From 0b081ce721ea8bfef2fd5d1cca36771e3000e69c Mon Sep 17 00:00:00 2001
From: ChrisDill <chris.rj.dill@gmail.com>
Date: Thu, 9 Dec 2021 18:40:29 +0000
Subject: [PATCH] Fix rlMultMatrixf - Add missing ToFloatV functions to Raymath
 - Fix rlMultMatrixf overload to use MatrixToFloatV

---
 Raylib-cs/Raymath.cs |  8 ++++++++
 Raylib-cs/Rlgl.cs    | 15 ++++-----------
 2 files changed, 12 insertions(+), 11 deletions(-)

diff --git a/Raylib-cs/Raymath.cs b/Raylib-cs/Raymath.cs
index d3c03ea..32775de 100644
--- a/Raylib-cs/Raymath.cs
+++ b/Raylib-cs/Raymath.cs
@@ -225,6 +225,10 @@ namespace Raylib_cs
         [DllImport(nativeLibName, CallingConvention = CallingConvention.Cdecl)]
         public static extern Vector3 Vector3Unproject(Vector3 source, Matrix4x4 projection, Matrix4x4 view);
 
+        /// <summary>Get Vector3 as float array</summary>
+        [DllImport(nativeLibName, CallingConvention = CallingConvention.Cdecl)]
+        public static extern float3 Vector3ToFloatV(Vector3 v);
+
 
         /// <summary>Compute matrix determinant</summary>
         [DllImport(nativeLibName, CallingConvention = CallingConvention.Cdecl)]
@@ -313,6 +317,10 @@ namespace Raylib_cs
         [DllImport(nativeLibName, CallingConvention = CallingConvention.Cdecl)]
         public static extern Matrix4x4 MatrixLookAt(Vector3 eye, Vector3 target, Vector3 up);
 
+        /// <summary>Get float array of matrix data</summary>
+        [DllImport(Raylib.nativeLibName, CallingConvention = CallingConvention.Cdecl)]
+        public static extern float16 MatrixToFloatV(Matrix4x4 m);
+
 
         /// <summary>Add 2 quaternions</summary>
         [DllImport(nativeLibName, CallingConvention = CallingConvention.Cdecl)]
diff --git a/Raylib-cs/Rlgl.cs b/Raylib-cs/Rlgl.cs
index 1a1273f..d515eb3 100644
--- a/Raylib-cs/Rlgl.cs
+++ b/Raylib-cs/Rlgl.cs
@@ -104,18 +104,11 @@ namespace Raylib_cs
         [DllImport(nativeLibName, CallingConvention = CallingConvention.Cdecl)]
         public static extern void rlMultMatrixf(float* matf);
 
-        public static void rlMultMatrixf(ref Matrix4x4 matf)
+        /// <inheritdoc cref="rlMultMatrixf"/>
+        public static void rlMultMatrixf(Matrix4x4 matf)
         {
-            var pinned = new GCHandle();
-            try
-            {
-                pinned = GCHandle.Alloc(matf, GCHandleType.Pinned);
-                rlMultMatrixf((float*)pinned.AddrOfPinnedObject());
-            }
-            finally
-            {
-                pinned.Free();
-            }
+            float16 f = Raymath.MatrixToFloatV(matf);
+            rlMultMatrixf(f.v);
         }
 
         [DllImport(nativeLibName, CallingConvention = CallingConvention.Cdecl)]