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| (function(){var require = function (file, cwd) {
var resolved = require.resolve(file, cwd || '/');
var mod = require.modules[resolved];
Iif (!mod) throw new Error(
'Failed to resolve module ' + file + ', tried ' + resolved
);
var cached = require.cache[resolved];
var res = cached? cached.exports : mod();
return res;
};
require.paths = [];
require.modules = {};
require.cache = {};
require.extensions = [".js",".coffee",".json"];
require._core = {
'assert': true,
'events': true,
'fs': true,
'path': true,
'vm': true
};
require.resolve = (function () {
return function (x, cwd) {
Iif (!cwd) cwd = '/';
Iif (require._core[x]) return x;
var path = require.modules.path();
cwd = path.resolve('/', cwd);
var y = cwd || '/';
Eif (x.match(/^(?:\.\.?\/|\/)/)) {
var m = loadAsFileSync(path.resolve(y, x))
|| loadAsDirectorySync(path.resolve(y, x));
Eif (m) return m;
}
var n = loadNodeModulesSync(x, y);
if (n) return n;
throw new Error("Cannot find module '" + x + "'");
function loadAsFileSync (x) {
x = path.normalize(x);
if (require.modules[x]) {
return x;
}
for (var i = 0; i < require.extensions.length; i++) {
var ext = require.extensions[i];
if (require.modules[x + ext]) return x + ext;
}
}
function loadAsDirectorySync (x) {
x = x.replace(/\/+$/, '');
var pkgfile = path.normalize(x + '/package.json');
Eif (require.modules[pkgfile]) {
var pkg = require.modules[pkgfile]();
var b = pkg.browserify;
Iif (typeof b === 'object' && b.main) {
var m = loadAsFileSync(path.resolve(x, b.main));
if (m) return m;
}
else Iif (typeof b === 'string') {
var m = loadAsFileSync(path.resolve(x, b));
if (m) return m;
}
else Eif (pkg.main) {
var m = loadAsFileSync(path.resolve(x, pkg.main));
Eif (m) return m;
}
}
return loadAsFileSync(x + '/index');
}
function loadNodeModulesSync (x, start) {
var dirs = nodeModulesPathsSync(start);
for (var i = 0; i < dirs.length; i++) {
var dir = dirs[i];
var m = loadAsFileSync(dir + '/' + x);
if (m) return m;
var n = loadAsDirectorySync(dir + '/' + x);
if (n) return n;
}
var m = loadAsFileSync(x);
if (m) return m;
}
function nodeModulesPathsSync (start) {
var parts;
if (start === '/') parts = [ '' ];
else parts = path.normalize(start).split('/');
var dirs = [];
for (var i = parts.length - 1; i >= 0; i--) {
if (parts[i] === 'node_modules') continue;
var dir = parts.slice(0, i + 1).join('/') + '/node_modules';
dirs.push(dir);
}
return dirs;
}
};
})();
require.alias = function (from, to) {
var path = require.modules.path();
var res = null;
try {
res = require.resolve(from + '/package.json', '/');
}
catch (err) {
res = require.resolve(from, '/');
}
var basedir = path.dirname(res);
var keys = (Object.keys || function (obj) {
var res = [];
for (var key in obj) res.push(key);
return res;
})(require.modules);
for (var i = 0; i < keys.length; i++) {
var key = keys[i];
if (key.slice(0, basedir.length + 1) === basedir + '/') {
var f = key.slice(basedir.length);
require.modules[to + f] = require.modules[basedir + f];
}
else if (key === basedir) {
require.modules[to] = require.modules[basedir];
}
}
};
(function () {
var process = {};
var global = typeof window !== 'undefined' ? window : {};
var definedProcess = false;
require.define = function (filename, fn) {
if (!definedProcess && require.modules.__browserify_process) {
process = require.modules.__browserify_process();
definedProcess = true;
}
var dirname = require._core[filename]
? ''
: require.modules.path().dirname(filename)
;
var require_ = function (file) {
var requiredModule = require(file, dirname);
var cached = require.cache[require.resolve(file, dirname)];
