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added crouch based alt fire for guns

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landgreen
2019-09-14 09:13:00 -07:00
parent 01a596dc22
commit a16bfedfbd
5 changed files with 66 additions and 66 deletions
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71
js/bullets.js
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@@ -234,12 +234,11 @@ const b = {
ammoPack: Infinity, ammoPack: Infinity,
have: false, have: false,
fire() { fire() {
//mech.fireCDcycle = game.cycle + 1 // mech.fireCDcycle = game.cycle + 1
//laser drains energy as well as bullets //laser drains energy as well as bullets
const FIELD_DRAIN = 0.006 const FIELD_DRAIN = 0.006
if (mech.fieldMeter < FIELD_DRAIN) { if (mech.fieldMeter < FIELD_DRAIN) {
mech.fireCDcycle = game.cycle + 120; // cool down if out of energy mech.fireCDcycle = game.cycle + 100; // cool down if out of energy
} else { } else {
mech.fieldMeter -= mech.fieldRegen + FIELD_DRAIN mech.fieldMeter -= mech.fieldRegen + FIELD_DRAIN
let best; let best;
@@ -396,7 +395,7 @@ const b = {
const me = bullet.length; const me = bullet.length;
b.muzzleFlash(15); b.muzzleFlash(15);
// if (Math.random() > 0.2) mobs.alert(500); // if (Math.random() > 0.2) mobs.alert(500);
const dir = (Math.random() - 0.5) * 0.15 + mech.angle; const dir = mech.angle + (Math.random() - 0.5) * ((mech.crouch) ? 0.05 : 0.15);
bullet[me] = Bodies.rectangle(mech.pos.x + 30 * Math.cos(mech.angle), mech.pos.y + 30 * Math.sin(mech.angle), 17, 5, b.fireAttributes(dir)); bullet[me] = Bodies.rectangle(mech.pos.x + 30 * Math.cos(mech.angle), mech.pos.y + 30 * Math.sin(mech.angle), 17, 5, b.fireAttributes(dir));
b.fireProps(5, 40, dir, me); //cd , speed b.fireProps(5, 40, dir, me); //cd , speed
bullet[me].endCycle = game.cycle + 60; bullet[me].endCycle = game.cycle + 60;
@@ -416,12 +415,17 @@ const b = {
// mobs.alert(800); // mobs.alert(800);
const me = bullet.length; const me = bullet.length;
const dir = mech.angle; const dir = mech.angle;
bullet[me] = Bodies.rectangle(mech.pos.x + 50 * Math.cos(mech.angle), mech.pos.y + 50 * Math.sin(mech.angle), 60, 25, b.fireAttributes(dir)); bullet[me] = Bodies.rectangle(mech.pos.x + 50 * Math.cos(mech.angle), mech.pos.y + 50 * Math.sin(mech.angle), 70, 30, b.fireAttributes(dir));
b.fireProps(30, 54, dir, me); //cd , speed b.fireProps(mech.crouch ? 40 : 30, 54, dir, me); //cd , speed
bullet[me].endCycle = game.cycle + 180; bullet[me].endCycle = game.cycle + 180;
bullet[me].do = function () { bullet[me].do = function () {
this.force.y += this.mass * 0.0005; this.force.y += this.mass * 0.0005;
}; };
//knock back
const KNOCK = (mech.crouch) ? 0.015 : 0.15
player.force.x -= KNOCK * Math.cos(dir)
player.force.y -= 0.5 * KNOCK * Math.sin(dir)
} }
}, },
{ {
@@ -432,11 +436,12 @@ const b = {
fire() { fire() {
b.muzzleFlash(20); b.muzzleFlash(20);
// mobs.alert(450); // mobs.alert(450);
let dir = mech.angle - 0.05; const SPREAD = mech.crouch ? 0.03 : 0.14
let dir = mech.angle - SPREAD;
for (let i = 0; i < 3; i++) { for (let i = 0; i < 3; i++) {
const me = bullet.length; const me = bullet.length;
