), B->get_angular_velocity()) - vA;
} else {
rel_vel = -vA;
}
@@ -238,6 +238,9 @@ k_tensor(Body2DSW *a, Body2DSW *b, Vector2 r1, Vector2 r2, Vector2 *k1, Vector2
k21 = 0.0f;
k22 = m_sum;
+ r1 -= a->get_center_of_mass();
+ r2 -= b->get_center_of_mass();
+
// add the influence from r1
real_t a_i_inv = a->get_inv_inertia();
real_t r1xsq = r1.x * r1.x * a_i_inv;
diff --git a/servers/physics_2d/physics_server_2d_sw.cpp b/servers/physics_2d/physics_server_2d_sw.cpp
index 88c097453e..d0a42ca95b 100644
--- a/servers/physics_2d/physics_server_2d_sw.cpp
+++ b/servers/physics_2d/physics_server_2d_sw.cpp
@@ -30,6 +30,7 @@
#include "physics_server_2d_sw.h"
+#include "body_direct_state_2d_sw.h"
#include "broad_phase_2d_bvh.h"
#include "collision_solver_2d_sw.h"
#include "core/config/project_settings.h"
@@ -45,6 +46,9 @@ RID PhysicsServer2DSW::_shape_create(ShapeType p_shape) {
case SHAPE_WORLD_MARGIN: {
shape = memnew(WorldMarginShape2DSW);
} break;
+ case SHAPE_SEPARATION_RAY: {
+ shape = memnew(SeparationRayShape2DSW);
+ } break;
case SHAPE_SEGMENT: {
shape = memnew(SegmentShape2DSW);
} break;
@@ -79,6 +83,10 @@ RID PhysicsServer2DSW::world_margin_shape_create() {
return _shape_create(SHAPE_WORLD_MARGIN);
}
+RID PhysicsServer2DSW::separation_ray_shape_create() {
+ return _shape_create(SHAPE_SEPARATION_RAY);
+}
+
RID PhysicsServer2DSW::segment_shape_create() {
return _shape_create(SHAPE_SEGMENT);
}
@@ -735,20 +743,27 @@ uint32_t PhysicsServer2DSW::body_get_collision_mask(RID p_body) const {
return body->get_collision_mask();
};
-void PhysicsServer2DSW::body_set_param(RID p_body, BodyParameter p_param, real_t p_value) {
+void PhysicsServer2DSW::body_set_param(RID p_body, BodyParameter p_param, const Variant &p_value) {
Body2DSW *body = body_owner.getornull(p_body);
ERR_FAIL_COND(!body);
body->set_param(p_param, p_value);
};
-real_t PhysicsServer2DSW::body_get_param(RID p_body, BodyParameter p_param) const {
+Variant PhysicsServer2DSW::body_get_param(RID p_body, BodyParameter p_param) const {
Body2DSW *body = body_owner.getornull(p_body);
ERR_FAIL_COND_V(!body, 0);
return body->get_param(p_param);
};
+void PhysicsServer2DSW::body_reset_mass_properties(RID p_body) {
+ Body2DSW *body = body_owner.getornull(p_body);
+ ERR_FAIL_COND(!body);
+
+ return body->reset_mass_properties();
+}
+
void PhysicsServer2DSW::body_set_state(RID p_body, BodyState p_state, const Variant &p_variant) {
Body2DSW *body = body_owner.getornull(p_body);
ERR_FAIL_COND(!body);
@@ -919,6 +934,12 @@ int PhysicsServer2DSW::body_get_max_contacts_reported(RID p_body) const {
return body->get_max_contacts_reported();
}
+void PhysicsServer2DSW::body_set_state_sync_callback(RID p_body, void *p_instance, BodyStateCallback p_callback) {
+ Body2DSW *body = body_owner.getornull(p_body);
+ ERR_FAIL_COND(!body);
+ body->set_state_sync_callback(p_instance, p_callback);
+}
+
void PhysicsServer2DSW::body_set_force_integration_callback(RID p_body, const Callable &p_callable, const Variant &p_udata) {
Body2DSW *body = body_owner.getornull(p_body);
ERR_FAIL_COND(!body);
@@ -939,7 +960,7 @@ void PhysicsServer2DSW::body_set_pickable(RID p_body, bool p_pickable) {
body->set_pickable(p_pickable);
}
-bool PhysicsServer2DSW::body_test_motion(RID p_body, const Transform2D &p_from, const Vector2 &p_motion, real_t p_margin, MotionResult *r_result, const Set<RID> &p_exclude) {
+bool PhysicsServer2DSW::body_test_motion(RID p_body, const Transform2D &p_from, const Vector2 &p_motion, real_t p_margin, MotionResult *r_result, bool p_collide_separation_ray, const Set<RID> &p_exclude) {
Body2DSW *body = body_owner.getornull(p_body);
ERR_FAIL_COND_V(!body, false);
ERR_FAIL_COND_V(!body->get_space(), false);
@@ -947,23 +968,19 @@ bool PhysicsServer2DSW::body_test_motion(RID p_body, const Transform2D &p_from,
_update_shapes();
- return body->get_space()->test_body_motion(body, p_from, p_motion, p_margin, r_result, p_exclude);
+ return body->get_space()->test_body_motion(body, p_from, p_motion, p_margin, r_result, p_collide_separation_ray, p_exclude);
}
PhysicsDirectBodyState2D *PhysicsServer2DSW::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.getornull(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;
+ return body->get_direct_state();
}
/* JOINT API */
@@ -1227,10 +1244,8 @@ void PhysicsServer2DSW::set_collision_iterations(int p_iterations) {
void PhysicsServer2DSW::init() {
doing_sync = false;
- last_step = 0.001;
iterations = 8; // 8?
