3 files changed, 27 insertions, 2 deletions
diff --git a/src/KingSystem/Physics/System/physLayerContactPointInfo.h b/src/KingSystem/Physics/System/physLayerContactPointInfo.h
index 377adb07..2080cfb0 100644
--- a/src/KingSystem/Physics/System/physLayerContactPointInfo.h
+++ b/src/KingSystem/Physics/System/physLayerContactPointInfo.h
@@ -84,6 +84,8 @@ public:
     bool registerLayerPair(ContactLayer layer1, ContactLayer layer2, bool enabled = true);
     bool isPairUnknown(ContactLayer layer1, ContactLayer layer2) const;
 
+    ContactLayerType getLayerType() const { return mLayerType; }
+
     ContactCallback* getCallback() const { return mCallback; }
     void setCallback(ContactCallback* callback) { mCallback = callback; }
 
diff --git a/src/KingSystem/Physics/System/physSystem.cpp b/src/KingSystem/Physics/System/physSystem.cpp
index b320a04e..acc926fc 100644
--- a/src/KingSystem/Physics/System/physSystem.cpp
+++ b/src/KingSystem/Physics/System/physSystem.cpp
@@ -8,10 +8,12 @@
 #include "KingSystem/Physics/RigidBody/physRigidBodyResource.h"
 #include "KingSystem/Physics/StaticCompound/physStaticCompound.h"
 #include "KingSystem/Physics/SupportBone/physSupportBoneResource.h"
+#include "KingSystem/Physics/System/physContactListener.h"
 #include "KingSystem/Physics/System/physContactMgr.h"
 #include "KingSystem/Physics/System/physContactPointInfo.h"
 #include "KingSystem/Physics/System/physEntityGroupFilter.h"
 #include "KingSystem/Physics/System/physGroupFilter.h"
+#include "KingSystem/Physics/System/physLayerContactPointInfo.h"
 #include "KingSystem/Physics/System/physMaterialTable.h"
 #include "KingSystem/Physics/System/physRayCastRequestMgr.h"
 #include "KingSystem/Physics/System/physSensorGroupFilter.h"
@@ -56,6 +58,10 @@ void System::initSystemData(sead::Heap* heap) {
                       mContactMgr);
 }
 
+void System::removeSystemGroupHandler(SystemGroupHandler* handler) {
+    mGroupFilters[static_cast<s32>(handler->getLayerType())]->removeSystemGroupHandler(handler);
+}
+
 ContactPointInfo* System::allocContactPointInfo(sead::Heap* heap, int num,
                                                 const sead::SafeString& name, int a, int b,
                                                 int c) const {
@@ -103,10 +109,27 @@ LayerContactPointInfo* System::allocLayerContactPointInfo(sead::Heap* heap, int
     return mContactMgr->makeLayerContactPointInfo(heap, num, num2, name, a, b, c);
 }
 
+void System::freeLayerContactPointInfo(LayerContactPointInfo* info) const {
+    mContactListeners[static_cast<s32>(info->getLayerType())]->removeLayerPairsForContactPointInfo(
+        info);
+    mContactMgr->freeContactPointInfo(info);
+}
+
 void System::registerContactPointInfo(ContactPointInfo* info) const {
     mContactMgr->registerContactPointInfo(info);
 }
 
+void System::registerContactPointLayerPair(LayerContactPointInfo* info, ContactLayer layer1,
+                                           ContactLayer layer2, bool enabled) {
+    mContactListeners[static_cast<s32>(info->getLayerType())]->addLayerPairForContactPointInfo(
+        info, layer1, layer2, enabled);
+}
+
+ContactLayerCollisionInfo* System::trackLayerPair(ContactLayer layer_a, ContactLayer layer_b) {
+    return mContactListeners[static_cast<s32>(getContactLayerType(layer_a))]->trackLayerPair(
+        layer_a, layer_b);
+}
+
 RagdollControllerKeyList* System::getRagdollCtrlKeyList() const {
     if (!mSystemData)
         return nullptr;
diff --git a/src/KingSystem/Physics/System/physSystem.h b/src/KingSystem/Physics/System/physSystem.h
index 765f4ce4..9c48510d 100644
--- a/src/KingSystem/Physics/System/physSystem.h
+++ b/src/KingSystem/Physics/System/physSystem.h
@@ -14,6 +14,7 @@ namespace ksys::phys {
 class CollisionInfo;
 class ContactLayerCollisionInfo;
 class ContactLayerCollisionInfoGroup;
+class ContactListener;
 class ContactMgr;
 class ContactPointInfo;
 class GroupFilter;
@@ -154,8 +155,7 @@ private:
     GroupFilter* mEntityGroupFilter{};
     GroupFilter* mSensorGroupFilter{};
     sead::FixedPtrArray<GroupFilter, 2> mGroupFilters;
-    // FIXME: type
-    sead::FixedPtrArray<void*, 2> _128;
+    sead::FixedPtrArray<ContactListener, 2> mContactListeners;
     ContactMgr* mContactMgr;
     void* _150;
     StaticCompoundMgr* mStaticCompoundMgr;