bullet[me] = Bodies.circle(mech.pos.x + 30 * Math.cos(mech.angle), mech.pos.y + 30 * Math.sin(mech.angle), 7, b.fireAttributes(dir)); bullet[me] = Bodies.circle(mech.pos.x + 30 * Math.cos(mech.angle), mech.pos.y + 30 * Math.sin(mech.angle), 7, b.fireAttributes(dir));
b.fireProps(20, 30, dir, me); //cd , speed b.fireProps(mech.crouch ? 30 : 20, mech.crouch ? 34 : 27, dir, me); //cd , speed
Matter.Body.setDensity(bullet[me], 0.0001); Matter.Body.setDensity(bullet[me], 0.0001);
bullet[me].endCycle = game.cycle + 360; bullet[me].endCycle = game.cycle + 360;
bullet[me].dmg = 0.5; bullet[me].dmg = 0.5;
@@ -446,7 +451,7 @@ const b = {
bullet[me].do = function () { bullet[me].do = function () {
this.force.y += this.mass * 0.001; this.force.y += this.mass * 0.001;
}; };
dir += 0.05; dir += SPREAD;
} }
} }
}, },
@@ -460,7 +465,7 @@ const b = {
// mobs.alert(650); // mobs.alert(650);
for (let i = 0; i < 9; i++) { for (let i = 0; i < 9; i++) {
const me = bullet.length; const me = bullet.length;
const dir = (Math.random() - 0.5) * 0.6 + mech.angle; const dir = mech.angle + (Math.random() - 0.5) * (mech.crouch ? 0.1 : 0.6)
bullet[me] = Bodies.rectangle( bullet[me] = Bodies.rectangle(
mech.pos.x + 35 * Math.cos(mech.angle) + 15 * (Math.random() - 0.5), mech.pos.x + 35 * Math.cos(mech.angle) + 15 * (Math.random() - 0.5),
mech.pos.y + 35 * Math.sin(mech.angle) + 15 * (Math.random() - 0.5), mech.pos.y + 35 * Math.sin(mech.angle) + 15 * (Math.random() - 0.5),
@@ -468,7 +473,7 @@ const b = {
11, 11,
b.fireAttributes(dir) b.fireAttributes(dir)
); );
b.fireProps(30, 36 + Math.random() * 11, dir, me); //cd , speed b.fireProps(mech.crouch ? 40 : 30, 36 + Math.random() * 11, dir, me); //cd , speed
bullet[me].endCycle = game.cycle + 60; bullet[me].endCycle = game.cycle + 60;
bullet[me].frictionAir = 0.02; bullet[me].frictionAir = 0.02;
bullet[me].do = function () { bullet[me].do = function () {
@@ -486,7 +491,7 @@ const b = {
const me = bullet.length; const me = bullet.length;
const dir = mech.angle; const dir = mech.angle;
bullet[me] = Bodies.rectangle(mech.pos.x + 40 * Math.cos(mech.angle), mech.pos.y + 40 * Math.sin(mech.angle), 31, 2, b.fireAttributes(dir)); bullet[me] = Bodies.rectangle(mech.pos.x + 40 * Math.cos(mech.angle), mech.pos.y + 40 * Math.sin(mech.angle), 31, 2, b.fireAttributes(dir));
b.fireProps(20, 45, dir, me); //cd , speed b.fireProps((mech.crouch ? 17 : 23), 45, dir, me); //cd , speed
bullet[me].endCycle = game.cycle + 180; bullet[me].endCycle = game.cycle + 180;
bullet[me].dmg = 1; bullet[me].dmg = 1;
b.drawOneBullet(bullet[me].vertices); b.drawOneBullet(bullet[me].vertices);
@@ -518,10 +523,10 @@ const b = {
this.ammoLoaded-- this.ammoLoaded--
const thrust = 0.0003; const thrust = 0.0003;
let dir = mech.angle + 0.1 * (0.5 - Math.random()); let dir = mech.angle + (0.5 - Math.random()) * (mech.crouch ? 0 : 0.1);
const me = bullet.length; const me = bullet.length;
bullet[me] = Bodies.rectangle(mech.pos.x + 40 * Math.cos(mech.angle), mech.pos.y + 40 * Math.sin(mech.angle) - 3, 30, 4, b.fireAttributes(dir)); bullet[me] = Bodies.rectangle(mech.pos.x + 40 * Math.cos(mech.angle), mech.pos.y + 40 * Math.sin(mech.angle) - 3, 30, 4, b.fireAttributes(dir));
