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esengine/demo/libs/framework/framework.js

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2020-06-08 11:49:45 +08:00
var __extends = (this && this.__extends) || (function () {
var extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
return function (d, b) {
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
Array.prototype.findIndex = function (predicate) {
function findIndex(array, predicate) {
for (var i = 0, len = array.length; i < len; i++) {
if (predicate.call(arguments[2], array[i], i, array)) {
return i;
}
}
return -1;
}
return findIndex(this, predicate);
};
Array.prototype.any = function (predicate) {
function any(array, predicate) {
return array.findIndex(predicate) > -1;
}
return any(this, predicate);
};
Array.prototype.firstOrDefault = function (predicate) {
function firstOrDefault(array, predicate) {
var index = array.findIndex(predicate);
return index == -1 ? null : array[index];
}
return firstOrDefault(this, predicate);
};
Array.prototype.find = function (predicate) {
function find(array, predicate) {
return array.firstOrDefault(predicate);
}
return find(this, predicate);
};
Array.prototype.where = function (predicate) {
function where(array, predicate) {
if (typeof (array.reduce) === "function") {
return array.reduce(function (ret, element, index) {
if (predicate.call(arguments[2], element, index, array)) {
ret.push(element);
}
return ret;
}, []);
}
else {
var ret = [];
for (var i = 0, len = array.length; i < len; i++) {
var element = array[i];
if (predicate.call(arguments[2], element, i, array)) {
ret.push(element);
}
}
return ret;
}
}
return where(this, predicate);
};
Array.prototype.count = function (predicate) {
function count(array, predicate) {
return array.where(predicate).length;
}
return count(this, predicate);
};
Array.prototype.findAll = function (predicate) {
function findAll(array, predicate) {
return array.where(predicate);
}
return findAll(this, predicate);
};
Array.prototype.contains = function (value) {
function contains(array, value) {
for (var i = 0, len = array.length; i < len; i++) {
if (array[i] == value) {
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return true;
}
}
return false;
}
return contains(this, value);
};
Array.prototype.removeAll = function (predicate) {
function removeAll(array, predicate) {
var index;
do {
index = array.findIndex(predicate);
if (index >= 0) {
array.splice(index, 1);
}
} while (index >= 0);
}
removeAll(this, predicate);
};
Array.prototype.remove = function (element) {
function remove(array, element) {
var index = array.findIndex(function (x) {
return x === element;
});
if (index >= 0) {
array.splice(index, 1);
return true;
}
else {
return false;
}
}
return remove(this, element);
};
Array.prototype.removeAt = function (index) {
function removeAt(array, index) {
array.splice(index, 1);
}
return removeAt(this, index);
};
Array.prototype.removeRange = function (index, count) {
function removeRange(array, index, count) {
array.splice(index, count);
}
return removeRange(this, index, count);
};
Array.prototype.select = function (selector) {
function select(array, selector) {
if (typeof (array.reduce) === "function") {
return array.reduce(function (ret, element, index) {
ret.push(selector.call(arguments[2], element, index, array));
return ret;
}, []);
}
else {
var ret = [];
for (var i = 0, len = array.length; i < len; i++) {
ret.push(selector.call(arguments[2], array[i], i, array));
}
return ret;
}
}
return select(this, selector);
};
Array.prototype.orderBy = function (keySelector, comparer) {
function orderBy(array, keySelector, comparer) {
array.sort(function (x, y) {
var v1 = keySelector(x);
var v2 = keySelector(y);
if (comparer) {
return comparer(v1, v2);
}
else {
return (v1 > v2) ? 1 : -1;
}
});
return array;
}
return orderBy(this, keySelector, comparer);
};
Array.prototype.orderByDescending = function (keySelector, comparer) {
function orderByDescending(array, keySelector, comparer) {
array.sort(function (x, y) {
var v1 = keySelector(x);
var v2 = keySelector(y);
if (comparer) {
return -comparer(v1, v2);
}
else {
return (v1 < v2) ? 1 : -1;
}
});
return array;
}
return orderByDescending(this, keySelector, comparer);
};
Array.prototype.groupBy = function (keySelector) {
function groupBy(array, keySelector) {
if (typeof (array.reduce) === "function") {
var keys_1 = [];
return array.reduce(function (groups, element, index) {
var key = JSON.stringify(keySelector.call(arguments[1], element, index, array));
var index2 = keys_1.findIndex(function (x) { return x === key; });
if (index2 < 0) {
index2 = keys_1.push(key) - 1;
}
if (!groups[index2]) {
groups[index2] = [];
}
groups[index2].push(element);
return groups;
}, []);
}
else {
var groups = [];
var keys = [];
var _loop_1 = function (i, len) {
var key = JSON.stringify(keySelector.call(arguments_1[1], array[i], i, array));
var index = keys.findIndex(function (x) { return x === key; });
if (index < 0) {
index = keys.push(key) - 1;
}
if (!groups[index]) {
groups[index] = [];
}
groups[index].push(array[i]);
};
var arguments_1 = arguments;
for (var i = 0, len = array.length; i < len; i++) {
_loop_1(i, len);
}
return groups;
}
}
return groupBy(this, keySelector);
};
Array.prototype.sum = function (selector) {
function sum(array, selector) {
var ret;
for (var i = 0, len = array.length; i < len; i++) {
if (i == 0) {
if (selector) {
ret = selector.call(arguments[2], array[i], i, array);
}
else {
ret = array[i];
}
}
else {
if (selector) {
ret += selector.call(arguments[2], array[i], i, array);
}
else {
ret += array[i];
}
}
}
return ret;
}
return sum(this, selector);
};
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var PriorityQueueNode = (function () {
function PriorityQueueNode() {
this.priority = 0;
this.insertionIndex = 0;
this.queueIndex = 0;
}
return PriorityQueueNode;
}());
var AStarPathfinder = (function () {
function AStarPathfinder() {
}
AStarPathfinder.search = function (graph, start, goal) {
var _this = this;
var foundPath = false;
var cameFrom = new Map();
cameFrom.set(start, start);
var costSoFar = new Map();
var frontier = new PriorityQueue(1000);
frontier.enqueue(new AStarNode(start), 0);
costSoFar.set(start, 0);
var _loop_2 = function () {
var current = frontier.dequeue();
if (JSON.stringify(current.data) == JSON.stringify(goal)) {
foundPath = true;
return "break";
}
graph.getNeighbors(current.data).forEach(function (next) {
var newCost = costSoFar.get(current.data) + graph.cost(current.data, next);
if (!_this.hasKey(costSoFar, next) || newCost < costSoFar.get(next)) {
costSoFar.set(next, newCost);
var priority = newCost + graph.heuristic(next, goal);
frontier.enqueue(new AStarNode(next), priority);
cameFrom.set(next, current.data);
}
});
};
while (frontier.count > 0) {
var state_1 = _loop_2();
if (state_1 === "break")
break;
}
return foundPath ? this.recontructPath(cameFrom, start, goal) : null;
};
AStarPathfinder.hasKey = function (map, compareKey) {
var iterator = map.keys();
var r;
while (r = iterator.next(), !r.done) {
if (JSON.stringify(r.value) == JSON.stringify(compareKey))
return true;
}
return false;
};
AStarPathfinder.getKey = function (map, compareKey) {
var iterator = map.keys();
var valueIterator = map.values();
var r;
var v;
while (r = iterator.next(), v = valueIterator.next(), !r.done) {
if (JSON.stringify(r.value) == JSON.stringify(compareKey))
return v.value;
}
return null;
};
AStarPathfinder.recontructPath = function (cameFrom, start, goal) {
var path = [];
var current = goal;
path.push(goal);
while (current != start) {
current = this.getKey(cameFrom, current);
path.push(current);
}
path.reverse();
return path;
};
return AStarPathfinder;
}());
var AStarNode = (function (_super) {
__extends(AStarNode, _super);
function AStarNode(data) {
var _this = _super.call(this) || this;
_this.data = data;
return _this;
}
return AStarNode;
}(PriorityQueueNode));
var AstarGridGraph = (function () {
function AstarGridGraph(width, height) {
this.dirs = [
new Point(1, 0),
new Point(0, -1),
new Point(-1, 0),
new Point(0, 1)
];
this.walls = [];
this.weightedNodes = [];
this.defaultWeight = 1;
this.weightedNodeWeight = 5;
this._neighbors = new Array(4);
this._width = width;
this._height = height;
}
AstarGridGraph.prototype.isNodeInBounds = function (node) {
return 0 <= node.x && node.x < this._width && 0 <= node.y && node.y < this._height;
};
AstarGridGraph.prototype.isNodePassable = function (node) {
return !this.walls.firstOrDefault(function (wall) { return JSON.stringify(wall) == JSON.stringify(node); });
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};
AstarGridGraph.prototype.search = function (start, goal) {
return AStarPathfinder.search(this, start, goal);
};
AstarGridGraph.prototype.getNeighbors = function (node) {
var _this = this;
this._neighbors.length = 0;
this.dirs.forEach(function (dir) {
var next = new Point(node.x + dir.x, node.y + dir.y);
if (_this.isNodeInBounds(next) && _this.isNodePassable(next))
_this._neighbors.push(next);
});
return this._neighbors;
};
AstarGridGraph.prototype.cost = function (from, to) {
return this.weightedNodes.find(function (p) { return JSON.stringify(p) == JSON.stringify(to); }) ? this.weightedNodeWeight : this.defaultWeight;
};
AstarGridGraph.prototype.heuristic = function (node, goal) {
return Math.abs(node.x - goal.x) + Math.abs(node.y - goal.y);
};
return AstarGridGraph;
}());
var PriorityQueue = (function () {
function PriorityQueue(maxNodes) {
this._numNodes = 0;
this._nodes = new Array(maxNodes + 1);
this._numNodesEverEnqueued = 0;
}
PriorityQueue.prototype.clear = function () {
this._nodes.splice(1, this._numNodes);
this._numNodes = 0;
};
Object.defineProperty(PriorityQueue.prototype, "count", {
get: function () {
return this._numNodes;
},
enumerable: true,
configurable: true
});
PriorityQueue.prototype.contains = function (node) {
return (this._nodes[node.queueIndex] == node);
};
PriorityQueue.prototype.enqueue = function (node, priority) {
node.priority = priority;
this._numNodes++;
this._nodes[this._numNodes] = node;
node.queueIndex = this._numNodes;
node.insertionIndex = this._numNodesEverEnqueued++;
this.cascadeUp(this._nodes[this._numNodes]);
};
PriorityQueue.prototype.dequeue = function () {
var returnMe = this._nodes[1];
this.remove(returnMe);
return returnMe;
};
PriorityQueue.prototype.remove = function (node) {
if (node.queueIndex == this._numNodes) {
this._nodes[this._numNodes] = null;
this._numNodes--;
return;
}
var formerLastNode = this._nodes[this._numNodes];
this.swap(node, formerLastNode);
delete this._nodes[this._numNodes];
this._numNodes--;
this.onNodeUpdated(formerLastNode);
};
PriorityQueue.prototype.isValidQueue = function () {
for (var i = 1; i < this._nodes.length; i++) {
if (this._nodes[i]) {
var childLeftIndex = 2 * i;
if (childLeftIndex < this._nodes.length && this._nodes[childLeftIndex] &&
this.hasHigherPriority(this._nodes[childLeftIndex], this._nodes[i]))
return false;
var childRightIndex = childLeftIndex + 1;
if (childRightIndex < this._nodes.length && this._nodes[childRightIndex] &&
this.hasHigherPriority(this._nodes[childRightIndex], this._nodes[i]))
return false;
}
}
return true;
};
PriorityQueue.prototype.onNodeUpdated = function (node) {
var parentIndex = Math.floor(node.queueIndex / 2);
var parentNode = this._nodes[parentIndex];
if (parentIndex > 0 && this.hasHigherPriority(node, parentNode)) {
this.cascadeUp(node);
}
else {
this.cascadeDown(node);
}
};
PriorityQueue.prototype.cascadeDown = function (node) {
var newParent;
var finalQueueIndex = node.queueIndex;
while (true) {
newParent = node;
var childLeftIndex = 2 * finalQueueIndex;
if (childLeftIndex > this._numNodes) {
node.queueIndex = finalQueueIndex;
this._nodes[finalQueueIndex] = node;
break;
}
var childLeft = this._nodes[childLeftIndex];
if (this.hasHigherPriority(childLeft, newParent)) {
newParent = childLeft;
}
var childRightIndex = childLeftIndex + 1;
if (childRightIndex <= this._numNodes) {
var childRight = this._nodes[childRightIndex];
if (this.hasHigherPriority(childRight, newParent)) {
newParent = childRight;
}
}
if (newParent != node) {
this._nodes[finalQueueIndex] = newParent;
var temp = newParent.queueIndex;
newParent.queueIndex = finalQueueIndex;
finalQueueIndex = temp;
}
else {
node.queueIndex = finalQueueIndex;
this._nodes[finalQueueIndex] = node;
break;
}
}
};
PriorityQueue.prototype.cascadeUp = function (node) {
var parent = Math.floor(node.queueIndex / 2);
while (parent >= 1) {
var parentNode = this._nodes[parent];
if (this.hasHigherPriority(parentNode, node))
break;
this.swap(node, parentNode);
parent = Math.floor(node.queueIndex / 2);
}
};
PriorityQueue.prototype.swap = function (node1, node2) {
this._nodes[node1.queueIndex] = node2;
this._nodes[node2.queueIndex] = node1;
var temp = node1.queueIndex;
node1.queueIndex = node2.queueIndex;
node2.queueIndex = temp;
};
PriorityQueue.prototype.hasHigherPriority = function (higher, lower) {
return (higher.priority < lower.priority ||
(higher.priority == lower.priority && higher.insertionIndex < lower.insertionIndex));
};
return PriorityQueue;
}());
var BreadthFirstPathfinder = (function () {
function BreadthFirstPathfinder() {
}
BreadthFirstPathfinder.search = function (graph, start, goal) {
var _this = this;
var foundPath = false;
var frontier = [];
frontier.unshift(start);
var cameFrom = new Map();
cameFrom.set(start, start);
var _loop_3 = function () {
var current = frontier.shift();
if (JSON.stringify(current) == JSON.stringify(goal)) {
foundPath = true;
return "break";
}
graph.getNeighbors(current).forEach(function (next) {
if (!_this.hasKey(cameFrom, next)) {
frontier.unshift(next);
cameFrom.set(next, current);
}
});
};
while (frontier.length > 0) {
var state_2 = _loop_3();
if (state_2 === "break")
break;
}
return foundPath ? AStarPathfinder.recontructPath(cameFrom, start, goal) : null;
};
BreadthFirstPathfinder.hasKey = function (map, compareKey) {
var iterator = map.keys();
var r;
while (r = iterator.next(), !r.done) {