stepper = memnew(Step2DSW);
- direct_state = memnew(PhysicsDirectBodyState2DSW);
};
void PhysicsServer2DSW::step(real_t p_step) {
@@ -1240,8 +1255,6 @@ void PhysicsServer2DSW::step(real_t p_step) {
_update_shapes();
- last_step = p_step;
- PhysicsDirectBodyState2DSW::singleton->step = p_step;
island_count = 0;
active_objects = 0;
collision_pairs = 0;
@@ -1313,7 +1326,6 @@ void PhysicsServer2DSW::end_sync() {
void PhysicsServer2DSW::finish() {
memdelete(stepper);
- memdelete(direct_state);
};
void PhysicsServer2DSW::_update_shapes() {
diff --git a/servers/physics_2d/physics_server_2d_sw.h b/servers/physics_2d/physics_server_2d_sw.h
index 3610f43f93..6a2d9e37e0 100644
--- a/servers/physics_2d/physics_server_2d_sw.h
+++ b/servers/physics_2d/physics_server_2d_sw.h
@@ -46,7 +46,6 @@ class PhysicsServer2DSW : public PhysicsServer2D {
bool active;
int iterations;
bool doing_sync;
- real_t last_step;
int island_count;
int active_objects;
@@ -59,8 +58,6 @@ class PhysicsServer2DSW : public PhysicsServer2D {
Step2DSW *stepper;
Set<const Space2DSW *> active_spaces;
- PhysicsDirectBodyState2DSW *direct_state;
-
mutable RID_PtrOwner<Shape2DSW, true> shape_owner;
mutable RID_PtrOwner<Space2DSW, true> space_owner;
mutable RID_PtrOwner<Area2DSW, true> area_owner;
@@ -88,6 +85,7 @@ public:
};
virtual RID world_margin_shape_create() override;
+ virtual RID separation_ray_shape_create() override;
virtual RID segment_shape_create() override;
virtual RID circle_shape_create() override;
virtual RID rectangle_shape_create() override;
@@ -207,8 +205,10 @@ public:
virtual void body_set_collision_mask(RID p_body, uint32_t p_mask) override;
virtual uint32_t body_get_collision_mask(RID p_body) const override;
- virtual void body_set_param(RID p_body, BodyParameter p_param, real_t p_value) override;
- virtual real_t body_get_param(RID p_body, BodyParameter p_param) const override;
+ virtual void body_set_param(RID p_body, BodyParameter p_param, const Variant &p_value) override;
+ virtual Variant body_get_param(RID p_body, BodyParameter p_param) const override;
+
+ virtual void body_reset_mass_properties(RID p_body) override;
virtual void body_set_state(RID p_body, BodyState p_state, const Variant &p_variant) override;
virtual Variant body_get_state(RID p_body, BodyState p_state) const override;
@@ -241,12 +241,14 @@ public:
virtual void body_set_max_contacts_reported(RID p_body, int p_contacts) override;
virtual int body_get_max_contacts_reported(RID p_body) const override;
+ virtual void body_set_state_sync_callback(RID p_body, void *p_instance, BodyStateCallback p_callback) override;
virtual void body_set_force_integration_callback(RID p_body, const Callable &p_callable, const Variant &p_udata = Variant()) override;
+
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;
virtual void body_set_pickable(RID p_body, bool p_pickable) override;
- virtual bool body_test_motion(RID p_body, const Transform2D &p_from, const Vector2 &p_motion, real_t p_margin = 0.08, MotionResult *r_result = nullptr, const Set<RID> &p_exclude = Set<RID>()) override;
+ virtual bool body_test_motion(RID p_body, const Transform2D &p_from, const Vector2 &p_motion, real_t p_margin = 0.08, MotionResult *r_result = nullptr, bool p_collide_separation_ray = false, const Set<RID> &p_exclude = Set<RID>()) override;
// this function only works on physics process, errors and returns null otherwise
virtual PhysicsDirectBodyState2D *body_get_direct_state(RID p_body) override;
diff --git a/servers/physics_2d/physics_server_2d_wrap_mt.h b/servers/physics_2d/physics_server_2d_wrap_mt.h
index b93178919d..e65c4f5f3a 100644
