5f68bc687f
new mob: pulsar - aims at player and does damage in an circle (set to 3x chance to show up until the next patch) several tech that were nonrefundable now can be removed and refunded added several bug fixes
233 lines
11 KiB
JavaScript
233 lines
11 KiB
JavaScript
//matter.js ***********************************************************
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// module aliases
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const Engine = Matter.Engine,
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World = Matter.World,
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Events = Matter.Events,
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Composites = Matter.Composites,
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Composite = Matter.Composite,
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Constraint = Matter.Constraint,
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Vertices = Matter.Vertices,
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Query = Matter.Query,
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Body = Matter.Body,
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Bodies = Matter.Bodies,
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Vector = Matter.Vector;
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// create an engine
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const engine = Engine.create();
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engine.world.gravity.scale = 0; //turn off gravity (it's added back in later)
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// engine.velocityIterations = 100
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// engine.positionIterations = 100
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// engine.enableSleeping = true
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// matter events
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function playerOnGroundCheck(event) {
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//runs on collisions events
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function enter() {
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m.numTouching++;
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if (!m.onGround) {
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m.onGround = true;
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if (m.crouch) {
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if (m.checkHeadClear()) {
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m.undoCrouch();
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} else {
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m.yOffGoal = m.yOffWhen.crouch;
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}
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} else {
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//sets a hard land where player stays in a crouch for a bit and can't jump
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//crouch is forced in groundControl below
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const momentum = player.velocity.y * player.mass //player mass is 5 so this triggers at 26 down velocity, unless the player is holding something
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if (momentum > 130) {
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m.doCrouch();
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m.yOff = m.yOffWhen.jump;
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m.hardLandCD = m.cycle + Math.min(momentum / 6.5 - 6, 40)
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} else {
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m.yOffGoal = m.yOffWhen.stand;
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}
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}
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}
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}
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const pairs = event.pairs;
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for (let i = 0, j = pairs.length; i != j; ++i) {
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let pair = pairs[i];
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if (pair.bodyA === jumpSensor) {
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m.standingOn = pair.bodyB; //keeping track to correctly provide recoil on jump
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if (m.standingOn.alive !== true) enter();
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} else if (pair.bodyB === jumpSensor) {
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m.standingOn = pair.bodyA; //keeping track to correctly provide recoil on jump
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if (m.standingOn.alive !== true) enter();
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}
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}
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m.numTouching = 0;
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}
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function playerOffGroundCheck(event) {
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//runs on collisions events
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const pairs = event.pairs;
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for (let i = 0, j = pairs.length; i != j; ++i) {
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if (pairs[i].bodyA === jumpSensor || pairs[i].bodyB === jumpSensor) {
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if (m.onGround && m.numTouching === 0) {
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m.onGround = false;
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m.hardLandCD = 0 // disable hard landing
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if (m.checkHeadClear()) {
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if (m.crouch) {
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m.undoCrouch();
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}
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m.yOffGoal = m.yOffWhen.jump;
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}
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}
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}
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}
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}
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function collisionChecks(event) {
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const pairs = event.pairs;
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for (let i = 0, j = pairs.length; i != j; i++) {
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//mob + (player,bullet,body) collisions
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for (let k = 0; k < mob.length; k++) {
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if (mob[k].alive && m.alive) {
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if (pairs[i].bodyA === mob[k]) {
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collideMob(pairs[i].bodyB);
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break;
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} else if (pairs[i].bodyB === mob[k]) {
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collideMob(pairs[i].bodyA);
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break;
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}
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function collideMob(obj) {
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//player + mob collision
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if (
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m.immuneCycle < m.cycle &&
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(obj === playerBody || obj === playerHead) &&
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// (obj === player) &&
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!(tech.isFreezeHarmImmune && (mob[k].isSlowed || mob[k].isStunned))
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) {
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mob[k].foundPlayer();
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let dmg = Math.min(Math.max(0.025 * Math.sqrt(mob[k].mass), 0.05), 0.3) * simulation.dmgScale; //player damage is capped at 0.3*dmgScale of 1.0
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if (tech.isRewindAvoidDeath && m.energy > 0.66) { //CPT reversal runs in m.damage, but it stops the rest of the collision code here too
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m.damage(dmg);
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return
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}
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if (tech.isFlipFlop) {
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if (tech.isFlipFlopOn) {
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tech.isFlipFlopOn = false
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if (document.getElementById("tech-flip-flop")) document.getElementById("tech-flip-flop").innerHTML = ` = <strong>OFF</strong>`
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m.eyeFillColor = 'transparent'
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if (!tech.isFlipFlopHarm) m.damage(dmg);
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} else {
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tech.isFlipFlopOn = true //immune to damage this hit, lose immunity for next hit
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if (document.getElementById("tech-flip-flop")) document.getElementById("tech-flip-flop").innerHTML = ` = <strong>ON</strong>`
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m.eyeFillColor = m.fieldMeterColor //'#0cf'
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m.damage(dmg);
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}
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} else {
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m.damage(dmg); //normal damage
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}
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if (tech.isPiezo) m.energy += 20.48;
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if (tech.isBayesian) powerUps.ejectTech()
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if (mob[k].onHit) mob[k].onHit(k);
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m.immuneCycle = m.cycle + tech.collisionImmuneCycles; //player is immune to damage for 30 cycles
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//extra kick between player and mob //this section would be better with forces but they don't work...