Eif (cached && cached.parent === null) {
cached.parent = module_;
}
return requiredModule;
};
require_.resolve = function (name) {
return require.resolve(name, dirname);
};
require_.modules = require.modules;
require_.define = require.define;
require_.cache = require.cache;
var module_ = {
id : filename,
filename: filename,
exports : {},
loaded : false,
parent: null
};
require.modules[filename] = function () {
require.cache[filename] = module_;
fn.call(
module_.exports,
require_,
module_,
module_.exports,
dirname,
filename,
process,
global
);
module_.loaded = true;
return module_.exports;
};
};
})();
require.define("path",function(require,module,exports,__dirname,__filename,process,global){function filter (xs, fn) {
var res = [];
for (var i = 0; i < xs.length; i++) {
if (fn(xs[i], i, xs)) res.push(xs[i]);
}
return res;
}
// resolves . and .. elements in a path array with directory names there
// must be no slashes, empty elements, or device names (c:\) in the array
// (so also no leading and trailing slashes - it does not distinguish
// relative and absolute paths)
function normalizeArray(parts, allowAboveRoot) {
// if the path tries to go above the root, `up` ends up > 0
var up = 0;
for (var i = parts.length; i >= 0; i--) {
var last = parts[i];
if (last == '.') {
parts.splice(i, 1);
} else Iif (last === '..') {
parts.splice(i, 1);
up++;
} else Iif (up) {
parts.splice(i, 1);
up--;
}
}
// if the path is allowed to go above the root, restore leading ..s
Iif (allowAboveRoot) {
for (; up--; up) {
parts.unshift('..');
}
}
return parts;
}
// Regex to split a filename into [*, dir, basename, ext]
// posix version
var splitPathRe = /^(.+\/(?!$)|\/)?((?:.+?)?(\.[^.]*)?)$/;
// path.resolve([from ...], to)
// posix version
exports.resolve = function() {
var resolvedPath = '',
resolvedAbsolute = false;
for (var i = arguments.length; i >= -1 && !resolvedAbsolute; i--) {
var path = (i >= 0)
? arguments[i]
: process.cwd();
// Skip empty and invalid entries
if (typeof path !== 'string' || !path) {
continue;
}
resolvedPath = path + '/' + resolvedPath;
resolvedAbsolute = path.charAt(0) === '/';
}
// At this point the path should be resolved to a full absolute path, but
// handle relative paths to be safe (might happen when process.cwd() fails)
// Normalize the path
resolvedPath = normalizeArray(filter(resolvedPath.split('/'), function(p) {
return !!p;
}), !resolvedAbsolute).join('/');
return ((resolvedAbsolute ? '/' : '') + resolvedPath) || '.';
};
// path.normalize(path)
// posix version
exports.normalize = function(path) {
var isAbsolute = path.charAt(0) === '/',
trailingSlash = path.slice(-1) === '/';
// Normalize the path
path = normalizeArray(filter(path.split('/'), function(p) {
return !!p;
}), !isAbsolute).join('/');
Iif (!path && !isAbsolute) {
path = '.';
}
Iif (path && trailingSlash) {
path += '/';
}
return (isAbsolute ? '/' : '') + path;
};
// posix version
exports.join = function() {
var paths = Array.prototype.slice.call(arguments, 0);
return exports.normalize(filter(paths, function(p, index) {
return p && typeof p === 'string';
}).join('/'));
};
exports.dirname = function(path) {
var dir = splitPathRe.exec(path)[1] || '';
var isWindows = false;
if (!dir) {
// No dirname
return '.';
} else if (dir.length === 1 ||
(isWindows && dir.length <= 3 && dir.charAt(1) === ':')) {
// It is just a slash or a drive letter with a slash
return dir;
} else {
// It is a full dirname, strip trailing slash
return dir.substring(0, dir.length - 1);
}
};
exports.basename = function(path, ext) {
var f = splitPathRe.exec(path)[2] || '';
// TODO: make this comparison case-insensitive on windows?