--- a/servers/physics_2d/physics_server_2d_wrap_mt.h
+++ b/servers/physics_2d/physics_server_2d_wrap_mt.h
@@ -80,6 +80,7 @@ public:
//FUNC1RID(shape,ShapeType); todo fix
FUNCRID(world_margin_shape)
+ FUNCRID(separation_ray_shape)
FUNCRID(segment_shape)
FUNCRID(circle_shape)
FUNCRID(rectangle_shape)
@@ -211,8 +212,10 @@ public:
FUNC2(body_set_collision_mask, RID, uint32_t);
FUNC1RC(uint32_t, body_get_collision_mask, RID);
- FUNC3(body_set_param, RID, BodyParameter, real_t);
- FUNC2RC(real_t, body_get_param, RID, BodyParameter);
+ FUNC3(body_set_param, RID, BodyParameter, const Variant &);
+ FUNC2RC(Variant, body_get_param, RID, BodyParameter);
+
+ FUNC1(body_reset_mass_properties, RID);
FUNC3(body_set_state, RID, BodyState, const Variant &);
FUNC2RC(Variant, body_get_state, RID, BodyState);
@@ -244,6 +247,7 @@ public:
FUNC2(body_set_omit_force_integration, RID, bool);
FUNC1RC(bool, body_is_omitting_force_integration, RID);
+ FUNC3(body_set_state_sync_callback, RID, void *, BodyStateCallback);
FUNC3(body_set_force_integration_callback, RID, const Callable &, const Variant &);
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 {
@@ -252,9 +256,9 @@ public:
FUNC2(body_set_pickable, RID, bool);
- bool body_test_motion(RID p_body, const Transform2D &p_from, const Vector2 &p_motion, real_t p_margin = 0.08, MotionResult *r_result = nullptr, const Set<RID> &p_exclude = Set<RID>()) override {
+ bool body_test_motion(RID p_body, const Transform2D &p_from, const Vector2 &p_motion, real_t p_margin = 0.08, MotionResult *r_result = nullptr, bool p_collide_separation_ray = false, const Set<RID> &p_exclude = Set<RID>()) override {
ERR_FAIL_COND_V(main_thread != Thread::get_caller_id(), false);
- return physics_2d_server->body_test_motion(p_body, p_from, p_motion, p_margin, r_result, p_exclude);
+ return physics_2d_server->body_test_motion(p_body, p_from, p_motion, p_margin, r_result, p_collide_separation_ray, p_exclude);
}
// this function only works on physics process, errors and returns null otherwise
diff --git a/servers/physics_2d/shape_2d_sw.cpp b/servers/physics_2d/shape_2d_sw.cpp
index b3e4ca84c3..064c4afe52 100644
--- a/servers/physics_2d/shape_2d_sw.cpp
+++ b/servers/physics_2d/shape_2d_sw.cpp
@@ -143,6 +143,46 @@ Variant WorldMarginShape2DSW::get_data() const {
/*********************************************************/
/*********************************************************/
+void SeparationRayShape2DSW::get_supports(const Vector2 &p_normal, Vector2 *r_supports, int &r_amount) const {
+ r_amount = 1;
+
+ if (p_normal.y > 0) {
+ *r_supports = Vector2(0, length);
+ } else {
+ *r_supports = Vector2();
+ }
+}
+
+bool SeparationRayShape2DSW::contains_point(const Vector2 &p_point) const {
+ return false;
+}
+
+bool SeparationRayShape2DSW::intersect_segment(const Vector2 &p_begin, const Vector2 &p_end, Vector2 &r_point, Vector2 &r_normal) const {
+ return false; //rays can't be intersected
+}
+
+real_t SeparationRayShape2DSW::get_moment_of_inertia(real_t p_mass, const Size2 &p_scale) const {
+ return 0; //rays are mass-less
+}
+
+void SeparationRayShape2DSW::set_data(const Variant &p_data) {
+ Dictionary d = p_data;
+ length = d["length"];
+ slide_on_slope = d["slide_on_slope"];
+ configure(Rect2(0, 0, 0.001, length));
+}
+
+Variant SeparationRayShape2DSW::get_data() const {
+ Dictionary d;
+ d["length"] = length;
+ d["slide_on_slope"] = slide_on_slope;
+ return d;
+}
+
+/*********************************************************/
+/*********************************************************/
+/*********************************************************/
+
