Move to Renderer V2

packages/assets/src/GraphicAssetPalette.ts

@@ -0,0 +1,57 @@
+import { IGraphicAssetPalette } from '@nitrots/api';
+import { GetRenderer } from '@nitrots/utils';
+import { Texture } from 'pixi.js';
+
+export class GraphicAssetPalette implements IGraphicAssetPalette
+{
+    private _palette: [number, number, number][];
+    private _primaryColor: number;
+    private _secondaryColor: number;
+
+    constructor(palette: [number, number, number][], primaryColor: number, secondaryColor: number)
+    {
+        this._palette = palette;
+
+        while(this._palette.length < 256) this._palette.push([0, 0, 0]);
+
+        this._primaryColor = primaryColor;
+        this._secondaryColor = secondaryColor;
+    }
+
+    public applyPalette(texture: Texture): Texture
+    {
+        const canvas = GetRenderer().texture.generateCanvas(texture);
+        const ctx = canvas.getContext('2d');
+        const imageData = ctx.getImageData(0, 0, canvas.width, canvas.height);
+
+        for(let i = 0; i < imageData.data.length; i += 4)
+        {
+            let paletteColor = this._palette[imageData.data[i + 1]];
+
+            if(paletteColor === undefined) paletteColor = [0, 0, 0];
+
+            imageData.data[i] = paletteColor[0];
+            imageData.data[i + 1] = paletteColor[1];
+            imageData.data[i + 2] = paletteColor[2];
+        }
+
+        ctx.putImageData(imageData, 0, 0);
+
+        const newTexture = Texture.from(canvas);
+
+        //@ts-ignore
+        newTexture.source.hitMap = imageData.data;
+
+        return newTexture;
+    }
+
+    public get primaryColor(): number
+    {
+        return this._primaryColor;
+    }
+
+    public get secondaryColor(): number
+    {
+        return this._secondaryColor;
+    }
+}