Added Sega Genesis support by fixing LibretroWraper.cs switch case XR…

Assets/Plugins/RetroUnity/Examples/Scenes/Main.unity

@@ -273,7 +273,7 @@ Transform:
   m_PrefabAsset: {fileID: 0}
   m_GameObject: {fileID: 635089073}
   m_LocalRotation: {x: 0, y: 0, z: 1, w: -0.00000016292068}
-  m_LocalPosition: {x: 0, y: 6.2, z: -0.16}
+  m_LocalPosition: {x: 0, y: 6.2, z: -0.17}
   m_LocalScale: {x: 14.1, y: 7.3, z: 1}
   m_Children: []
   m_Father: {fileID: 589599783}
@@ -517,8 +517,8 @@ MonoBehaviour:
   m_Script: {fileID: 11500000, guid: 52ea678dff3796c4c92ab162cb5764bd, type: 3}
   m_Name: 
   m_EditorClassIdentifier: 
-  CoreName: snes9x_libretro.dll
-  RomName: Chrono Trigger (USA).sfc
+  CoreName: blastem_libretro.dll
+  RomName: LW_build_0479.bin
   Display: {fileID: 635089074}
 --- !u!1001 &1178825821
 PrefabInstance:
@@ -659,7 +659,7 @@ Transform:
   m_PrefabAsset: {fileID: 0}
   m_GameObject: {fileID: 1702816979}
   m_LocalRotation: {x: 0, y: 0, z: 0, w: 1}
-  m_LocalPosition: {x: 0, y: 0, z: -10}
+  m_LocalPosition: {x: 0, y: 1.28, z: -2.23}
   m_LocalScale: {x: 1, y: 1, z: 1}
   m_Children: []
   m_Father: {fileID: 0}

Assets/Plugins/RetroUnity/Scripts/GameManager.cs

@@ -5,8 +5,8 @@
 namespace RetroUnity {
     public class GameManager : MonoBehaviour {
 
-        [SerializeField] private string CoreName = "snes9x_libretro.dll";
-        [SerializeField] private string RomName = "Chrono Trigger (USA).sfc";
+        [SerializeField] private string CoreName = "blastem_libretro.dll";
+        [SerializeField] private string RomName = "LW_build_0479.bin";
         private LibretroWrapper.Wrapper wrapper;
 
         private float _frameTimer;

Assets/Plugins/RetroUnity/Scripts/LibretroWrapper.cs

@@ -21,8 +21,12 @@
 using System.Collections.Generic;
 using System.IO;
 using System.Runtime.InteropServices;
+using System.Threading;
 using RetroUnity.Utility;
 using UnityEngine;
+using Unity.Collections;
+using UnityEngine.Profiling;
+using Unity.Jobs;
 
 namespace RetroUnity {
     public class LibretroWrapper : MonoBehaviour {
@@ -205,7 +209,6 @@ public Pixel[] GetFramebuffer() {
             }
 
             private unsafe void RetroVideoRefresh(void* data, uint width, uint height, uint pitch) {
-
                 // Process Pixels one by one for now...this is not the best way to do it 
                 // should be using memory streams or something
 
@@ -216,10 +219,10 @@ private unsafe void RetroVideoRefresh(void* data, uint width, uint height, uint
                 //Get the array from unmanaged memory as a pointer
                 var pixels = (IntPtr)data;
                 //Gets The pointer to the row start to use with the pitch
-                //IntPtr rowStart = pixels;
+                IntPtr rowStart = pixels;
 
                 //Get the size to move the pointer
-                //int size = 0;
+                int size = 24;
 
                 uint i;
                 uint j;
@@ -258,34 +261,41 @@ private unsafe void RetroVideoRefresh(void* data, uint width, uint height, uint
                         }
                         break;
                     case PixelFormat.RetroPixelFormatXRGB8888:
-
                         LibretroWrapper.w = Convert.ToInt32(width);
                         LibretroWrapper.h = Convert.ToInt32(height);
-                        if (tex == null) {
-                            tex = new Texture2D(LibretroWrapper.w, LibretroWrapper.h, TextureFormat.RGB565, false);
+                        if (tex == null||tex.height!= LibretroWrapper.h ||tex.width!=LibretroWrapper.w) {
+                            tex = new Texture2D(LibretroWrapper.w, LibretroWrapper.h, TextureFormat.ARGB32, false);
                         }
                         LibretroWrapper.p = Convert.ToInt32(pitch);
 
