From 18868128e18d38b706e7df14e8e683e1a9739c17 Mon Sep 17 00:00:00 2001
From: Melodi <62381002+Melodi17@users.noreply.github.com>
Date: Tue, 17 Mar 2026 20:49:22 +1000
Subject: chore: Initial commit

---
 Emulator/Chip/DisplayDevice.cs | 94 ------------------------------------------
 1 file changed, 94 deletions(-)
 delete mode 100644 Emulator/Chip/DisplayDevice.cs

(limited to 'Emulator/Chip/DisplayDevice.cs')

diff --git a/Emulator/Chip/DisplayDevice.cs b/Emulator/Chip/DisplayDevice.cs
deleted file mode 100644
index c8889ba..0000000
--- a/Emulator/Chip/DisplayDevice.cs
+++ /dev/null
@@ -1,94 +0,0 @@
-namespace Q1.Emulator.Chip;
-
-using System;
-using Microsoft.Xna.Framework;
-using Microsoft.Xna.Framework.Graphics;
-
-public class DisplayDevice : RamDevice
-{
-    public Texture2D? OutputTexture;
-    
-    private readonly u16 _paletteSize;
-    private readonly u16 _displayWidth;
-    private readonly u16 _displayHeight;
-    
-    private Color[] textureData;
-    private Color[] palette;
-    private bool _paletteDirty;
-
-    public DisplayDevice(u16 paletteSize, u16 displayWidth, u16 displayHeight, u16 addressableStart)
-        : base(
-            addressableStart, DisplayDevice.DetermineSize(paletteSize, displayWidth, displayHeight))
-    {
-        this._paletteSize = paletteSize;
-        this._displayWidth = displayWidth;
-        this._displayHeight = displayHeight;
-        this.textureData = new Color[this._displayWidth * this._displayHeight];
-    }
-
-    public static u16 DetermineSize(u16 paletteSize, u16 displayWidth, u16 displayHeight)
-    {
-        return (u16) ((paletteSize * 3) + (displayWidth * displayHeight));
-    }
-
-    public override void Clock()
-    {
-        if (this._paletteDirty)
-            this.ReadPalette();
-        
-        ref8 pixelData = this.Memory.AsSpan(
-            (u16) (this._paletteSize * 3), (u16) (this._displayWidth * this._displayHeight));
-        
-        for (u16 i = 0; i < this.textureData.Length; i++)
-        {
-            u8 pixelValue = pixelData[i];
-            this.textureData[i] = palette[pixelValue % this._paletteSize];
-        }
-
-        if (this.OutputTexture != null)
-            this.OutputTexture.SetData(this.textureData);
-    }
-
-    private void ReadPalette()
-    {
-        ref8 paletteData = this.Memory.AsSpan(0, (u16) (this._paletteSize * 3));
-        Color[] colors = new Color[this._paletteSize + 1];
-        colors[0] = Color.Transparent;
-
-        for (u16 i = 0; i < this._paletteSize; i++)
-        {
-            u16 offset = (u16) (i * 3);
-            byte r = paletteData[offset];
-            byte g = paletteData[offset + 1];
-            byte b = paletteData[offset + 2];
-            colors[(u16) (i             + 1)] = new Color(r, g, b);
-        }
-
-        this._paletteDirty = false;
-        this.palette = colors;
-    }
-
-    public void SetPalette(Color[] palette)
-    {
-        if (palette.Length != this._paletteSize)
-            throw new ArgumentException($"Palette must have {this._paletteSize} colors.");
-
-        ref8 paletteData = this.Memory.AsSpan(0, (u16) (this._paletteSize * 3));
-        for (u16 i = 0; i < this._paletteSize; i++)
-        {
-            u16 offset = (u16) (i * 3);
-            paletteData[offset] = palette[i].R;
-            paletteData[offset + 1] = palette[i].G;
-            paletteData[offset + 2] = palette[i].B;
-        }
-
-        this._paletteDirty = true;
-    }
-
-    public override u8 Read(u16 address) => base.Read(address);
-    public override void Write(u16 address, u8 value)
-    {
-        this._paletteDirty = true;
-        base.Write(address, value);
-    }
-}
\ No newline at end of file
-- 
cgit v1.3.1