386 lines
14 KiB
JavaScript
386 lines
14 KiB
JavaScript
// $Id$
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/*
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* Maze generator CraftScript for WorldEdit
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* Copyright (C) 2010, 2011 sk89q <http://www.sk89q.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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importPackage(Packages.com.sk89q.worldedit);
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importPackage(Packages.com.sk89q.worldedit.blocks);
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importPackage(Packages.com.sk89q.worldedit.math);
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usage = "<block> [width] [length] [height] [size] [thickness] flags\n";
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usage += "\n";
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usage += "Maze Flags:\n";
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usage += "• i adds an entry and an exit\n";
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usage += "• y places the entry and the exit randomly\n";
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usage += "• f adds a floor\n";
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usage += "• c adds a ceiling\n";
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usage += "• e places air blocks\n";
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usage += "• a places air blocks only\n";
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usage += "• v creates a vertical maze\n";
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usage += "\n";
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usage += "Solver Flags:\n";
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usage += "• s enables the maze solver\n";
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usage += "• g places glass if wrong or unvisited\n";
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usage += "• r places red wool if wrong\n";
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usage += "• b places blue wool if unvisited";
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context.checkArgs(1, -1, usage);
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sess = context.remember();
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origin = player.getBlockIn().toVector().toBlockPoint();
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// This may throw an exception that is caught by the script processor
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block = context.getBlock(argv[1]);
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airBlock = context.getBlock("air");
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glassBlock = context.getBlock("glass");
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limeWoolBlock = context.getBlock("lime_wool");
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redWoolBlock = context.getBlock("red_wool");
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blueWoolBlock = context.getBlock("blue_wool");
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if (argv.length > 7) flags = String(argv[7]);
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else flags = false;
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if (argv.length > 6) {
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if (parseInt(argv[6], 10)) wa = parseInt(argv[6], 10);
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else flags = String(argv[6]), wa = 1;
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} else wa = 1;
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if (argv.length > 5) {
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if (parseInt(argv[5], 10)) s = parseInt(argv[5], 10);
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else flags = String(argv[5]), s = 1, wa = 1;
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} else s = 1;
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if (argv.length > 4) {
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if (parseInt(argv[4], 10)) h = parseInt(argv[4], 10);
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else flags = String(argv[4]), h = 2, s = 1, wa = 1;
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} else h = 2;
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if (argv.length > 3) {
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if (parseInt(argv[3], 10)) l = parseInt(argv[3], 10);
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else flags = String(argv[3]), l = 5, h = 2, s = 1, wa = 1;
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} else l = 5;
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if (argv.length > 2) {
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if (parseInt(argv[2], 10)) w = parseInt(argv[2], 10);
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else flags = String(argv[2]), w = 5, l = 5, h = 2, s = 1, wa = 1;
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} else w = 5;
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if (flags) {
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ee = flags.search("i") != -1;
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r = flags.search("y") != -1;
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if (r) ee = true;
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f = flags.search("f") != -1;
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c = flags.search("c") != -1;
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e = flags.search("e") != -1;
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ao = flags.search("a") != -1;
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if (ao) f = c = false, e = true;
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v = flags.search("v") != -1;
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so = flags.search("s") != -1;
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if (so) ee = true;
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g = flags.search("g") != -1;
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re = flags.search("r") != -1;
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bl = flags.search("b") != -1;
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if (g || re || bl) so = ee = true;
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} else ee = r = f = c = e = ao = v = so = g = re = bl = false;
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function id(x, y) {
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return y * (w + 1) + x;
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}
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function $x(i) {
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return i % (w + 1);
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}
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function $y(i) {
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return Math.floor(i / (w + 1));
