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added new gun - swarm

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This commit is contained in:
landgreen
2019-09-02 05:19:16 -07:00
parent 866cd8ad64
commit 3a99ec016d
3 changed files with 111 additions and 7 deletions
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114
js/bullets.js
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@@ -563,23 +563,23 @@ const b = {
{
name: "flak",
ammo: 0,
ammoPack: 9,
ammoPack: 18,
have: false,
fire() {
b.muzzleFlash(30);
const totalBullets = 7
const totalBullets = 5
const angleStep = 0.08 / totalBullets
let dir = mech.angle - angleStep * totalBullets / 2;
for (let i = 0; i < totalBullets; i++) { //5 -> 7
dir += angleStep
const me = bullet.length;
bullet[me] = Bodies.rectangle(mech.pos.x + 50 * Math.cos(mech.angle), mech.pos.y + 50 * Math.sin(mech.angle), 17, 4, b.fireAttributes(dir));
b.fireProps(35, 25 + 25 * Math.random(), dir, me); //cd , speed
b.fireProps(20, 24 + 30 * Math.random() - i, dir, me); //cd , speed
//Matter.Body.setDensity(bullet[me], 0.00001);
bullet[me].endCycle = game.cycle + 16 + Math.ceil(7 * Math.random())
bullet[me].endCycle = game.cycle + 20 + i //16 + Math.ceil(8 * Math.random()
bullet[me].restitution = 0;
bullet[me].friction = 1;
bullet[me].explodeRad = 90 + (Math.random() - 0.5) * 50;
bullet[me].explodeRad = 70 + (Math.random() - 0.5) * 50;
bullet[me].onEnd = b.explode;
bullet[me].onDmg = function () {
this.endCycle = 0; //bullet ends cycle after hitting a mob and triggers explosion
@@ -646,6 +646,110 @@ const b = {
};
}
},
{
name: "swarm",
ammo: 0,
ammoPack: 4,
have: false,
fire() {
const me = bullet.length;
const dir = mech.angle;
bullet[me] = Bodies.circle(mech.pos.x + 30 * Math.cos(mech.angle), mech.pos.y + 30 * Math.sin(mech.angle), 20, b.fireAttributes(dir));
bullet[me].radius = 22; //used from drawing timer
b.fireProps(50, 12, dir, me); //cd , speed
b.drawOneBullet(bullet[me].vertices);
Matter.Body.setDensity(bullet[me], 0.000001);
bullet[me].endCycle = game.cycle + 160;
bullet[me].frictionAir = 0.01;
bullet[me].friction = 0;
bullet[me].restitution = 0.5;
// Matter.Body.setDensity(bullet[me], 0.000001);
// bullet[me].friction = 0.15;
// bullet[me].restitution = 0;
// bullet[me].explodeRad = 350 + Math.floor(Math.random() * 60);
bullet[me].minDmgSpeed = 1;
bullet[me].onDmg = function () {
this.endCycle = 0; //bullet ends cycle after doing damage //this triggers explosion
};
bullet[me].do = function () {
//extra gravity for harder arcs
this.force.y += this.mass * 0.002;
};
//spawn bullets on end
bullet[me].onEnd = function () {
const NUM = 12
for (let i = 0; i < NUM; i++) {
const bIndex = bullet.length;
bullet[bIndex] = Bodies.circle(this.position.x, this.position.y, 5, {
// density: 0.0015, //frictionAir: 0.01,
restitution: 1,
angle: dir,
friction: 0,
frictionAir: 0.01,
dmg: 0, //damage done in addition to the damage from momentum
classType: "bullet",
collisionFilter: {
category: 0x000100,
mask: 0x000011 //mask: 0x000101, //for self collision
},
minDmgSpeed: 1,
onDmg() {
this.endCycle = 0; //bullet ends cycle after doing damage
},
onEnd() {},
lookFrequency: 20 + Math.floor(12 * Math.random()),
do() {
this.force.y += this.mass * 0.00025; // high gravity because of the high friction
if (!(game.cycle % this.lookFrequency)) {
this.close = null;
this.lockedOn = null;
let closeDist = Infinity;
for (let i = 0, len = mob.length; i < len; ++i) {
if (
mob[i].alive &&
mob[i].dropPowerUp &&
Matter.Query.ray(map, this.position, mob[i].position).length === 0 &&
Matter.Query.ray(body, this.position, mob[i].position).length === 0
) {
const targetVector = Matter.Vector.sub(this.position, mob[i].position)
const dist = Matter.Vector.magnitude(targetVector);
if (dist < closeDist) {
this.close = mob[i].position;
closeDist = dist;
this.lockedOn = Matter.Vector.normalise(targetVector);
}
}
}
}
//accelerate towards mobs
if (this.lockedOn) {
const THRUST = this.mass * 0.001
this.force.x -= THRUST * this.lockedOn.x
this.force.y -= THRUST * this.lockedOn.y
}
},
});
bullet[bIndex].endCycle = game.cycle + 300 + Math.floor(Math.random() * 120);
bullet[bIndex].dmg = 1.6;
// bullet[bIndex].explodeRad = 100 + Math.floor(Math.random() * 30);
// bullet[bIndex].onEnd = b.explode; //makes bullet do explosive damage before despawn
const SPEED = 9;
const ANGLE = 2 * Math.PI * Math.random()
Matter.Body.setVelocity(bullet[bIndex], {
x: SPEED * Math.cos(ANGLE),
y: SPEED * Math.sin(ANGLE)
});
World.add(engine.world, bullet[bIndex]); //add bullet to world
}
}
}
},
{
name: "M80",
ammo: 0,

2
js/level.js
View File

@@ -12,7 +12,7 @@ const level = {
start() {
// game.zoomScale = 1400 //1400
if (game.levelsCleared === 0) {
this.intro();
this.intro(); //starting level
// spawn.setSpawnList();
// game.levelsCleared = 3; //for testing to simulate all possible mobs spawns
// this.bosses();

2
js/powerups.js
View File

@@ -62,7 +62,7 @@ const powerUps = {
effect() {
//only get ammo for guns player has
let target;
console.log(b.inventory.length)
// console.log(b.inventory.length)
if (b.inventory.length > 0) {
//add ammo to a gun in inventory
target = b.guns[b.inventory[Math.floor(Math.random() * (b.inventory.length))]];