b.fireProps(6, -5 - 3 * (0.5 - Math.random()), dir, me); //cd , speed b.fireProps(mech.crouch ? 25 : 6, -3 * (0.5 - Math.random()) + (mech.crouch ? 15 : -8), dir, me); //cd , speed
b.drawOneBullet(bullet[me].vertices); b.drawOneBullet(bullet[me].vertices);
// Matter.Body.setDensity(bullet[me], 0.01) //doesn't help with reducing explosion knock backs // Matter.Body.setDensity(bullet[me], 0.01) //doesn't help with reducing explosion knock backs
bullet[me].force.y += 0.00045; //a small push down at first to make it seem like the missile is briefly falling bullet[me].force.y += 0.00045; //a small push down at first to make it seem like the missile is briefly falling
@@ -618,9 +623,9 @@ const b = {
dir += angleStep dir += angleStep
const me = bullet.length; 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)); 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(20, 24 + 30 * Math.random() - i, dir, me); //cd , speed b.fireProps(mech.crouch ? 30 : 20, 24 + 30 * Math.random() - i, dir, me); //cd , speed
//Matter.Body.setDensity(bullet[me], 0.00001); //Matter.Body.setDensity(bullet[me], 0.00001);
bullet[me].endCycle = game.cycle + 20 + i //16 + Math.ceil(8 * Math.random() bullet[me].endCycle = i + game.cycle + (mech.crouch ? 29 : 18)
bullet[me].restitution = 0; bullet[me].restitution = 0;
bullet[me].friction = 1; bullet[me].friction = 1;
bullet[me].explodeRad = 70 + (Math.random() - 0.5) * 50; bullet[me].explodeRad = 70 + (Math.random() - 0.5) * 50;
@@ -648,7 +653,7 @@ const b = {
const me = bullet.length; const me = bullet.length;
const dir = mech.angle; // + Math.random() * 0.05; const dir = mech.angle; // + Math.random() * 0.05;
bullet[me] = Bodies.circle(mech.pos.x + 30 * Math.cos(mech.angle), mech.pos.y + 30 * Math.sin(mech.angle), 10, b.fireAttributes(dir)); bullet[me] = Bodies.circle(mech.pos.x + 30 * Math.cos(mech.angle), mech.pos.y + 30 * Math.sin(mech.angle), 10, b.fireAttributes(dir));
b.fireProps(8, 26, dir, me); //cd , speed b.fireProps(mech.crouch ? 15 : 8, mech.crouch ? 32 : 24, dir, me); //cd , speed
b.drawOneBullet(bullet[me].vertices); b.drawOneBullet(bullet[me].vertices);
Matter.Body.setDensity(bullet[me], 0.000001); Matter.Body.setDensity(bullet[me], 0.000001);
bullet[me].totalCycles = 120; bullet[me].totalCycles = 120;
@@ -677,7 +682,7 @@ const b = {
const dir = mech.angle; const dir = mech.angle;
bullet[me] = Bodies.circle(mech.pos.x + 30 * Math.cos(mech.angle), mech.pos.y + 30 * Math.sin(mech.angle), 22, b.fireAttributes(dir)); bullet[me] = Bodies.circle(mech.pos.x + 30 * Math.cos(mech.angle), mech.pos.y + 30 * Math.sin(mech.angle), 22, b.fireAttributes(dir));
bullet[me].radius = 22; //used from drawing timer bullet[me].radius = 22; //used from drawing timer
b.fireProps(40, 32, dir, me); //cd , speed b.fireProps(mech.crouch ? 60 : 40, mech.crouch ? 38 : 30, dir, me); //cd , speed
b.drawOneBullet(bullet[me].vertices); b.drawOneBullet(bullet[me].vertices);
Matter.Body.setDensity(bullet[me], 0.000001); Matter.Body.setDensity(bullet[me], 0.000001);
bullet[me].endCycle = game.cycle + 140; bullet[me].endCycle = game.cycle + 140;
@@ -727,7 +732,7 @@ const b = {
