mod- shotgun immuity

js/bullets.js

@@ -475,7 +475,7 @@ const b = {
       requires: "",
       effect() {
         b.modCollisionImmuneCycles += 60;
-        mech.collisionImmune = mech.cycle + b.modCollisionImmuneCycles; //player is immune to collision damage for 30 cycles
+        mech.collisionImmuneCycle = mech.cycle + b.modCollisionImmuneCycles; //player is immune to collision damage for 30 cycles
       },
       remove() {
         b.modCollisionImmuneCycles = 30;
@@ -896,6 +896,23 @@ const b = {
         b.modWaveSpeedBody = 0.25
       }
     },
+    {
+      name: "shotgun spin-statistics",
+      description: "firing your <strong>shotgun</strong> makes you <br><strong>immune</strong> to collisions for <strong>1/2</strong> a second",
+      maxCount: 1,
+      count: 0,
+      allowed() {
+        return b.haveGunCheck("shotgun")
+      },
+      requires: "shotgun",
+      effect() {
+        b.isModShotgunImmune = true;
+      },
+      remove() {
+        b.isModShotgunImmune = false;
+      }
+    },
+
     {
       name: "perfect diamagnetism",
       description: "when <strong>blocking</strong> with the basic <strong>field emitter</strong><br>gain <strong class='color-f'>energy</strong> instead losing it",
@@ -1798,6 +1815,7 @@ const b = {
       isStarterGun: true,
       fire() {
         mech.fireCDcycle = mech.cycle + Math.floor((mech.crouch ? 55 : 30) * b.modFireRate); // cool down
+        if (b.isModShotgunImmune) mech.collisionImmuneCycle = mech.cycle + 30; //player is immune to collision damage for 30 cycles
         b.muzzleFlash(35);
         // mobs.alert(650);
         const side = 13 * b.modBulletSize

js/engine.js

@@ -19,11 +19,7 @@ engine.world.gravity.scale = 0; //turn off gravity (it's added back in later)
 // engine.positionIterations = 100
 // engine.enableSleeping = true
 
-// matter events *********************************************************
-//************************************************************************
-//************************************************************************
-//************************************************************************
-
+// matter events
 function playerOnGroundCheck(event) {
   //runs on collisions events
   function enter() {
@@ -104,8 +100,8 @@ function collisionChecks(event) {
       if (obj.classType === "body" && obj.speed > speedThreshold && obj.mass > massThreshold &&
         (obj.velocity.y > 0 || player.velocity.y > 0)) {
         const v = Vector.magnitude(Vector.sub(player.velocity, obj.velocity));
-        if (v > speedThreshold && mech.collisionImmune < mech.cycle) {
-          mech.collisionImmune = mech.cycle + b.modCollisionImmuneCycles; //player is immune to collision damage for 30 cycles
+        if (v > speedThreshold && mech.collisionImmuneCycle < mech.cycle) {
+          mech.collisionImmuneCycle = mech.cycle + b.modCollisionImmuneCycles; //player is immune to collision damage for 30 cycles
           let dmg = Math.sqrt((v - speedThreshold + 0.1) * (obj.mass - massThreshold)) * 0.01;
           dmg = Math.min(Math.max(dmg, 0.02), 0.15);
           mech.damage(dmg);
@@ -134,8 +130,8 @@ function collisionChecks(event) {
 
         function collideMob(obj) {
           //player + mob collision
-          if (mech.collisionImmune < mech.cycle && (obj === playerBody || obj === playerHead)) {
-            mech.collisionImmune = mech.cycle + b.modCollisionImmuneCycles; //player is immune to collision damage for 30 cycles
+          if (mech.collisionImmuneCycle < mech.cycle && (obj === playerBody || obj === playerHead)) {
+            mech.collisionImmuneCycle = mech.cycle + b.modCollisionImmuneCycles; //player is immune to collision damage for 30 cycles
             mob[k].foundPlayer();
             let dmg = Math.min(Math.max(0.025 * Math.sqrt(mob[k].mass), 0.05), 0.3) * game.dmgScale; //player damage is capped at 0.3*dmgScale of 1.0
             mech.damage(dmg);

js/level.js

@@ -14,11 +14,11 @@ const level = {
   start() {
     if (level.levelsCleared === 0) {
       // level.difficultyIncrease(9)
-      // b.giveGuns("wave beam")
+      b.giveGuns("shotgun")
       // mech.setField("nano-scale manufacturing")
       // for (let i = 0; i < 9; i++) {
       // b.giveMod("mycelium manufacturing");
-      // b.giveMod("anthropic principle");
+      b.giveMod("shotgun spin-statistics");
       // b.giveMod("acute stress response");
       // }
 
