virtuaNES core 产生的屏幕数据现在使用Shader进行转换

2024-08-09 15:47:44 +08:00 · 2024-08-09 15:47:44 +08:00 · 4da4a243cb
commit 4da4a243cb
parent 73e3a744ae
11 changed files with 292 additions and 38 deletions
--- a/AxibugEmuOnline.Client/Assets/Scene/EmuTest.unity
+++ b/AxibugEmuOnline.Client/Assets/Scene/EmuTest.unity
@ -325,7 +325,7 @@ PrefabInstance:
      objectReference: {fileID: 0}
    - target: {fileID: 4232056521131536012, guid: f8bea3f8aa351bb46ada33b2274729ea, type: 3}
      propertyPath: RomName
-      value: tstd2.nes
+      value: mario.nes
      objectReference: {fileID: 0}
    - target: {fileID: 4232056521131536013, guid: f8bea3f8aa351bb46ada33b2274729ea, type: 3}
      propertyPath: m_Name
@ -339,6 +339,14 @@ PrefabInstance:
      propertyPath: m_Texture
      value: 
      objectReference: {fileID: 0}
+    - target: {fileID: 4232056521759880274, guid: f8bea3f8aa351bb46ada33b2274729ea, type: 3}
+      propertyPath: m_Material
+      value: 
+      objectReference: {fileID: 2100000, guid: 07e28fcb992bc124e986f9d8ff3beb97, type: 2}
+    - target: {fileID: 4232056521759880275, guid: f8bea3f8aa351bb46ada33b2274729ea, type: 3}
+      propertyPath: m_SizeDelta.x
+      value: 256
+      objectReference: {fileID: 0}
    - target: {fileID: 4232056521759880276, guid: f8bea3f8aa351bb46ada33b2274729ea, type: 3}
      propertyPath: m_IsActive
      value: 1
--- a/AxibugEmuOnline.Client/Assets/Script/NesEmulator/AudioProvider.cs
+++ b/AxibugEmuOnline.Client/Assets/Script/NesEmulator/AudioProvider.cs
@ -5,7 +5,7 @@ namespace AxibugEmuOnline.Client
 {
    public class AudioProvider : MonoBehaviour
    {
-        public NesEmulator NesEmu;
+        public NesEmulator NesEmu { get; set; }

        [SerializeField]
        private AudioSource m_as;
--- a/AxibugEmuOnline.Client/Assets/Script/NesEmulator/NesEmulator.prefab
+++ b/AxibugEmuOnline.Client/Assets/Script/NesEmulator/NesEmulator.prefab
@ -44,7 +44,7 @@ MonoBehaviour:
  m_Script: {fileID: 11500000, guid: a6a09b6a4cf4c2d4f994a13fd7e89d6f, type: 3}
  m_Name: 
  m_EditorClassIdentifier: 
-  NesEmu: {fileID: 0}
+  NesEmu: {fileID: 4232056521131536012}
  m_as: {fileID: 8726979175317618791}
 --- !u!82 &8726979175317618791
 AudioSource:
@ -257,7 +257,7 @@ MonoBehaviour:
  m_Script: {fileID: 11500000, guid: 83fbe375412d1af4482ae76e81c1dda2, type: 3}
  m_Name: 
  m_EditorClassIdentifier: 
-  NesEmu: {fileID: 0}
+  NesEmu: {fileID: 4232056521131536012}
  Image: {fileID: 4232056521759880274}
 --- !u!1 &4232056520494431712
 GameObject:
--- a/AxibugEmuOnline.Client/Assets/Script/NesEmulator/VideoProvider.cs
+++ b/AxibugEmuOnline.Client/Assets/Script/NesEmulator/VideoProvider.cs
@ -2,6 +2,7 @@ using System;
 using System.Runtime.InteropServices;
 using UnityEngine;
 using UnityEngine.UI;
+using VirtualNes.Core;

 namespace AxibugEmuOnline.Client
 {
@ -16,48 +17,40 @@ namespace AxibugEmuOnline.Client
        private Texture2D wrapTex;
        private int TexBufferSize;