const me = bullet.length; const me = bullet.length;
const dir = mech.angle; const dir = mech.angle;
bullet[me] = Bodies.polygon(mech.pos.x + 30 * Math.cos(mech.angle), mech.pos.y + 30 * Math.sin(mech.angle), 20, 4.5, b.fireAttributes(dir)); bullet[me] = Bodies.polygon(mech.pos.x + 30 * Math.cos(mech.angle), mech.pos.y + 30 * Math.sin(mech.angle), 20, 4.5, b.fireAttributes(dir));
b.fireProps(25, 20, dir, me); //cd , speed b.fireProps(mech.crouch ? 45 : 25, mech.crouch ? 26 : 17, dir, me); //cd , speed
b.drawOneBullet(bullet[me].vertices); b.drawOneBullet(bullet[me].vertices);
Matter.Body.setDensity(bullet[me], 0.000001); Matter.Body.setDensity(bullet[me], 0.000001);
bullet[me].endCycle = game.cycle + 100; bullet[me].endCycle = game.cycle + 100;
@@ -739,9 +744,15 @@ const b = {
bullet[me].do = function () { bullet[me].do = function () {
const SCALE = 1.017 const SCALE = 1.017
Matter.Body.scale(this, SCALE, SCALE); Matter.Body.scale(this, SCALE, SCALE);
this.frictionAir += 0.00021; this.frictionAir += 0.00023;
this.force.y += this.mass * 0.00045; this.force.y += this.mass * 0.00045;
//draw green glow
ctx.fillStyle = "rgba(0,200,125,0.16)";
ctx.beginPath();
ctx.arc(this.position.x, this.position.y, 26, 0, 2 * Math.PI);
ctx.fill();
}; };
//spawn bullets on end //spawn bullets on end
@@ -821,9 +832,8 @@ const b = {
ammoPack: 25, ammoPack: 25,
have: false, have: false,
fire() { fire() {
const MAX_SPEED = 6
const THRUST = 0.0015 const THRUST = 0.0015
const dir = mech.angle + 0.7 * (Math.random() - 0.5); const dir = mech.angle + (Math.random() - 0.5) * 0.7;
const me = bullet.length; const me = bullet.length;
const RADIUS = 4 + 4 * Math.random() const RADIUS = 4 + 4 * Math.random()
bullet[me] = Bodies.circle(mech.pos.x + 30 * Math.cos(mech.angle), mech.pos.y + 30 * Math.sin(mech.angle), RADIUS, { bullet[me] = Bodies.circle(mech.pos.x + 30 * Math.cos(mech.angle), mech.pos.y + 30 * Math.sin(mech.angle), RADIUS, {
@@ -844,11 +854,10 @@ const b = {
isFollowMouse: true, isFollowMouse: true,
onDmg() { onDmg() {
this.lockedOn = null this.lockedOn = null
}, //this.endCycle = 0 //triggers despawn },
onEnd() {}, onEnd() {},
do() { do() {
this.force.y += this.mass * 0.0002; this.force.y += this.mass * 0.0002;
//find mob targets //find mob targets
if (!(game.cycle % this.lookFrequency)) { if (!(game.cycle % this.lookFrequency)) {
// this.close = null; // this.close = null;
@@ -878,9 +887,8 @@ const b = {
} else if (this.isFollowMouse) { //accelerate towards mouse } else if (this.isFollowMouse) { //accelerate towards mouse
this.force = Matter.Vector.mult(Matter.Vector.normalise(Matter.Vector.sub(this.position, game.mouseInGame)), -this.mass * THRUST) this.force = Matter.Vector.mult(Matter.Vector.normalise(Matter.Vector.sub(this.position, game.mouseInGame)), -this.mass * THRUST)
} }
// speed cap instead of friction to give more agility // speed cap instead of friction to give more agility
if (this.speed > MAX_SPEED) { if (this.speed > 6) {
Matter.Body.setVelocity(this, { Matter.Body.setVelocity(this, {
x: this.velocity.x * 0.97, x: this.velocity.x * 0.97,
y: this.velocity.y * 0.97 y: this.velocity.y * 0.97
@@ -888,8 +896,7 @@ const b = {
} }
} }
}) })