if (JSON.stringify(r.value) == JSON.stringify(compareKey))
return true;
}
return false;
};
return BreadthFirstPathfinder;
}());
var UnweightedGraph = (function () {
function UnweightedGraph() {
this.edges = new Map();
}
UnweightedGraph.prototype.addEdgesForNode = function (node, edges) {
this.edges.set(node, edges);
return this;
};
UnweightedGraph.prototype.getNeighbors = function (node) {
return this.edges.get(node);
};
return UnweightedGraph;
}());
var Point = (function () {
function Point(x, y) {
this.x = x;
this.y = y;
}
return Point;
}());
var UnweightedGridGraph = (function () {
function UnweightedGridGraph(width, height, allowDiagonalSearch) {
if (allowDiagonalSearch === void 0) { allowDiagonalSearch = false; }
this.walls = [];
this._neighbors = new Array(4);
this._width = width;
this._hegiht = height;
this._dirs = allowDiagonalSearch ? UnweightedGridGraph.COMPASS_DIRS : UnweightedGridGraph.CARDINAL_DIRS;
}
UnweightedGridGraph.prototype.isNodeInBounds = function (node) {
return 0 <= node.x && node.x < this._width && 0 <= node.y && node.y < this._hegiht;
};
UnweightedGridGraph.prototype.isNodePassable = function (node) {
return !this.walls.firstOrDefault(function (wall) { return JSON.stringify(wall) == JSON.stringify(node); });
};
UnweightedGridGraph.prototype.getNeighbors = function (node) {
var _this = this;
this._neighbors.length = 0;
this._dirs.forEach(function (dir) {
var next = new Point(node.x + dir.x, node.y + dir.y);
if (_this.isNodeInBounds(next) && _this.isNodePassable(next))
_this._neighbors.push(next);
});
return this._neighbors;
};
UnweightedGridGraph.prototype.search = function (start, goal) {
return BreadthFirstPathfinder.search(this, start, goal);
};
UnweightedGridGraph.CARDINAL_DIRS = [
new Point(1, 0),
new Point(0, -1),
new Point(-1, 0),
new Point(0, -1)
];
UnweightedGridGraph.COMPASS_DIRS = [
new Point(1, 0),
new Point(1, -1),
new Point(0, -1),
new Point(-1, -1),
new Point(-1, 0),
new Point(-1, 1),
new Point(0, 1),
new Point(1, 1),
];
return UnweightedGridGraph;
}());
var WeightedGridGraph = (function () {
function WeightedGridGraph(width, height, allowDiagonalSearch) {
if (allowDiagonalSearch === void 0) { allowDiagonalSearch = false; }
this.walls = [];
this.weightedNodes = [];
this.defaultWeight = 1;
this.weightedNodeWeight = 5;
this._neighbors = new Array(4);
this._width = width;
this._height = height;
this._dirs = allowDiagonalSearch ? WeightedGridGraph.COMPASS_DIRS : WeightedGridGraph.CARDINAL_DIRS;
}
WeightedGridGraph.prototype.isNodeInBounds = function (node) {
return 0 <= node.x && node.x < this._width && 0 <= node.y && node.y < this._height;
};
WeightedGridGraph.prototype.isNodePassable = function (node) {
return !this.walls.firstOrDefault(function (wall) { return JSON.stringify(wall) == JSON.stringify(node); });
};
WeightedGridGraph.prototype.search = function (start, goal) {
return WeightedPathfinder.search(this, start, goal);
};
WeightedGridGraph.prototype.getNeighbors = function (node) {
var _this = this;
this._neighbors.length = 0;
this._dirs.forEach(function (dir) {
var next = new Point(node.x + dir.x, node.y + dir.y);
if (_this.isNodeInBounds(next) && _this.isNodePassable(next))
_this._neighbors.push(next);
});
return this._neighbors;
};
WeightedGridGraph.prototype.cost = function (from, to) {
return this.weightedNodes.find(function (t) { return JSON.stringify(t) == JSON.stringify(to); }) ? this.weightedNodeWeight : this.defaultWeight;
};
WeightedGridGraph.CARDINAL_DIRS = [
new Point(1, 0),
new Point(0, -1),
new Point(-1, 0),
new Point(0, 1)
];
WeightedGridGraph.COMPASS_DIRS = [
new Point(1, 0),
new Point(1, -1),
new Point(0, -1),
new Point(-1, -1),
new Point(-1, 0),
new Point(-1, 1),
new Point(0, 1),
new Point(1, 1),
];
return WeightedGridGraph;
}());
var WeightedNode = (function (_super) {
__extends(WeightedNode, _super);
function WeightedNode(data) {
var _this = _super.call(this) || this;
_this.data = data;
return _this;
}
return WeightedNode;
}(PriorityQueueNode));
var WeightedPathfinder = (function () {
function WeightedPathfinder() {
}
WeightedPathfinder.search = function (graph, start, goal) {
var _this = this;
var foundPath = false;
var cameFrom = new Map();
cameFrom.set(start, start);
var costSoFar = new Map();
var frontier = new PriorityQueue(1000);
frontier.enqueue(new WeightedNode(start), 0);
costSoFar.set(start, 0);
var _loop_4 = function () {
var current = frontier.dequeue();
if (JSON.stringify(current.data) == JSON.stringify(goal)) {
foundPath = true;
return "break";
}
graph.getNeighbors(current.data).forEach(function (next) {
var newCost = costSoFar.get(current.data) + graph.cost(current.data, next);
if (!_this.hasKey(costSoFar, next) || newCost < costSoFar.get(next)) {
costSoFar.set(next, newCost);
var priprity = newCost;
frontier.enqueue(new WeightedNode(next), priprity);
cameFrom.set(next, current.data);
}
});
};
while (frontier.count > 0) {
var state_3 = _loop_4();
if (state_3 === "break")
break;
}
return foundPath ? this.recontructPath(cameFrom, start, goal) : null;
};
WeightedPathfinder.hasKey = function (map, compareKey) {
var iterator = map.keys();
var r;
while (r = iterator.next(), !r.done) {
if (JSON.stringify(r.value) == JSON.stringify(compareKey))
return true;
}
return false;
};
WeightedPathfinder.getKey = function (map, compareKey) {
var iterator = map.keys();
var valueIterator = map.values();
var r;
var v;
while (r = iterator.next(), v = valueIterator.next(), !r.done) {
if (JSON.stringify(r.value) == JSON.stringify(compareKey))
return v.value;
}
return null;
};
WeightedPathfinder.recontructPath = function (cameFrom, start, goal) {
var path = [];
var current = goal;
path.push(goal);
while (current != start) {
current = this.getKey(cameFrom, current);
path.push(current);
}
path.reverse();
return path;
};
return WeightedPathfinder;
}());
var DebugDefaults = (function () {
function DebugDefaults() {
}
DebugDefaults.verletParticle = 0xDC345E;
DebugDefaults.verletConstraintEdge = 0x433E36;
return DebugDefaults;
}());
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var Component = (function () {
function Component() {
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this._enabled = true;
this.updateInterval = 1;
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}
Object.defineProperty(Component.prototype, "transform", {
get: function () {
return this.entity.transform;
},
enumerable: true,
configurable: true
});
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Object.defineProperty(Component.prototype, "enabled", {
get: function () {
return this.entity ? this.entity.enabled && this._enabled : this._enabled;
},
set: function (value) {
this.setEnabled(value);
},
enumerable: true,
configurable: true
});
Component.prototype.setEnabled = function (isEnabled) {
if (this._enabled != isEnabled) {
this._enabled = isEnabled;
if (this._enabled) {
this.onEnabled();
}
else {
this.onDisabled();
}
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}
return this;
};
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Component.prototype.onAddedToEntity = function () {
};
Component.prototype.onRemovedFromEntity = function () {
};
Component.prototype.onEnabled = function () {
};
Component.prototype.onDisabled = function () {
};
Component.prototype.onEntityTransformChanged = function (comp) {
};
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Component.prototype.update = function () {
};
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Component.prototype.registerComponent = function () {
this.entity.componentBits.set(ComponentTypeManager.getIndexFor(this), false);
this.entity.scene.entityProcessors.onComponentAdded(this.entity);
};
Component.prototype.deregisterComponent = function () {
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this.entity.componentBits.set(ComponentTypeManager.getIndexFor(this));
this.entity.scene.entityProcessors.onComponentRemoved(this.entity);
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};
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return Component;
}());
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var Entity = (function () {
function Entity(name) {
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this._updateOrder = 0;
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this._enabled = true;
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this._tag = 0;
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this.name = name;
this.transform = new Transform(this);
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this.components = new ComponentList(this);
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this.id = Entity._idGenerator++;
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this.componentBits = new BitSet();
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}
Object.defineProperty(Entity.prototype, "parent", {
get: function () {
return this.transform.parent;
},
set: function (value) {
this.transform.setParent(value);
},
enumerable: true,
configurable: true
});
Object.defineProperty(Entity.prototype, "position", {
get: function () {
return this.transform.position;
},
set: function (value) {
this.transform.setPosition(value);
},
enumerable: true,
configurable: true
});
Object.defineProperty(Entity.prototype, "localPosition", {
get: function () {
return this.transform.localPosition;
},
set: function (value) {
this.transform.setLocalPosition(value);
},
enumerable: true,
configurable: true
});
Object.defineProperty(Entity.prototype, "rotation", {
get: function () {
return this.transform.rotation;
},
set: function (value) {
this.transform.setRotation(value);
},
enumerable: true,
configurable: true
});
Object.defineProperty(Entity.prototype, "rotationDegrees", {
get: function () {
return this.transform.rotationDegrees;
},
set: function (value) {
this.transform.setRotationDegrees(value);
},
enumerable: true,
configurable: true
});
Object.defineProperty(Entity.prototype, "localRotation", {
get: function () {
return this.transform.localRotation;
},
set: function (value) {
this.transform.setLocalRotation(value);
},
enumerable: true,
configurable: true
});
Object.defineProperty(Entity.prototype, "localRotationDegrees", {
get: function () {
return this.transform.localRotationDegrees;
},
set: function (value) {
this.transform.setLocalRotationDegrees(value);
},
enumerable: true,
configurable: true
});
Object.defineProperty(Entity.prototype, "scale", {
get: function () {
return this.transform.scale;
},
set: function (value) {
this.transform.setScale(value);
},
enumerable: true,
configurable: true
});
Object.defineProperty(Entity.prototype, "localScale", {
get: function () {
return this.transform.scale;
},
set: function (value) {
this.transform.setScale(value);
},
enumerable: true,
configurable: true
});
Object.defineProperty(Entity.prototype, "worldInverseTransform", {
get: function () {
return this.transform.worldInverseTransform;
},
enumerable: true,
configurable: true
});
Object.defineProperty(Entity.prototype, "localToWorldTransform", {
get: function () {
return this.transform.localToWorldTransform;
},
enumerable: true,
configurable: true
});
Object.defineProperty(Entity.prototype, "worldToLocalTransform", {
get: function () {
return this.transform.worldToLocalTransform;
},
enumerable: true,
configurable: true
});
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Object.defineProperty(Entity.prototype, "isDestoryed", {
get: function () {
return this._isDestoryed;
},
enumerable: true,
configurable: true
});
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Object.defineProperty(Entity.prototype, "enabled", {
get: function () {
return this._enabled;
},
set: function (value) {
this.setEnabled(value);
},
enumerable: true,
configurable: true
});
Entity.prototype.setEnabled = function (isEnabled) {
if (this._enabled != isEnabled) {
this._enabled = isEnabled;
}
return this;
};
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Object.defineProperty(Entity.prototype, "tag", {
get: function () {
return this._tag;
},
set: function (value) {
this.setTag(value);
},
enumerable: true,
configurable: true
});
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Object.defineProperty(Entity.prototype, "updateOrder", {
get: function () {
return this._updateOrder;
},
set: function (value) {
this.setUpdateOrder(value);
},
enumerable: true,
configurable: true
});
Entity.prototype.setUpdateOrder = function (updateOrder) {
if (this._updateOrder != updateOrder) {
this._updateOrder = updateOrder;
if (this.scene) {
}
return this;
}
};
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Entity.prototype.setTag = function (tag) {
if (this._tag != tag) {
if (this.scene) {
this.scene.entities.removeFromTagList(this);
}
this._tag = tag;
if (this.scene) {
this.scene.entities.addToTagList(this);
}
}
return this;
};
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Entity.prototype.attachToScene = function (newScene) {
this.scene = newScene;
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newScene.entities.add(this);
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this.components.registerAllComponents();
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for (var i = 0; i < this.transform.childCount; i++) {
this.transform.getChild(i).entity.attachToScene(newScene);
}
};
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Entity.prototype.detachFromScene = function () {
this.scene.entities.remove(this);
this.components.deregisterAllComponents();
for (var i = 0; i < this.transform.childCount; i++)
this.transform.getChild(i).entity.detachFromScene();
};
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Entity.prototype.addComponent = function (component) {
component.entity = this;
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this.components.add(component);
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component.initialize();
return component;
};
Entity.prototype.hasComponent = function (type) {
return this.components.getComponent(type, false) != null;
};
Entity.prototype.getOrCreateComponent = function (type) {
