114 lines
2.5 KiB
JavaScript
114 lines
2.5 KiB
JavaScript
//
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// itemController.js
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//--------------------
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// An item controller for scenes. Allows items to be synced to multiple clients.
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// by RHY3756547
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//
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// includes: gl-matrix.js (glMatrix 2.0)
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//
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window.ItemController = function(scene) {
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var t = this;
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t.scene = scene;
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t.items = [];
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t.curInd = 0; //next item index. Max value is insanely high so there shouldn't be much of a problem.
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t.cliID = 0; //client id, used along with item index to specify your items.
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t.time = 0;
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t.addItem = addItem;
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t.changeItem = changeItem;
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t.update = update;
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t.draw = draw;
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var RedShell, Banana, Bomb, BlueShell, Star, MultiItem, Shroom, TripleShroom, QueenShroom, Bullet, Ghost, Squid //these are all null
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var itemFunc = [
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GreenShell,
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RedShell,
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Banana,
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Bomb,
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BlueShell,
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Star,
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MultiItem, //triple shells, lucky 7 if you're into that kind of thing
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Shroom,
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TripleShroom,
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QueenShroom,
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Bullet,
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Ghost,
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Squid
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]
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function update(scene) {
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var itC = t.items.slice(0);
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for (var i=0; i<itC.length; i++) {
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var ent = itC[i];
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ent.update(scene);
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}
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}
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function draw(mvMatrix, pMatrix, gl) {
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for (var i=0; i<t.items.length; i++) {
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var e = t.items[i];
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t.items[i].draw(mvMatrix, pMatrix, gl);
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}
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}
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function addItem(type, ownerKart, params) {
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//sends add item packet. params: itemID, time, params, itemType
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var p = {
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t:"a",
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i:t.itemID++,
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c:t.cliID,
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d:t.time,
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f:type,
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o:ownerKart,
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p:params
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}
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resvPacket(p); //instantly respond to own packets
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}
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function changeItem(item, funcNum, reason, params) {
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//sends change item packet. params: itemID, cliID, function, reason, params
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var p = {
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t:"c",
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i:item.itemID,
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c:item.cliID,
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f:funcNum,
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r:reason,
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p:params
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}
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resvPacket(p); //instantly respond to own packets
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}
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function resvPacket(p) {
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switch (p.t) {
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case "ci":
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var func = itemFunc[p.f];
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if (func != null) {
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var item = new func(scene, scene.karts[p.o], p.d, p.i, p.c, p.p);
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t.items.push(item);
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} else console.error("item id incorrect??")
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break;
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case "~i":
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var it = getItemObj(p.c, p.i);
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if (it != null) {
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var func = it.cFunc[p.f];
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if (func != null) {
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func(p.r, p.p);
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} else console.error("invalid item change function, maybe wrong type?")
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} else console.error("attempt to modify item that is either dead or does not exist")
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break;
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}
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}
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function getItemObj(cli, id) {
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for (var i=0; i<t.items.length; i++) {
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var item = t.items[i];
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if (item.cliID == cli && item.itemID == id) {
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return item;
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}
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}
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}
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} |