void SegmentShape2DSW::get_supports(const Vector2 &p_normal, Vector2 *r_supports, int &r_amount) const {
if (Math::abs(p_normal.dot(n)) > _SEGMENT_IS_VALID_SUPPORT_THRESHOLD) {
r_supports[0] = a;
@@ -530,14 +570,7 @@ bool ConvexPolygonShape2DSW::intersect_segment(const Vector2 &p_begin, const Vec
}
}
- if (inters) {
- if (n.dot(r_normal) > 0) {
- r_normal = -r_normal;
- }
- }
-
- //return get_aabb().intersects_segment(p_begin,p_end,&r_point,&r_normal);
- return inters; //todo
+ return inters;
}
real_t ConvexPolygonShape2DSW::get_moment_of_inertia(real_t p_mass, const Size2 &p_scale) const {
@@ -888,7 +921,7 @@ Variant ConcavePolygonShape2DSW::get_data() const {
return rsegments;
}
-void ConcavePolygonShape2DSW::cull(const Rect2 &p_local_aabb, Callback p_callback, void *p_userdata) const {
+void ConcavePolygonShape2DSW::cull(const Rect2 &p_local_aabb, QueryCallback p_callback, void *p_userdata) const {
uint32_t *stack = (uint32_t *)alloca(sizeof(int) * bvh_depth);
enum {
@@ -936,7 +969,9 @@ void ConcavePolygonShape2DSW::cull(const Rect2 &p_local_aabb, Callback p_callbac
SegmentShape2DSW ss(a, b, (b - a).orthogonal().normalized());
- p_callback(p_userdata, &ss);
+ if (p_callback(p_userdata, &ss)) {
+ return;
+ }
stack[level] = (VISIT_DONE_BIT << VISITED_BIT_SHIFT) | node;
} else {
diff --git a/servers/physics_2d/shape_2d_sw.h b/servers/physics_2d/shape_2d_sw.h
index 45d3379dfa..1185d343ee 100644
--- a/servers/physics_2d/shape_2d_sw.h
+++ b/servers/physics_2d/shape_2d_sw.h
@@ -64,6 +64,8 @@ public:
_FORCE_INLINE_ Rect2 get_aabb() const { return aabb; }
_FORCE_INLINE_ bool is_configured() const { return configured; }
+ virtual bool allows_one_way_collision() const { return true; }
+
virtual bool is_concave() const { return false; }
virtual bool contains_point(const Vector2 &p_point) const = 0;
@@ -177,6 +179,43 @@ public:
}
};
+class SeparationRayShape2DSW : public Shape2DSW {
+ real_t length;
+ bool slide_on_slope;
+
+public:
+ _FORCE_INLINE_ real_t get_length() const { return length; }
+ _FORCE_INLINE_ bool get_slide_on_slope() const { return slide_on_slope; }
+
+ virtual PhysicsServer2D::ShapeType get_type() const override { return PhysicsServer2D::SHAPE_SEPARATION_RAY; }
+
+ virtual bool allows_one_way_collision() const override { return false; }
+
+ virtual void project_rangev(const Vector2 &p_normal, const Transform2D &p_transform, real_t &r_min, real_t &r_max) const override { project_range(p_normal, p_transform, r_min, r_max); }
+ virtual void get_supports(const Vector2 &p_normal, Vector2 *r_supports, int &r_amount) const override;
+
+ virtual bool contains_point(const Vector2 &p_point) const override;
+ virtual bool intersect_segment(const Vector2 &p_begin, const Vector2 &p_end, Vector2 &r_point, Vector2 &r_normal) const override;
+ virtual real_t get_moment_of_inertia(real_t p_mass, const Size2 &p_scale) const override;
+
+ virtual void set_data(const Variant &p_data) override;
+ virtual Variant get_data() const override;
+
+ _FORCE_INLINE_ void project_range(const Vector2 &p_normal, const Transform2D &p_transform, real_t &r_min, real_t &r_max) const {
+ //real large
+ r_max = p_normal.dot(p_transform.get_origin());
+ r_min = p_normal.dot(p_transform.xform(Vector2(0, length)));
+ if (r_max < r_min) {
+ SWAP(r_max, r_min);
+ }
+ }
+
+ DEFAULT_PROJECT_RANGE_CAST
+
+ _FORCE_INLINE_ SeparationRayShape2DSW() {}
+ _FORCE_INLINE_ SeparationRayShape2DSW(real_t p_length) { length = p_length; }
+};
+
class SegmentShape2DSW : public Shape2DSW {
Vector2 a;
Vector2 b;
@@ -426,9 +465,11 @@ public:
class ConcaveShape2DSW : public Shape2DSW {
public:
virtual bool is_concave() const override { return true; }