-        private uint[] pPal;
-        public void SetDrawData(byte[] screenData, byte[] lineColorMode, int screenWidth, int screenHeight)
+        private Texture2D pPal;
+        public void SetDrawData(uint[] screenData, byte[] lineColorMode, int screenWidth, int screenHeight)
        {
            if (wrapTex == null)
            {
-                wrapTex = new Texture2D(screenWidth, screenHeight, TextureFormat.BGRA32, false);
-                wrapTexBuffer = new UInt32[screenWidth * screenHeight];
+                wrapTex = new Texture2D(272, 240, TextureFormat.BGRA32, false);
+                wrapTex.filterMode = FilterMode.Point;
+                wrapTexBuffer = screenData;
+
                // 固定数组，防止垃圾回收器移动它  
                GCHandle handle = GCHandle.Alloc(wrapTexBuffer, GCHandleType.Pinned);
                // 获取数组的指针  
                wrapTexBufferPointer = handle.AddrOfPinnedObject();
                
-                Image.texture = wrapTex;
-                pPal = PaletteDefine.m_cnPalette[0];
+                Image.material.SetTexture("_MainTex", wrapTex);

                TexBufferSize = wrapTexBuffer.Length * 4;
-            }

-            int pScn = 0;
-            int width;
-
-            var Dst = wrapTexBuffer;
-            var pDst = 0;
-
-            for (int line = 0; line < screenHeight; line++)
+                var palRaw = PaletteDefine.m_cnPalette[0];
+                pPal = new Texture2D(palRaw.Length, 1, TextureFormat.BGRA32, 1, true);
+                pPal.filterMode = FilterMode.Point;
+                for (int i = 0; i < palRaw.Length; i++)
                {
-                width = screenWidth;
-
-                while (width > 0)
-                {
-                    var edx = screenData[pScn + 8];
-
-                    int index = edx & 0xFF;
-                    var colorData = pPal[index];
-                    Dst[pDst] = 0xFF000000 | colorData;
-
-                    pScn += 1;
-                    pDst += 1;
-                    width -= 1;
+                    uint colorRaw = palRaw[i];
+                    var argbColor = BitConverter.GetBytes(colorRaw);
+                    Color temp = Color.white;
+                    temp.r = argbColor[2]/255f;
+                    temp.g = argbColor[1]/255f;
+                    temp.b = argbColor[0]/255f;
+                    temp.a = 1;
+                    pPal.SetPixel(i, 0, temp);
                }
-
-                pScn += 16;// PPU.SCREEN_WIDTH - screenWidth;
+                pPal.Apply();
+                Image.material.SetTexture("_PalTex", pPal);
            }

