5 files changed, 15 insertions, 10 deletions
diff --git a/modules/mono/config.py b/modules/mono/config.py
index c4f8dcfde8..70fd1a35f1 100644
--- a/modules/mono/config.py
+++ b/modules/mono/config.py
@@ -265,11 +265,13 @@ def pkgconfig_try_find_mono_root(mono_lib_names, sharedlib_ext):
 
 
 def pkgconfig_try_find_mono_version():
+    from compat import decode_utf8
+
     lines = subprocess.check_output(['pkg-config', 'monosgen-2', '--modversion']).splitlines()
     greater_version = None
     for line in lines:
         try:
-            version = LooseVersion(line)
+            version = LooseVersion(decode_utf8(line))
             if greater_version is None or version > greater_version:
                 greater_version = version
         except ValueError:
diff --git a/modules/mono/glue/cs_files/Color.cs b/modules/mono/glue/cs_files/Color.cs
index 1195071bd3..49e04b333a 100644
--- a/modules/mono/glue/cs_files/Color.cs
+++ b/modules/mono/glue/cs_files/Color.cs
@@ -258,11 +258,6 @@ namespace Godot
             return res;
         }
 
-        public float Gray()
-        {
-            return (r + g + b) / 3.0f;
-        }
-
         public Color Inverted()
         {
             return new Color(
diff --git a/modules/mono/glue/cs_files/Plane.cs b/modules/mono/glue/cs_files/Plane.cs
index 1020f06bf5..9611dce11e 100644
--- a/modules/mono/glue/cs_files/Plane.cs
+++ b/modules/mono/glue/cs_files/Plane.cs
@@ -145,6 +145,15 @@ namespace Godot
             return point - _normal * DistanceTo(point);
         }
         
+        // Constants
+        private static readonly Plane _planeYZ = new Plane(1, 0, 0, 0);
+        private static readonly Plane _planeXZ = new Plane(0, 1, 0, 0);
+        private static readonly Plane _planeXY = new Plane(0, 0, 1, 0);
+
+        public static Plane PlaneYZ { get { return _planeYZ; } }
+        public static Plane PlaneXZ { get { return _planeXZ; } }
+        public static Plane PlaneXY { get { return _planeXY; } }
+        
         // Constructors 
         public Plane(real_t a, real_t b, real_t c, real_t d)
         {
diff --git a/modules/mono/utils/thread_local.cpp b/modules/mono/utils/thread_local.cpp
index ae9f130518..a0e28fca5f 100644
--- a/modules/mono/utils/thread_local.cpp
+++ b/modules/mono/utils/thread_local.cpp
@@ -69,7 +69,7 @@ struct ThreadLocalStorage::Impl {
 #define _CALLBACK_FUNC_
 #endif
 
-	Impl(void (_CALLBACK_FUNC_ *p_destr_callback_func)(void *)) {
+	Impl(void(_CALLBACK_FUNC_ *p_destr_callback_func)(void *)) {
 #ifdef WINDOWS_ENABLED
 		dwFlsIndex = FlsAlloc(p_destr_callback_func);
 		ERR_FAIL_COND(dwFlsIndex == FLS_OUT_OF_INDEXES);
@@ -95,7 +95,7 @@ void ThreadLocalStorage::set_value(void *p_value) const {
 	pimpl->set_value(p_value);
 }
 
-void ThreadLocalStorage::alloc(void (_CALLBACK_FUNC_ *p_destr_callback)(void *)) {
+void ThreadLocalStorage::alloc(void(_CALLBACK_FUNC_ *p_destr_callback)(void *)) {
 	pimpl = memnew(ThreadLocalStorage::Impl(p_destr_callback));
 }
 
diff --git a/modules/mono/utils/thread_local.h b/modules/mono/utils/thread_local.h
index 783e40dc01..84dae1d86b 100644
--- a/modules/mono/utils/thread_local.h
+++ b/modules/mono/utils/thread_local.h
@@ -76,7 +76,7 @@ struct ThreadLocalStorage {
 	void *get_value() const;
 	void set_value(void *p_value) const;
 
-	void alloc(void (_CALLBACK_FUNC_ *p_dest_callback)(void *));
+	void alloc(void(_CALLBACK_FUNC_ *p_dest_callback)(void *));
 	void free();
 
 private:
@@ -95,7 +95,6 @@ class ThreadLocal {
 		memdelete(static_cast<T *>(tls_data));
 	}
 
-
 	T *_tls_get_value() const {
 		void *tls_data = storage.get_value();