Method _startTile

systemvm/agent/noVNC/core/decoders/hextile.js:135–152

(x, y, width, height, color)

    // start updating a tile
    _startTile(x, y, width, height, color) {
        this._tileX = x;
        this._tileY = y;
        this._tileW = width;
        this._tileH = height;

        const red = color[0];
        const green = color[1];
        const blue = color[2];

        const data = this._tileBuffer;
        for (let i = 0; i < width * height * 4; i += 4) {
            data[i]     = red;
            data[i + 1] = green;
            data[i + 2] = blue;
            data[i + 3] = 255;
        }
    }

    // update sub-rectangle of the current tile
    _subTile(x, y, w, h, color) {