snake

snakeBoss - boss with a tail that grows longer after damage or eating power ups

trying out putting actual system error messages directly into the in-game console

charmed baryons: 0.66->0.8x movement
grappling hook field: 0.6->0.5 damage taken

js/index.js

@@ -12,6 +12,10 @@ Math.hash = s => {
 
 // document.getElementById("seed").placeholder = Math.initialSeed = Math.floor(Date.now() % 100000) //random every time:  just the time in milliseconds UTC
 
+window.addEventListener('error', error => {
+    simulation.makeTextLog(`<strong style='color:red;'>ERROR:</strong> ${error.message}  <u>${error.filename}:${error.lineno}</u>`)
+});
+
 document.getElementById("seed").placeholder = Math.initialSeed = String(Math.floor(Date.now() % 100000))
 Math.seed = Math.abs(Math.hash(Math.initialSeed)) //update randomizer seed in case the player changed it
 Math.seededRandom = function (min = 0, max = 1) { // in order to work 'Math.seed' must NOT be undefined

js/level.js

@@ -56,9 +56,9 @@ const level = {
             // for (let i = 0; i < 1; i++) powerUps.directSpawn(-50, -70, "difficulty", false);
             // spawn.mapRect(575, -700, 25, 425);  //block mob line of site on testing
             // level.testing();
-            
+
             // for (let i = 0; i < 1; ++i) spawn.snakeBoss(1400, -500)
-                // for (let i = 0; i < 2; i++) powerUps.directSpawn(800, -100, "coupling");
+            // for (let i = 0; i < 2; i++) powerUps.directSpawn(800, -100, "coupling");
             // Matter.Body.setPosition(player, { x: -200, y: -3330 });
             // for (let i = 0; i < 4; ++i) spawn.sucker(1300, -500 + 100 * Math.random())
             // spawn.hopper(1900, -500)