- typedef void (*Callback)(void *p_userdata, Shape2DSW *p_convex);
- virtual void cull(const Rect2 &p_local_aabb, Callback p_callback, void *p_userdata) const = 0;
+ // Returns true to stop the query.
+ typedef bool (*QueryCallback)(void *p_userdata, Shape2DSW *p_convex);
+
+ virtual void cull(const Rect2 &p_local_aabb, QueryCallback p_callback, void *p_userdata) const = 0;
};
class ConcavePolygonShape2DSW : public ConcaveShape2DSW {
@@ -486,7 +527,7 @@ public:
virtual void set_data(const Variant &p_data) override;
virtual Variant get_data() const override;
- virtual void cull(const Rect2 &p_local_aabb, Callback p_callback, void *p_userdata) const override;
+ virtual void cull(const Rect2 &p_local_aabb, QueryCallback p_callback, void *p_userdata) const override;
DEFAULT_PROJECT_RANGE_CAST
};
diff --git a/servers/physics_2d/space_2d_sw.cpp b/servers/physics_2d/space_2d_sw.cpp
index f04f3ab583..7dbd1243cc 100644
--- a/servers/physics_2d/space_2d_sw.cpp
+++ b/servers/physics_2d/space_2d_sw.cpp
@@ -482,7 +482,7 @@ bool PhysicsDirectSpaceState2DSW::rest_info(RID p_shape, const Transform2D &p_sh
r_info->metadata = rcd.best_object->get_shape_metadata(rcd.best_shape);
if (rcd.best_object->get_type() == CollisionObject2DSW::TYPE_BODY) {
const Body2DSW *body = static_cast<const Body2DSW *>(rcd.best_object);
- Vector2 rel_vec = r_info->point - body->get_transform().get_origin();
+ Vector2 rel_vec = r_info->point - (body->get_transform().get_origin() + body->get_center_of_mass());
r_info->linear_velocity = Vector2(-body->get_angular_velocity() * rel_vec.y, body->get_angular_velocity() * rel_vec.x) + body->get_linear_velocity();
} else {
@@ -528,7 +528,7 @@ int Space2DSW::_cull_aabb_for_body(Body2DSW *p_body, const Rect2 &p_aabb) {
return amount;
}
-bool Space2DSW::test_body_motion(Body2DSW *p_body, const Transform2D &p_from, const Vector2 &p_motion, real_t p_margin, PhysicsServer2D::MotionResult *r_result, const Set<RID> &p_exclude) {
+bool Space2DSW::test_body_motion(Body2DSW *p_body, const Transform2D &p_from, const Vector2 &p_motion, real_t p_margin, PhysicsServer2D::MotionResult *r_result, bool p_collide_separation_ray, const Set<RID> &p_exclude) {
//give me back regular physics engine logic
//this is madness
//and most people using this function will think
@@ -621,7 +621,7 @@ bool Space2DSW::test_body_motion(Body2DSW *p_body, const Transform2D &p_from, co
Transform2D col_obj_shape_xform = col_obj->get_transform() * col_obj->get_shape_transform(shape_idx);
- if (col_obj->is_shape_set_as_one_way_collision(shape_idx)) {
+ if (body_shape->allows_one_way_collision() && col_obj->is_shape_set_as_one_way_collision(shape_idx)) {
cbk.valid_dir = col_obj_shape_xform.get_axis(1).normalized();
real_t owc_margin = col_obj->get_shape_one_way_collision_margin(shape_idx);
@@ -634,7 +634,7 @@ bool Space2DSW::test_body_motion(Body2DSW *p_body, const Transform2D &p_from, co
//fix for moving platforms (kinematic and dynamic), margin is increased by how much it moved in the given direction
Vector2 lv = b->get_linear_velocity();
//compute displacement from linear velocity
- Vector2 motion = lv * PhysicsDirectBodyState2DSW::singleton->step;
+ Vector2 motion = lv * last_step;
real_t motion_len = motion.length();
motion.normalize();
cbk.valid_depth += motion_len * MAX(motion.dot(-cbk.valid_dir), 0.0);
@@ -726,6 +726,16 @@ bool Space2DSW::test_body_motion(Body2DSW *p_body, const Transform2D &p_from, co
}
Shape2DSW *body_shape = p_body->get_shape(body_shape_idx);
+
+ // Colliding separation rays allows to properly snap to the ground,
+ // otherwise it's not needed in regular motion.
