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-rw-r--r--scene/2d/physics_body_2d.cpp70
-rw-r--r--scene/2d/physics_body_2d.h18
2 files changed, 84 insertions, 4 deletions
diff --git a/scene/2d/physics_body_2d.cpp b/scene/2d/physics_body_2d.cpp
index 125a7e6a61..30f012c7aa 100644
--- a/scene/2d/physics_body_2d.cpp
+++ b/scene/2d/physics_body_2d.cpp
@@ -560,11 +560,53 @@ real_t RigidBody2D::get_mass() const {
void RigidBody2D::set_inertia(real_t p_inertia) {
ERR_FAIL_COND(p_inertia < 0);
- PhysicsServer2D::get_singleton()->body_set_param(get_rid(), PhysicsServer2D::BODY_PARAM_INERTIA, p_inertia);
+ inertia = p_inertia;
+ PhysicsServer2D::get_singleton()->body_set_param(get_rid(), PhysicsServer2D::BODY_PARAM_INERTIA, inertia);
}
real_t RigidBody2D::get_inertia() const {
- return PhysicsServer2D::get_singleton()->body_get_param(get_rid(), PhysicsServer2D::BODY_PARAM_INERTIA);
+ return inertia;
+}
+
+void RigidBody2D::set_center_of_mass_mode(CenterOfMassMode p_mode) {
+ if (center_of_mass_mode == p_mode) {
+ return;
+ }
+
+ center_of_mass_mode = p_mode;
+
+ switch (center_of_mass_mode) {
+ case CENTER_OF_MASS_MODE_AUTO: {
+ center_of_mass = Vector2();
+ PhysicsServer2D::get_singleton()->body_reset_mass_properties(get_rid());
+ if (inertia != 0.0) {
+ PhysicsServer2D::get_singleton()->body_set_param(get_rid(), PhysicsServer2D::BODY_PARAM_INERTIA, inertia);
+ }
+ } break;
+
+ case CENTER_OF_MASS_MODE_CUSTOM: {
+ PhysicsServer2D::get_singleton()->body_set_param(get_rid(), PhysicsServer2D::BODY_PARAM_CENTER_OF_MASS, center_of_mass);
+ } break;
+ }
+}
+
+RigidBody2D::CenterOfMassMode RigidBody2D::get_center_of_mass_mode() const {
+ return center_of_mass_mode;
+}
+
+void RigidBody2D::set_center_of_mass(const Vector2 &p_center_of_mass) {
+ if (center_of_mass == p_center_of_mass) {
+ return;
+ }
+
+ ERR_FAIL_COND(center_of_mass_mode != CENTER_OF_MASS_MODE_CUSTOM);
+ center_of_mass = p_center_of_mass;
+
+ PhysicsServer2D::get_singleton()->body_set_param(get_rid(), PhysicsServer2D::BODY_PARAM_CENTER_OF_MASS, center_of_mass);
+}
+
+const Vector2 &RigidBody2D::get_center_of_mass() const {
+ return center_of_mass;
}
void RigidBody2D::set_physics_material_override(const Ref<PhysicsMaterial> &p_physics_material_override) {
@@ -818,6 +860,12 @@ void RigidBody2D::_bind_methods() {
ClassDB::bind_method(D_METHOD("get_inertia"), &RigidBody2D::get_inertia);
ClassDB::bind_method(D_METHOD("set_inertia", "inertia"), &RigidBody2D::set_inertia);
+ ClassDB::bind_method(D_METHOD("set_center_of_mass_mode", "mode"), &RigidBody2D::set_center_of_mass_mode);
+ ClassDB::bind_method(D_METHOD("get_center_of_mass_mode"), &RigidBody2D::get_center_of_mass_mode);
+
+ ClassDB::bind_method(D_METHOD("set_center_of_mass", "center_of_mass"), &RigidBody2D::set_center_of_mass);
+ ClassDB::bind_method(D_METHOD("get_center_of_mass"), &RigidBody2D::get_center_of_mass);
+
ClassDB::bind_method(D_METHOD("set_physics_material_override", "physics_material_override"), &RigidBody2D::set_physics_material_override);
ClassDB::bind_method(D_METHOD("get_physics_material_override"), &RigidBody2D::get_physics_material_override);
@@ -874,8 +922,11 @@ void RigidBody2D::_bind_methods() {
GDVIRTUAL_BIND(_integrate_forces, "state");
ADD_PROPERTY(PropertyInfo(Variant::INT, "mode", PROPERTY_HINT_ENUM, "Dynamic,Static,DynamicLocked,Kinematic"), "set_mode", "get_mode");
- ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "mass", PROPERTY_HINT_RANGE, "0.01,65535,0.01,exp"), "set_mass", "get_mass");
- ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "inertia", PROPERTY_HINT_RANGE, "0.01,65535,0.01,exp", PROPERTY_USAGE_NONE), "set_inertia", "get_inertia");
+ ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "mass", PROPERTY_HINT_RANGE, "0.01,1000,0.01,or_greater,exp"), "set_mass", "get_mass");
+ ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "inertia", PROPERTY_HINT_RANGE, "0,1000,0.01,or_greater,exp"), "set_inertia", "get_inertia");
+ ADD_PROPERTY(PropertyInfo(Variant::INT, "center_of_mass_mode", PROPERTY_HINT_ENUM, "Auto,Custom", PROPERTY_USAGE_DEFAULT | PROPERTY_USAGE_UPDATE_ALL_IF_MODIFIED), "set_center_of_mass_mode", "get_center_of_mass_mode");
+ ADD_PROPERTY(PropertyInfo(Variant::VECTOR2, "center_of_mass", PROPERTY_HINT_RANGE, "-10,10,0.01,or_lesser,or_greater"), "set_center_of_mass", "get_center_of_mass");
+ ADD_LINKED_PROPERTY("center_of_mass_mode", "center_of_mass");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "physics_material_override", PROPERTY_HINT_RESOURCE_TYPE, "PhysicsMaterial"), "set_physics_material_override", "get_physics_material_override");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "gravity_scale", PROPERTY_HINT_RANGE, "-128,128,0.01"), "set_gravity_scale", "get_gravity_scale");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "custom_integrator"), "set_use_custom_integrator", "is_using_custom_integrator");
@@ -905,11 +956,22 @@ void RigidBody2D::_bind_methods() {
BIND_ENUM_CONSTANT(MODE_DYNAMIC_LOCKED);
BIND_ENUM_CONSTANT(MODE_KINEMATIC);
+ BIND_ENUM_CONSTANT(CENTER_OF_MASS_MODE_AUTO);
+ BIND_ENUM_CONSTANT(CENTER_OF_MASS_MODE_CUSTOM);
+
BIND_ENUM_CONSTANT(CCD_MODE_DISABLED);
BIND_ENUM_CONSTANT(CCD_MODE_CAST_RAY);
BIND_ENUM_CONSTANT(CCD_MODE_CAST_SHAPE);
}
+void RigidBody2D::_validate_property(PropertyInfo &property) const {
+ if (center_of_mass_mode != CENTER_OF_MASS_MODE_CUSTOM) {
+ if (property.name == "center_of_mass") {
+ property.usage = PROPERTY_USAGE_NOEDITOR | PROPERTY_USAGE_INTERNAL;
+ }
+ }
+}
+
RigidBody2D::RigidBody2D() :
PhysicsBody2D(PhysicsServer2D::BODY_MODE_DYNAMIC) {
PhysicsServer2D::get_singleton()->body_set_state_sync_callback(get_rid(), this, _body_state_changed_callback);
diff --git a/scene/2d/physics_body_2d.h b/scene/2d/physics_body_2d.h
index 24152060ec..1d6437a3ad 100644
--- a/scene/2d/physics_body_2d.h
+++ b/scene/2d/physics_body_2d.h
@@ -124,6 +124,11 @@ public:
MODE_KINEMATIC,
};
+ enum CenterOfMassMode {
+ CENTER_OF_MASS_MODE_AUTO,
+ CENTER_OF_MASS_MODE_CUSTOM,
+ };
+
enum CCDMode {
CCD_MODE_DISABLED,
CCD_MODE_CAST_RAY,
@@ -135,6 +140,10 @@ private:
Mode mode = MODE_DYNAMIC;
real_t mass = 1.0;
+ real_t inertia = 0.0;
+ CenterOfMassMode center_of_mass_mode = CENTER_OF_MASS_MODE_AUTO;
+ Vector2 center_of_mass;
+
Ref<PhysicsMaterial> physics_material_override;
real_t gravity_scale = 1.0;
real_t linear_damp = -1.0;
@@ -198,6 +207,8 @@ protected:
void _notification(int p_what);
static void _bind_methods();
+ virtual void _validate_property(PropertyInfo &property) const override;
+
GDVIRTUAL1(_integrate_forces, PhysicsDirectBodyState2D *)
public:
@@ -210,6 +221,12 @@ public:
void set_inertia(real_t p_inertia);
real_t get_inertia() const;
+ void set_center_of_mass_mode(CenterOfMassMode p_mode);
+ CenterOfMassMode get_center_of_mass_mode() const;
+
+ void set_center_of_mass(const Vector2 &p_center_of_mass);
+ const Vector2 &get_center_of_mass() const;
+
void set_physics_material_override(const Ref<PhysicsMaterial> &p_physics_material_override);
Ref<PhysicsMaterial> get_physics_material_override() const;
@@ -274,6 +291,7 @@ private:
};
VARIANT_ENUM_CAST(RigidBody2D::Mode);
+VARIANT_ENUM_CAST(RigidBody2D::CenterOfMassMode);
VARIANT_ENUM_CAST(RigidBody2D::CCDMode);
class CharacterBody2D : public PhysicsBody2D {
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-22 23:44:46 +0000