Update to raylib 4.2 (#117)

Update bindings to use raylib 4.2.0. Review comments and utils.

Raylib-cs/types/Core.cs

@@ -70,6 +70,11 @@ namespace Raylib_cs
         /// </summary>
         FLAG_WINDOW_HIGHDPI = 0x00002000,
 
+        /// <summary>
+        /// Set to support mouse passthrough, only supported when FLAG_WINDOW_UNDECORATED
+        /// </summary>
+        FLAG_WINDOW_MOUSE_PASSTHROUGH = 0x00004000,
+
         /// <summary>
         /// Set to try enabling MSAA 4X
         /// </summary>
@@ -158,6 +163,11 @@ namespace Raylib_cs
         /// </summary>
         BLEND_SUBTRACT_COLORS,
 
+        /// <summary>
+        /// Blend premultiplied textures considering alpha
+        /// </summary>
+        BLEND_ALPHA_PREMULTIPLY,
+
         /// <summary>
         /// Blend textures using custom src/dst factors (use rlSetBlendMode())
         /// </summary>

Raylib-cs/types/Input.cs

@@ -279,7 +279,7 @@ namespace Raylib_cs
     public enum GamepadButton
     {
         /// <summary>
-        /// This is here just for error checking
+        /// Unknown button, just for error checking
         /// </summary>
         GAMEPAD_BUTTON_UNKNOWN = 0,
 
@@ -323,41 +323,54 @@ namespace Raylib_cs
         /// </summary>
         GAMEPAD_BUTTON_RIGHT_FACE_LEFT,
 
-        // Triggers
+        /// <summary>
+        /// Gamepad top/back trigger left (first), it could be a trailing button
+        /// </summary>
         GAMEPAD_BUTTON_LEFT_TRIGGER_1,
-        GAMEPAD_BUTTON_LEFT_TRIGGER_2,
-        GAMEPAD_BUTTON_RIGHT_TRIGGER_1,
-        GAMEPAD_BUTTON_RIGHT_TRIGGER_2,
-
-        // These are buttons in the center of the gamepad
 
         /// <summary>
-        /// PS3 Select
+        /// Gamepad top/back trigger left (second), it could be a trailing button
+        /// </summary>
+        GAMEPAD_BUTTON_LEFT_TRIGGER_2,
+        
+        /// <summary>
+        /// Gamepad top/back trigger right (first), it could be a trailing button
+        /// </summary>
+        GAMEPAD_BUTTON_RIGHT_TRIGGER_1,
+        
+        /// <summary>
+        /// Gamepad top/back trigger right (second), it could be a trailing button
+        /// </summary>
+        GAMEPAD_BUTTON_RIGHT_TRIGGER_2,
+
+        /// <summary>
+        /// Gamepad center buttons, left one (i.e. PS3: Select)
         /// </summary>
         GAMEPAD_BUTTON_MIDDLE_LEFT,
 
         /// <summary>
-        /// PS Button/XBOX Button
+        /// Gamepad center buttons, middle one (i.e. PS3: PS, Xbox: XBOX)
         /// </summary>
         GAMEPAD_BUTTON_MIDDLE,
 
         /// <summary>
-        /// PS3 Start
+        /// Gamepad center buttons, right one (i.e. PS3: Start)
         /// </summary>
         GAMEPAD_BUTTON_MIDDLE_RIGHT,
 
         /// <summary>
-        /// Left joystick press button
+        /// Gamepad joystick pressed button left
         /// </summary>
         GAMEPAD_BUTTON_LEFT_THUMB,
 
         /// <summary>
-        /// Right joystick press button
+        /// Gamepad joystick pressed button right
         /// </summary>
         GAMEPAD_BUTTON_RIGHT_THUMB
     }
 
-    /// <summary>Gesture
+    /// <summary>
+    /// Gesture
     /// NOTE: It could be used as flags to enable only some gestures
     /// </summary>
     [Flags]

Raylib-cs/types/Raylib.Utils.cs

@@ -190,14 +190,14 @@ namespace Raylib_cs
         /// <summary>Get dropped files names (memory should be freed)</summary>
         public static string[] GetDroppedFiles()
         {
-            int count;
-            var buffer = GetDroppedFiles(&count);
-            var files = new string[count];
+            var filePathList = LoadDroppedFiles();
+            var files = new string[filePathList.count];
 
-            for (var i = 0; i < count; i++)
+            for (var i = 0; i < filePathList.count; i++)
             {
-                files[i] = Marshal.PtrToStringUTF8((IntPtr)buffer[i]);
+                files[i] = Marshal.PtrToStringUTF8((IntPtr)filePathList.paths[i]);
             }
+            UnloadDroppedFiles(filePathList);
 
             return files;
         }
@@ -661,15 +661,6 @@ namespace Raylib_cs
             }
         }
 
-        /// <summary>Compute mesh binormals</summary>
-        public static void GenMeshBinormals(ref Mesh mesh)
-        {
-            fixed (Mesh* p = &mesh)
-            {
-                GenMeshBinormals(p);
-            }
-        }
-
         /// <summary>Convert wave data to desired format</summary>
         public static void WaveFormat(ref Wave wave, int sampleRate, int sampleSize, int channels)
         {

Raylib-cs/types/native/CBool.cs

@@ -67,7 +67,7 @@ namespace Raylib_cs
         {
             return new CBool { value = (sbyte)(left.value - right.value) };
         }
-        
+
         // ToString override
         public override string ToString()
         {

Raylib-cs/types/native/FilePathList.cs

@@ -0,0 +1,27 @@
+using System;
+using System.Runtime.InteropServices;
+
+namespace Raylib_cs
+{
+    /// <summary>
+    /// File path list
+    /// </summary>
+    [StructLayout(LayoutKind.Sequential)]
+    public unsafe struct FilePathList
+    {
+        /// <summary>
+        /// Filepaths max entries
+        /// </summary>
+        public uint capacity;
+
+        /// <summary>
+        /// Filepaths entries count
+        /// </summary>
+        public uint count;
+
+        /// <summary>
+        /// Filepaths entries
+        /// </summary>
+        public byte** paths;
+    }
+}