js/spawn.js

@@ -6,8 +6,8 @@ const spawn = {
         "orbitalBoss", "historyBoss", "shooterBoss", "cellBossCulture", "bomberBoss", "spiderBoss", "launcherBoss", "laserTargetingBoss",
         "powerUpBoss", "powerUpBossBaby", "streamBoss", "pulsarBoss", "spawnerBossCulture", "grenadierBoss", "growBossCulture", "blinkBoss",
         "snakeSpitBoss", "laserBombingBoss", "blockBoss", "revolutionBoss", "slashBoss", "shieldingBoss",
-        "timeSkipBoss", "dragonFlyBoss", "beetleBoss", "sneakBoss", "mantisBoss",
+        "timeSkipBoss", "dragonFlyBoss", "beetleBoss", "sneakBoss", "mantisBoss", "laserLayerBoss",
-        "laserLayerBoss"
+        "snakeBoss",
     ],
     bossTypeSpawnOrder: [], //preset list of boss names calculated at the start of a run by the randomSeed
     bossTypeSpawnIndex: 0, //increases as the boss type cycles
@@ -3870,111 +3870,182 @@ const spawn = {
         };
     },
     snakeBoss(x, y) {
-        mobs.spawn(x, y, 0, 30, `rgba(255,0,200)`); //"rgb(221,102,119)"
+        mobs.spawn(x, y, 0, 25, `rgba(255,0,200)`); //"rgb(221,102,119)"
         let me = mob[mob.length - 1];
         me.stroke = "transparent"; //used for drawGhost
-        // Matter.Body.setStatic(me, true); //make static,    breaks game on player collision
+        Matter.Body.setDensity(me, 0.03); //extra dense //normal is 0.001 //makes effective life much larger
-        Matter.Body.setDensity(me, 0.002); //extra dense //normal is 0.001 //makes effective life much larger
         me.isBoss = true;
-        me.damageReduction = 0.02
+        me.damageReduction = 0.6
         me.startingDamageReduction = me.damageReduction
         me.isInvulnerable = false
         me.nextHealthThreshold = 0.75
         me.invulnerableCount = 0
-
         me.history = []
-        for (let i = 0; i < 15; i++) {
+        for (let i = 0; i < 20; i++) {
             me.history.push({ x: me.position.x + i, y: me.position.y })
         }
         me.frictionStatic = 0;
         me.friction = 0;
         me.memory = 240
         me.seePlayerFreq = 55
-        me.delay = 6 + 4 * simulation.CDScale;
+        me.delay = 4 + 2 * simulation.CDScale;//8 + 3 * simulation.CDScale;
         me.nextBlinkCycle = me.delay;
-        me.radius = 30
+        me.JumpDistance = 0//set in redMode()
-        me.JumpDistance = me.radius * 2
         // spawn.shield(me, x, y, 1);
         me.collisionFilter.mask = cat.bullet | cat.map //| cat.body  //cat.player |
+        me.powerUpNames = []
+        me.redMode = function () {
+            this.color = `rgba(255,0,200,`
+            this.fill = this.color + '1)'
+            this.JumpDistance = 20
+            let cycle = () => {
+                if (this.radius < 25) {
+                    if (m.alive && this.JumpDistance === 20) requestAnimationFrame(cycle);
+                    if (!simulation.paused && !simulation.isChoosing) {
+                        const scale = 1.01;
+                        Matter.Body.scale(this, scale, scale);
+                        this.radius *= scale;
+                    }
+                }
+            }
+            requestAnimationFrame(cycle);
+        }
+        me.redMode();
+        me.blueMode = function () {
+            this.color = `rgba(0,0,255,`//`rgba(255,0,200,`
+            this.fill = this.color + '1)'
+            this.JumpDistance = 37 //adjust this number in the IF below
+            let cycle = () => {
+                if (this.radius > 14) {
+                    if (m.alive && this.JumpDistance === 37) requestAnimationFrame(cycle);
+                    if (!simulation.paused && !simulation.isChoosing) {
+                        const scale = 0.96;
+                        Matter.Body.scale(this, scale, scale);
+                        this.radius *= scale;
+                    }
+                }
+            }
+            requestAnimationFrame(cycle);
+        }
         me.onDamage = function () {
             if (this.health < this.nextHealthThreshold) {
                 this.health = this.nextHealthThreshold - 0.01
                 this.nextHealthThreshold = Math.floor(this.health * 4) / 4 //0.75,0.5,0.25
-                this.invulnerableCount = 90
+                this.invulnerableCount = 300
                 this.isInvulnerable = true
                 this.damageReduction = 0
-                this.laserDelay = 130
+                if (this.history.length < 200) for (let i = 0; i < 11; i++) this.history.unshift(this.history[0])
-                const where = this.history[0]
+                this.blueMode()
-                for (let i = 0; i < 10; i++) {
-                    this.history.unshift(where)
-                }
             }
         };
         me.onDeath = function () {
             powerUps.spawnBossPowerUp(this.position.x, this.position.y)
+
+            //respawn all eaten power ups
+            let i = 0
+            let cycle = () => {
+                if (i < this.powerUpNames.length) {
+                    if (m.alive) requestAnimationFrame(cycle);
+                    if (!simulation.paused && !simulation.isChoosing && powerUp.length < 300) {
+                        const index = Math.floor(Math.random() * this.history.length) //random segment of tail
+                        const where = { x: this.history[index].x + 25 * (Math.random() - 0.5), y: this.history[index].y + 25 * (Math.random() - 0.5) }
+                        powerUps.spawn(where.x, where.y, this.powerUpNames[i]);
+                        i++
+                    }
+                }
+            }
+            requestAnimationFrame(cycle);
         }
         me.do = function () {
-            const color = `rgba(255,0,200,${0.3 + 0.07 * Math.random()})`
+            const color = this.color + (0.35 + 0.25 * Math.random()) + ')'
+            //check for player collisions in between each segment
+            if (m.immuneCycle < m.cycle) {
+                for (let i = 0; i < this.history.length - 1; i++) {
+                    if (Matter.Query.ray([player], this.history[i], this.history[i + 1], 10).length > 0) {
+                        m.immuneCycle = m.cycle + m.collisionImmuneCycles + 60
+                        const dmg = 0.25 * simulation.dmgScale
+                        m.damage(dmg);
+                        simulation.drawList.push({ //add dmg to draw queue
+                            x: m.pos.x,
+                            y: m.pos.y,
+                            radius: dmg * 1500,//30,
+                            color: color,
+                            time: 20
+                        });
 