            wrapTex.LoadRawTextureData(wrapTexBufferPointer, TexBufferSize);
--- a/AxibugEmuOnline.Client/Assets/Script/NesEmulator/VirtuNesDraw.mat
+++ b/AxibugEmuOnline.Client/Assets/Script/NesEmulator/VirtuNesDraw.mat
@ -0,0 +1,89 @@
+%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: VirtuNesDraw
+  m_Shader: {fileID: 4800000, guid: b351396ff606116478d7f4412abe4e2e, type: 3}
+  m_ShaderKeywords: 
+  m_LightmapFlags: 4
+  m_EnableInstancingVariants: 0
+  m_DoubleSidedGI: 0
+  m_CustomRenderQueue: -1
+  stringTagMap: {}
+  disabledShaderPasses: []
+  m_SavedProperties:
+    serializedVersion: 3
+    m_TexEnvs:
+    - _BumpMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _DetailAlbedoMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _DetailMask:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _DetailNormalMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _EmissionMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _MainTex:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _MetallicGlossMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _OcclusionMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _PalTex:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    - _ParallaxMap:
+        m_Texture: {fileID: 0}
+        m_Scale: {x: 1, y: 1}
+        m_Offset: {x: 0, y: 0}
+    m_Floats:
+    - _BumpScale: 1
+    - _ColorMask: 15
+    - _Cutoff: 0.5
+    - _DetailNormalMapScale: 1
+    - _DstBlend: 0
+    - _GlossMapScale: 1
+    - _Glossiness: 0.5
+    - _GlossyReflections: 1
+    - _Metallic: 0
+    - _Mode: 0
+    - _OcclusionStrength: 1
+    - _Parallax: 0.02
+    - _SmoothnessTextureChannel: 0
+    - _SpecularHighlights: 1
+    - _SrcBlend: 1
+    - _Stencil: 0
+    - _StencilComp: 8
+    - _StencilOp: 0
+    - _StencilReadMask: 255
+    - _StencilWriteMask: 255
+    - _UVSec: 0
+    - _UseUIAlphaClip: 0
+    - _ZWrite: 1
+    m_Colors:
+    - _Color: {r: 1, g: 1, b: 1, a: 1}
+    - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}
+  m_BuildTextureStacks: []
--- a/AxibugEmuOnline.Client/Assets/Script/NesEmulator/VirtuNesDraw.mat.meta
+++ b/AxibugEmuOnline.Client/Assets/Script/NesEmulator/VirtuNesDraw.mat.meta
@ -0,0 +1,8 @@
+fileFormatVersion: 2
+guid: 07e28fcb992bc124e986f9d8ff3beb97
+NativeFormatImporter:
+  externalObjects: {}
+  mainObjectFileID: 2100000
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
--- a/AxibugEmuOnline.Client/Assets/Script/NesEmulator/VirtuaNesDraw.shader
+++ b/AxibugEmuOnline.Client/Assets/Script/NesEmulator/VirtuaNesDraw.shader
@ -0,0 +1,130 @@
+Shader "AleinUI/Clip"
+{
+    Properties
+    {
+        _MainTex ("Sprite Texture", 2D) = "white" {}
+        _PalTex ("PAL", 2D) = "white" {}
+        _Color ("Tint", Color) = (1,1,1,1)
+
+        _StencilComp ("Stencil Comparison", Float) = 8
+        _Stencil ("Stencil ID", Float) = 0
+        _StencilOp ("Stencil Operation", Float) = 0
+        _StencilWriteMask ("Stencil Write Mask", Float) = 255
+        _StencilReadMask ("Stencil Read Mask", Float) = 255
+
+        _ColorMask ("Color Mask", Float) = 15
+
+
+        [Toggle(UNITY_UI_ALPHACLIP)] _UseUIAlphaClip ("Use Alpha Clip", Float) = 0
+    }
+
+    SubShader
+    {
+        Tags
+        {
+            "Queue"="Transparent"
+            "IgnoreProjector"="True"
+            "RenderType"="Transparent"
+            "PreviewType"="Plane"
+            "CanUseSpriteAtlas"="True"
+        }
+
+        Stencil
+        {
+            Ref [_Stencil]
+            Comp [_StencilComp]
+            Pass [_StencilOp]
+            ReadMask [_StencilReadMask]
+            WriteMask [_StencilWriteMask]
+        }
+
+        Cull Off
+        Lighting Off
+        ZWrite Off
+        ZTest [unity_GUIZTestMode]
+        Blend SrcAlpha OneMinusSrcAlpha
+        ColorMask [_ColorMask]
+
+        Pass
+        {
+            Name "Default"
+        CGPROGRAM
+            #pragma vertex vert
+            #pragma fragment frag
+            #pragma target 2.0
+
+            #include "UnityCG.cginc"
+            #include "UnityUI.cginc"
+
+            #pragma multi_compile_local _ UNITY_UI_CLIP_RECT
+            #pragma multi_compile_local _ UNITY_UI_ALPHACLIP
+
+            struct appdata_t
+            {
+                float4 vertex   : POSITION;
+                float4 color    : COLOR;
+                float2 texcoord : TEXCOORD0;
+                UNITY_VERTEX_INPUT_INSTANCE_ID
+            };
+
+            struct v2f
+            {
+                float4 vertex   : SV_POSITION;
+                fixed4 color    : COLOR;
+                float2 texcoord  : TEXCOORD0;
+                float4 worldPosition : TEXCOORD1;
+                UNITY_VERTEX_OUTPUT_STEREO
+            };
+
+            sampler2D _MainTex;
+            fixed4 _Color;
+            fixed4 _TextureSampleAdd;
+            float4 _ClipRect;
+            float4 _MainTex_ST;           
+            float4 _MainTex_TexelSize;           
+            sampler2D _PalTex;
+
+            v2f vert(appdata_t v)
+            {
+                v2f OUT;
+                UNITY_SETUP_INSTANCE_ID(v);
+                UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(OUT);
+                OUT.worldPosition = v.vertex;
+                OUT.vertex = UnityObjectToClipPos(OUT.worldPosition);
+
+                OUT.texcoord = TRANSFORM_TEX(v.texcoord, _MainTex);
+
+                OUT.color = v.color * _Color;
+                return OUT;
+            }
+
+            fixed4 frag(v2f IN) : SV_Target
+            {
+                float2 mapUV = IN.texcoord;
+                
+                float start= 8.0/272.0;
+                float end = (272.0-8.0)/272.0;
+
+                //mapUV.x = lerp(start,end, mapUV.x);
+
+                half4 color = tex2D(_MainTex,mapUV);
+                
+                float rawIndex = color.b;
+
+                color = tex2D(_PalTex,float2(rawIndex,0.5));
+
+                #ifdef UNITY_UI_CLIP_RECT
+                color.a *= UnityGet2DClipping(IN.worldPosition.xy, _ClipRect);
+                #endif
+
+                #ifdef UNITY_UI_ALPHACLIP
+                clip (color.a - 0.001);
+                #endif
+
+
+                return color;
+            }
+        ENDCG
+        }
+    }
+}
--- a/AxibugEmuOnline.Client/Assets/Script/NesEmulator/VirtuaNesDraw.shader.meta
+++ b/AxibugEmuOnline.Client/Assets/Script/NesEmulator/VirtuaNesDraw.shader.meta
@ -0,0 +1,10 @@
+fileFormatVersion: 2
+guid: b351396ff606116478d7f4412abe4e2e
+ShaderImporter:
+  externalObjects: {}
+  defaultTextures: []
+  nonModifiableTextures: []
+  preprocessorOverride: 0
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
--- a/AxibugEmuOnline.Client/Assets/VirtualNes.Core/CoreLibs/MemoryUtility.cs
+++ b/AxibugEmuOnline.Client/Assets/VirtualNes.Core/CoreLibs/MemoryUtility.cs
@ -19,6 +19,14 @@ namespace VirtualNes.Core
            memset(array, 0, value, length);
        }