var comp = this.components.getComponent(type, true);
if (!comp) {
comp = this.addComponent(type);
}
return comp;
};
Entity.prototype.getComponent = function (type) {
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return this.components.getComponent(type, false);
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};
Entity.prototype.removeComponentForType = function (type) {
var comp = this.getComponent(type);
if (comp) {
this.removeComponent(comp);
return true;
}
return false;
};
Entity.prototype.removeComponent = function (component) {
this.components.remove(component);
};
Entity.prototype.removeAllComponents = function () {
for (var i = 0; i < this.components.count; i++) {
this.removeComponent(this.components.buffer[i]);
}
};
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Entity.prototype.update = function () {
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this.components.update();
this.transform.updateTransform();
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};
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Entity.prototype.onAddedToScene = function () {
};
Entity.prototype.onRemovedFromScene = function () {
if (this._isDestoryed)
this.components.remove;
};
Entity.prototype.onTransformChanged = function (comp) {
this.components.onEntityTransformChanged(comp);
};
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Entity.prototype.destory = function () {
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this._isDestoryed = true;
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this.scene.entities.remove(this);
this.transform.parent = null;
for (var i = this.transform.childCount - 1; i >= 0; i--) {
var child = this.transform.getChild(i);
child.entity.destory();
}
};
return Entity;
}());
var Scene = (function (_super) {
__extends(Scene, _super);
function Scene(displayObject) {
var _this = _super.call(this) || this;
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displayObject.stage.addChild(_this);
_this._projectionMatrix = new Matrix2D(0, 0, 0, 0, 0, 0);
_this.entityProcessors = new EntityProcessorList();
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_this.entities = new EntityList(_this);
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_this.addEventListener(egret.Event.ACTIVATE, _this.onActive, _this);
_this.addEventListener(egret.Event.DEACTIVATE, _this.onDeactive, _this);
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_this.addEventListener(egret.Event.ENTER_FRAME, _this.update, _this);
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return _this;
}
Scene.prototype.createEntity = function (name) {
var entity = new Entity(name);
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entity.transform.position = new Vector2(0, 0);
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return this.addEntity(entity);
};
Scene.prototype.addEntity = function (entity) {
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this.entities.add(entity);
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entity.scene = this;
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for (var i = 0; i < entity.transform.childCount; i++)
this.addEntity(entity.transform.getChild(i).entity);
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return entity;
};
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Scene.prototype.destroyAllEntities = function () {
for (var i = 0; i < this.entities.count; i++) {
this.entities.buffer[i].destory();
}
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};
Scene.prototype.findEntity = function (name) {
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return this.entities.findEntity(name);
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};
Scene.prototype.addEntityProcessor = function (processor) {
processor.scene = this;
this.entityProcessors.add(processor);
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return processor;
};
Scene.prototype.removeEntityProcessor = function (processor) {
this.entityProcessors.remove(processor);
};
Scene.prototype.getEntityProcessor = function () {
return this.entityProcessors.getProcessor();
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};
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Scene.prototype.setActive = function () {
SceneManager.setActiveScene(this);
return this;
};
Scene.prototype.initialize = function () {
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this.camera = this.createEntity("camera").addComponent(new Camera());
if (this.entityProcessors)
this.entityProcessors.begin();
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};
Scene.prototype.onActive = function () {
};
Scene.prototype.onDeactive = function () {
};
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Scene.prototype.update = function () {
Time.update(egret.getTimer());
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this.entities.updateLists();
if (this.entityProcessors)
this.entityProcessors.update();
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this.entities.update();
if (this.entityProcessors)
this.entityProcessors.lateUpdate();
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};
Scene.prototype.prepRenderState = function () {
this._projectionMatrix.m11 = 2 / this.stage.width;
this._projectionMatrix.m22 = -2 / this.stage.height;
this._transformMatrix = this.camera.transformMatrix;
this._matrixTransformMatrix = Matrix2D.multiply(this._transformMatrix, this._projectionMatrix);
};
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Scene.prototype.destory = function () {
this.removeEventListener(egret.Event.DEACTIVATE, this.onDeactive, this);
this.removeEventListener(egret.Event.ACTIVATE, this.onActive, this);
this.camera.destory();
this.camera = null;
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this.entities.removeAllEntities();
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};
return Scene;
}(egret.DisplayObjectContainer));
var SceneManager = (function () {
function SceneManager() {
}
SceneManager.createScene = function (name, scene) {
scene.name = name;
this._loadedScenes.set(name, scene);
return scene;
};
SceneManager.setActiveScene = function (scene) {
if (this._activeScene) {
if (this._activeScene == scene)
return;
this._lastScene = this._activeScene;
this._activeScene.destory();
}
this._activeScene = scene;
this._activeScene.initialize();
return scene;
};
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SceneManager.getActiveScene = function () {
return this._activeScene;
};
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SceneManager._loadedScenes = new Map();
return SceneManager;
}());
var DirtyType;
(function (DirtyType) {
DirtyType[DirtyType["clean"] = 0] = "clean";
DirtyType[DirtyType["positionDirty"] = 1] = "positionDirty";
DirtyType[DirtyType["scaleDirty"] = 2] = "scaleDirty";
DirtyType[DirtyType["rotationDirty"] = 3] = "rotationDirty";
})(DirtyType || (DirtyType = {}));
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var ComponentTransform;
(function (ComponentTransform) {
ComponentTransform[ComponentTransform["position"] = 0] = "position";
ComponentTransform[ComponentTransform["scale"] = 1] = "scale";
ComponentTransform[ComponentTransform["rotation"] = 2] = "rotation";
})(ComponentTransform || (ComponentTransform = {}));
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var Transform = (function () {
function Transform(entity) {
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this._localRotation = 0;
this._worldTransform = Matrix2D.identity;
this._worldToLocalTransform = Matrix2D.identity;
this._worldInverseTransform = Matrix2D.identity;
this._rotation = 0;
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this.entity = entity;
this._scale = this._localScale = new Vector2(0, 0);
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this._children = [];
}
Object.defineProperty(Transform.prototype, "childCount", {
get: function () {
return this._children.length;
},
enumerable: true,
configurable: true
});
Transform.prototype.getChild = function (index) {
return this._children[index];
};
Object.defineProperty(Transform.prototype, "worldInverseTransform", {
get: function () {
this.updateTransform();
if (this._worldInverseDirty) {
this._worldInverseTransform = Matrix2D.invert(this._worldTransform, this._worldInverseTransform);
this._worldInverseDirty = false;
}
return this._worldInverseTransform;
},
enumerable: true,
configurable: true
});
Object.defineProperty(Transform.prototype, "localToWorldTransform", {
get: function () {
this.updateTransform();
return this._worldTransform;
},
enumerable: true,
configurable: true
});
Object.defineProperty(Transform.prototype, "worldToLocalTransform", {
get: function () {
if (this._worldToLocalDirty) {
if (!this.parent) {
this._worldInverseTransform = Matrix2D.identity;
}
else {
this.parent.updateTransform();
this._worldToLocalTransform = Matrix2D.invert(this.parent._worldTransform, this._worldToLocalTransform);
}
this._worldToLocalDirty = false;
}
return this._worldToLocalTransform;
},
enumerable: true,
configurable: true
});
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Object.defineProperty(Transform.prototype, "parent", {
get: function () {
return this._parent;
},
set: function (value) {
this.setParent(value);
},
enumerable: true,
configurable: true
});
Transform.prototype.setParent = function (parent) {
if (this._parent == parent)
return this;
if (this._parent)
this._parent._children.remove(this);
if (parent)
parent._children.push(this);
this._parent = parent;
return this;
};
Object.defineProperty(Transform.prototype, "rotation", {
get: function () {
this.updateTransform();
return this._rotation;
},
set: function (value) {
this.setRotation(value);
},
enumerable: true,
configurable: true
});
Object.defineProperty(Transform.prototype, "localRotation", {
get: function () {
this.updateTransform();
return this._localRotation;
},
set: function (value) {
this.setLocalRotation(value);
},
enumerable: true,
configurable: true
});
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Object.defineProperty(Transform.prototype, "position", {
get: function () {
this.updateTransform();
if (!this.parent) {
this._position = this._localPosition;
}
else {
this.parent.updateTransform();
this._position = Vector2.transform(this._localPosition, this.parent._worldTransform);
}
return this._position;
},
set: function (value) {
this.setPosition(value);
},
enumerable: true,
configurable: true
});
Object.defineProperty(Transform.prototype, "localPosition", {
get: function () {
this.updateTransform();
return this._localPosition;
},
set: function (value) {
this.setLocalPosition(value);
},
enumerable: true,
configurable: true
});
Object.defineProperty(Transform.prototype, "scale", {
get: function () {
this.updateTransform();
return this._scale;
},
set: function (value) {
this.setScale(value);
},
enumerable: true,
configurable: true
});
Object.defineProperty(Transform.prototype, "localScale", {
get: function () {
this.updateTransform();
return this._localScale;
},
set: function (value) {
this.setLocalScale(value);
},
enumerable: true,
configurable: true
});
Object.defineProperty(Transform.prototype, "rotationDegrees", {
get: function () {
return MathHelper.toDegrees(this._rotation);
},
set: function (value) {
this.setRotation(MathHelper.toRadians(value));
},
enumerable: true,
configurable: true
});
Object.defineProperty(Transform.prototype, "localRotationDegrees", {
get: function () {
return MathHelper.toDegrees(this._localRotation);
},
set: function (value) {
this.localRotation = MathHelper.toRadians(value);
},
enumerable: true,
configurable: true
});
Transform.prototype.setLocalScale = function (scale) {
this._localScale = scale;
this._localDirty = this._positionDirty = this._localScaleDirty = true;
this.setDirty(DirtyType.scaleDirty);
return this;
};
Transform.prototype.setScale = function (scale) {
this._scale = scale;
if (this.parent) {
this.localScale = Vector2.divide(scale, this.parent._scale);
}
else {
this.localScale = scale;
}
return this;
};
Transform.prototype.setLocalRotationDegrees = function (degrees) {
return this.setLocalRotation(MathHelper.toRadians(degrees));
};
Transform.prototype.setLocalRotation = function (radians) {
this._localRotation = radians;
this._localDirty = this._positionDirty = this._localPositionDirty = this._localRotationDirty = this._localScaleDirty = true;
this.setDirty(DirtyType.rotationDirty);
return this;
};
Transform.prototype.setRotation = function (radians) {
this._rotation = radians;
if (this.parent) {
this.localRotation = this.parent.rotation + radians;
}
else {
this.localRotation = radians;
}
return this;
};
Transform.prototype.setRotationDegrees = function (degrees) {
return this.setRotation(MathHelper.toRadians(degrees));
};
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Transform.prototype.setLocalPosition = function (localPosition) {
if (localPosition == this._localPosition)
return this;
this._localPosition = localPosition;
this._localDirty = this._positionDirty = this._localPositionDirty = this._localRotationDirty = this._localScaleDirty = true;
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this.setDirty(DirtyType.positionDirty);
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return this;
};
Transform.prototype.setPosition = function (position) {
if (position == this._position)
return this;
this._position = position;
if (this.parent) {
this.localPosition = Vector2.transform(this._position, this._worldToLocalTransform);
}
else {
this.localPosition = position;
}
return this;
};
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Transform.prototype.setDirty = function (dirtyFlagType) {
if ((this._hierachyDirty & dirtyFlagType) == 0) {
this._hierachyDirty |= dirtyFlagType;
switch (dirtyFlagType) {
case DirtyType.positionDirty:
this.entity.onTransformChanged(ComponentTransform.position);
break;
case DirtyType.rotationDirty:
this.entity.onTransformChanged(ComponentTransform.rotation);
break;
case DirtyType.scaleDirty:
this.entity.onTransformChanged(ComponentTransform.scale);
break;
}
if (this._children == null)
this._children = [];
for (var i = 0; i < this._children.length; i++) {
this._children[i].setDirty(dirtyFlagType);
}
}
};
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Transform.prototype.updateTransform = function () {
if (this._hierachyDirty != DirtyType.clean) {
if (this.parent)
this.parent.updateTransform();
if (this._localDirty) {
if (this._localPositionDirty) {
this._translationMatrix = Matrix2D.createTranslation(this._localPosition.x, this._localPosition.y);
this._localPositionDirty = false;
}
if (this._localRotationDirty) {
this._rotationMatrix = Matrix2D.createRotation(this._localRotation);
this._localRotationDirty = false;
}
if (this._localScaleDirty) {
this._scaleMatrix = Matrix2D.createScale(this._localScale.x, this._localScale.y);
this._localScaleDirty = false;
}
this._localTransform = Matrix2D.multiply(this._scaleMatrix, this._rotationMatrix);
this._localTransform = Matrix2D.multiply(this._localTransform, this._translationMatrix);
if (!this.parent) {
this._worldTransform = this._localTransform;
this._rotation = this._localRotation;
this._scale = this._localScale;
this._worldInverseDirty = true;
}
this._localDirty = false;
}
if (this.parent) {
this._worldTransform = Matrix2D.multiply(this._localTransform, this.parent._worldTransform);
this._rotation = this._localRotation + this.parent._rotation;
this._scale = Vector2.multiply(this.parent._scale, this._localScale);
this._worldInverseDirty = true;
}
this._worldToLocalDirty = true;
this._positionDirty = true;
this._hierachyDirty = DirtyType.clean;
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}
};
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return Transform;
}());
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var Camera = (function (_super) {
__extends(Camera, _super);
function Camera() {
var _this = _super.call(this) || this;
_this._transformMatrix = Matrix2D.identity;
_this._inverseTransformMatrix = Matrix2D.identity;
_this._minimumZoom = 0.3;
_this._maximumZoom = 3;
_this._areMatrixesDirty = true;
_this._areBoundsDirty = true;
_this.setZoom(0);
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return _this;
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}
Object.defineProperty(Camera.prototype, "bounds", {
get: function () {
if (this._areMatrixesDirty)
this.updateMatrixes();
if (this._areBoundsDirty) {
var stage = this.entity.scene.stage;
var topLeft = this.screenToWorldPoint(new Vector2(this._inset.left, this._inset.top));
var bottomRight = this.screenToWorldPoint(new Vector2(stage.stageWidth - this._inset.right, stage.stageHeight - this._inset.bottom));
if (this.entity.transform.rotation != 0) {
var topRight = this.screenToWorldPoint(new Vector2(stage.stageWidth - this._inset.right, this._inset.top));
var bottomLeft = this.screenToWorldPoint(new Vector2(this._inset.left, stage.stageHeight - this._inset.bottom));
var minX = MathHelper.minOf(topLeft.x, bottomRight.x, topRight.x, bottomLeft.x);
var maxX = MathHelper.maxOf(topLeft.x, bottomRight.x, topRight.x, bottomLeft.x);
var minY = MathHelper.minOf(topLeft.y, bottomRight.y, topRight.y, bottomLeft.y);
var maxY = MathHelper.maxOf(topLeft.y, bottomRight.y, topRight.y, bottomLeft.y);
this._bounds.location = new Vector2(minX, minY);
this._bounds.width = maxX - minX;
this._bounds.height = maxY - minY;
}
else {
this._bounds.location = topLeft;
this._bounds.width = bottomRight.x - topLeft.x;
this._bounds.height = bottomRight.y - topLeft.y;
}
this._areBoundsDirty = false;
}
return this._bounds;
},
enumerable: true,
configurable: true
});
Object.defineProperty(Camera.prototype, "zoom", {
get: function () {
if (this._zoom == 0)
return 1;
if (this._zoom < 1)
return MathHelper.map(this._zoom, this._minimumZoom, 1, -1, 0);
return MathHelper.map(this._zoom, 1, this._maximumZoom, 0, 1);
},
set: function (value) {
this.setZoom(value);
},
enumerable: true,
configurable: true
});
Object.defineProperty(Camera.prototype, "minimumZoom", {
get: function () {
return this._minimumZoom;
},
set: function (value) {
this.setMinimumZoom(value);
},
enumerable: true,
configurable: true
});
Object.defineProperty(Camera.prototype, "maximumZoom", {
get: function () {
return this._maximumZoom;
},
set: function (value) {
this.setMaximumZoom(value);
},
enumerable: true,
configurable: true
});
Object.defineProperty(Camera.prototype, "origin", {
get: function () {
return this._origin;
},
set: function (value) {
if (this._origin != value) {
this._origin = value;
this._areMatrixesDirty = true;
}
},
enumerable: true,
configurable: true
});
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Object.defineProperty(Camera.prototype, "transformMatrix", {
get: function () {
if (this._areBoundsDirty)
this.updateMatrixes();
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return this._transformMatrix;
},
enumerable: true,
configurable: true
});
Object.defineProperty(Camera.prototype, "inverseTransformMatrix", {
get: function () {
if (this._areBoundsDirty)
this.updateMatrixes();
return this._inverseTransformMatrix;
},
enumerable: true,
configurable: true
});
Camera.prototype.setMinimumZoom = function (minZoom) {
if (this._zoom < minZoom)
this._zoom = this.minimumZoom;
this._minimumZoom = minZoom;
return this;
};
Camera.prototype.setMaximumZoom = function (maxZoom) {
if (this._zoom > maxZoom)
this._zoom = maxZoom;
this._maximumZoom = maxZoom;
return this;
};
Camera.prototype.setZoom = function (zoom) {
var newZoom = MathHelper.clamp(zoom, -1, 1);
if (newZoom == 0) {
this._zoom = 1;
}
else if (newZoom < 0) {
this._zoom = MathHelper.map(newZoom, -1, 0, this._minimumZoom, 1);
}
else {
this._zoom = MathHelper.map(newZoom, 0, 1, 1, this._maximumZoom);
}
this._areMatrixesDirty = true;
return this;
};
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Camera.prototype.initialize = function () {
};
Camera.prototype.update = function () {
};
Camera.prototype.setPosition = function (position) {
this.entity.transform.setPosition(position);
return this;
};
Camera.prototype.updateMatrixes = function () {
if (!this._areMatrixesDirty)
return;
var tempMat;
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this._transformMatrix = Matrix2D.createTranslation(-this.entity.transform.position.x, -this.entity.transform.position.y);
if (this._zoom != 1) {
tempMat = Matrix2D.createScale(this._zoom, this._zoom);
this._transformMatrix = Matrix2D.multiply(this._transformMatrix, tempMat);
}
tempMat = Matrix2D.createTranslation(this._origin.x, this._origin.y, tempMat);
this._transformMatrix = Matrix2D.multiply(this._transformMatrix, tempMat);
this._inverseTransformMatrix = Matrix2D.invert(this._transformMatrix);
this._areBoundsDirty = true;
this._areMatrixesDirty = false;
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};
Camera.prototype.screenToWorldPoint = function (screenPosition) {
this.updateMatrixes();
return Vector2.transform(screenPosition, this._inverseTransformMatrix);
};
Camera.prototype.worldToScreenPoint = function (worldPosition) {
this.updateMatrixes();
return Vector2.transform(worldPosition, this._transformMatrix);
};
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Camera.prototype.destory = function () {
};
return Camera;
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}(Component));
var CameraInset = (function () {
function CameraInset() {
}
return CameraInset;
}());
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var Mesh = (function (_super) {
__extends(Mesh, _super);
function Mesh() {
return _super !== null && _super.apply(this, arguments) || this;
}
Mesh.prototype.initialize = function () {
};
Mesh.prototype.setVertPosition = function (positions) {
var createVerts = !this._verts || this._verts.length != positions.length;
if (createVerts)
this._verts = new Array(positions.length);
for (var i = 0; i < this._verts.length; i++) {
this._verts[i] = new VertexPosition(positions[i]);
}
return this;
};
Mesh.prototype.setTriangles = function (triangles) {
this._primitiveCount = triangles.length / 3;
this._triangles = triangles;
return this;
};
Mesh.prototype.recalculateBounds = function () {
this._topLeftVertPosition = new Vector2(Number.MAX_VALUE, Number.MAX_VALUE);
var max = new Vector2(Number.MIN_VALUE, Number.MIN_VALUE);
for (var i = 0; i < this._verts.length; i++) {
this._topLeftVertPosition.x = Math.min(this._topLeftVertPosition.x, this._verts[i].position.x);
this._topLeftVertPosition.y = Math.min(this._topLeftVertPosition.y, this._verts[i].position.y);
max.x = Math.max(max.x, this._verts[i].position.x);
max.y = Math.max(max.y, this._verts[i].position.y);
}
this._width = max.x - this._topLeftVertPosition.x;
this._height = max.y - this._topLeftVertPosition.y;
return this;
};
Mesh.prototype.render = function () {
};
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return Mesh;
}(Component));
var VertexPosition = (function () {
function VertexPosition(position) {
this.position = position;
}
return VertexPosition;
}());
var PolygonMesh = (function (_super) {
__extends(PolygonMesh, _super);
function PolygonMesh(points, arePointsCCW) {
if (arePointsCCW === void 0) { arePointsCCW = true; }
var _this = _super.call(this) || this;
var triangulator = new Triangulator();
triangulator.triangulate(points, arePointsCCW);
_this.setVertPosition(points);
_this.setTriangles(triangulator.triangleIndices);
_this.recalculateBounds();
return _this;
}
return PolygonMesh;
}(Mesh));
var RenderableComponent = (function (_super) {
__extends(RenderableComponent, _super);
function RenderableComponent() {
var _this = _super !== null && _super.apply(this, arguments) || this;
_this._areBoundsDirty = true;
return _this;
}
Object.defineProperty(RenderableComponent.prototype, "width", {
get: function () {
return this.getWidth();
},
enumerable: true,
configurable: true
});
Object.defineProperty(RenderableComponent.prototype, "height", {
get: function () {
return this.getHeight();
},
enumerable: true,
configurable: true
});
Object.defineProperty(RenderableComponent.prototype, "isVisible", {
get: function () {
return this._isVisible;
},
set: function (value) {
this._isVisible = value;
if (this._isVisible)
this.onBecameVisible();
else
this.onBecameInvisible();
},
enumerable: true,
configurable: true
});
Object.defineProperty(RenderableComponent.prototype, "bounds", {
get: function () {
return this.getBounds();
},
enumerable: true,
configurable: true
});
RenderableComponent.prototype.getWidth = function () {
return this.bounds.width;
};
RenderableComponent.prototype.getHeight = function () {
return this.bounds.height;
};
RenderableComponent.prototype.getBounds = function () {
if (this._areBoundsDirty) {
this._bounds.calculateBounds(this.entity.transform.position, this._localOffset, new Vector2(0, 0), this.entity.transform.scale, this.entity.transform.rotation, this.width, this.height);
this._areBoundsDirty = false;
}
return this._bounds;
};
RenderableComponent.prototype.onBecameVisible = function () { };
RenderableComponent.prototype.onBecameInvisible = function () { };
RenderableComponent.prototype.isVisibleFromCamera = function (camera) {
this.isVisible = camera.bounds.intersects(this.bounds);
return this.isVisible;
};
return RenderableComponent;
}(Component));
var SpriteRenderer = (function (_super) {
__extends(SpriteRenderer, _super);
function SpriteRenderer() {
return _super !== null && _super.apply(this, arguments) || this;
}
Object.defineProperty(SpriteRenderer.prototype, "sprite", {
get: function () {
return this._sprite;
},
set: function (value) {
this.setSprite(value);
},
enumerable: true,
configurable: true
});
SpriteRenderer.prototype.setSprite = function (sprite) {
this._sprite = sprite;
if (this._sprite)
this._origin = new Vector2(this._sprite.anchorOffsetX, this._sprite.anchorOffsetY);
return this;
};
SpriteRenderer.prototype.initialize = function () {
};
return SpriteRenderer;
}(RenderableComponent));
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var Collider = (function (_super) {
__extends(Collider, _super);
function Collider() {
var _this = _super !== null && _super.apply(this, arguments) || this;
_this.physicsLayer = 1 << 0;
return _this;
}
Object.defineProperty(Collider.prototype, "bounds", {
get: function () {
return this.shape.bounds;
},
enumerable: true,
configurable: true
});
return Collider;
}(Component));
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var EntitySystem = (function () {
function EntitySystem(matcher) {
this._entities = [];
this._matcher = matcher ? matcher : Matcher.empty();
}
Object.defineProperty(EntitySystem.prototype, "matcher", {
get: function () {
return this._matcher;
},
enumerable: true,
configurable: true
});
Object.defineProperty(EntitySystem.prototype, "scene", {
get: function () {
return this._scene;
},
set: function (value) {
this._scene = value;
this._entities = [];
},
enumerable: true,
configurable: true
});
EntitySystem.prototype.initialize = function () {
};
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EntitySystem.prototype.onChanged = function (entity) {
var contains = this._entities.contains(entity);
var interest = this._matcher.IsIntersted(entity);
if (interest && !contains)
this.add(entity);
else if (!interest && contains)
this.remove(entity);
};
EntitySystem.prototype.add = function (entity) {
this._entities.push(entity);
this.onAdded(entity);
};
EntitySystem.prototype.onAdded = function (entity) {
};
EntitySystem.prototype.remove = function (entity) {
this._entities.remove(entity);
this.onRemoved(entity);
};
EntitySystem.prototype.onRemoved = function (entity) {
};
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EntitySystem.prototype.update = function () {
this.begin();
this.process(this._entities);
};
EntitySystem.prototype.lateUpdate = function () {
this.lateProcess(this._entities);
this.end();
};
EntitySystem.prototype.begin = function () {
};
EntitySystem.prototype.process = function (entities) {
};
EntitySystem.prototype.lateProcess = function (entities) {
};
EntitySystem.prototype.end = function () {