if (ext && f.substr(-1 * ext.length) === ext) {
f = f.substr(0, f.length - ext.length);
}
return f;
};
exports.extname = function(path) {
return splitPathRe.exec(path)[3] || '';
};
});
require.define("__browserify_process",function(require,module,exports,__dirname,__filename,process,global){var process = module.exports = {};
process.nextTick = (function () {
var canSetImmediate = typeof window !== 'undefined'
&& window.setImmediate;
var canPost = typeof window !== 'undefined'
&& window.postMessage && window.addEventListener
;
Iif (canSetImmediate) {
return function (f) { return window.setImmediate(f) };
}
Iif (canPost) {
var queue = [];
window.addEventListener('message', function (ev) {
if (ev.source === window && ev.data === 'browserify-tick') {
ev.stopPropagation();
if (queue.length > 0) {
var fn = queue.shift();
fn();
}
}
}, true);
return function nextTick(fn) {
queue.push(fn);
window.postMessage('browserify-tick', '*');
};
}
return function nextTick(fn) {
setTimeout(fn, 0);
};
})();
process.title = 'browser';
process.browser = true;
process.env = {};
process.argv = [];
process.binding = function (name) {
if (name === 'evals') return (require)('vm')
else throw new Error('No such module. (Possibly not yet loaded)')
};
(function () {
var cwd = '/';
var path;
process.cwd = function () { return cwd };
process.chdir = function (dir) {
if (!path) path = require('path');
cwd = path.resolve(dir, cwd);
};
})();
});
require.define("/package.json",function(require,module,exports,__dirname,__filename,process,global){module.exports = {"main":"index.js"}
});
require.define("/index.js",function(require,module,exports,__dirname,__filename,process,global){module.exports.meshers = {
culled: require('./meshers/culled').mesher,
greedy: require('./meshers/greedy').mesher,
monotone: require('./meshers/monotone').mesher,
stupid: require('./meshers/stupid').mesher
}
module.exports.geometry = {}
module.exports.generator = {}
module.exports.generate = generate
// from https://github.com/mikolalysenko/mikolalysenko.github.com/blob/master/MinecraftMeshes2/js/testdata.js#L4
function generate(l, h, f) {
var d = [ h[0]-l[0], h[1]-l[1], h[2]-l[2] ]
, v = new Int32Array(d[0]*d[1]*d[2])
, n = 0;
for(var k=l[2]; k<h[2]; ++k)
for(var j=l[1]; j<h[1]; ++j)
for(var i=l[0]; i<h[0]; ++i, ++n) {
v[n] = f(i,j,k);
}
return {voxels:v, dims:d};
}
// shape and terrain generator functions
module.exports.generator['Sphere'] = function(i,j,k) {
return i*i+j*j+k*k <= 16*16 ? 0x113344 : 0;
}
module.exports.generator['Noise'] = function(i,j,k) {
return Math.random() < 0.1 ? Math.random() * 0xffffff : 0;
}
module.exports.generator['Dense Noise'] = function(i,j,k) {
return Math.round(Math.random() * 0xffffff);
}
module.exports.generator['Checker'] = function(i,j,k) {
return !!((i+j+k)&1) ? (((i^j^k)&2) ? 1 : 0xffffff) : 0;
}
module.exports.generator['Hill'] = function(i,j,k) {
return j <= 16 * Math.exp(-(i*i + k*k) / 64) ? 0x118822 : 0;
