diff --git a/doc/en/scripting/builtins/libinput.md b/doc/en/scripting/builtins/libinput.md
index 02f2a8d0..2c577389 100644
--- a/doc/en/scripting/builtins/libinput.md
+++ b/doc/en/scripting/builtins/libinput.md
@@ -48,6 +48,12 @@ input.get_mouse_pos() --> {int, int}
 
 Returns cursor screen position.
 
+```lua
+input.get_mouse_delta() --> {int, int}
+```
+
+Returns cursor movement delta.
+
 ```lua
 input.get_bindings() --> strings array
 ```
diff --git a/doc/ru/scripting/builtins/libinput.md b/doc/ru/scripting/builtins/libinput.md
index afe22ee6..96bc3105 100644
--- a/doc/ru/scripting/builtins/libinput.md
+++ b/doc/ru/scripting/builtins/libinput.md
@@ -48,6 +48,12 @@ input.get_mouse_pos() --> {int, int}
 
 Возвращает позицию курсора на экране.
 
+```lua
+input.get_mouse_delta() --> {int, int}
+```
+
+Возращает дельту позиции курсора.
+
 ```lua
 input.get_bindings() --> массив строк
 ```
diff --git a/src/frontend/LevelFrontend.cpp b/src/frontend/LevelFrontend.cpp
index 5dfdf822..9a8553da 100644
--- a/src/frontend/LevelFrontend.cpp
+++ b/src/frontend/LevelFrontend.cpp
@@ -49,8 +49,7 @@ LevelFrontend::LevelFrontend(
                 auto sound = rassets.get<audio::Sound>(material->stepsSound);
                 glm::vec3 pos {};
                 auto soundsCamera = currentPlayer->currentCamera.get();
-                if (soundsCamera == currentPlayer->spCamera.get() ||
-                    soundsCamera == currentPlayer->tpCamera.get()) {
+                if (currentPlayer->isCurrentCameraBuiltin()) {
                     soundsCamera = currentPlayer->fpCamera.get();
                 }
                 bool relative = player == currentPlayer && 
diff --git a/src/logic/PlayerController.cpp b/src/logic/PlayerController.cpp
index 0ced9425..9de01404 100644
--- a/src/logic/PlayerController.cpp
+++ b/src/logic/PlayerController.cpp
@@ -207,8 +207,7 @@ void CameraControl::update(
         tpCamera->front = camera->front;
         tpCamera->right = camera->right;
     }
-    if (player.currentCamera == spCamera || player.currentCamera == tpCamera ||
-        player.currentCamera == camera) {
+    if (player.isCurrentCameraBuiltin()) {
         player.currentCamera->setFov(glm::radians(settings.fov.get()));
     }
 }
@@ -280,7 +279,7 @@ void PlayerController::postUpdate(
         updateFootsteps(delta);
     }
 
-    if (!pause && input) {
+    if (!pause && input && player.isCurrentCameraBuiltin()) {
         camControl.updateMouse(this->input, windowHeight);
     }
     camControl.refreshRotation();
diff --git a/src/logic/scripting/lua/libs/libinput.cpp b/src/logic/scripting/lua/libs/libinput.cpp
index 6d75fd4b..eb605671 100644
--- a/src/logic/scripting/lua/libs/libinput.cpp
+++ b/src/logic/scripting/lua/libs/libinput.cpp
@@ -82,6 +82,12 @@ static int l_get_mouse_pos(lua::State* L) {
     return lua::pushvec2(L, engine->getInput().getCursor().pos);
 }
 
+static int l_get_mouse_delta(lua::State* L) {
+    if (engine->isHeadless())
+        return 0;
+    return lua::pushvec2(L, engine->getInput().getCursor().delta);
+}
+
 static int l_get_bindings(lua::State* L) {
     if (engine->isHeadless())
         return 0;
@@ -171,6 +177,7 @@ const luaL_Reg inputlib[] = {
     {"mousecode", lua::wrap<l_mousecode>},
     {"add_callback", lua::wrap<l_add_callback>},
     {"get_mouse_pos", lua::wrap<l_get_mouse_pos>},
+    {"get_mouse_delta", lua::wrap<l_get_mouse_delta>},
     {"get_bindings", lua::wrap<l_get_bindings>},
     {"get_binding_text", lua::wrap<l_get_binding_text>},
     {"is_active", lua::wrap<l_is_active>},
diff --git a/src/objects/Player.cpp b/src/objects/Player.cpp
index f14f9d2d..f27dc743 100644
--- a/src/objects/Player.cpp
+++ b/src/objects/Player.cpp
@@ -84,6 +84,12 @@ Hitbox* Player::getHitbox() {
     return nullptr;
 }
 
+bool Player::isCurrentCameraBuiltin() const {
+    return currentCamera.get() == fpCamera.get() ||
+           currentCamera.get() == spCamera.get() ||
+           currentCamera.get() == tpCamera.get();
+}
+
 void Player::updateSelectedEntity() {
     selectedEid = selection.entity;
 }
diff --git a/src/objects/Player.hpp b/src/objects/Player.hpp
index 7d6523f2..18c5a599 100644
--- a/src/objects/Player.hpp
+++ b/src/objects/Player.hpp
@@ -131,6 +131,8 @@ public:
         return position;
     }
 
+    bool isCurrentCameraBuiltin() const;
+
     Hitbox* getHitbox();
 
     void setSpawnPoint(glm::vec3 point);
@@ -147,4 +149,8 @@ public:
     inline u64id_t getId() const {
         return id;
     }
+
+    Level& getLevel() const {
+        return level;
+    }
 };