};
return EntitySystem;
}());
var EntityProcessingSystem = (function (_super) {
__extends(EntityProcessingSystem, _super);
function EntityProcessingSystem(matcher) {
return _super.call(this, matcher) || this;
}
EntityProcessingSystem.prototype.lateProcessEntity = function (entity) {
};
EntityProcessingSystem.prototype.process = function (entities) {
var _this = this;
entities.forEach(function (entity) { return _this.processEntity(entity); });
};
EntityProcessingSystem.prototype.lateProcess = function (entities) {
var _this = this;
entities.forEach(function (entity) { return _this.lateProcessEntity(entity); });
};
return EntityProcessingSystem;
}(EntitySystem));
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var BitSet = (function () {
function BitSet(nbits) {
if (nbits === void 0) { nbits = 64; }
var length = nbits >> 6;
if ((nbits & BitSet.LONG_MASK) != 0)
length++;
this._bits = new Array(length);
}
BitSet.prototype.and = function (bs) {
var max = Math.min(this._bits.length, bs._bits.length);
var i;
for (var i_1 = 0; i_1 < max; ++i_1)
this._bits[i_1] &= bs._bits[i_1];
while (i < this._bits.length)
this._bits[i++] = 0;
};
BitSet.prototype.andNot = function (bs) {
var i = Math.min(this._bits.length, bs._bits.length);
while (--i >= 0)
this._bits[i] &= ~bs._bits[i];
};
BitSet.prototype.cardinality = function () {
var card = 0;
for (var i = this._bits.length - 1; i >= 0; i--) {
var a = this._bits[i];
if (a == 0)
continue;
if (a == -1) {
card += 64;
continue;
}
a = ((a >> 1) & 0x5555555555555555) + (a & 0x5555555555555555);
a = ((a >> 2) & 0x3333333333333333) + (a & 0x3333333333333333);
var b = ((a >> 32) + a);
b = ((b >> 4) & 0x0f0f0f0f) + (b & 0x0f0f0f0f);
b = ((b >> 8) & 0x00ff00ff) + (b & 0x00ff00ff);
card += ((b >> 16) & 0x0000ffff) + (b & 0x0000ffff);
}
return card;
};
BitSet.prototype.clear = function (pos) {
if (pos != undefined) {
var offset = pos >> 6;
this.ensure(offset);
this._bits[offset] &= ~(1 << pos);
}
else {
for (var i = 0; i < this._bits.length; i++)
this._bits[i] = 0;
}
};
BitSet.prototype.ensure = function (lastElt) {
if (lastElt >= this._bits.length) {
var nd = new Number[lastElt + 1];
nd = this._bits.copyWithin(0, 0, this._bits.length);
this._bits = nd;
}
};
BitSet.prototype.get = function (pos) {
var offset = pos >> 6;
if (offset >= this._bits.length)
return false;
return (this._bits[offset] & (1 << pos)) != 0;
};
BitSet.prototype.intersects = function (set) {
var i = Math.min(this._bits.length, set._bits.length);
while (--i >= 0) {
if ((this._bits[i] & set._bits[i]) != 0)
return true;
}
return false;
};
BitSet.prototype.isEmpty = function () {
for (var i = this._bits.length - 1; i >= 0; i--) {
if (this._bits[i])
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return false;
}
return true;
};
BitSet.prototype.nextSetBit = function (from) {
var offset = from >> 6;
var mask = 1 << from;
while (offset < this._bits.length) {
var h = this._bits[offset];
do {
if ((h & mask) != 0)
return from;
mask <<= 1;
from++;
} while (mask != 0);
mask = 1;
offset++;
}
return -1;
};
BitSet.prototype.set = function (pos, value) {
if (value === void 0) { value = true; }
if (value) {
var offset = pos >> 6;
this.ensure(offset);
this._bits[offset] |= 1 << pos;
}
else {
this.clear(pos);
}
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};
BitSet.LONG_MASK = 0x3f;
return BitSet;
}());
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var ComponentList = (function () {
function ComponentList(entity) {
this._components = [];
this._componentsToAdd = [];
this._componentsToRemove = [];
this._tempBufferList = [];
this._entity = entity;
}
Object.defineProperty(ComponentList.prototype, "count", {
get: function () {
return this._components.length;
},
enumerable: true,
configurable: true
});
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Object.defineProperty(ComponentList.prototype, "buffer", {
get: function () {
return this._components;
},
enumerable: true,
configurable: true
});
ComponentList.prototype.add = function (component) {
this._componentsToAdd.push(component);
};
ComponentList.prototype.remove = function (component) {
if (this._componentsToAdd.contains(component)) {
this._componentsToAdd.remove(component);
return;
}
this._componentsToRemove.push(component);
};
ComponentList.prototype.removeAllComponents = function () {
for (var i = 0; i < this._components.length; i++) {
this.handleRemove(this._components[i]);
}
this._components.length = 0;
this._componentsToAdd.length = 0;
this._componentsToRemove.length = 0;
};
ComponentList.prototype.deregisterAllComponents = function () {
for (var i = 0; i < this._components.length; i++) {
var component = this._components[i];
this._entity.componentBits.set(ComponentTypeManager.getIndexFor(component), false);
this._entity.scene.entityProcessors.onComponentRemoved(this._entity);
}
};
ComponentList.prototype.registerAllComponents = function () {
for (var i = 0; i < this._components.length; i++) {
var component = this._components[i];
this._entity.componentBits.set(ComponentTypeManager.getIndexFor(component));
this._entity.scene.entityProcessors.onComponentAdded(this._entity);
}
};
ComponentList.prototype.updateLists = function () {
if (this._componentsToRemove.length > 0) {
for (var i = 0; i < this._componentsToRemove.length; i++) {
this.handleRemove(this._componentsToRemove[i]);
this._components.remove(this._componentsToRemove[i]);
}
this._componentsToRemove.length = 0;
}
if (this._componentsToAdd.length > 0) {
for (var i = 0, count = this._componentsToAdd.length; i < count; i++) {
var component = this._componentsToAdd[i];
this._entity.componentBits.set(ComponentTypeManager.getIndexFor(component));
this._entity.scene.entityProcessors.onComponentAdded(this._entity);
this._components.push(component);
this._tempBufferList.push(component);
}
this._componentsToAdd.length = 0;
for (var i = 0; i < this._tempBufferList.length; i++) {
var component = this._tempBufferList[i];
component.onAddedToEntity();
if (component.enabled) {
component.onEnabled();
}
}
this._tempBufferList.length = 0;
}
};
ComponentList.prototype.handleRemove = function (component) {
this._entity.componentBits.set(ComponentTypeManager.getIndexFor(component), false);
this._entity.scene.entityProcessors.onComponentRemoved(this._entity);
component.onRemovedFromEntity();
component.entity = null;
};
ComponentList.prototype.getComponent = function (type, onlyReturnInitializedComponents) {
for (var i = 0; i < this._components.length; i++) {
var component = this._components[i];
if (component instanceof type)
return component;
}
if (!onlyReturnInitializedComponents) {
for (var i = 0; i < this._componentsToAdd.length; i++) {
var component = this._componentsToAdd[i];
if (component instanceof type)
return component;
}
}
return null;
};
ComponentList.prototype.update = function () {
this.updateLists();
for (var i = 0; i < this._components.length; i++) {
var component = this._components[i];
if (component.enabled && (component.updateInterval == 1 || Time.frameCount % component.updateInterval == 0))
component.update();
}
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};
ComponentList.prototype.onEntityTransformChanged = function (comp) {
for (var i = 0; i < this._components.length; i++) {
if (this._components[i].enabled)
this._components[i].onEntityTransformChanged(comp);
}
for (var i = 0; i < this._componentsToAdd.length; i++) {
if (this._componentsToAdd[i].enabled)
this._componentsToAdd[i].onEntityTransformChanged(comp);
}
};
return ComponentList;
}());
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var ComponentTypeManager = (function () {
function ComponentTypeManager() {
}
ComponentTypeManager.add = function (type) {
if (!this._componentTypesMask.has(type))
this._componentTypesMask[type] = this._componentTypesMask.size;
};
ComponentTypeManager.getIndexFor = function (type) {
var v = -1;
if (!this._componentTypesMask.has(type)) {
this.add(type);
v = this._componentTypesMask.get(type);
}
return v;
};
ComponentTypeManager._componentTypesMask = new Map();
return ComponentTypeManager;
}());
var EntityList = (function () {
function EntityList(scene) {
this._entitiesToRemove = [];
this._entitiesToAdded = [];
this._tempEntityList = [];
this._entities = [];
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this._entityDict = new Map();
this._unsortedTags = [];
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this.scene = scene;
}
Object.defineProperty(EntityList.prototype, "count", {
get: function () {
return this._entities.length;
},
enumerable: true,
configurable: true
});
Object.defineProperty(EntityList.prototype, "buffer", {
get: function () {
return this._entities;
},
enumerable: true,
configurable: true
});
EntityList.prototype.add = function (entity) {
this._entitiesToAdded.push(entity);
};
EntityList.prototype.remove = function (entity) {
if (this._entitiesToAdded.contains(entity)) {
this._entitiesToAdded.remove(entity);
return;
}
if (!this._entitiesToRemove.contains(entity))
this._entitiesToRemove.push(entity);
};
EntityList.prototype.findEntity = function (name) {
for (var i = 0; i < this._entities.length; i++) {
if (this._entities[i].name == name)
return this._entities[i];
}
return this._entitiesToAdded.firstOrDefault(function (entity) { return entity.name == name; });
};
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EntityList.prototype.getTagList = function (tag) {
var list = this._entityDict.get(tag);
if (!list) {
list = [];
this._entityDict.set(tag, list);
}
return this._entityDict.get(tag);
};
EntityList.prototype.addToTagList = function (entity) {
var list = this.getTagList(entity.tag);
if (!list.contains(entity)) {
list.push(entity);
this._unsortedTags.push(entity.tag);
}
};
EntityList.prototype.removeFromTagList = function (entity) {
var list = this._entityDict.get(entity.tag);
if (list) {
list.remove(entity);
}
};
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EntityList.prototype.update = function () {
for (var i = 0; i < this._entities.length; i++) {
var entity = this._entities[i];
if (entity.enabled)
entity.update();
}
};
EntityList.prototype.removeAllEntities = function () {
this._entitiesToAdded.length = 0;
this.updateLists();
for (var i = 0; i < this._entities.length; i++) {
this._entities[i].scene = null;
}
this._entities.length = 0;
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this._entityDict.clear();
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};
EntityList.prototype.updateLists = function () {
var _this = this;
if (this._entitiesToRemove.length > 0) {
var temp = this._entitiesToRemove;
this._entitiesToRemove = this._tempEntityList;
this._tempEntityList = temp;
this._tempEntityList.forEach(function (entity) {
_this._entities.remove(entity);
entity.scene = null;
_this.scene.entityProcessors.onEntityRemoved(entity);
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});
this._tempEntityList.length = 0;
}
if (this._entitiesToAdded.length > 0) {
var temp = this._entitiesToAdded;
this._entitiesToAdded = this._tempEntityList;
this._tempEntityList = temp;
this._tempEntityList.forEach(function (entity) {
_this._entities.push(entity);
entity.scene = _this.scene;
_this.scene.entityProcessors.onEntityAdded(entity);
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});
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this._tempEntityList.forEach(function (entity) { return entity.onAddedToScene(); });
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this._tempEntityList.length = 0;
}
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if (this._unsortedTags.length > 0) {
this._unsortedTags.forEach(function (tag) {
_this._entityDict.get(tag).sort();
});
this._unsortedTags.length = 0;
}
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};
return EntityList;
}());
var EntityProcessorList = (function () {
function EntityProcessorList() {
this._processors = [];
}
EntityProcessorList.prototype.add = function (processor) {
this._processors.push(processor);
};
EntityProcessorList.prototype.remove = function (processor) {
this._processors.remove(processor);
};
EntityProcessorList.prototype.onComponentAdded = function (entity) {
this.notifyEntityChanged(entity);
};
EntityProcessorList.prototype.onComponentRemoved = function (entity) {
this.notifyEntityChanged(entity);
};
EntityProcessorList.prototype.onEntityAdded = function (entity) {
this.notifyEntityChanged(entity);
};
EntityProcessorList.prototype.onEntityRemoved = function (entity) {
this.removeFromProcessors(entity);
};
EntityProcessorList.prototype.notifyEntityChanged = function (entity) {
for (var i = 0; i < this._processors.length; i++) {
this._processors[i].onChanged(entity);
}
};
EntityProcessorList.prototype.removeFromProcessors = function (entity) {
for (var i = 0; i < this._processors.length; i++) {
this._processors[i].remove(entity);
}
};
EntityProcessorList.prototype.begin = function () {
};
EntityProcessorList.prototype.update = function () {
for (var i = 0; i < this._processors.length; i++) {
this._processors[i].update();
}
};
EntityProcessorList.prototype.lateUpdate = function () {
for (var i = 0; i < this._processors.length; i++) {
this._processors[i].lateUpdate();
}
};
EntityProcessorList.prototype.end = function () {
};
EntityProcessorList.prototype.getProcessor = function () {
for (var i = 0; i < this._processors.length; i++) {
var processor = this._processors[i];
if (processor instanceof EntitySystem)
return processor;
}
return null;
};
return EntityProcessorList;
}());
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var Matcher = (function () {
function Matcher() {
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this.allSet = new BitSet();
this.exclusionSet = new BitSet();
this.oneSet = new BitSet();
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}
Matcher.empty = function () {
return new Matcher();
};
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Matcher.prototype.IsIntersted = function (e) {
if (!this.allSet.isEmpty()) {