}
module.exports.generator['Valley'] = function(i,j,k) {
return j <= (i*i + k*k) * 31 / (32*32*2) + 1 ? 0x118822 : 0;
}
module.exports.generator['Hilly Terrain'] = function(i,j,k) {
var h0 = 3.0 * Math.sin(Math.PI * i / 12.0 - Math.PI * k * 0.1) + 27;
if(j > h0+1) {
return 0;
}
if(h0 <= j) {
return 0x23dd31;
}
var h1 = 2.0 * Math.sin(Math.PI * i * 0.25 - Math.PI * k * 0.3) + 20;
if(h1 <= j) {
return 0x964B00;
}
if(2 < j) {
return Math.random() < 0.1 ? 0x222222 : 0xaaaaaa;
}
return 0xff0000;
}
// convenience function that uses the above functions to prebake some simple voxel geometries
module.exports.generateExamples = function() {
return {
'Sphere': generate([-16,-16,-16], [16,16,16], module.exports.generator['Sphere']),
'Noise': generate([0,0,0], [16,16,16], module.exports.generator['Noise']),
'Dense Noise': generate([0,0,0], [16,16,16], module.exports.generator['Dense Noise']),
'Checker': generate([0,0,0], [8,8,8], module.exports.generator['Checker']),
'Hill': generate([-16, 0, -16], [16,16,16], module.exports.generator['Hill']),
'Valley': generate([0,0,0], [32,32,32], module.exports.generator['Valley']),
'Hilly Terrain': generate([0, 0, 0], [32,32,32], module.exports.generator['Hilly Terrain'])
}
}
});
require.define("/meshers/culled.js",function(require,module,exports,__dirname,__filename,process,global){//Naive meshing (with face culling)
function CulledMesh(volume, dims) {
//Precalculate direction vectors for convenience
var dir = new Array(3);
for(var i=0; i<3; ++i) {
dir[i] = [[0,0,0], [0,0,0]];
dir[i][0][(i+1)%3] = 1;
dir[i][1][(i+2)%3] = 1;
}
//March over the volume
var vertices = []
, faces = []
, x = [0,0,0]
, B = [[false,true] //Incrementally update bounds (this is a bit ugly)
,[false,true]
,[false,true]]
, n = -dims[0]*dims[1];
for( B[2]=[false,true],x[2]=-1; x[2]<dims[2]; B[2]=[true,(++x[2]<dims[2]-1)])
for(n-=dims[0],B[1]=[false,true],x[1]=-1; x[1]<dims[1]; B[1]=[true,(++x[1]<dims[1]-1)])
for(n-=1, B[0]=[false,true],x[0]=-1; x[0]<dims[0]; B[0]=[true,(++x[0]<dims[0]-1)], ++n) {
//Read current voxel and 3 neighboring voxels using bounds check results
var p = (B[0][0] && B[1][0] && B[2][0]) ? volume[n] : 0
, b = [ (B[0][1] && B[1][0] && B[2][0]) ? volume[n+1] : 0
, (B[0][0] && B[1][1] && B[2][0]) ? volume[n+dims[0]] : 0
, (B[0][0] && B[1][0] && B[2][1]) ? volume[n+dims[0]*dims[1]] : 0
];
//Generate faces
for(var d=0; d<3; ++d)
if((!!p) !== (!!b[d])) {
var s = !p ? 1 : 0;
var t = [x[0],x[1],x[2]]
, u = dir[d][s]
, v = dir[d][s^1];
++t[d];
var vertex_count = vertices.length;
vertices.push([t[0], t[1], t[2] ]);
vertices.push([t[0]+u[0], t[1]+u[1], t[2]+u[2] ]);
vertices.push([t[0]+u[0]+v[0], t[1]+u[1]+v[1], t[2]+u[2]+v[2]]);
vertices.push([t[0] +v[0], t[1] +v[1], t[2] +v[2]]);
faces.push([vertex_count, vertex_count+1, vertex_count+2, vertex_count+3, s ? b[d] : p]);
}
}
return { vertices:vertices, faces:faces };
}
Eif(exports) {
exports.mesher = CulledMesh;
}
});
