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improve grappling hook physics and rendering

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This commit is contained in:
Asraelite 2016-03-27 02:22:49 +01:00
parent 4753f879e5
commit 663305bd23
11 changed files with 129 additions and 55 deletions
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23
server/game/room/world/body/projectile/grapple.js
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@ -12,8 +12,8 @@ class Grapple extends Projectile {
this.xvel = pos.xvel;
this.yvel = pos.yvel;
this.r = pos.r;
this.xvel += Math.cos(this.r) * 0.4;
this.yvel += Math.sin(this.r) * 0.4;
this.xvel += Math.cos(this.r) * 0.25;
this.yvel += Math.sin(this.r) * 0.25;
this.welded = false;
@ -22,8 +22,8 @@ class Grapple extends Projectile {
this.type = 'grapple';
this.frame = [
[[0, -8], [5, -12], [4, 0], [0, 0]],
[[0, 0], [4, 0], [5, 12], [0, 8]]
[[0, -8], [5, -12], [2, 0], [0, 0]],
[[0, 0], [2, 0], [5, 12], [0, 8]]
];
}
@ -39,24 +39,25 @@ class Grapple extends Projectile {
connect() {
let p1 = { x: 0, y: 0.5 };
let p2 = { x: 4, y: 0 };
let p2 = { x: 0.0625, y: 0 };
this.rope = new Rope(this.player.ship, this, p1, p2);
this.rope.initLength = 6;
this.world.addCopula(this.rope);
this.rope.length = 5;
}
contact(body, contact) {
if (this.welded || body == this.source)
return;
this.welded = true;
let normal = this.world.physics.contactData(contact).normal;
let normal = this.world.physics.contactData(contact).worldNormal;
let angle = Math.atan2(normal.y, normal.x);
this.b2body.SetAngleRadians(angle);
this.world.weld(this, body);
this.setRotation(angle + Math.PI);
this.b2body.SetAngularVelocity(0);
this.setVelocity(0, 0);
this.world.weld(this, body, { x: 0.15625, y: 0 });
this.welded = true;
}
tickType() {
}
packTypeDelta() {