-            //check for player in between each segment
+                        //reset tail length for a sec to prevent repeat damage
-            for (let i = 0; i < this.history.length - 1; i++) {
+                        for (let i = 0, len = this.history.length; i < len; i++) {
-                if (Matter.Query.ray([player], this.history[i], this.history[i + 1], 10).length > 0) {
+                            this.history[i] = { x: this.position.x, y: this.position.y }
-                    m.damage(0.004 * simulation.dmgScale);
+                        }
-                    simulation.drawList.push({ //add dmg to draw queue
+                        break
-                        x: m.pos.x,
+                    }
-                        y: m.pos.y,
-                        radius: 30,
-                        color: color,
-                        time: 10
-                    });
-                    break
                 }
             }
 
             if (this.nextBlinkCycle < simulation.cycle) { //teleport towards the player
                 this.nextBlinkCycle = simulation.cycle + this.delay;
+                if (this.isSlowed) this.nextBlinkCycle += this.delay
+                if (this.isStunned) this.nextBlinkCycle += this.delay * 3
+
                 //custom see player by history code
                 let move = (target = this.seePlayer.position) => {
                     const dist = Vector.sub(target, this.position);
+
                     Matter.Body.translate(this, Vector.mult(Vector.normalise(dist), this.JumpDistance));
                     Matter.Body.setVelocity(this, { x: 0, y: 0 });
-                    Matter.Body.setAngle(this, 0);
+                    // Matter.Body.setAngle(this, 0);
                     Matter.Body.setAngularVelocity(this, 0)
                     //track previous locations for the tail
                     this.history.push({ x: this.position.x, y: this.position.y }) //add newest to end
                     this.history.shift() //remove first (oldest)
                 }
-                //look for close powers up in line of sight
+                //look for close power ups in line of sight
                 let close = {
-                    dist2: Infinity,
+                    dist: Infinity,
-                    targetPos: null
+                    targetPos: null,
+                    index: null,
                 }
                 for (let i = 0; i < powerUp.length; i++) {
                     if (Matter.Query.ray(map, this.position, powerUp[i].position).length === 0) {
-                        const dist = Vector.magnitudeSquared(Vector.sub(this.position, powerUp[i].position))
+                        const dist = Vector.magnitude(Vector.sub(this.position, powerUp[i].position))
-                        if (dist < close.dist2) {
+                        if (dist < close.dist) {
                             close = {
-                                dist2: dist,
+                                dist: dist,
-                                // targetPos: { x: powerUp[i].position.x, y: powerUp[i].position.y }
+                                target: powerUp[i],
-                                target: powerUp[i]
+                                index: i,
                             }
                         }
                     }
                 }
-                if (close.dist2 < 5000 * 5000) {
+                if (close.dist < 3000) { //chase power ups if they are near
-                    //chase power ups
                     move(close.target.position)
+
                     //check if close to power up and eat it
-                    if (close.dist2 < 200 * 200) {
+                    if (close.dist < this.JumpDistance + 2 * this.radius) {
-                        //eat power up
+                        this.powerUpNames.push(close.target.name)  //save name to return power ups after this mob dies
+                        Matter.Composite.remove(engine.world, close.target);
+                        powerUp.splice(close.index, 1);
+                        this.health = 1 //heal to full
+                        //add more segments to tail
+                        if (this.history.length < 200) for (let i = 0; i < 4; i++) this.history.unshift(this.history[0])
+                        //draw pickup for a single cycle
+                        ctx.beginPath();
+                        ctx.moveTo(this.position.x, this.position.y);
+                        ctx.lineTo(close.target.position.x, close.target.position.y);
+                        ctx.strokeStyle = "#000"
+                        ctx.lineWidth = 4
+                        ctx.stroke();
                     }
 
-                } else if (Matter.Query.ray(map, this.position, this.playerPosRandomY()).length === 0 && !m.isCloak) {
+                    //go eat blocks to heal?
+                    // } else if (this.health < 0.6) {
+
+                } else if (Matter.Query.ray(map, this.position, this.playerPosRandomY()).length === 0 && !m.isCloak) { //chase player
                     this.seePlayer.yes = true;
                     this.locatePlayer();
                     if (!this.seePlayer.yes) this.seePlayer.yes = true;
                     move()
-                } else if (this.seePlayer.recall) {
+                } else if (this.seePlayer.recall) { //chase player's history
                     this.lostPlayer();
                     if (!m.isCloak) {
                         for (let i = 0; i < 50; i++) { //if lost player lock onto a player location in history
@@ -3998,6 +4069,7 @@ const spawn = {
                 if (this.invulnerableCount < 0) {
                     this.isInvulnerable = false
                     this.damageReduction = this.startingDamageReduction
+                    this.redMode()
                 }
                 //draw invulnerable
                 ctx.beginPath();