require.define("/meshers/greedy.js",function(require,module,exports,__dirname,__filename,process,global){var GreedyMesh = (function() {
//Cache buffer internally
var mask = new Int32Array(4096);
return function(volume, dims) {
function f(i,j,k) {
return volume[i + dims[0] * (j + dims[1] * k)];
}
//Sweep over 3-axes
var vertices = [], faces = [];
for(var d=0; d<3; ++d) {
var i, j, k, l, w, h
, u = (d+1)%3
, v = (d+2)%3
, x = [0,0,0]
, q = [0,0,0];
if(mask.length < dims[u] * dims[v]) {
mask = new Int32Array(dims[u] * dims[v]);
}
q[d] = 1;
for(x[d]=-1; x[d]<dims[d]; ) {
//Compute mask
var n = 0;
for(x[v]=0; x[v]<dims[v]; ++x[v])
for(x[u]=0; x[u]<dims[u]; ++x[u], ++n) {
var a = (0 <= x[d] ? f(x[0], x[1], x[2]) : 0)
, b = (x[d] < dims[d]-1 ? f(x[0]+q[0], x[1]+q[1], x[2]+q[2]) : 0);
if((!!a) === (!!b) ) {
mask[n] = 0;
} else if(!!a) {
mask[n] = a;
} else {
mask[n] = -b;
}
}
//Increment x[d]
++x[d];
//Generate mesh for mask using lexicographic ordering
n = 0;
for(j=0; j<dims[v]; ++j)
for(i=0; i<dims[u]; ) {
var c = mask[n];
if(!!c) {
//Compute width
for(w=1; c === mask[n+w] && i+w<dims[u]; ++w) {
}
//Compute height (this is slightly awkward
var done = false;
for(h=1; j+h<dims[v]; ++h) {
for(k=0; k<w; ++k) {
if(c !== mask[n+k+h*dims[u]]) {
done = true;
break;
}
}
if(done) {
break;
}
}
//Add quad
x[u] = i; x[v] = j;
var du = [0,0,0]
, dv = [0,0,0];
if(c > 0) {
dv[v] = h;
du[u] = w;
} else {
c = -c;
du[v] = h;
dv[u] = w;
}
var vertex_count = vertices.length;
vertices.push([x[0], x[1], x[2] ]);
vertices.push([x[0]+du[0], x[1]+du[1], x[2]+du[2] ]);
vertices.push([x[0]+du[0]+dv[0], x[1]+du[1]+dv[1], x[2]+du[2]+dv[2]]);
vertices.push([x[0] +dv[0], x[1] +dv[1], x[2] +dv[2]]);
faces.push([vertex_count, vertex_count+1, vertex_count+2, vertex_count+3, c]);
//Zero-out mask
for(l=0; l<h; ++l)
for(k=0; k<w; ++k) {
mask[n+k+l*dims[u]] = 0;
}
//Increment counters and continue
i += w; n += w;
} else {
++i; ++n;
}
}
}
}
return { vertices:vertices, faces:faces };
}
})();
Eif(exports) {
exports.mesher = GreedyMesh;
}
});
require.define("/meshers/monotone.js",function(require,module,exports,__dirname,__filename,process,global){"use strict";
var MonotoneMesh = (function(){
function MonotonePolygon(c, v, ul, ur) {
this.color = c;
this.left = [[ul, v]];
this.right = [[ur, v]];
};
MonotonePolygon.prototype.close_off = function(v) {
this.left.push([ this.left[this.left.length-1][0], v ]);
this.right.push([ this.right[this.right.length-1][0], v ]);
};
MonotonePolygon.prototype.merge_run = function(v, u_l, u_r) {
var l = this.left[this.left.length-1][0]
, r = this.right[this.right.length-1][0];
if(l !== u_l) {
this.left.push([ l, v ]);
this.left.push([ u_l, v ]);
}
if(r !== u_r) {
this.right.push([ r, v ]);
this.right.push([ u_r, v ]);
}
};
return function(volume, dims) {
function f(i,j,k) {
return volume[i + dims[0] * (j + dims[1] * k)];
}
//Sweep over 3-axes
var vertices = [], faces = [];
for(var d=0; d<3; ++d) {
var i, j, k