for (var i = this.allSet.nextSetBit(0); i >= 0; i = this.allSet.nextSetBit(i + 1)) {
if (!e.componentBits.get(i))
return false;
}
}
if (!this.exclusionSet.isEmpty() && this.exclusionSet.intersects(e.componentBits))
return false;
if (!this.oneSet.isEmpty() && !this.oneSet.intersects(e.componentBits))
return false;
return true;
};
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return Matcher;
}());
var Time = (function () {
function Time() {
}
;
Time.update = function (currentTime) {
var dt = (currentTime - this._lastTime) / 1000;
this.deltaTime = dt * this.timeScale;
this.unscaledDeltaTime = dt;
this.frameCount++;
this._lastTime = currentTime;
};
Time.deltaTime = 0;
Time.timeScale = 1;
Time.frameCount = 0;
Time._lastTime = 0;
return Time;
}());
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var Flags = (function () {
function Flags() {
}
Flags.isFlagSet = function (self, flag) {
return (self & flag) != 0;
};
Flags.isUnshiftedFlagSet = function (self, flag) {
flag = 1 << flag;
return (self & flag) != 0;
};
Flags.setFlagExclusive = function (self, flag) {
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return 1 << flag;
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};
Flags.setFlag = function (self, flag) {
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return (self | 1 << flag);
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};
Flags.unsetFlag = function (self, flag) {
flag = 1 << flag;
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return (self & (~flag));
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};
Flags.invertFlags = function (self) {
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return ~self;
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};
return Flags;
}());
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var MathHelper = (function () {
function MathHelper() {
}
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MathHelper.toDegrees = function (radians) {
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return radians * 57.295779513082320876798154814105;
};
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MathHelper.toRadians = function (degrees) {
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return degrees * 0.017453292519943295769236907684886;
};
MathHelper.map = function (value, leftMin, leftMax, rightMin, rightMax) {
return rightMin + (value - leftMin) * (rightMax - rightMin) / (leftMax - leftMin);
};
MathHelper.clamp = function (value, min, max) {
if (value < min)
return min;
if (value > max)
return max;
return value;
};
MathHelper.minOf = function (a, b, c, d) {
return Math.min(a, Math.min(b, Math.min(c, d)));
};
MathHelper.maxOf = function (a, b, c, d) {
return Math.max(a, Math.max(b, Math.max(c, d)));
};
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return MathHelper;
}());
var Matrix2D = (function () {
function Matrix2D(m11, m12, m21, m22, m31, m32) {
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this.m11 = 0;
this.m12 = 0;
this.m21 = 0;
this.m22 = 0;
this.m31 = 0;
this.m32 = 0;
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this.m11 = m11;
this.m12 = m12;
this.m21 = m21;
this.m22 = m22;
this.m31 = m31;
this.m32 = m32;
}
Object.defineProperty(Matrix2D, "identity", {
get: function () {
return Matrix2D._identity;
},
enumerable: true,
configurable: true
});
Object.defineProperty(Matrix2D.prototype, "translation", {
get: function () {
return new Vector2(this.m31, this.m32);
},
set: function (value) {
this.m31 = value.x;
this.m32 = value.y;
},
enumerable: true,
configurable: true
});
Object.defineProperty(Matrix2D.prototype, "rotation", {
get: function () {
return Math.atan2(this.m21, this.m11);
},
set: function (value) {
var val1 = Math.cos(value);
var val2 = Math.sin(value);
this.m11 = val1;
this.m12 = val2;
this.m21 = -val2;
this.m22 = val1;
},
enumerable: true,
configurable: true
});
Object.defineProperty(Matrix2D.prototype, "rotationDegrees", {
get: function () {
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return MathHelper.toDegrees(this.rotation);
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},
set: function (value) {
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this.rotation = MathHelper.toRadians(value);
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},
enumerable: true,
configurable: true
});
Object.defineProperty(Matrix2D.prototype, "scale", {
get: function () {
return new Vector2(this.m11, this.m22);
},
set: function (value) {
this.m11 = value.x;
this.m12 = value.y;
},
enumerable: true,
configurable: true
});
Matrix2D.add = function (matrix1, matrix2) {
matrix1.m11 += matrix2.m11;
matrix1.m12 += matrix2.m12;
matrix1.m21 += matrix2.m21;
matrix1.m22 += matrix2.m22;
matrix1.m31 += matrix2.m31;
matrix1.m32 += matrix2.m32;
return matrix1;
};
Matrix2D.divide = function (matrix1, matrix2) {
matrix1.m11 /= matrix2.m11;
matrix1.m12 /= matrix2.m12;
matrix1.m21 /= matrix2.m21;
matrix1.m22 /= matrix2.m22;
matrix1.m31 /= matrix2.m31;
matrix1.m32 /= matrix2.m32;
return matrix1;
};
Matrix2D.multiply = function (matrix1, matrix2) {
var m11 = (matrix1.m11 * matrix2.m11) + (matrix1.m12 * matrix2.m21);
var m12 = (matrix1.m11 * matrix2.m12) + (matrix1.m12 * matrix2.m22);
var m21 = (matrix1.m21 * matrix2.m11) + (matrix1.m22 * matrix2.m21);
var m22 = (matrix1.m21 * matrix2.m12) + (matrix1.m22 * matrix2.m22);
var m31 = (matrix1.m31 * matrix2.m11) + (matrix1.m32 * matrix2.m21) + matrix2.m31;
var m32 = (matrix1.m31 * matrix2.m12) + (matrix1.m32 * matrix2.m22) + matrix2.m32;
matrix1.m11 = m11;
matrix1.m12 = m12;
matrix1.m21 = m21;
matrix1.m22 = m22;
matrix1.m31 = m31;
matrix1.m32 = m32;
return matrix1;
};
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Matrix2D.multiplyTranslation = function (matrix, x, y) {
var trans = Matrix2D.createTranslation(x, y);
return Matrix2D.multiply(matrix, trans);
};
Matrix2D.prototype.determinant = function () {
return this.m11 * this.m22 - this.m12 * this.m21;
};
Matrix2D.invert = function (matrix, result) {
if (result === void 0) { result = Matrix2D.identity; }
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var det = 1 / matrix.determinant();
result.m11 = matrix.m22 * det;
result.m12 = -matrix.m12 * det;
result.m21 = -matrix.m21 * det;
result.m22 = matrix.m11 * det;
result.m31 = (matrix.m32 * matrix.m21 - matrix.m31 * matrix.m22) * det;
result.m32 = -(matrix.m32 * matrix.m11 - matrix.m31 * matrix.m12) * det;
return result;
};
Matrix2D.createTranslation = function (xPosition, yPosition, result) {
if (result === void 0) { result = Matrix2D.identity; }
result.m11 = 1;
result.m12 = 0;
result.m21 = 0;
result.m22 = 1;
result.m31 = xPosition;
result.m32 = yPosition;
return result;
};
Matrix2D.createRotation = function (radians, result) {
result = Matrix2D.identity;
var val1 = Math.cos(radians);
var val2 = Math.sin(radians);
result.m11 = val1;
result.m12 = val2;
result.m21 = -val2;
result.m22 = val1;
return result;
};
Matrix2D.createScale = function (xScale, yScale, result) {
if (result === void 0) { result = Matrix2D.identity; }
result.m11 = xScale;
result.m12 = 0;
result.m21 = 0;
result.m22 = yScale;
result.m31 = 0;
result.m32 = 0;
return result;
};
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Matrix2D._identity = new Matrix2D(1, 0, 0, 1, 0, 0);
return Matrix2D;
}());
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var Rectangle = (function () {
function Rectangle(x, y, width, height) {
this.x = x;
this.y = y;
this.width = width;
this.height = height;
}
Object.defineProperty(Rectangle.prototype, "left", {
get: function () {
return this.x;
},
enumerable: true,
configurable: true
});
Object.defineProperty(Rectangle.prototype, "right", {
get: function () {
return this.x + this.width;
},
enumerable: true,
configurable: true
});
Object.defineProperty(Rectangle.prototype, "top", {
get: function () {
return this.y;
},
enumerable: true,
configurable: true
});
Object.defineProperty(Rectangle.prototype, "bottom", {
get: function () {
return this.y + this.height;
},
enumerable: true,
configurable: true
});
Object.defineProperty(Rectangle.prototype, "location", {
get: function () {
return new Vector2(this.x, this.y);
},
set: function (value) {
this.x = value.x;
this.y = value.y;
},
enumerable: true,
configurable: true
});
Rectangle.prototype.intersects = function (value) {
return value.left < this.right &&
this.left < value.right &&
value.top < this.bottom &&
this.top < value.bottom;
};
Rectangle.prototype.contains = function (value) {
return ((((this.x <= value.x) && (value.x < (this.x + this.width))) &&
(this.y <= value.y)) &&
(value.y < (this.y + this.height)));
};
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Rectangle.fromMinMax = function (minX, minY, maxX, maxY) {
return new Rectangle(minX, minY, maxX - minX, maxY - minY);
};
Rectangle.prototype.getClosestPointOnRectangleBorderToPoint = function (point) {
var edgeNormal = new Vector2(0, 0);
var res = new Vector2(0, 0);
res.x = MathHelper.clamp(point.x, this.left, this.right);
res.y = MathHelper.clamp(point.y, this.top, this.bottom);
if (this.contains(res)) {
var dl = res.x - this.left;
var dr = this.right - res.x;
var dt = res.y - this.top;
var db = this.bottom - res.y;
var min = MathHelper.minOf(dl, dr, dt, db);
if (min == dt) {
res.y = this.top;
edgeNormal.y = -1;
}
else if (min == db) {
res.y = this.bottom;
edgeNormal.y = 1;
}
else if (min == dl) {
res.x = this.left;
edgeNormal.x = -1;
}
else {
res.x = this.right;
edgeNormal.x = 1;
}
}
else {
if (res.x == this.left) {
edgeNormal.x = -1;
}
if (res.x == this.right) {
edgeNormal.x = 1;
}
if (res.y == this.top) {
edgeNormal.y = -1;
}
if (res.y == this.bottom) {
edgeNormal.y = 1;
}
}
return { res: res, edgeNormal: edgeNormal };
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};
Rectangle.prototype.calculateBounds = function (parentPosition, position, origin, scale, rotation, width, height) {
if (rotation == 0) {
this.x = parentPosition.x + position.x - origin.x * scale.x;
this.y = parentPosition.y + position.y - origin.y * scale.y;
this.width = width * scale.x;
this.height = height * scale.y;
}
else {
var worldPosX = parentPosition.x + position.x;
var worldPosY = parentPosition.y + position.y;
this._transformMat = Matrix2D.createTranslation(-worldPosX - origin.x, -worldPosY - origin.y);
this._tempMat = Matrix2D.createScale(scale.x, scale.y);
this._transformMat = Matrix2D.multiply(this._transformMat, this._tempMat);
this._tempMat = Matrix2D.createRotation(rotation);
this._transformMat = Matrix2D.multiply(this._transformMat, this._tempMat);
this._tempMat = Matrix2D.createTranslation(worldPosX, worldPosY);
this._transformMat = Matrix2D.multiply(this._transformMat, this._tempMat);
var topLeft = new Vector2(worldPosX, worldPosY);
var topRight = new Vector2(worldPosX + width, worldPosY);
var bottomLeft = new Vector2(worldPosX, worldPosY + height);
var bottomRight = new Vector2(worldPosX + width, worldPosY + height);
topLeft = Vector2.transform(topLeft, this._transformMat);
topRight = Vector2.transform(topRight, this._transformMat);
bottomLeft = Vector2.transform(bottomLeft, this._transformMat);
bottomRight = Vector2.transform(bottomRight, this._transformMat);
var minX = MathHelper.minOf(topLeft.x, bottomRight.x, topRight.x, bottomLeft.x);
var maxX = MathHelper.maxOf(topLeft.x, bottomRight.x, topRight.x, bottomLeft.x);
var minY = MathHelper.minOf(topLeft.y, bottomRight.y, topRight.y, bottomLeft.y);
var maxY = MathHelper.maxOf(topLeft.y, bottomRight.y, topRight.y, bottomLeft.y);
this.location = new Vector2(minX, minY);
this.width = maxX - minX;
this.height = maxY - minY;
}
};
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return Rectangle;
}());
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var Vector2 = (function () {
function Vector2(x, y) {
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this.x = 0;
this.y = 0;
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this.x = x;
this.y = y;
}
Vector2.add = function (value1, value2) {
var result = new Vector2(0, 0);
result.x = value1.x + value2.x;
result.y = value1.y + value2.y;
return result;
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};
Vector2.divide = function (value1, value2) {
var result = new Vector2(0, 0);
result.x = value1.x / value2.x;
result.y = value1.y / value2.y;
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return value1;
};
Vector2.multiply = function (value1, value2) {
var result = new Vector2(0, 0);
result.x = value1.x * value2.x;
result.y = value1.y * value2.y;
return result;
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};
Vector2.subtract = function (value1, value2) {
var result = new Vector2(0, 0);
result.x = value1.x - value2.x;
result.y = value1.y - value2.y;
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return value1;
};
Vector2.prototype.normalize = function () {
var val = 1 / Math.sqrt((this.x * this.x) + (this.y * this.y));
this.x *= val;
this.y *= val;
};
Vector2.prototype.length = function () {
return Math.sqrt((this.x * this.x) + (this.y * this.y));
};
Vector2.normalize = function (value) {
var val = 1 / Math.sqrt((value.x * value.x) + (value.y * value.y));
value.x *= val;
value.y *= val;
return value;
};
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Vector2.dot = function (value1, value2) {
return (value1.x * value2.x) + (value1.y * value2.y);
};
Vector2.distanceSquared = function (value1, value2) {
var v1 = value1.x - value2.x, v2 = value1.y - value2.y;
return (v1 * v1) + (v2 * v2);
};
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Vector2.transform = function (position, matrix) {
return new Vector2((position.x * matrix.m11) + (position.y * matrix.m21), (position.x * matrix.m12) + (position.y * matrix.m22));
};
Vector2.distance = function (value1, value2) {
var v1 = value1.x - value2.x, v2 = value1.y - value2.y;
return Math.sqrt((v1 * v1) + (v2 * v2));
};
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return Vector2;
}());
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var PointSectors;
(function (PointSectors) {
PointSectors[PointSectors["center"] = 0] = "center";