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}
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function shuffle(arr) {
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i = arr.length;
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if (i === 0) return false;
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while (--i) {
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j = Math.floor(Math.random() * (i + 1));
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tempi = arr[i];
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tempj = arr[j];
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arr[i] = tempj;
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arr[j] = tempi;
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}
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}
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if (f || c) {
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for (z = 1; z <= wa; z++) for (y = -wa; y <= l * (s + wa) - 1; y++) for (x = -wa; x <= w * (s + wa) - 1; x++) {
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if (f) {
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if (!v) sess.setBlock(origin.add(x, -z, y), block);
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else sess.setBlock(origin.add(x, y, +z), block);
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}
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if (c) {
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if (!v) sess.setBlock(origin.add(x, z - 1 + h, y), block);
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else sess.setBlock(origin.add(x, y, -z + 1 - h), block);
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}
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}
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}
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stack = [];
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visited = [];
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noWallLeft = [];
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noWallAbove = [];
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stack.push(id(Math.floor(Math.random() * w), Math.floor(Math.random() * l)));
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while (stack.length > 0) {
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cell = stack.pop();
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x = $x(cell);
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y = $y(cell);
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visited[cell] = true;
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neighbors = [];
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if (x > 0) neighbors.push(id(x - 1, y));
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if (x < w - 1) neighbors.push(id(x + 1, y));
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if (y > 0) neighbors.push(id(x, y - 1));
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if (y < l - 1) neighbors.push(id(x, y + 1));
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shuffle(neighbors);
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while (neighbors.length > 0) {
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neighbor = neighbors.pop();
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nx = $x(neighbor);
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ny = $y(neighbor);
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if (!visited[neighbor]) {
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stack.push(cell);
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if (y == ny) {
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if (nx < x) noWallLeft[cell] = true;
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else noWallLeft[neighbor] = true;
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} else {
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if (ny < y) noWallAbove[cell] = true;
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else noWallAbove[neighbor] = true;
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}
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stack.push(neighbor);
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break;
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}
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}
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}
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if (!r) {
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start = id(0, 0);
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end = id(w - 1, l - 1);
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} else {
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start = id(0, Math.floor(Math.random() * l));
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end = id(w - 1, Math.floor(Math.random() * l));
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}
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if (ee) {
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noWallLeft[start] = true;
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noWallLeft[end + 1] = true;
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}
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/*for (y = -1; y < l; y++) {
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line = "";
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for (x = 0; x <= w; x++) {
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cell = id(x, y);
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a = y >= 0 ? (noWallLeft[cell] ? "_" : "|") : "_";
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b = x < w ? (noWallAbove[id(x, y + 1)] ? " " : "_") : "";
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line += a + b;
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}
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context.print(line);
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}*/
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for (y = 0; y <= l; y++) for (x = 0; x <= w; x++) {
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cell = id(x, y);
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if (!noWallLeft[cell] && cell != id(x, l)) {
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if (!ao) {
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for (z = 0; z < h; z++) for (yi = 0; yi < s; yi++) for (xi = 1; xi <= wa; xi++) {
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if (!v) sess.setBlock(origin.add(x * (s + wa) - xi, z, y * (s + wa) + yi), block);
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else sess.setBlock(origin.add(x * (s + wa) - xi, y * (s + wa) + yi, -z), block);
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}
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}
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} else if (e && cell != id(x, l)) {
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for (z = 0; z < h; z++) for (yi = 0; yi < s; yi++) for (xi = 1; xi <= wa; xi++) {