+ if (!p_collide_separation_ray && (body_shape->get_type() == PhysicsServer2D::SHAPE_SEPARATION_RAY)) {
+ // When slide on slope is on, separation ray shape acts like a regular shape.
+ if (!static_cast<SeparationRayShape2DSW *>(body_shape)->get_slide_on_slope()) {
+ continue;
+ }
+ }
+
Transform2D body_shape_xform = body_transform * p_body->get_shape_transform(body_shape_idx);
bool stuck = false;
@@ -762,7 +772,7 @@ bool Space2DSW::test_body_motion(Body2DSW *p_body, const Transform2D &p_from, co
//test initial overlap
if (CollisionSolver2DSW::solve(body_shape, body_shape_xform, Vector2(), against_shape, col_obj_shape_xform, Vector2(), nullptr, nullptr, nullptr, 0)) {
- if (col_obj->is_shape_set_as_one_way_collision(col_shape_idx)) {
+ if (body_shape->allows_one_way_collision() && col_obj->is_shape_set_as_one_way_collision(col_shape_idx)) {
Vector2 direction = col_obj_shape_xform.get_axis(1).normalized();
if (motion_normal.dot(direction) < 0) {
continue;
@@ -806,7 +816,7 @@ bool Space2DSW::test_body_motion(Body2DSW *p_body, const Transform2D &p_from, co
}
}
- if (col_obj->is_shape_set_as_one_way_collision(col_shape_idx)) {
+ if (body_shape->allows_one_way_collision() && col_obj->is_shape_set_as_one_way_collision(col_shape_idx)) {
Vector2 cd[2];
PhysicsServer2DSW::CollCbkData cbk;
cbk.max = 1;
@@ -904,7 +914,7 @@ bool Space2DSW::test_body_motion(Body2DSW *p_body, const Transform2D &p_from, co
Transform2D col_obj_shape_xform = col_obj->get_transform() * col_obj->get_shape_transform(shape_idx);
- if (col_obj->is_shape_set_as_one_way_collision(shape_idx)) {
+ if (body_shape->allows_one_way_collision() && col_obj->is_shape_set_as_one_way_collision(shape_idx)) {
rcd.valid_dir = col_obj_shape_xform.get_axis(1).normalized();
real_t owc_margin = col_obj->get_shape_one_way_collision_margin(shape_idx);
@@ -916,7 +926,7 @@ bool Space2DSW::test_body_motion(Body2DSW *p_body, const Transform2D &p_from, co
//fix for moving platforms (kinematic and dynamic), margin is increased by how much it moved in the given direction
Vector2 lv = b->get_linear_velocity();
//compute displacement from linear velocity
- Vector2 motion = lv * PhysicsDirectBodyState2DSW::singleton->step;
+ Vector2 motion = lv * last_step;
real_t motion_len = motion.length();
motion.normalize();
rcd.valid_depth += motion_len * MAX(motion.dot(-rcd.valid_dir), 0.0);
@@ -951,7 +961,7 @@ bool Space2DSW::test_body_motion(Body2DSW *p_body, const Transform2D &p_from, co
r_result->collider_metadata = rcd.best_object->get_shape_metadata(rcd.best_shape);
const Body2DSW *body = static_cast<const Body2DSW *>(rcd.best_object);
- Vector2 rel_vec = r_result->collision_point - body->get_transform().get_origin();
+ Vector2 rel_vec = r_result->collision_point - (body->get_transform().get_origin() + body->get_center_of_mass());
r_result->collider_velocity = Vector2(-body->get_angular_velocity() * rel_vec.y, body->get_angular_velocity() * rel_vec.x) + body->get_linear_velocity();
r_result->travel = safe * p_motion;
@@ -1031,12 +1041,12 @@ void Space2DSW::body_remove_from_active_list(SelfList<Body2DSW> *p_body) {
active_list.remove(p_body);
}
-void Space2DSW::body_add_to_inertia_update_list(SelfList<Body2DSW> *p_body) {
- inertia_update_list.add(p_body);
+void Space2DSW::body_add_to_mass_properties_update_list(SelfList<Body2DSW> *p_body) {
+ mass_properties_update_list.add(p_body);
}
-void Space2DSW::body_remove_from_inertia_update_list(SelfList<Body2DSW> *p_body) {