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let angle = Math.atan2(player.position.y - mob[k].position.y, player.position.x - mob[k].position.x);
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Matter.Body.setVelocity(player, {
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x: player.velocity.x + 8 * Math.cos(angle),
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y: player.velocity.y + 8 * Math.sin(angle)
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});
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Matter.Body.setVelocity(mob[k], {
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x: mob[k].velocity.x - 8 * Math.cos(angle),
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y: mob[k].velocity.y - 8 * Math.sin(angle)
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});
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if (tech.isAnnihilation && !mob[k].shield && !mob[k].isShielded && !mob[k].isBoss && mob[k].dropPowerUp && m.energy > 0.34 * m.maxEnergy) {
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m.energy -= 0.33 * m.maxEnergy
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m.immuneCycle = 0; //player doesn't go immune to collision damage
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mob[k].death();
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simulation.drawList.push({ //add dmg to draw queue
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x: pairs[i].activeContacts[0].vertex.x,
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y: pairs[i].activeContacts[0].vertex.y,
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radius: dmg * 2000,
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color: "rgba(255,0,255,0.2)",
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time: simulation.drawTime
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});
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} else {
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simulation.drawList.push({ //add dmg to draw queue
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x: pairs[i].activeContacts[0].vertex.x,
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y: pairs[i].activeContacts[0].vertex.y,
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radius: dmg * 500,
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color: simulation.mobDmgColor,
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time: simulation.drawTime
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});
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}
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return;
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// }
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}
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//mob + bullet collisions
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if (obj.classType === "bullet" && obj.speed > obj.minDmgSpeed) {
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obj.beforeDmg(mob[k]); //some bullets do actions when they hits things, like despawn //forces don't seem to work here
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let dmg = b.dmgScale * (obj.dmg + 0.15 * obj.mass * Vector.magnitude(Vector.sub(mob[k].velocity, obj.velocity)))
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if (tech.isCrit && mob[k].isStunned) dmg *= 4
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mob[k].foundPlayer();
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mob[k].damage(dmg);
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simulation.drawList.push({ //add dmg to draw queue
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x: pairs[i].activeContacts[0].vertex.x,
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y: pairs[i].activeContacts[0].vertex.y,
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radius: Math.log(2 * dmg + 1.1) * 40,
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color: simulation.playerDmgColor,
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time: simulation.drawTime
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});
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return;
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}
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//mob + body collisions
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if (obj.classType === "body" && obj.speed > 6) {
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const v = Vector.magnitude(Vector.sub(mob[k].velocity, obj.velocity));
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if (v > 9) {
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let dmg = 0.05 * b.dmgScale * v * obj.mass * tech.throwChargeRate;
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if (mob[k].isShielded) dmg *= 0.35
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mob[k].damage(dmg, true);
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if (tech.isBlockPowerUps && !mob[k].alive && mob[k].dropPowerUp) {
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let type = tech.isEnergyNoAmmo ? "heal" : "ammo"
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if (Math.random() < 0.4) {
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type = "heal"
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} else if (Math.random() < 0.3 && !tech.isSuperDeterminism) {
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type = "research"
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}
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powerUps.spawn(mob[k].position.x, mob[k].position.y, type);
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// for (let i = 0, len = Math.ceil(2 * Math.random()); i < len; i++) {}
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}
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const stunTime = dmg / Math.sqrt(obj.mass)
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if (stunTime > 0.5) mobs.statusStun(mob[k], 30 + 60 * Math.sqrt(stunTime))
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if (mob[k].distanceToPlayer2() < 1000000 && !m.isCloak) mob[k].foundPlayer();
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if (tech.fragments && obj.speed > 10 && !obj.hasFragmented) {
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obj.hasFragmented = true;
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b.targetedNail(obj.position, tech.fragments * 4)
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}
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simulation.drawList.push({
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x: pairs[i].activeContacts[0].vertex.x,
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y: pairs[i].activeContacts[0].vertex.y,
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radius: Math.log(2 * dmg + 1.1) * 40,
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color: simulation.playerDmgColor,
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time: simulation.drawTime
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});
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return;
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}
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}
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}
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}
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}
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}
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}
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//determine if player is on the ground
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Events.on(engine, "collisionStart", function(event) {
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playerOnGroundCheck(event);
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// playerHeadCheck(event);
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collisionChecks(event);
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});
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Events.on(engine, "collisionActive", function(event) {
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playerOnGroundCheck(event);
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// playerHeadCheck(event);
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});
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Events.on(engine, "collisionEnd", function(event) {
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playerOffGroundCheck(event);
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}); |