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if (!v) sess.setBlock(origin.add(x * (s + wa) - xi, z, y * (s + wa) + yi), airBlock);
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else sess.setBlock(origin.add(x * (s + wa) - xi, y * (s + wa) + yi, -z), airBlock);
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}
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}
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if (!noWallAbove[cell] && cell != id(w, y)) {
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if (!ao) {
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for (z = 0; z < h; z++) for (yi = 1; yi <= wa; yi++) for (xi = 0; xi < s; xi++) {
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if (!v) sess.setBlock(origin.add(x * (s + wa) + xi, z, y * (s + wa) - yi), block);
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else sess.setBlock(origin.add(x * (s + wa) + xi, y * (s + wa) - yi, -z), block);
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}
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}
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} else if (e && cell != id(w, y)) {
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for (z = 0; z < h; z++) for (yi = 1; yi <= wa; yi++) for (xi = 0; xi < s; xi++) {
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if (!v) sess.setBlock(origin.add(x * (s + wa) + xi, z, y * (s + wa) - yi), airBlock);
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else sess.setBlock(origin.add(x * (s + wa) + xi, y * (s + wa) - yi, -z), airBlock);
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}
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}
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if (!ao) {
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for (z = 0; z < h; z++) for (yi = 1; yi <= wa; yi++) for (xi = 1; xi <= wa; xi++) {
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if (!v) sess.setBlock(origin.add(x * (s + wa) - xi, z, y * (s + wa) - yi), block);
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else sess.setBlock(origin.add(x * (s + wa) - xi, y * (s + wa) - yi, -z), block);
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}
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}
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if (e && cell != id(x, l) && cell != id(w, y)) {
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for (z = 0; z < h; z++) for (yi = 0; yi < s; yi++) for (xi = 0; xi < s; xi++) {
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if (!v) sess.setBlock(origin.add(x * (s + wa) + xi, z, y * (s + wa) + yi), airBlock);
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else sess.setBlock(origin.add(x * (s + wa) + xi, y * (s + wa) + yi, -z), airBlock);
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}
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}
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}
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if (so) {
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stack = [];
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visited = [];
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wrong = [];
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stack.push(start);
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while (cell != end) {
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if (visited[stack[stack.length - 1]]) wrong[cell] = true;
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cell = stack.pop();
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x = $x(cell);
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y = $y(cell);
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visited[cell] = true;
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neighbors = [];
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if (noWallLeft[cell] && cell != start) neighbors.push(id(x - 1, y));
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if (noWallLeft[id(x + 1, y)]) neighbors.push(id(x + 1, y));
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if (noWallAbove[cell]) neighbors.push(id(x, y - 1));
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if (noWallAbove[id(x, y + 1)]) neighbors.push(id(x, y + 1));
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shuffle(neighbors);
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while (neighbors.length > 0) {
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neighbor = neighbors.pop();
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if (!visited[neighbor]) {
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stack.push(cell);
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stack.push(neighbor);
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break;
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}
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}
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}
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for (y = 0; y <= l; y++) for (x = 0; x <= w; x++) {
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cell = id(x, y);
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if (visited[cell] && !wrong[cell]) {
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for (yi = 0; yi < s; yi++) for (xi = 0; xi < s; xi++) {
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if (!v) sess.setBlock(origin.add(x * (s + wa) + xi, -1, y * (s + wa) + yi), limeWoolBlock);
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else sess.setBlock(origin.add(x * (s + wa) + xi, y * (s + wa) + yi, +1), limeWoolBlock);
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}
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}
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if ((visited[cell] && !wrong[cell] && visited[id(x - 1, y)] && !wrong[id(x - 1, y)] && noWallLeft[cell]) || cell == start || id(x - 1, y) == end) {
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for (xi = 1; xi <= wa; xi++) for (yi = 0; yi < s; yi++) {
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if (!v) sess.setBlock(origin.add(x * (s + wa) - xi, -1, y * (s + wa) + yi), limeWoolBlock);
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else sess.setBlock(origin.add(x * (s + wa) - xi, y * (s + wa) + yi, +1), limeWoolBlock);
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}
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}
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if (visited[cell] && !wrong[cell] && visited[id(x, y - 1)] && !wrong[id(x, y - 1)] && noWallAbove[cell]) {
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for (xi = 0; xi < s; xi++) for (yi = 1; yi <= wa; yi++) {
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if (!v) sess.setBlock(origin.add(x * (s + wa) + xi, -1, y * (s + wa) - yi), limeWoolBlock);
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else sess.setBlock(origin.add(x * (s + wa) + xi, y * (s + wa) - yi, +1), limeWoolBlock);
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}
