61 lines
2.1 KiB
C#
61 lines
2.1 KiB
C#
using System;
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using System.Runtime.InteropServices;
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using UnityEngine;
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using UnityEngine.UI;
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using VirtualNes.Core;
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namespace AxibugEmuOnline.Client
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{
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public class VideoProvider : MonoBehaviour
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{
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public NesEmulator NesEmu;
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public RawImage Image;
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private UInt32[] wrapTexBuffer;
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private IntPtr wrapTexBufferPointer;
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private Texture2D wrapTex;
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private int TexBufferSize;
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private Texture2D pPal;
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public void SetDrawData(uint[] screenData, byte[] lineColorMode, int screenWidth, int screenHeight)
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{
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if (wrapTex == null)
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{
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wrapTex = new Texture2D(272, 240, TextureFormat.BGRA32, false);
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wrapTex.filterMode = FilterMode.Point;
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wrapTexBuffer = screenData;
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// 固定数组，防止垃圾回收器移动它
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GCHandle handle = GCHandle.Alloc(wrapTexBuffer, GCHandleType.Pinned);
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// 获取数组的指针
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wrapTexBufferPointer = handle.AddrOfPinnedObject();
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Image.material.SetTexture("_MainTex", wrapTex);
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TexBufferSize = wrapTexBuffer.Length * 4;
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var palRaw = PaletteDefine.m_cnPalette[0];
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pPal = new Texture2D(palRaw.Length, 1, TextureFormat.BGRA32, 1, true);
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pPal.filterMode = FilterMode.Point;
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for (int i = 0; i < palRaw.Length; i++)
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{
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uint colorRaw = palRaw[i];
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var argbColor = BitConverter.GetBytes(colorRaw);
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Color temp = Color.white;
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temp.r = argbColor[2]/255f;
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temp.g = argbColor[1]/255f;
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temp.b = argbColor[0]/255f;
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temp.a = 1;
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pPal.SetPixel(i, 0, temp);
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}
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pPal.Apply();
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Image.material.SetTexture("_PalTex", pPal);
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}
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wrapTex.LoadRawTextureData(wrapTexBufferPointer, TexBufferSize);
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wrapTex.Apply();
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}
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}
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}
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