- inertia_update_list.remove(p_body);
+void Space2DSW::body_remove_from_mass_properties_update_list(SelfList<Body2DSW> *p_body) {
+ mass_properties_update_list.remove(p_body);
}
BroadPhase2DSW *Space2DSW::get_broadphase() {
@@ -1102,9 +1112,9 @@ void Space2DSW::call_queries() {
void Space2DSW::setup() {
contact_debug_count = 0;
- while (inertia_update_list.first()) {
- inertia_update_list.first()->self()->update_inertias();
- inertia_update_list.remove(inertia_update_list.first());
+ while (mass_properties_update_list.first()) {
+ mass_properties_update_list.first()->self()->update_mass_properties();
+ mass_properties_update_list.remove(mass_properties_update_list.first());
}
}
diff --git a/servers/physics_2d/space_2d_sw.h b/servers/physics_2d/space_2d_sw.h
index 3be36852b0..ad82a14af5 100644
--- a/servers/physics_2d/space_2d_sw.h
+++ b/servers/physics_2d/space_2d_sw.h
@@ -49,13 +49,13 @@ class PhysicsDirectSpaceState2DSW : public PhysicsDirectSpaceState2D {
public:
Space2DSW *space;
- virtual int intersect_point(const Vector2 &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, bool p_pick_point = false) override;
- virtual int intersect_point_on_canvas(const Vector2 &p_point, ObjectID p_canvas_instance_id, 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, bool p_pick_point = false) override;
- virtual bool intersect_ray(const Vector2 &p_from, const Vector2 &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) override;
- virtual int intersect_shape(const RID &p_shape, const Transform2D &p_xform, const Vector2 &p_motion, real_t 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) override;
- virtual bool cast_motion(const RID &p_shape, const Transform2D &p_xform, const Vector2 &p_motion, real_t p_margin, real_t &p_closest_safe, real_t &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) override;
- virtual bool collide_shape(RID p_shape, const Transform2D &p_shape_xform, const Vector2 &p_motion, real_t p_margin, Vector2 *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) override;
- virtual bool rest_info(RID p_shape, const Transform2D &p_shape_xform, const Vector2 &p_motion, real_t 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) override;
+ virtual int intersect_point(const Vector2 &p_point, ShapeResult *r_results, int p_result_max, const Set<RID> &p_exclude = Set<RID>(), uint32_t p_collision_mask = UINT32_MAX, bool p_collide_with_bodies = true, bool p_collide_with_areas = false, bool p_pick_point = false) override;
+ virtual int intersect_point_on_canvas(const Vector2 &p_point, ObjectID p_canvas_instance_id, ShapeResult *r_results, int p_result_max, const Set<RID> &p_exclude = Set<RID>(), uint32_t p_collision_mask = UINT32_MAX, bool p_collide_with_bodies = true, bool p_collide_with_areas = false, bool p_pick_point = false) override;
+ virtual bool intersect_ray(const Vector2 &p_from, const Vector2 &p_to, RayResult &r_result, const Set<RID> &p_exclude = Set<RID>(), uint32_t p_collision_mask = UINT32_MAX, bool p_collide_with_bodies = true, bool p_collide_with_areas = false) override;
+ virtual int intersect_shape(const RID &p_shape, const Transform2D &p_xform, const Vector2 &p_motion, real_t p_margin, ShapeResult *r_results, int p_result_max, const Set<RID> &p_exclude = Set<RID>(), uint32_t p_collision_mask = UINT32_MAX, bool p_collide_with_bodies = true, bool p_collide_with_areas = false) override;
