ksys: Start adding PhysicsConstraints

src/KingSystem/ActorSystem/CMakeLists.txt

@@ -107,6 +107,8 @@ target_sources(uking PRIVATE
   actInstParamPack.cpp
   actInstParamPack.h
   actLifeRecoveryInfo.h
+  actPhysicsConstraints.cpp
+  actPhysicsConstraints.h
   actPhysicsUserTag.cpp
   actPhysicsUserTag.h
   actPlayerInfo.cpp

src/KingSystem/ActorSystem/actPhysicsConstraints.cpp

@@ -0,0 +1,24 @@
+#include "KingSystem/ActorSystem/actPhysicsConstraints.h"
+#include "KingSystem/Physics/System/physConstraint.h"
+
+namespace ksys::act {
+
+PhysicsConstraints::PhysicsConstraints() = default;
+
+PhysicsConstraints::~PhysicsConstraints() {
+    finalize();
+}
+
+void PhysicsConstraints::finalize() {
+    for (auto*& cs : mConstraints) {
+        if (cs) {
+            phys::Constraint::destroy(cs);
+            cs = nullptr;
+        }
+    }
+    mConstraints.freeBuffer();
+    _10 = false;
+    _11 = false;
+}
+
+}  // namespace ksys::act

src/KingSystem/ActorSystem/actPhysicsConstraints.h

@@ -0,0 +1,30 @@
+#pragma once
+
+#include <container/seadBuffer.h>
+#include "KingSystem/Utils/Types.h"
+
+namespace ksys::phys {
+class Constraint;
+}
+
+namespace ksys::act {
+
+class Actor;
+
+class PhysicsConstraints {
+public:
+    PhysicsConstraints();
+    ~PhysicsConstraints();
+
+    bool initialize(Actor* actor, sead::Heap* heap);
+    void finalize();
+    void calc();
+
+private:
+    sead::Buffer<phys::Constraint*> mConstraints;
+    bool _10 = false;
+    bool _11 = false;
+};
+KSYS_CHECK_SIZE_NX150(PhysicsConstraints, 0x18);
+
+}  // namespace ksys::act

src/KingSystem/Physics/CMakeLists.txt

@@ -18,6 +18,8 @@ target_sources(uking PRIVATE
   SupportBone/physSupportBoneResourceMainBone.cpp
   System/physCharacterControllerParam.cpp
   System/physCharacterControllerParam.h
+  System/physConstraint.cpp
+  System/physConstraint.h
   System/physContactInfoParam.cpp
   System/physContactInfoParam.h
   System/physDefines.cpp

src/KingSystem/Physics/System/physConstraint.cpp

@@ -0,0 +1,10 @@
+#include "KingSystem/Physics/System/physConstraint.h"
+
+namespace ksys::phys {
+
+void Constraint::destroy(Constraint* instance) {
+    if (instance)
+        delete instance;
+}
+
+}  // namespace ksys::phys

src/KingSystem/Physics/System/physConstraint.h

@@ -0,0 +1,19 @@
+#pragma once
+
+#include <prim/seadRuntimeTypeInfo.h>
+
+namespace ksys::phys {
+
+class Constraint {
+    SEAD_RTTI_BASE(Constraint)
+
+public:
+    // FIXME: types
+    Constraint();
+    virtual ~Constraint();
+
+    /// No-op if instance is null.
+    static void destroy(Constraint* instance);
+};
+
+}  // namespace ksys::phys