-                        //size = Marshal.SizeOf(typeof(int));
-                        for (i = 0; i < height; i++) {
-                            for (j = 0; j < width; j++) {
-                                int packed = Marshal.ReadInt32(pixels);
-                                _frameBuffer[i * width + j] = new Pixel {
-                                    Alpha = 1,
-                                    Red = ((packed >> 16) & 0x00FF) / 255.0f,
-                                    Green = ((packed >> 8) & 0x00FF) / 255.0f,
-                                    Blue = (packed & 0x00FF) / 255.0f
-                                };
-                                var color = new Color(((packed >> 16) & 0x00FF) / 255.0f, ((packed >> 8) & 0x00FF) / 255.0f, (packed & 0x00FF) / 255.0f, 1.0f);
-                                tex.SetPixel((int)i, (int)j, color);
-                                //pixels = (IntPtr)((int)pixels + size);
-                            }
-                            //pixels = (IntPtr)((int)rowStart + pitch);
-                            //rowStart = pixels;
-
-                        }
-
-                        tex.filterMode = FilterMode.Trilinear;
+                        size = Marshal.SizeOf(typeof(int));
+                        //Get Pixel Array from Libretro
+                        Int32[] pixelarr = new Int32[width*height];
+                        Marshal.Copy(pixels, pixelarr, 0, (int)(width * height));
+
+                        //Create Color Array 
+                        Color32[] color32arr = new Color32[width*height];
+
+                        //create job handles list
+                        JobHandle jobHandle = new JobHandle();
+                        //create native pixel array and color array for returning from unity Job
+                        var nativePixelArray = new NativeArray<Int32>(pixelarr, Allocator.TempJob);
+                        var nativeColorArray = new NativeArray<Color32>(color32arr, Allocator.TempJob);
+
+                        var job = new RGB8888Job
+                        {
+                            pixelarray = nativePixelArray,
+                            color32array = nativeColorArray
+                        };
+                            jobHandle= (job.Schedule(pixelarr.Length, 1000));
+                        jobHandle.Complete();
+                        nativeColorArray.CopyTo(color32arr);                        
+                        nativePixelArray.Dispose();
+                        nativeColorArray.Dispose();
+
+
+                        tex.SetPixels32(color32arr, 0);
+                        tex.filterMode = FilterMode.Trilinear;                        
                         tex.Apply();
                         break;
 
@@ -326,6 +336,14 @@ private unsafe void RetroVideoRefresh(void* data, uint width, uint height, uint
 
             private void RetroAudioSample(short left, short right) {
                 // Unused.
+                float value = left * -0.000030517578125f;
+                value = Mathf.Clamp(value, -1.0f, 1.0f); // Unity's audio only takes values between -1 and 1.
+                AudioBatch.Add(value);
+
+                value = right * -0.000030517578125f;
+                value = Mathf.Clamp(value, -1.0f, 1.0f); // Unity's audio only takes values between -1 and 1.
+                AudioBatch.Add(value);
+
             }
 
             private unsafe void RetroAudioSampleBatch(short* data, uint frames) {
@@ -468,6 +486,8 @@ public bool LoadGame(string gamePath) {
                 _av = new SystemAVInfo();
                 Libretro.RetroGetSystemAVInfo(ref _av);
 
+
+
                 var audioConfig = AudioSettings.GetConfiguration();
                 audioConfig.sampleRate = (int)_av.timing.sample_rate;
                 AudioSettings.Reset(audioConfig);
@@ -480,7 +500,7 @@ public bool LoadGame(string gamePath) {
                 Debug.Log("Aspect ratio: " + _av.geometry.aspect_ratio);
                 Debug.Log("Geometry:");
                 Debug.Log("Target fps: " + _av.timing.fps);
-                Debug.Log("Sample rate " + _av.timing.sample_rate);
+                Debug.Log("Sample rate " + _av.timing.sample_rate);               
                 return ret;
             }
         }

Assets/Plugins/RetroUnity/Scripts/Materials/MainScreen.mat

@@ -0,0 +1,28 @@
+%YAML 1.1
+%TAG !u! tag:unity3d.com,2011:
+--- !u!21 &2100000
+Material:
+  serializedVersion: 6
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_Name: MainScreen
+  m_Shader: {fileID: 7, guid: 0000000000000000f000000000000000, type: 0}
+  m_ShaderKeywords: 
+  m_LightmapFlags: 4
+  m_EnableInstancingVariants: 0
+  m_DoubleSidedGI: 0
+  m_CustomRenderQueue: -1
+  stringTagMap: {}
+  disabledShaderPasses: []
+  m_SavedProperties:
+    serializedVersion: 3
+    m_TexEnvs:
+    - _MainTex:
+        m_Texture: {fileID: 8400000, guid: 17d99b3f7ed959243b29881f8c962052, type: 2}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    m_Floats: []
+    m_Colors:
+    - _Color: {r: 1, g: 1, b: 1, a: 1}

Assets/Plugins/RetroUnity/Scripts/RGB8888Job.cs

@@ -0,0 +1,19 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using Unity.Collections;
+using Unity.Jobs;
+using UnityEngine;
+using UnityEngine.Profiling;
+
+public struct RGB8888Job : IJobParallelFor
+{
+    public NativeArray<Int32> pixelarray;
+    public NativeArray<Color32> color32array;
+    public void Execute(int index)
+    {
+        int packed = pixelarray[index];
+
+        color32array[index] = new Color32((Byte)((packed >> 16) & 0x00FF), (Byte)((packed >> 8) & 0x00FF), (Byte)(packed & 0x00FF), (Byte)((packed >> 24) & 0x00FF));
+    }
+}