From 5a1565072abeecf9fc5a3ffc450d5ab8ff660021 Mon Sep 17 00:00:00 2001
From: numzero <numzer0@yandex.ru>
Date: Mon, 13 Mar 2023 22:28:09 +0300
Subject: [PATCH] Drop unused dependency on FileSystem in mesh loaders

---
 source/Irrlicht/COBJMeshFileLoader.cpp | 10 ++--------
 source/Irrlicht/COBJMeshFileLoader.h   |  4 +---
 source/Irrlicht/CSceneManager.cpp      |  4 ++--
 source/Irrlicht/CXMeshFileLoader.cpp   |  3 +--
 source/Irrlicht/CXMeshFileLoader.h     |  3 +--
 5 files changed, 7 insertions(+), 17 deletions(-)

diff --git a/source/Irrlicht/COBJMeshFileLoader.cpp b/source/Irrlicht/COBJMeshFileLoader.cpp
index c4be102d..740f8e5f 100644
--- a/source/Irrlicht/COBJMeshFileLoader.cpp
+++ b/source/Irrlicht/COBJMeshFileLoader.cpp
@@ -24,23 +24,18 @@ namespace scene
 #endif
 
 //! Constructor
-COBJMeshFileLoader::COBJMeshFileLoader(scene::ISceneManager* smgr, io::IFileSystem* fs)
-: SceneManager(smgr), FileSystem(fs)
+COBJMeshFileLoader::COBJMeshFileLoader(scene::ISceneManager* smgr)
+: SceneManager(smgr)
 {
 	#ifdef _DEBUG
 	setDebugName("COBJMeshFileLoader");
 	#endif
-
-	if (FileSystem)
-		FileSystem->grab();
 }
 
 
 //! destructor
 COBJMeshFileLoader::~COBJMeshFileLoader()
 {
-	if (FileSystem)
-		FileSystem->drop();
 }
 
 
@@ -76,7 +71,6 @@ IAnimatedMesh* COBJMeshFileLoader::createMesh(io::IReadFile* file)
 	u32 smoothingGroup=0;
 
 	const io::path fullName = file->getFileName();
-	const io::path relPath = FileSystem->getFileDir(fullName)+"/";
 
 	c8* buf = new c8[filesize];
 	memset(buf, 0, filesize);
diff --git a/source/Irrlicht/COBJMeshFileLoader.h b/source/Irrlicht/COBJMeshFileLoader.h
index c03197a7..c706a5d6 100644
--- a/source/Irrlicht/COBJMeshFileLoader.h
+++ b/source/Irrlicht/COBJMeshFileLoader.h
@@ -7,7 +7,6 @@
 
 #include <map>
 #include "IMeshLoader.h"
-#include "IFileSystem.h"
 #include "ISceneManager.h"
 #include "irrString.h"
 #include "SMeshBuffer.h"
@@ -23,7 +22,7 @@ class COBJMeshFileLoader : public IMeshLoader
 public:
 
 	//! Constructor
-	COBJMeshFileLoader(scene::ISceneManager* smgr, io::IFileSystem* fs);
+	COBJMeshFileLoader(scene::ISceneManager* smgr);
 
 	//! destructor
 	virtual ~COBJMeshFileLoader();
@@ -104,7 +103,6 @@ private:
 	void cleanUp();
 
 	scene::ISceneManager* SceneManager;
-	io::IFileSystem* FileSystem;
 
 	core::array<SObjMtl*> Materials;
 };
diff --git a/source/Irrlicht/CSceneManager.cpp b/source/Irrlicht/CSceneManager.cpp
index e22ddd59..440a44dd 100644
--- a/source/Irrlicht/CSceneManager.cpp
+++ b/source/Irrlicht/CSceneManager.cpp
@@ -79,8 +79,8 @@ CSceneManager::CSceneManager(video::IVideoDriver* driver, io::IFileSystem* fs,
 	// TODO: now that we have multiple scene managers, these should be
 	// shallow copies from the previous manager if there is one.
 
-	MeshLoaderList.push_back(new CXMeshFileLoader(this, FileSystem));
-	MeshLoaderList.push_back(new COBJMeshFileLoader(this, FileSystem));
+	MeshLoaderList.push_back(new CXMeshFileLoader(this));
+	MeshLoaderList.push_back(new COBJMeshFileLoader(this));
 	MeshLoaderList.push_back(new CB3DMeshFileLoader(this));
 }
 
diff --git a/source/Irrlicht/CXMeshFileLoader.cpp b/source/Irrlicht/CXMeshFileLoader.cpp
index 7603ec58..2a365ac1 100644
--- a/source/Irrlicht/CXMeshFileLoader.cpp
+++ b/source/Irrlicht/CXMeshFileLoader.cpp
@@ -10,7 +10,6 @@
 #include "coreutil.h"
 #include "ISceneManager.h"
 #include "IVideoDriver.h"
-#include "IFileSystem.h"
 #include "IReadFile.h"
 
 #ifdef _DEBUG
@@ -24,7 +23,7 @@ namespace scene
 {
 
 //! Constructor
-CXMeshFileLoader::CXMeshFileLoader(scene::ISceneManager* smgr, io::IFileSystem* fs)
+CXMeshFileLoader::CXMeshFileLoader(scene::ISceneManager* smgr)
 : AnimatedMesh(0), Buffer(0), P(0), End(0), BinaryNumCount(0), Line(0),
 	CurFrame(0), MajorVersion(0), MinorVersion(0), BinaryFormat(false), FloatSize(0)
 {
diff --git a/source/Irrlicht/CXMeshFileLoader.h b/source/Irrlicht/CXMeshFileLoader.h
index cfedfd04..ca934a88 100644
--- a/source/Irrlicht/CXMeshFileLoader.h
+++ b/source/Irrlicht/CXMeshFileLoader.h
@@ -14,7 +14,6 @@ namespace irr
 {
 namespace io
 {
-	class IFileSystem;
 	class IReadFile;
 } // end namespace io
 namespace scene
@@ -27,7 +26,7 @@ class CXMeshFileLoader : public IMeshLoader
 public:
 
 	//! Constructor
-	CXMeshFileLoader(scene::ISceneManager* smgr, io::IFileSystem* fs);
+	CXMeshFileLoader(scene::ISceneManager* smgr);
 
 	//! returns true if the file maybe is able to be loaded by this class
 	//! based on the file extension (e.g. ".cob")