PointSectors[PointSectors["top"] = 1] = "top";
PointSectors[PointSectors["bottom"] = 2] = "bottom";
PointSectors[PointSectors["topLeft"] = 9] = "topLeft";
PointSectors[PointSectors["topRight"] = 5] = "topRight";
PointSectors[PointSectors["left"] = 8] = "left";
PointSectors[PointSectors["right"] = 4] = "right";
PointSectors[PointSectors["bottomLeft"] = 10] = "bottomLeft";
PointSectors[PointSectors["bottomRight"] = 6] = "bottomRight";
})(PointSectors || (PointSectors = {}));
var Collisions = (function () {
function Collisions() {
}
Collisions.isLineToLine = function (a1, a2, b1, b2) {
var b = Vector2.subtract(a2, a1);
var d = Vector2.subtract(b2, b1);
var bDotDPerp = b.x * d.y - b.y * d.x;
if (bDotDPerp == 0)
return false;
var c = Vector2.subtract(b1, a1);
var t = (c.x * d.y - c.y * d.x) / bDotDPerp;
if (t < 0 || t > 1)
return false;
var u = (c.x * b.y - c.y * b.x) / bDotDPerp;
if (u < 0 || u > 1)
return false;
return true;
};
Collisions.lineToLineIntersection = function (a1, a2, b1, b2) {
var intersection = new Vector2(0, 0);
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var b = Vector2.subtract(a2, a1);
var d = Vector2.subtract(b2, b1);
var bDotDPerp = b.x * d.y - b.y * d.x;
if (bDotDPerp == 0)
return intersection;
var c = Vector2.subtract(b1, a1);
var t = (c.x * d.y - c.y * d.x) / bDotDPerp;
if (t < 0 || t > 1)
return intersection;
var u = (c.x * b.y - c.y * b.x) / bDotDPerp;
if (u < 0 || u > 1)
return intersection;
intersection = Vector2.add(a1, new Vector2(t * b.x, t * b.y));
return intersection;
};
Collisions.closestPointOnLine = function (lineA, lineB, closestTo) {
var v = Vector2.subtract(lineB, lineA);
var w = Vector2.subtract(closestTo, lineA);
var t = Vector2.dot(w, v) / Vector2.dot(v, v);
t = MathHelper.clamp(t, 0, 1);
return Vector2.add(lineA, new Vector2(v.x * t, v.y * t));
};
Collisions.isCircleToCircle = function (circleCenter1, circleRadius1, circleCenter2, circleRadius2) {
return Vector2.distanceSquared(circleCenter1, circleCenter2) < (circleRadius1 + circleRadius2) * (circleRadius1 + circleRadius2);
};
Collisions.isCircleToLine = function (circleCenter, radius, lineFrom, lineTo) {
return Vector2.distanceSquared(circleCenter, this.closestPointOnLine(lineFrom, lineTo, circleCenter)) < radius * radius;
};
Collisions.isCircleToPoint = function (circleCenter, radius, point) {
return Vector2.distanceSquared(circleCenter, point) < radius * radius;
};
Collisions.isRectToCircle = function (rect, cPosition, cRadius) {
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var ew = rect.width * 0.5;
var eh = rect.height * 0.5;
var vx = Math.max(0, Math.max(cPosition.x - rect.x) - ew);
var vy = Math.max(0, Math.max(cPosition.y - rect.y) - eh);
return vx * vx + vy * vy < cRadius * cRadius;
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};
Collisions.isRectToLine = function (rect, lineFrom, lineTo) {
var fromSector = this.getSector(rect.x, rect.y, rect.width, rect.height, lineFrom);
var toSector = this.getSector(rect.x, rect.y, rect.width, rect.height, lineTo);
if (fromSector == PointSectors.center || toSector == PointSectors.center) {
return true;
}
else if ((fromSector & toSector) != 0) {
return false;
}
else {
var both = fromSector | toSector;
var edgeFrom = void 0;
var edgeTo = void 0;
if ((both & PointSectors.top) != 0) {
edgeFrom = new Vector2(rect.x, rect.y);
edgeTo = new Vector2(rect.x + rect.width, rect.y);
if (this.isLineToLine(edgeFrom, edgeTo, lineFrom, lineTo))
return true;
}
if ((both & PointSectors.bottom) != 0) {
edgeFrom = new Vector2(rect.x, rect.y + rect.height);
edgeTo = new Vector2(rect.x + rect.width, rect.y + rect.height);
if (this.isLineToLine(edgeFrom, edgeTo, lineFrom, lineTo))
return true;
}
if ((both & PointSectors.left) != 0) {
edgeFrom = new Vector2(rect.x, rect.y);
edgeTo = new Vector2(rect.x, rect.y + rect.height);
if (this.isLineToLine(edgeFrom, edgeTo, lineFrom, lineTo))
return true;
}
if ((both & PointSectors.right) != 0) {
edgeFrom = new Vector2(rect.x + rect.width, rect.y);
edgeTo = new Vector2(rect.x + rect.width, rect.y + rect.height);
if (this.isLineToLine(edgeFrom, edgeTo, lineFrom, lineTo))
return true;
}
}
return false;
};
Collisions.isRectToPoint = function (rX, rY, rW, rH, point) {
return point.x >= rX && point.y >= rY && point.x < rX + rW && point.y < rY + rH;
};
Collisions.getSector = function (rX, rY, rW, rH, point) {
var sector = PointSectors.center;
if (point.x < rX)
sector |= PointSectors.left;
else if (point.x >= rX + rW)
sector |= PointSectors.right;
if (point.y < rY)
sector |= PointSectors.top;
else if (point.y >= rY + rH)
sector |= PointSectors.bottom;
return sector;
};
return Collisions;
}());
var Physics = (function () {
function Physics() {
}
Physics.overlapCircleAll = function (center, randius, results, layerMask) {
if (layerMask === void 0) { layerMask = -1; }
return this._spatialHash.overlapCircle(center, randius, results, layerMask);
};
Physics.allLayers = -1;
return Physics;
}());
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var Shape = (function () {
function Shape() {
}
return Shape;
}());
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var Circle = (function (_super) {
__extends(Circle, _super);
function Circle(radius) {
var _this = _super.call(this) || this;
_this.radius = radius;
_this._originalRadius = radius;
return _this;
}
Circle.prototype.pointCollidesWithShape = function (point) {
return ShapeCollisions.pointToCicle(point, this);
};
Circle.prototype.collidesWithShape = function (other) {
if (other instanceof Rect && other.isUnrotated) {
return ShapeCollisions.circleToRect(this, other);
}
throw new Error("Collisions of Circle to " + other + " are not supported");
};
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return Circle;
}(Shape));
var CollisionResult = (function () {
function CollisionResult() {
}
return CollisionResult;
}());
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var Polygon = (function (_super) {
__extends(Polygon, _super);
function Polygon(vertCount, radius) {
var _this = _super.call(this) || this;
_this.isUnrotated = true;
_this._areEdgeNormalsDirty = true;
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_this.setPoints(Polygon.buildSymmertricalPolygon(vertCount, radius));
return _this;
}
Polygon.prototype.setPoints = function (points) {
this.points = points;
this.recalculateCenterAndEdgeNormals();
this._originalPoint = new Vector2[points.length];
this._originalPoint = points;
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};
Polygon.prototype.recalculateCenterAndEdgeNormals = function () {
this._polygonCenter = Polygon.findPolygonCenter(this.points);
this._areEdgeNormalsDirty = true;
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};
Polygon.findPolygonCenter = function (points) {
var x = 0, y = 0;
for (var i = 0; i < points.length; i++) {
x += points[i].x;
y += points[i].y;
}
return new Vector2(x / points.length, y / points.length);
};
Polygon.getClosestPointOnPolygonToPoint = function (points, point) {
var distanceSquared = Number.MAX_VALUE;
var edgeNormal = new Vector2(0, 0);
var closestPoint = new Vector2(0, 0);
var tempDistanceSquared;
for (var i = 0; i < points.length; i++) {
var j = i + 1;
if (j == points.length)
j = 0;
var closest = ShapeCollisions.closestPointOnLine(points[i], points[j], point);
tempDistanceSquared = Vector2.distanceSquared(point, closest);
if (tempDistanceSquared < distanceSquared) {
distanceSquared = tempDistanceSquared;
closestPoint = closest;
var line = Vector2.subtract(points[j], points[i]);
edgeNormal.x = -line.y;
edgeNormal.y = line.x;
}
}
edgeNormal = Vector2.normalize(edgeNormal);
return { closestPoint: closestPoint, distanceSquared: distanceSquared, edgeNormal: edgeNormal };
};
Polygon.prototype.pointCollidesWithShape = function (point) {
return ShapeCollisions.pointToPoly(point, this);
};
Polygon.prototype.containsPoint = function (point) {
point = Vector2.subtract(point, this.position);
var isInside = false;
for (var i = 0, j = this.points.length - 1; i < this.points.length; j = i++) {
if (((this.points[i].y > point.y) != (this.points[j].y > point.y)) &&
(point.x < (this.points[j].x - this.points[i].x) * (point.y - this.points[i].y) / (this.points[j].y - this.points[i].y) +
this.points[i].x)) {
isInside = !isInside;
}
}
return isInside;
};
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Polygon.buildSymmertricalPolygon = function (vertCount, radius) {
var verts = new Vector2[vertCount];
for (var i = 0; i < vertCount; i++) {
var a = 2 * Math.PI * (i / vertCount);
verts[i] = new Vector2(Math.cos(a), Math.sign(a) * radius);
}
return verts;
};
return Polygon;
}(Shape));
var Rect = (function (_super) {
__extends(Rect, _super);
function Rect() {
return _super !== null && _super.apply(this, arguments) || this;
}
Rect.prototype.containsPoint = function (point) {
if (this.isUnrotated)
return this.bounds.contains(point);
return _super.prototype.containsPoint.call(this, point);
};
return Rect;
}(Polygon));
var ShapeCollisions = (function () {
function ShapeCollisions() {
}
ShapeCollisions.circleToRect = function (circle, box) {
var result = new CollisionResult();
var closestPointOnBounds = box.bounds.getClosestPointOnRectangleBorderToPoint(circle.position).res;
if (box.containsPoint(circle.position)) {
result.point = closestPointOnBounds;
var safePlace = Vector2.add(closestPointOnBounds, Vector2.subtract(result.normal, new Vector2(circle.radius, circle.radius)));
}
return result;
};
ShapeCollisions.pointToCicle = function (point, circle) {
var result = new CollisionResult();
var distanceSquared = Vector2.distanceSquared(point, circle.position);
var sumOfRadii = 1 + circle.radius;
var collided = distanceSquared < sumOfRadii * sumOfRadii;
if (collided) {
result.normal = Vector2.normalize(Vector2.subtract(point, circle.position));
var depth = sumOfRadii - Math.sqrt(distanceSquared);
result.minimumTranslationVector = Vector2.multiply(new Vector2(-depth, -depth), result.normal);
result.point = Vector2.add(circle.position, Vector2.multiply(result.normal, new Vector2(circle.radius, circle.radius)));
return result;
}
return result;
};
ShapeCollisions.closestPointOnLine = function (lineA, lineB, closestTo) {
var v = Vector2.subtract(lineB, lineA);
var w = Vector2.subtract(closestTo, lineA);
var t = Vector2.dot(w, v) / Vector2.dot(v, v);
t = MathHelper.clamp(t, 0, 1);
return Vector2.add(lineA, Vector2.multiply(v, new Vector2(t, t)));
};
ShapeCollisions.pointToPoly = function (point, poly) {
var result = new CollisionResult();
if (poly.containsPoint(point)) {
var distanceSquared = void 0;
var gpp = Polygon.getClosestPointOnPolygonToPoint(poly.points, Vector2.subtract(point, poly.position));
var closestPoint = gpp.closestPoint;
distanceSquared = gpp.distanceSquared;
result.normal = gpp.edgeNormal;
result.minimumTranslationVector = Vector2.multiply(result.normal, new Vector2(Math.sqrt(distanceSquared), Math.sqrt(distanceSquared)));
result.point = Vector2.add(closestPoint, poly.position);
return result;
}
return result;
};
return ShapeCollisions;
}());
var Particle = (function () {
function Particle(position) {
this.position = new Vector2(0, 0);
this.lastPosition = new Vector2(0, 0);
this.acceleration = new Vector2(0, 0);
this.mass = 1;
this.radius = 0;
this.collidesWithColliders = true;
this.position = position;
this.lastPosition = position;
}
Particle.prototype.applyForce = function (force) {
this.acceleration = Vector2.add(this.acceleration, new Vector2(force.x / this.mass, force.y / this.mass));
};
return Particle;
}());
var SpatialHash = (function () {
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function SpatialHash(cellSize) {
if (cellSize === void 0) { cellSize = 100; }
this._tempHashSet = [];
this._cellDict = new NumberDictionary();
this._cellSize = cellSize;
this._inverseCellSize = 1 / this._cellSize;
this._raycastParser = new RaycastResultParser();
}
SpatialHash.prototype.overlapCircle = function (circleCenter, radius, results, layerMask) {
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var bounds = new Rectangle(circleCenter.x - radius, circleCenter.y - radius, radius * 2, radius * 2);
this._overlapTestCircle.radius = radius;
this._overlapTestCircle.position = circleCenter;
var resultCounter = 0;
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var potentials = this.aabbBroadphase(bounds, null, layerMask);
potentials.forEach(function (collider) {
if (resultCounter == results.length)
return resultCounter;
});
return resultCounter;
};
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SpatialHash.prototype.aabbBroadphase = function (bounds, excludeCollider, layerMask) {
this._tempHashSet.length = 0;
var p1 = this.cellCoords(bounds.x, bounds.y);
var p2 = this.cellCoords(bounds.right, bounds.bottom);
for (var x = p1.x; x <= p2.x; x++) {
for (var y = p1.y; y <= p2.y; y++) {
var cell = this.cellAtPosition(x, y);
if (!cell)
continue;
for (var i = 0; i < cell.length; i++) {
var collider = cell[i];
if (collider == excludeCollider || !Flags.isFlagSet(layerMask, collider.physicsLayer))
continue;
if (bounds.intersects(collider.bounds))
this._tempHashSet.push(collider);
}
}
}
return this._tempHashSet;
};
SpatialHash.prototype.cellAtPosition = function (x, y, createCellIfEmpty) {
if (createCellIfEmpty === void 0) { createCellIfEmpty = false; }
var cell = this._cellDict.tryGetValue(x, y);
if (!cell) {
if (createCellIfEmpty) {
cell = [];
this._cellDict.add(x, y, cell);
}
}
return cell;
};
SpatialHash.prototype.cellCoords = function (x, y) {
return new Point(Math.floor(x * this._inverseCellSize), Math.floor(y * this._inverseCellSize));
};
return SpatialHash;
}());
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var RaycastResultParser = (function () {
function RaycastResultParser() {
}
return RaycastResultParser;
}());
var NumberDictionary = (function () {
function NumberDictionary() {
this._store = new Map();
}
NumberDictionary.prototype.getKey = function (x, y) {
return x << 32 | y;
};
NumberDictionary.prototype.add = function (x, y, list) {