// b.fireAttributes(dir)); b.fireProps(mech.crouch ? 15 : 10, mech.crouch ? 26 : 2, dir, me); //cd , speed
b.fireProps(10, MAX_SPEED, dir, me); //cd , speed
b.drawOneBullet(bullet[me].vertices); b.drawOneBullet(bullet[me].vertices);
// Matter.Body.setDensity(bullet[me], 0.000001); // Matter.Body.setDensity(bullet[me], 0.000001);
// bullet[me].onDmg = function () { // bullet[me].onDmg = function () {
@@ -905,7 +912,7 @@ const b = {
fire() { fire() {
const me = bullet.length; const me = bullet.length;
const DIR = mech.angle const DIR = mech.angle
const wiggleMag = (mech.flipLegs === 1) ? 0.0045 : -0.0045 const wiggleMag = ((mech.flipLegs === 1) ? 1 : -1) * ((mech.crouch) ? 0.0025 : 0.0045)
bullet[me] = Bodies.circle(mech.pos.x + 25 * Math.cos(DIR), mech.pos.y + 25 * Math.sin(DIR), 10, { bullet[me] = Bodies.circle(mech.pos.x + 25 * Math.cos(DIR), mech.pos.y + 25 * Math.sin(DIR), 10, {
angle: DIR, angle: DIR,
cycle: -0.43, //adjust this number until the bullets line up with the cross hairs cycle: -0.43, //adjust this number until the bullets line up with the cross hairs
@@ -913,7 +920,7 @@ const b = {
inertia: Infinity, inertia: Infinity,
frictionAir: 0, frictionAir: 0,
minDmgSpeed: 0, minDmgSpeed: 0,
dmg: 0.1, //damage done in addition to the damage from momentum dmg: 0.15, //damage done in addition to the damage from momentum
classType: "bullet", classType: "bullet",
collisionFilter: { collisionFilter: {
category: 0x000100, category: 0x000100,
@@ -940,8 +947,8 @@ const b = {
} }
}); });
World.add(engine.world, bullet[me]); //add bullet to world World.add(engine.world, bullet[me]); //add bullet to world
mech.fireCDcycle = game.cycle + 4; // cool down mech.fireCDcycle = game.cycle + (mech.crouch ? 6 : 4); // cool down
const SPEED = 4.5; const SPEED = mech.crouch ? 6 : 4.5;
Matter.Body.setVelocity(bullet[me], { Matter.Body.setVelocity(bullet[me], {
x: SPEED * Math.cos(DIR), x: SPEED * Math.cos(DIR),
y: SPEED * Math.sin(DIR) y: SPEED * Math.sin(DIR)

49
js/index.js
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@@ -4,6 +4,7 @@
run fast when shift is pressed run fast when shift is pressed
drains fieldMeter drains fieldMeter
walking animation isn't going to look good
give mobs more animal-like behaviors give mobs more animal-like behaviors
like rainworld like rainworld
@@ -15,44 +16,36 @@ give mobs more animal-like behaviors
when low on life or after taking a large hit when low on life or after taking a large hit
mobs can fight each other mobs can fight each other
this might be hard to code this might be hard to code
when not near other mobs they try to group up. isolated mobs try to group up.
gun power ups general gun power ups
+explosion radius +explosion radius
+dmg +dmg
life steal life steal
ice bullets (reduce mob velocity on dmg)
+bullet size +bullet size
get bonus ammo / reduced ammo use get bonus ammo / reduced ammo use
bullets pass through walls +reduced cs on fire (faster fire rate)
unlimited ammo capacity
add in a max ammo capacity
mutators (as a power up)
infinite ammo
or just more ammo from drops?
or 50% chance to not use up a bullet?
increased fire rate for guns
how to make laser fire faster?
