94 lines
2.3 KiB
JavaScript
94 lines
2.3 KiB
JavaScript
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//
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// trafficCar.js
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//--------------------
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// Provides multiple types of traffic.
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// by RHY3756547
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//
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// includes:
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// render stuff idk
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//
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window.ObjTruck = function(obji, scene) {
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var obji = obji;
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var res = [];
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var t = this;
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t.pos = vec3.clone(obji.pos);
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//t.angle = vec3.clone(obji.angle);
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t.scale = vec3.clone(obji.scale);
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t.requireRes = requireRes;
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t.provideRes = provideRes;
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t.update = update;
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t.draw = draw;
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t.route = scene.paths[obji.routeID];
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t.routeSpeed = (obji.setting1>>16)/100;
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t.routePos = (obji.setting1&0xFFFF)%t.route.length;
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t.nextNode = t.route[t.routePos];
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t.prevPos = t.pos;
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t.elapsedTime = 0;
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var facingNormal = [0, 1, 0];
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var curNormal = [0, 1, 0];
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var floorNormal = [0, 1, 0];
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function update(scene) {
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//simple behaviour, just follow the path! piece of cake.
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t.elapsedTime += t.routeSpeed;
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t.pos = vec3.lerp([], t.prevPos, t.nextNode.pos, t.elapsedTime/t.nextNode.duration);
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if (t.elapsedTime >= t.nextNode.duration) {
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t.elapsedTime = 0;
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t.prevPos = t.nextNode.pos;
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t.routePos = (t.routePos+1)%t.route.length;
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t.nextNode = t.route[t.routePos];
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}
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facingNormal = vec3.sub([], t.prevPos, t.nextNode.pos)
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vec3.normalize(facingNormal, facingNormal);
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var rate = 0.025
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curNormal[0] += (facingNormal[0]-curNormal[0])*rate;
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curNormal[1] += (facingNormal[1]-curNormal[1])*rate;
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curNormal[2] += (facingNormal[2]-curNormal[2])*rate;
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vec3.normalize(curNormal, curNormal);
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var spos = vec3.clone(t.pos);
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spos[1] += 32;
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var result = lsc.raycast(spos, [0, -100, 0], scene.kcl, 0.05, []);
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if (result != null) {
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floorNormal = result.normal;
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} else {
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floorNormal = [0,1,0];
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}
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}
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function draw(view, pMatrix) {
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var mat = mat4.translate(mat4.create(), view, t.pos);
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mat4.scale(mat, mat, vec3.scale([], t.scale, 16));
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mat4.mul(mat, mat, mat4.invert([], mat4.lookAt([], [0, 0, 0], curNormal, floorNormal)));
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res.mdl[0].draw(mat, pMatrix);
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}
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function requireRes() { //scene asks what resources to load
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switch (obji.ID) {
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case 0x019A:
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return {mdl:[{nsbmd:"car_a.nsbmd"}]}; //one model, car
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case 0x019C:
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return {mdl:[{nsbmd:"truck_a.nsbmd"}]}; //one model, truck
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case 0x0195:
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return {mdl:[{nsbmd:"bus_a.nsbmd"}]}; //one model, bus
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}
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}
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function provideRes(r) {
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res = r; //...and gives them to us. :)
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}
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}
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window.ObjCar = ObjTruck;
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window.ObjBus = ObjTruck;
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