this._store.set(this.getKey(x, y), list);
};
NumberDictionary.prototype.remove = function (obj) {
this._store.forEach(function (list) {
if (list.contains(obj))
list.remove(obj);
});
};
NumberDictionary.prototype.tryGetValue = function (x, y) {
return this._store.get(this.getKey(x, y));
};
NumberDictionary.prototype.getAllObjects = function () {
var set = [];
this._store.forEach(function (list) { return set.concat(list); });
return set;
};
NumberDictionary.prototype.clear = function () {
this._store.clear();
};
return NumberDictionary;
}());
var VerletWorld = (function () {
function VerletWorld(simulationBounds) {
this.gravity = new Vector2(0, 980);
this.maximumStepIterations = 5;
this.constraintIterations = 3;
this._leftOverTime = 0;
this._iterationSteps = 0;
this._fixedDeltaTime = 1 / 60;
this._composites = [];
this._tempCircle = new Circle(1);
this.simulationBounds = simulationBounds;
this._fixedDeltaTimeSq = Math.pow(this._fixedDeltaTime, 2);
}
VerletWorld.prototype.update = function () {
this.updateTiming();
for (var iteration = 1; iteration <= this._iterationSteps; iteration++) {
for (var i = this._composites.length - 1; i >= 0; i--) {
var composite = this._composites[i];
for (var s = 0; s < this.constraintIterations; s++) {
composite.solveConstraints();
}
composite.updateParticles(this._fixedDeltaTimeSq, this.gravity);
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composite.handleConstraintCollisions();
for (var j = 0; j < composite.particles.length; j++) {
var p = composite.particles[j];
if (this.simulationBounds) {
this.constrainParticleToBounds(p);
}
if (p.collidesWithColliders)
this.handleCollisions(p, composite.collidesWithLayers);
}
}
}
};
VerletWorld.prototype.handleCollisions = function (p, collidesWithLayers) {
var collidedCount = Physics.overlapCircleAll(p.position, p.radius, VerletWorld._colliders, collidesWithLayers);
for (var i = 0; i < collidedCount; i++) {
var collider = VerletWorld._colliders[i];
if (collider.isTrigger)
continue;
if (p.radius < 2) {
var collisionResult = collider.shape.pointCollidesWithShape(p.position);
if (collisionResult) {
p.position = Vector2.subtract(p.position, collisionResult.minimumTranslationVector);
}
}
else {
this._tempCircle.radius = p.radius;
this._tempCircle.position = p.position;
var collisionResult = this._tempCircle.collidesWithShape(collider.shape);
if (collisionResult) {
p.position = Vector2.subtract(p.position, collisionResult.minimumTranslationVector);
}
}
}
};
VerletWorld.prototype.constrainParticleToBounds = function (p) {
var tempPos = p.position;
var bounds = this.simulationBounds;
if (p.radius == 0) {
if (tempPos.y > bounds.height) {
tempPos.y = bounds.height;
}
else if (tempPos.y < bounds.y) {
tempPos.y = bounds.y;
}
if (tempPos.x < bounds.x) {
tempPos.x = bounds.x;
}
else if (tempPos.x > bounds.width) {
tempPos.x = bounds.width;
}
}
else {
if (tempPos.y < bounds.y + p.radius) {
tempPos.y = 2 * (bounds.y + p.radius) - tempPos.y;
}
if (tempPos.y > bounds.height - p.radius) {
tempPos.y = 2 * (bounds.height - p.radius) - tempPos.y;
}
if (tempPos.x > bounds.width - p.radius) {
tempPos.x = 2 * (bounds.width - p.radius) - tempPos.x;
}
if (tempPos.x < bounds.x + p.radius)
tempPos.x = 2 * (bounds.x + p.radius) - tempPos.x;
}
p.position = tempPos;
};
VerletWorld.prototype.debugRender = function (displayObject) {
if (!displayObject)
return;
displayObject.stage.removeChildren();
for (var i = 0; i < this._composites.length; i++) {
var shape = new egret.Shape();
this._composites[i].debugRender(shape.graphics);
displayObject.stage.addChild(shape);
}
};
VerletWorld.prototype.addComposite = function (composite) {
this._composites.push(composite);
return composite;
};
VerletWorld.prototype.updateTiming = function () {
this._leftOverTime += Time.deltaTime;
this._iterationSteps = Math.trunc(this._leftOverTime / this._fixedDeltaTime);
this._leftOverTime -= this._iterationSteps * this._fixedDeltaTime;
this._iterationSteps = Math.min(this._iterationSteps, this.maximumStepIterations);
};
VerletWorld._colliders = new Array(4);
return VerletWorld;
}());
var Composite = (function () {
function Composite() {
this._constraints = [];
this.friction = new Vector2(0.98, 1);
this.drawParticles = true;
this.drawConstraints = true;
this.particles = [];
this.collidesWithLayers = Physics.allLayers;
}
Composite.prototype.solveConstraints = function () {
for (var i = this._constraints.length - 1; i >= 0; i--) {
this._constraints[i].solve();
}
};
Composite.prototype.addParticle = function (particle) {
this.particles.push(particle);
return particle;
};
Composite.prototype.addConstraint = function (constraint) {
this._constraints.push(constraint);
constraint.composite = this;
return constraint;
};
Composite.prototype.removeConstraint = function (constraint) {
this._constraints.remove(constraint);
};
Composite.prototype.updateParticles = function (deltaTimeSquared, gravity) {
for (var j = 0; j < this.particles.length; j++) {
var p = this.particles[j];
if (p.isPinned) {
p.position = p.pinnedPosition;
continue;
}
p.applyForce(Vector2.multiply(new Vector2(p.mass, p.mass), gravity));
var vel = Vector2.multiply(Vector2.subtract(p.position, p.lastPosition), this.friction);
var nextPos = Vector2.add(Vector2.add(p.position, vel), Vector2.multiply(p.acceleration, new Vector2(0.5 * deltaTimeSquared, 0.5 * deltaTimeSquared)));
p.lastPosition = p.position;
p.position = nextPos;
p.acceleration.x = p.acceleration.y = 0;
}
};
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Composite.prototype.handleConstraintCollisions = function () {
for (var i = this._constraints.length - 1; i >= 0; i--) {
if (this._constraints[i].collidesWithColliders)
this._constraints[i].handleCollisions(this.collidesWithLayers);
}
};
Composite.prototype.debugRender = function (graphics) {
if (this.drawConstraints) {
for (var i = 0; i < this._constraints.length; i++) {
this._constraints[i].debugRender(graphics);
}
}
if (this.drawParticles) {
for (var i = 0; i < this.particles.length; i++) {
var size = this.particles[i].radius ? this.particles[i].radius : 4;
graphics.lineStyle(4, DebugDefaults.verletParticle);
graphics.drawRect(this.particles[i].position.x, this.particles[i].position.y, size, size);
graphics.endFill();
}
}
};
return Composite;
}());
var Box = (function (_super) {
__extends(Box, _super);
function Box(center, width, height, borderStiffness, diagonalStiffness) {
if (borderStiffness === void 0) { borderStiffness = 0.2; }
if (diagonalStiffness === void 0) { diagonalStiffness = 0.5; }
var _this = _super.call(this) || this;
var tl = _this.addParticle(new Particle(Vector2.add(center, new Vector2(-width / 2, -height / 2))));
var tr = _this.addParticle(new Particle(Vector2.add(center, new Vector2(width / 2, -height / 2))));
var br = _this.addParticle(new Particle(Vector2.add(center, new Vector2(width / 2, height / 2))));
var bl = _this.addParticle(new Particle(Vector2.add(center, new Vector2(-width / 2, height / 2))));
_this.addConstraint(new DistanceConstraint(tl, tr, borderStiffness));
_this.addConstraint(new DistanceConstraint(tr, br, borderStiffness));
_this.addConstraint(new DistanceConstraint(br, bl, borderStiffness));
_this.addConstraint(new DistanceConstraint(bl, tl, borderStiffness));
_this.addConstraint(new DistanceConstraint(tl, br, diagonalStiffness)).setCollidesWithColliders(false);
_this.addConstraint(new DistanceConstraint(bl, tr, diagonalStiffness)).setCollidesWithColliders(false);
return _this;
}
return Box;
}(Composite));
var Constraint = (function () {
function Constraint() {
this.collidesWithColliders = true;
}
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Constraint.prototype.handleCollisions = function (collidesWithLayers) {
};
Constraint.prototype.debugRender = function (graphics) { };
return Constraint;
}());
var DistanceConstraint = (function (_super) {
__extends(DistanceConstraint, _super);
function DistanceConstraint(first, second, stiffness, distance) {
if (distance === void 0) { distance = -1; }
var _this = _super.call(this) || this;
_this.stiffness = 0;
_this.restingDistance = 0;
_this.tearSensitivity = Number.POSITIVE_INFINITY;
_this._particleOne = first;
_this._particleTwo = second;
_this.stiffness = stiffness;
if (distance > -1) {
_this.restingDistance = distance;
}
else {
_this.restingDistance = Vector2.distance(first.position, second.position);
}
return _this;
}
DistanceConstraint.prototype.setCollidesWithColliders = function (collidesWithColliders) {
this.collidesWithColliders = collidesWithColliders;
return this;
};
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DistanceConstraint.prototype.handleCollisions = function (collidersWithLayers) {
var minX = Math.min(this._particleOne.position.x, this._particleTwo.position.x);
var maxX = Math.max(this._particleOne.position.x, this._particleTwo.position.x);
var minY = Math.min(this._particleOne.position.y, this._particleTwo.position.y);
var maxY = Math.max(this._particleOne.position.y, this._particleTwo.position.y);
};
DistanceConstraint.prototype.solve = function () {
var diff = Vector2.subtract(this._particleOne.position, this._particleTwo.position);
var d = diff.length();
var difference = (this.restingDistance - d) / d;
if (d / this.restingDistance > this.tearSensitivity) {
this.composite.removeConstraint(this);
return;
}
var im1 = 1 / this._particleOne.mass;
var im2 = 1 / this._particleTwo.mass;
var scalarP1 = (im1 / (im1 + im2)) * this.stiffness;
var scalarP2 = this.stiffness - scalarP1;
this._particleOne.position = Vector2.add(this._particleOne.position, Vector2.multiply(diff, new Vector2(scalarP1 * difference, scalarP1 * difference)));
this._particleTwo.position = Vector2.subtract(this._particleTwo.position, Vector2.multiply(diff, new Vector2(scalarP2 * difference, scalarP2 * difference)));
};
DistanceConstraint.prototype.debugRender = function (graphics) {
graphics.lineStyle(1, DebugDefaults.verletConstraintEdge);
graphics.lineTo(this._particleOne.position.x, this._particleOne.position.y);
graphics.lineTo(this._particleTwo.position.x, this._particleTwo.position.y);
graphics.endFill();
};
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DistanceConstraint._polygon = new Polygon(2, 1);
return DistanceConstraint;
}(Constraint));
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var Triangulator = (function () {
function Triangulator() {
this.triangleIndices = [];
this._triPrev = new Array(12);
this._triNext = new Array(12);
}
Triangulator.prototype.triangulate = function (points, arePointsCCW) {
if (arePointsCCW === void 0) { arePointsCCW = true; }
var count = points.length;
this.initialize(count);
var iterations = 0;
var index = 0;
while (count > 3 && iterations < 500) {
iterations++;
var isEar = true;
var a = points[this._triPrev[index]];
var b = points[index];
var c = points[this._triNext[index]];
if (Vector2Ext.isTriangleCCW(a, b, c)) {
var k = this._triNext[this._triNext[index]];
do {
if (Triangulator.testPointTriangle(points[k], a, b, c)) {
isEar = false;
break;
}
k = this._triNext[k];
} while (k != this._triPrev[index]);
}
else {
isEar = false;
}
if (isEar) {
this.triangleIndices.push(this._triPrev[index]);
this.triangleIndices.push(index);
this.triangleIndices.push(this._triNext[index]);
this._triNext[this._triPrev[index]] = this._triNext[index];
this._triPrev[this._triNext[index]] = this._triPrev[index];
count--;
index = this._triPrev[index];
}
else {
index = this._triNext[index];
}
}
this.triangleIndices.push(this._triPrev[index]);
this.triangleIndices.push(index);
this.triangleIndices.push(this._triNext[index]);
if (!arePointsCCW)
this.triangleIndices.reverse();
};
Triangulator.prototype.initialize = function (count) {
this.triangleIndices.length = 0;
if (this._triNext.length < count) {
this._triNext.reverse();
this._triNext = new Array(Math.max(this._triNext.length * 2, count));
}
if (this._triPrev.length < count) {
this._triPrev.reverse();
this._triPrev = new Array(Math.max(this._triPrev.length * 2, count));
}
for (var i = 0; i < count; i++) {
this._triPrev[i] = i - 1;
this._triNext[i] = i + 1;
}
this._triPrev[0] = count - 1;
this._triNext[count - 1] = 0;
};
Triangulator.testPointTriangle = function (point, a, b, c) {
if (Vector2Ext.cross(Vector2.subtract(point, a), Vector2.subtract(b, a)) < 0)
return false;
if (Vector2Ext.cross(Vector2.subtract(point, b), Vector2.subtract(c, b)) < 0)
return false;
if (Vector2Ext.cross(Vector2.subtract(point, c), Vector2.subtract(a, c)) < 0)
return false;
return true;
};
return Triangulator;
}());
var Vector2Ext = (function () {
function Vector2Ext() {
}
Vector2Ext.isTriangleCCW = function (a, center, c) {
return this.cross(Vector2.subtract(center, a), Vector2.subtract(c, center)) < 0;
};
Vector2Ext.cross = function (u, v) {
return u.y * v.x - u.x * v.y;
};
return Vector2Ext;
}());
var WebGLUtils = (function () {
function WebGLUtils() {
}
WebGLUtils.getWebGL = function () {
if (egret.WebGLUtils.checkCanUseWebGL())
return document.querySelector("canvas").getContext("webgl");
throw new Error("cannot get webgl");
};
WebGLUtils.drawUserIndexPrimitives = function (primitiveType, vertexData, vertexOffset, numVertices, indexData, indexOffset, primitiveCount) {
var GL = this.getWebGL();
GL.bindBuffer(GL.ARRAY_BUFFER, 0);
this.checkGLError();
GL.bindBuffer(GL.ELEMENT_ARRAY_BUFFER, 0);
this.checkGLError();
GL.drawElements(primitiveType, this.getElementCountArray(primitiveType, primitiveCount), GL.UNSIGNED_SHORT, indexOffset * 2);
this.checkGLError();
};
WebGLUtils.getElementCountArray = function (primitiveType, primitiveCount) {
var GL = this.getWebGL();
switch (primitiveType) {
case GL.LINES:
return primitiveCount * 2;
case GL.LINE_STRIP:
return primitiveCount + 1;
case GL.TRIANGLES:
return primitiveCount * 3;
case GL.TRIANGLE_STRIP:
return primitiveCount + 2;
}
throw new Error("not support");
};
WebGLUtils.checkGLError = function () {
var GL = this.getWebGL();
var error = GL.getError();
if (error != GL.NO_ERROR) {
throw new Error("GL.GetError() returned" + error);
}
};
return WebGLUtils;
}());