js/tech.js

@@ -8745,7 +8745,7 @@ const tech = {
     },
     {
         name: "charmed baryons",
-        description: `<strong>0.66x</strong> <strong>movement</strong> and <strong>jumping</strong><br><strong class='color-worm'>wormholes</strong> cost <strong>zero</strong> <strong class='color-f'>energy</strong>`,
+        description: `<strong>0.8x</strong> <strong>movement</strong> and <strong>jumping</strong><br><strong class='color-worm'>wormholes</strong> cost <strong>zero</strong> <strong class='color-f'>energy</strong>`,
         isFieldTech: true,
         maxCount: 1,
         count: 0,
@@ -8757,8 +8757,8 @@ const tech = {
         requires: "wormhole, not affine connection",
         effect() {
             tech.isFreeWormHole = true
-            tech.baseFx *= 0.66
+            tech.baseFx *= 0.8
-            tech.baseJumpForce *= 0.66
+            tech.baseJumpForce *= 0.8
             m.setMovement()
         },
         //also removed in m.setHoldDefaults() if player switches into a bad field

todo.txt

@@ -1,29 +1,19 @@
 ******************************************************** NEXT PATCH **************************************************
 
-renamed MACHO -> dark matter
+snakeBoss - boss with a tail that grows longer after damage or eating power ups
-tech: MACHO - dark matter is active when you are outside not inside it's range, 1.5 to dark matter effects
+  maybe have it eat blocks too?
-tech: dark energy - inside dark matter regen 10 energy
-tech: stability - 0.3x damage taken if health equals maxHealth
-tech: instability - 2x damage if damage taken is 1x
-tech: control theory - 1.5x damage if health equals maxHealth
-tech: inertial confinement - while charging tokamak you can fly, but energy drains
-tech: stellarator - after firing a block with tokamak, spawn up to 5 heals
 
-boss health nerf: almost every boss has ~0.8x less health
+trying out putting actual system error messages directly into the in-game console
-  secondary bosses also spawn 2 ammo
-aerostat 0.85->0.9 damage on the ground
-Pauli exclusion 6->8 seconds of invulnerable after getting hit
-Gibbs free energy 2->0 research cost, 1.01->1.05 damage scales with energy below 100->maxEnergy
-cache 15->17x ammo
 
-several bug fixes
+charmed baryons: 0.66->0.8x movement
+grappling hook field: 0.6->0.5 damage taken
 
 ******************************************************* DESIGN ******************************************************
 
 priorities    
   synergies between tech
     difficult to achieve synergies that feel so powerful they are game breaking / changing
-  randomized content adds repeatability
+  randomized content that adds repeatability
     bosses, mobs, levels, tech
   graphical indicators of tech effects and quantity
   subtle lore woven into unexpected places
@@ -44,19 +34,11 @@ list of powerful synergies
 
 *********************************************************** TODO *****************************************************
 
-snakeBoss - boss with a tail that grows longer
+merge multiple power ups of the same type if nearby
-  improve behavior for when it can't see player
+  5-10 ammo, research, coupling can merge to form a slightly larger power up version
-    wander around looking for power ups
+    check for merger possibility every 60 seconds?
-      what if it gets lost?
+    adjust mass spawns to just spawn larger power ups versions and change?
-  eat power ups
+      spawnDelay
-    eject them after you die
-    get longer after eating
-  eat mobs?
-  eat blocks?
-  modes:    recolor tail based on modes
-    hunting power ups -> small + fast : blue cyan
-    hunting player -> attack? : red/pink
-    slow high defense : white
 
 white laser
   what to name?  not much in wikipedia
@@ -71,6 +53,9 @@ tech: atomic pile - lose 1 health if you are above the maximum energy
   do damage?
   plasma torch tech?
 
+field tech: molecular assembler - every time you spawn a drone/spore/... become immune to damage for time
+  scales with how much energy was used to spawn drone/...
+
 make some explosions have less knock back?
   annoying with flame test, boom bot?
 
@@ -1282,7 +1267,7 @@ possible names for tech
   Josephson junction - superconducting junction
   Pyroelectricity - voltage from temp changes - upgrade from piezoelectricity 
   Unruh effect - accelerating makes heat/thermal particles
-  configuration space - holds the position of everything
+  configuration space - holds the position of everything (related to fermions/bosons and particle interactions)
   stress–energy tensor
   radioisotope thermoelectric generator - 
   retrovirus: these things make JUNK DNA so link it somehow to that tech?