71 lines
No EOL
1.4 KiB
JavaScript
71 lines
No EOL
1.4 KiB
JavaScript
function Player(you) {
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let pos = { x: Math.random() * 5000 - 50, y: Math.random() * 5000 - 50 };
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let camera = { x: -pos.x, y: -pos.y };
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let vel = { x: 0, y: 0 };
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this.camera = camera;
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this.pos = pos;
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this.vel = vel;
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this.rot = 0;
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this.dir = 1;
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this.ticks = 0;
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this.health = 100;
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this.you = you;
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}
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Player.prototype.bump = function () {
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let player = this;
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if (player.ticks < 10) {
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player.dir *= -1;
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}
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player.vel.x *= 0.3;
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player.vel.y *= 0.3;
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player.vel.x += Math.sin(player.rot) * 12;
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player.vel.y -= Math.cos(player.rot) * 12;
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player.ticks = 0;
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}
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Player.prototype.handleTick = function(game) {
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let { player } = game;
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let ent = this;
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ent.pos.x += ent.vel.x;
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ent.pos.y += ent.vel.y;
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ent.vel.x *= 0.9;
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ent.vel.y *= 0.9;
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ent.rot += 0.03 * ent.dir;
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ent.rot = ent.rot % (Math.PI * 10);
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ent.camera.x = -ent.pos.x * 0.1 + ent.camera.x * 0.9;
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ent.camera.y = -ent.pos.y * 0.1 + ent.camera.y * 0.9;
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ent.ticks++;
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let dist = ((ent.pos.x - player.pos.x) ** 2) + ((ent.pos.y - player.pos.y) ** 2);
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let dp = (Math.sin(ent.rot) * (ent.pos.x - player.pos.x))
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- (Math.cos(ent.rot) * (ent.pos.y - player.pos.y));
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dp /= dist;
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dp *= 10;
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if (ent.you) return;
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if (Math.random() < -dp && Math.random() > 3 / (ent.ticks+2)) {
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ent.bump();
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}
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if (Math.sqrt(dist) < 96 / 2) {
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player.health --;
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}
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} |