ksys/phys: Start adding ClosestPointQuery and iterator stuff

src/KingSystem/Physics/System/physClosestPointQuery.cpp

@@ -0,0 +1,43 @@
+#include "KingSystem/Physics/System/physClosestPointQuery.h"
+#include "KingSystem/Physics/RigidBody/physRigidBody.h"
+#include "KingSystem/Physics/System/physQueryContactPointInfo.h"
+#include "KingSystem/Physics/physDefines.h"
+#include "KingSystem/Physics/physLayerMaskBuilder.h"
+
+namespace ksys::phys {
+
+ClosestPointQuery::ClosestPointQuery(RigidBody* body, QueryContactPointInfo* contact_point_info)
+    : mBody(body), mContactPointInfo(contact_point_info) {
+    reset();
+}
+
+ClosestPointQuery::~ClosestPointQuery() = default;
+
+void ClosestPointQuery::reset() {
+    mIsSuccess = false;
+    _18 = 0;
+}
+
+void ClosestPointQuery::setLayerMasks(const LayerMaskBuilder& builder) {
+    auto* info = mContactPointInfo;
+    for (int i = 0; i < NumContactLayerTypes; ++i) {
+        info->mSubscribedLayers[i] = builder.getMasks()[i].layers;
+        info->mLayerMask2[i] = builder.getMasks()[i].layers2;
+    }
+}
+
+bool ClosestPointQuery::isSuccess() const {
+    return mIsSuccess;
+}
+
+void ClosestPointQuery::setLayerMasksAndBodyCollisionFilterInfo(const LayerMaskBuilder& builder) {
+    EntityCollisionMask mask;
+    mask.data.query_custom_receiver_layer_mask =
+        builder.getMasks()[int(ContactLayerType::Entity)].layers;
+    mask.data.layer = ContactLayer::EntityQueryCustomReceiver;
+    mBody->setCollisionFilterInfo(mask.raw);
+
+    setLayerMasks(builder);
+}
+
+}  // namespace ksys::phys