const nibbleArray = require("./nibbleArray.js"); module.exports = class { constructor(xPos = 0, zPos = 0) { this.xPos = xPos; this.zPos = zPos; this.blocks = Buffer.alloc(256 * 128); this.data = new nibbleArray(this.blocks.length, 7); this.skylightMap = new nibbleArray(this.blocks.length, 7); this.blocklightMap = new nibbleArray(this.blocks.length, 7); } getChunkData(xPos, yPos, zPos, l, i1, j1) { let abyte0 = Buffer.alloc((l * i1 * j1 * 5) / 2); let k1 = xPos >> 4; let l1 = zPos >> 4; let i2 = (xPos + l) - 1 >> 4; let j2 = (zPos + j1) - 1 >> 4; let k2 = 0; let l2 = yPos; let i3 = yPos + i1; if(l2 < 0) { l2 = 0; } if(i3 > 128) { i3 = 128; } for(let j3 = k1; j3 <= i2; j3++) { let k3 = xPos - j3 * 16; let l3 = (xPos + l) - j3 * 16; if(k3 < 0) { k3 = 0; } if(l3 > 16) { l3 = 16; } for(let i4 = l1; i4 <= j2; i4++) { let j4 = zPos - i4 * 16; let k4 = (zPos + j1) - i4 * 16; if(j4 < 0) { j4 = 0; } if(k4 > 16) { k4 = 16; } k2 = 1;//getChunkFromChunkCoords(j3, i4).getChunkData(abyte0, k3, l2, j4, l3, i3, k4, k2); } } return abyte0; } }