import { Skia, AlphaType, ColorType, } from '@shopify/react-native-skia'; /** pickMap 像素值 regionId+1 → RGBA 纹理(R 通道存查表码) */ export function pickBufferToSkImage(pickBuffer, cols, rows) { if (pickBuffer.length !== cols * rows) { return null; } const rgba = new Uint8Array(cols * rows * 4); for (let i = 0; i < pickBuffer.length; i++) { const o = i * 4; const code = pickBuffer[i]; rgba[o] = code; rgba[o + 1] = code; rgba[o + 2] = code; rgba[o + 3] = 255; } const data = Skia.Data.fromBytes(rgba); return Skia.Image.MakeImage({ width: cols, height: rows, alphaType: AlphaType.Opaque, colorType: ColorType.RGBA_8888, }, data, cols * 4); } //# sourceMappingURL=pickMapTexture.js.map