+        public static void memset(uint[] array, uint value, int length)
+        {
+            for (int i = 0; i < length; i++)
+            {
+                array[i] = value;
+            }
+        }
+
        public static void memset(byte[] array, int offset, byte value, int length)
        {
            for (int i = offset; i < length; i++)
@ -26,5 +34,13 @@ namespace VirtualNes.Core
                array[i] = value;
            }
        }
+
+        public static void memset(uint[] array, int offset, uint value, int length)
+        {
+            for (int i = offset; i < length; i++)
+            {
+                array[i] = value;
+            }
+        }
    }
 }
--- a/AxibugEmuOnline.Client/Assets/VirtualNes.Core/NES.cs
+++ b/AxibugEmuOnline.Client/Assets/VirtualNes.Core/NES.cs
@ -225,7 +225,7 @@ namespace VirtualNes.Core
                Debuger.Log("Allocating PPU...");
                ppu = new PPU(this);

-                var screenBuffer = new byte[PPU.SCREEN_WIDTH * PPU.SCREEN_HEIGHT];
+                var screenBuffer = new uint[PPU.SCREEN_WIDTH * PPU.SCREEN_HEIGHT];
                var colormode = new byte[PPU.SCREEN_HEIGHT];

                ppu.SetScreenPtr(screenBuffer, colormode);
--- a/AxibugEmuOnline.Client/Assets/VirtualNes.Core/PPU.cs
+++ b/AxibugEmuOnline.Client/Assets/VirtualNes.Core/PPU.cs
@ -106,7 +106,7 @@ namespace VirtualNes.Core
        private ushort loopy_y;
        private ushort loopy_shift;

-        private byte[] lpScreen;
+        private uint[] lpScreen;
        /// <summary> 作为lpScreen数组的索引 </summary>
        private int lpScanline;
        private int ScanlineNo;
@ -1105,7 +1105,7 @@ namespace VirtualNes.Core
            MMU.PPUREG[2] |= PPU_VBLANK_FLAG;
        }

-        public byte[] GetScreenPtr()
+        public uint[] GetScreenPtr()
        {
            return lpScreen;
        }
@ -1115,7 +1115,7 @@ namespace VirtualNes.Core
            return lpColormode;
        }

-        internal void SetScreenPtr(byte[] screenBuffer, byte[] colormode)
+        internal void SetScreenPtr(uint[] screenBuffer, byte[] colormode)
        {
            lpScreen = screenBuffer;
            lpColormode = colormode;