+ virtual bool cast_motion(const RID &p_shape, const Transform2D &p_xform, const Vector2 &p_motion, real_t p_margin, real_t &p_closest_safe, real_t &p_closest_unsafe, const Set<RID> &p_exclude = Set<RID>(), uint32_t p_collision_mask = UINT32_MAX, bool p_collide_with_bodies = true, bool p_collide_with_areas = false) override;
+ virtual bool collide_shape(RID p_shape, const Transform2D &p_shape_xform, const Vector2 &p_motion, real_t p_margin, Vector2 *r_results, int p_result_max, int &r_result_count, const Set<RID> &p_exclude = Set<RID>(), uint32_t p_collision_mask = UINT32_MAX, bool p_collide_with_bodies = true, bool p_collide_with_areas = false) override;
+ virtual bool rest_info(RID p_shape, const Transform2D &p_shape_xform, const Vector2 &p_motion, real_t p_margin, ShapeRestInfo *r_info, const Set<RID> &p_exclude = Set<RID>(), uint32_t p_collision_mask = UINT32_MAX, bool p_collide_with_bodies = true, bool p_collide_with_areas = false) override;
PhysicsDirectSpaceState2DSW();
};
@@ -86,7 +86,7 @@ private:
BroadPhase2DSW *broadphase;
SelfList<Body2DSW>::List active_list;
- SelfList<Body2DSW>::List inertia_update_list;
+ SelfList<Body2DSW>::List mass_properties_update_list;
SelfList<Body2DSW>::List state_query_list;
SelfList<Area2DSW>::List monitor_query_list;
SelfList<Area2DSW>::List area_moved_list;
@@ -117,6 +117,8 @@ private:
bool locked;
+ real_t last_step = 0.001;
+
int island_count;
int active_objects;
int collision_pairs;
@@ -138,8 +140,8 @@ public:
const SelfList<Body2DSW>::List &get_active_body_list() const;
void body_add_to_active_list(SelfList<Body2DSW> *p_body);
void body_remove_from_active_list(SelfList<Body2DSW> *p_body);
- void body_add_to_inertia_update_list(SelfList<Body2DSW> *p_body);
- void body_remove_from_inertia_update_list(SelfList<Body2DSW> *p_body);
+ void body_add_to_mass_properties_update_list(SelfList<Body2DSW> *p_body);
+ void body_remove_from_mass_properties_update_list(SelfList<Body2DSW> *p_body);
void area_add_to_moved_list(SelfList<Area2DSW> *p_area);
void area_remove_from_moved_list(SelfList<Area2DSW> *p_area);
const SelfList<Area2DSW>::List &get_moved_area_list() const;
@@ -172,6 +174,9 @@ public:
void lock();
void unlock();
+ real_t get_last_step() const { return last_step; }
+ void set_last_step(real_t p_step) { last_step = p_step; }
+
void set_param(PhysicsServer2D::SpaceParameter p_param, real_t p_value);
real_t get_param(PhysicsServer2D::SpaceParameter p_param) const;
@@ -183,7 +188,7 @@ public:
int get_collision_pairs() const { return collision_pairs; }
- bool test_body_motion(Body2DSW *p_body, const Transform2D &p_from, const Vector2 &p_motion, real_t p_margin, PhysicsServer2D::MotionResult *r_result, const Set<RID> &p_exclude = Set<RID>());
+ bool test_body_motion(Body2DSW *p_body, const Transform2D &p_from, const Vector2 &p_motion, real_t p_margin, PhysicsServer2D::MotionResult *r_result, bool p_collide_separation_ray = false, const Set<RID> &p_exclude = Set<RID>());
void set_debug_contacts(int p_amount) { contact_debug.resize(p_amount); }
_FORCE_INLINE_ bool is_debugging_contacts() const { return !contact_debug.is_empty(); }
diff --git a/servers/physics_2d/step_2d_sw.cpp b/servers/physics_2d/step_2d_sw.cpp
index 8b30160cc1..0306ec5050 100644
--- a/servers/physics_2d/step_2d_sw.cpp
+++ b/servers/physics_2d/step_2d_sw.cpp
@@ -129,6 +129,8 @@ void Step2DSW::step(Space2DSW *p_space, real_t p_delta, int p_iterations) {
p_space->setup(); //update inertias, etc
+ p_space->set_last_step(p_delta);
+
iterations = p_iterations;
delta = p_delta;