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}
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if (g) {
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if (visited[cell] && !wrong[cell] && (!visited[id(x - 1, y)] || wrong[id(x - 1, y)]) && noWallLeft[cell] && cell != start) {
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for (z = 0; z < h; z++) for (xi = 1; xi <= wa; xi++) for (yi = 0; yi < s; yi++) {
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if (!v) sess.setBlock(origin.add(x * (s + wa) - xi, z, y * (s + wa) + yi), glassBlock);
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else sess.setBlock(origin.add(x * (s + wa) - xi, y * (s + wa) + yi, -z), glassBlock);
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}
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}
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if ((!visited[cell] || wrong[cell]) && visited[id(x - 1, y)] && !wrong[id(x - 1, y)] && noWallLeft[cell] && id(x - 1, y) != end) {
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for (z = 0; z < h; z++) for (xi = 1; xi <= wa; xi++) for (yi = 0; yi < s; yi++) {
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if (!v) sess.setBlock(origin.add(x * (s + wa) - xi, z, y * (s + wa) + yi), glassBlock);
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else sess.setBlock(origin.add(x * (s + wa) - xi, y * (s + wa) + yi, -z), glassBlock);
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}
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}
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if (visited[cell] && !wrong[cell] && (!visited[id(x, y - 1)] || wrong[id(x, y - 1)]) && noWallAbove[cell]) {
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for (z = 0; z < h; z++) for (xi = 0; xi < s; xi++) for (yi = 1; yi <= wa; yi++) {
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if (!v) sess.setBlock(origin.add(x * (s + wa) + xi, z, y * (s + wa) - yi), glassBlock);
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else sess.setBlock(origin.add(x * (s + wa) + xi, y * (s + wa) - yi, -z), glassBlock);
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}
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}
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if ((!visited[cell] || wrong[cell]) && visited[id(x, y - 1)] && !wrong[id(x, y - 1)] && noWallAbove[cell]) {
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for (z = 0; z < h; z++) for (xi = 0; xi < s; xi++) for (yi = 1; yi <= wa; yi++) {
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if (!v) sess.setBlock(origin.add(x * (s + wa) + xi, z, y * (s + wa) - yi), glassBlock);
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else sess.setBlock(origin.add(x * (s + wa) + xi, y * (s + wa) - yi, -z), glassBlock);
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}
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}
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}
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if (re) {
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if (wrong[cell]) {
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for (yi = 0; yi < s; yi++) for (xi = 0; xi < s; xi++) {
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if (!v) sess.setBlock(origin.add(x * (s + wa) + xi, -1, y * (s + wa) + yi), redWoolBlock);
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else sess.setBlock(origin.add(x * (s + wa) + xi, y * (s + wa) + yi, +1), redWoolBlock);
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}
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}
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if ((wrong[cell] || wrong[id(x - 1, y)]) && noWallLeft[cell]) {
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for (xi = 1; xi <= wa; xi++) for (yi = 0; yi < s; yi++) {
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if (!v) sess.setBlock(origin.add(x * (s + wa) - xi, -1, y * (s + wa) + yi), redWoolBlock);
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else sess.setBlock(origin.add(x * (s + wa) - xi, y * (s + wa) + yi, +1), redWoolBlock);
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}
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}
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if ((wrong[cell] || wrong[id(x, y - 1)]) && noWallAbove[cell]) {
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for (xi = 0; xi < s; xi++) for (yi = 1; yi <= wa; yi++) {
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if (!v) sess.setBlock(origin.add(x * (s + wa) + xi, -1, y * (s + wa) - yi), redWoolBlock);
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else sess.setBlock(origin.add(x * (s + wa) + xi, y * (s + wa) - yi, +1), redWoolBlock);
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}
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}
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}
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if (bl) {
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if (!visited[cell] && y < l && x < w) {
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for (yi = 0; yi < s; yi++) for (xi = 0; xi < s; xi++) {
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if (!v) sess.setBlock(origin.add(x * (s + wa) + xi, -1, y * (s + wa) + yi), blueWoolBlock);
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else sess.setBlock(origin.add(x * (s + wa) + xi, y * (s + wa) + yi, +1), blueWoolBlock);
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}
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}
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if ((!visited[cell] || !visited[id(x - 1, y)]) && noWallLeft[cell] && x > 0 && x < w) {
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for (xi = 1; xi <= wa; xi++) for (yi = 0; yi < s; yi++) {
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if (!v) sess.setBlock(origin.add(x * (s + wa) - xi, -1, y * (s + wa) + yi), blueWoolBlock);
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else sess.setBlock(origin.add(x * (s + wa) - xi, y * (s + wa) + yi, +1), blueWoolBlock);
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}
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}
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if ((!visited[cell] || !visited[id(x, y - 1)]) && noWallAbove[cell]) {
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for (xi = 0; xi < s; xi++) for (yi = 1; yi <= wa; yi++) {
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if (!v) sess.setBlock(origin.add(x * (s + wa) + xi, -1, y * (s + wa) - yi), blueWoolBlock);
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else sess.setBlock(origin.add(x * (s + wa) + xi, y * (s + wa) - yi, +1), blueWoolBlock);
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}
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}
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}
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}
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}
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