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eddy current brake

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mod perfect diamagnetism: eddy current brake - mobs have a speed limit when they are near you
This commit is contained in:
landgreen
2020-10-05 08:55:48 -07:00
parent 7947e69d4d
commit 0d2a570ebd
5 changed files with 46 additions and 26 deletions
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31
js/player.js
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@@ -1303,20 +1303,6 @@ const mech = {
// mech.fieldArc = 0.3; //run calculateFieldThreshold after setting fieldArc, used for powerUp grab and mobPush with lookingAt(mob)
// mech.calculateFieldThreshold();
mech.hold = function () {
//cap mob speed based on distance
for (let i = 0; i < mob.length; i++) {
const distance = Vector.magnitude(Vector.sub(mech.pos, mob[i].position))
const range = 1000
if (distance < range) {
const cap = Math.max(0.01 * distance, 4)
if (mob[i].speed > cap) {
Matter.Body.setVelocity(mob[i], Vector.mult(Vector.normalise(mob[i].velocity), cap)); //set velocity to cap, but keep the direction
}
}
}
const wave = Math.sin(mech.cycle * 0.022);
mech.fieldRange = 170 + 12 * wave
mech.fieldArc = 0.33 + 0.045 * wave //run calculateFieldThreshold after setting fieldArc, used for powerUp grab and mobPush with lookingAt(mob)
@@ -1361,6 +1347,23 @@ const mech = {
mech.holdingTarget = null; //clears holding target (this is so you only pick up right after the field button is released and a hold target exists)
}
mech.drawFieldMeter()
if (mod.isPerfectBrake) { //cap mob speed around player
const range = 400 + 120 * wave
for (let i = 0; i < mob.length; i++) {
const distance = Vector.magnitude(Vector.sub(mech.pos, mob[i].position))
if (distance < range) {
const cap = mob[i].isShielded ? 7 : 3.5
if (mob[i].speed > cap && Vector.dot(mob[i].velocity, Vector.sub(mech.pos, mob[i].position)) > 0) { // if velocity is directed towards player
Matter.Body.setVelocity(mob[i], Vector.mult(Vector.normalise(mob[i].velocity), cap)); //set velocity to cap, but keep the direction
}
}
}
ctx.beginPath();
ctx.arc(mech.pos.x, mech.pos.y, range, 0, 2 * Math.PI);
ctx.fillStyle = "hsla(200,50%,61%,0.08)";
ctx.fill();
}
}
}
},