, u = (d+1)%3 //u and v are orthogonal directions to d
, v = (d+2)%3
, x = new Int32Array(3)
, q = new Int32Array(3)
, runs = new Int32Array(2 * (dims[u]+1))
, frontier = new Int32Array(dims[u]) //Frontier is list of pointers to polygons
, next_frontier = new Int32Array(dims[u])
, left_index = new Int32Array(2 * dims[v])
, right_index = new Int32Array(2 * dims[v])
, stack = new Int32Array(24 * dims[v])
, delta = [[0,0], [0,0]];
//q points along d-direction
q[d] = 1;
//Initialize sentinel
for(x[d]=-1; x[d]<dims[d]; ) {
// --- Perform monotone polygon subdivision ---
var n = 0
, polygons = []
, nf = 0;
for(x[v]=0; x[v]<dims[v]; ++x[v]) {
//Make one pass over the u-scan line of the volume to run-length encode polygon
var nr = 0, p = 0, c = 0;
for(x[u]=0; x[u]<dims[u]; ++x[u], p = c) {
//Compute the type for this face
var a = (0 <= x[d] ? f(x[0], x[1], x[2]) : 0)
, b = (x[d] < dims[d]-1 ? f(x[0]+q[0], x[1]+q[1], x[2]+q[2]) : 0);
c = a;
if((!a) === (!b)) {
c = 0;
} else if(!a) {
c = -b;
}
//If cell type doesn't match, start a new run
if(p !== c) {
runs[nr++] = x[u];
runs[nr++] = c;
}
}
//Add sentinel run
runs[nr++] = dims[u];
runs[nr++] = 0;
//Update frontier by merging runs
var fp = 0;
for(var i=0, j=0; i<nf && j<nr-2; ) {
var p = polygons[frontier[i]]
, p_l = p.left[p.left.length-1][0]
, p_r = p.right[p.right.length-1][0]
, p_c = p.color
, r_l = runs[j] //Start of run
, r_r = runs[j+2] //End of run
, r_c = runs[j+1]; //Color of run
//Check if we can merge run with polygon
if(r_r > p_l && p_r > r_l && r_c === p_c) {
//Merge run
p.merge_run(x[v], r_l, r_r);
//Insert polygon into frontier
next_frontier[fp++] = frontier[i];
++i;
j += 2;
} else {
//Check if we need to advance the run pointer
if(r_r <= p_r) {
if(!!r_c) {
var n_poly = new MonotonePolygon(r_c, x[v], r_l, r_r);
next_frontier[fp++] = polygons.length;
polygons.push(n_poly);
}
j += 2;
}
//Check if we need to advance the frontier pointer
if(p_r <= r_r) {
p.close_off(x[v]);
++i;
}
}
}
//Close off any residual polygons
for(; i<nf; ++i) {
polygons[frontier[i]].close_off(x[v]);
}
//Add any extra runs to frontier
for(; j<nr-2; j+=2) {
var r_l = runs[j]
, r_r = runs[j+2]
, r_c = runs[j+1];
if(!!r_c) {
var n_poly = new MonotonePolygon(r_c, x[v], r_l, r_r);
next_frontier[fp++] = polygons.length;
polygons.push(n_poly);
}
}
//Swap frontiers
var tmp = next_frontier;
next_frontier = frontier;
frontier = tmp;
nf = fp;
}
//Close off frontier
for(var i=0; i<nf; ++i) {
var p = polygons[frontier[i]];
p.close_off(dims[v]);
}
// --- Monotone subdivision of polygon is complete at this point ---
x[d]++;
//Now we just need to triangulate each monotone polygon
for(var i=0; i<polygons.length; ++i) {
var p = polygons[i]
, c = p.color
, flipped = false;
if(c < 0) {
flipped = true;
c = -c;
}
for(var j=0; j<p.left.length; ++j) {
left_index[j] = vertices.length;
var y = [0.0,0.0,0.0]
, z = p.left[j];
y[d] = x[d];
y[u] = z[0];
y[v] = z[1];
vertices.push(y);