orbiting orb fires at random targets orbiting orb fires at random targets
missiles at random targets missiles at random targets
low gravity specific gun power ups
double jumps laser: less energy use
higher horizontal run speed? rapid fire: less drag, less gravity, less randomness
one shot: larger bullet
super balls: fire 4 balls
spray: less drag +range
needles: +dmg, or faster fire rate
missiles: larger explosion radius
flak: + more projectiles per shot
M80: larger explosion radius
grenades: larger explosion radius
spore: quicker hatching, more spores spawn, +dmg
drones: last longer
wave beam: longer range
vampire damage down key to modify gun
shield (recharges fast, but only upto 10% of life) needles: +dmg, slower fire rate
Active use abilities (can get ideas from spacetime)
blink (short distance teleport)
would reverse if they end up in solid wall
beacon teleport
push (push blocks, mobs, and bullets away from player)
invulnerability (force field that stops mobs and bullets)
burst of speed
intangible (can move through bodies, bullets, and mobs. Not map elements)
game mechanics game mechanics
mechanics that support the physics engine mechanics that support the physics engine

6
js/level.js
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@@ -13,7 +13,7 @@ const level = {
// game.zoomScale = 1400 //1400 // game.zoomScale = 1400 //1400
if (game.levelsCleared === 0) { if (game.levelsCleared === 0) {
this.intro(); //starting level this.intro(); //starting level
b.giveGuns(0) // set a starting gun for testing // b.giveGuns(11) // set a starting gun for testing
// game.levelsCleared = 3; //for testing to simulate all possible mobs spawns // game.levelsCleared = 3; //for testing to simulate all possible mobs spawns
// this.bosses(); // this.bosses();
// this.testingMap(); // this.testingMap();
@@ -353,8 +353,8 @@ const level = {
spawn.wireKnee(); spawn.wireKnee();
spawn.wireKneeLeft(); spawn.wireKneeLeft();
spawn.wireHead(); spawn.wireHead();
spawn.mapRect(1400, -700, 50, 300); //ground // spawn.mapRect(1400, -700, 50, 300); //ground
spawn.healer(1600, -500) // spawn.healer(1600, -500)
// spawn.healer(1600, -500) // spawn.healer(1600, -500)
// spawn.healer(1900, -500) // spawn.healer(1900, -500)
// spawn.healer(1000, -500) // spawn.healer(1000, -500)

4
js/player.js
View File

@@ -263,7 +263,7 @@ const mech = {
} }
//come to a stop if fast or if no move key is pressed //come to a stop if fast or if no move key is pressed
if (player.speed > 4) { if (player.speed > 4) {
const stoppingFriction = (this.crouch) ? 0.7 : 0.89; const stoppingFriction = (this.crouch) ? 0.65 : 0.89; // this controls speed when crouched
Matter.Body.setVelocity(player, { Matter.Body.setVelocity(player, {
x: player.velocity.x * stoppingFriction, x: player.velocity.x * stoppingFriction,
y: player.velocity.y * stoppingFriction y: player.velocity.y * stoppingFriction
@@ -333,7 +333,7 @@ const mech = {
} }
//come to a stop if fast or if no move key is pressed //come to a stop if fast or if no move key is pressed
if (player.speed > 4) { if (player.speed > 4) {
const stoppingFriction = (this.crouch) ? 0.7 : 0.89; const stoppingFriction = (this.crouch) ? 0.65 : 0.89;
Matter.Body.setVelocity(player, { Matter.Body.setVelocity(player, {
x: player.velocity.x * stoppingFriction, x: player.velocity.x * stoppingFriction,
y: player.velocity.y * stoppingFriction y: player.velocity.y * stoppingFriction

2
js/spawn.js
View File

@@ -1,6 +1,6 @@
//main object for spawning things in a level //main object for spawning things in a level
const spawn = { const spawn = {
pickList: ["healer", "healer"], pickList: ["starter", "starter"],
fullPickList: [ fullPickList: [
"chaser", "chaser", "chaser", "chaser", "chaser", "chaser",
"striker", "striker", "striker", "striker",