}
for(var j=0; j<p.right.length; ++j) {
right_index[j] = vertices.length;
var y = [0.0,0.0,0.0]
, z = p.right[j];
y[d] = x[d];
y[u] = z[0];
y[v] = z[1];
vertices.push(y);
}
//Triangulate the monotone polygon
var bottom = 0
, top = 0
, l_i = 1
, r_i = 1
, side = true; //true = right, false = left
stack[top++] = left_index[0];
stack[top++] = p.left[0][0];
stack[top++] = p.left[0][1];
stack[top++] = right_index[0];
stack[top++] = p.right[0][0];
stack[top++] = p.right[0][1];
while(l_i < p.left.length || r_i < p.right.length) {
//Compute next side
var n_side = false;
if(l_i === p.left.length) {
n_side = true;
} else if(r_i !== p.right.length) {
var l = p.left[l_i]
, r = p.right[r_i];
n_side = l[1] > r[1];
}
var idx = n_side ? right_index[r_i] : left_index[l_i]
, vert = n_side ? p.right[r_i] : p.left[l_i];
if(n_side !== side) {
//Opposite side
while(bottom+3 < top) {
if(flipped === n_side) {
faces.push([ stack[bottom], stack[bottom+3], idx, c]);
} else {
faces.push([ stack[bottom+3], stack[bottom], idx, c]);
}
bottom += 3;
}
} else {
//Same side
while(bottom+3 < top) {
//Compute convexity
for(var j=0; j<2; ++j)
for(var k=0; k<2; ++k) {
delta[j][k] = stack[top-3*(j+1)+k+1] - vert[k];
}
var det = delta[0][0] * delta[1][1] - delta[1][0] * delta[0][1];
if(n_side === (det > 0)) {
break;
}
if(det !== 0) {
if(flipped === n_side) {
faces.push([ stack[top-3], stack[top-6], idx, c ]);
} else {
faces.push([ stack[top-6], stack[top-3], idx, c ]);
}
}
top -= 3;
}
}
//Push vertex
stack[top++] = idx;
stack[top++] = vert[0];
stack[top++] = vert[1];
//Update loop index
if(n_side) {
++r_i;
} else {
++l_i;
}
side = n_side;
}
}
}
}
return { vertices:vertices, faces:faces };
}
})();
Eif(exports) {
exports.mesher = MonotoneMesh;
}
});
require.define("/meshers/stupid.js",function(require,module,exports,__dirname,__filename,process,global){//The stupidest possible way to generate a Minecraft mesh (I think)
function StupidMesh(volume, dims) {
var vertices = [], faces = [], x = [0,0,0], n = 0;
for(x[2]=0; x[2]<dims[2]; ++x[2])
for(x[1]=0; x[1]<dims[1]; ++x[1])
for(x[0]=0; x[0]<dims[0]; ++x[0], ++n)
if(!!volume[n]) {
for(var d=0; d<3; ++d) {
var t = [x[0], x[1], x[2]]
, u = [0,0,0]
, v = [0,0,0];
u[(d+1)%3] = 1;
v[(d+2)%3] = 1;
for(var s=0; s<2; ++s) {
t[d] = x[d] + s;
var tmp = u;
u = v;
v = tmp;
var vertex_count = vertices.length;
vertices.push([t[0], t[1], t[2] ]);
vertices.push([t[0]+u[0], t[1]+u[1], t[2]+u[2] ]);
vertices.push([t[0]+u[0]+v[0], t[1]+u[1]+v[1], t[2]+u[2]+v[2]]);
vertices.push([t[0] +v[0], t[1] +v[1], t[2] +v[2]]);
faces.push([vertex_count, vertex_count+1, vertex_count+2, vertex_count+3, volume[n]]);
}
}
}
return { vertices:vertices, faces:faces };
}
Eif(exports) {
exports.mesher = StupidMesh;
}
});
require.define("/test.js",function(require,module,exports,__dirname,__filename,process,global){voxel = require('./')
});
require("/test.js");
})();
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