@@ -753,7 +753,7 @@ const level = {
     spawn.mapRect(3450, -725, 1500, 50);
     spawn.mapRect(5100, -725, 400, 50);
     spawn.mapRect(4500, -735, 50, 635);
-    spawn.bodyRect(4510, -100, 30, 100, 0.8);
+    spawn.bodyRect(4500, -100, 50, 100);
     spawn.mapRect(4500, -885, 100, 50);
     spawn.spawnStairs(3800, 0, 3, 150, 206); //stairs top exit
     spawn.mapRect(3400, -275, 450, 275); //exit platform

js/player.js

@@ -208,7 +208,7 @@ const mech = {
         mech.hardLandCD = mech.cycle + Math.min(momentum / 6.5 - 6, 40)
 
         // if (b.isModStompPauli) {
-        //   mech.collisionImmune = mech.cycle + b.modCollisionImmuneCycles; //player is immune to collision damage for 30 cycles
+        //   mech.collisionImmuneCycle = mech.cycle + b.modCollisionImmuneCycles; //player is immune to collision damage for 30 cycles
         // }
         if (b.isModStomp) {
           const len = Math.min(25, (momentum - 120) * 0.1)
@@ -456,7 +456,7 @@ const mech = {
     mech.displayHealth();
   },
   defaultFPSCycle: 0, //tracks when to return to normal fps
-  collisionImmune: 0, //used in engine
+  collisionImmuneCycle: 0, //used in engine
   damage(dmg) {
     if (b.isModEntanglement && b.inventory[0] === b.activeGun) {
       for (let i = 0, len = b.inventory.length; i < len; i++) {
@@ -468,7 +468,7 @@ const mech = {
       if (b.isModDeathAvoid && !b.isModDeathAvoidOnCD) { //&& Math.random() < 0.5
         b.isModDeathAvoidOnCD = true;
         mech.health += dmg //undo the damage
-        mech.collisionImmune = mech.cycle + 30 //disable this.collisionImmune bonus seconds
+        mech.collisionImmuneCycle = mech.cycle + 30 //disable this.collisionImmuneCycle bonus seconds
 
         game.wipe = function () { //set wipe to have trails
           ctx.fillStyle = "rgba(255,255,255,0.02)";
@@ -617,13 +617,13 @@ const mech = {
     mech.knee.y = (l / d) * (mech.foot.y - mech.hip.y) + (h / d) * (mech.foot.x - mech.hip.x) + mech.hip.y;
   },
   draw() {
-    // mech.fillColor = (mech.collisionImmune < mech.cycle) ? "#fff" : "rgba(255,255,255,0.1)" //"#cff"
+    // mech.fillColor = (mech.collisionImmuneCycle < mech.cycle) ? "#fff" : "rgba(255,255,255,0.1)" //"#cff"
     ctx.fillStyle = mech.fillColor;
     mech.walk_cycle += mech.flipLegs * mech.Vx;
 
     //draw body
     ctx.save();
-    ctx.globalAlpha = (mech.collisionImmune < mech.cycle) ? 1 : 0.7
+    ctx.globalAlpha = (mech.collisionImmuneCycle < mech.cycle) ? 1 : 0.7
     ctx.translate(mech.pos.x, mech.pos.y);
     mech.calcLeg(Math.PI, -3);
     mech.drawLeg("#4a4a4a");

js/spawn.js

@@ -831,8 +831,8 @@ const spawn = {
         //   });
         // }
         // hitting player
-        if (best.who === player && mech.collisionImmune < mech.cycle) {
-          mech.collisionImmune = mech.cycle + b.modCollisionImmuneCycles; //player is immune to collision damage for 30 cycles
+        if (best.who === player && mech.collisionImmuneCycle < mech.cycle) {
+          mech.collisionImmuneCycle = mech.cycle + b.modCollisionImmuneCycles; //player is immune to collision damage for 30 cycles
           mech.damage(this.dmg);
           //draw damage
           game.drawList.push({ //add dmg to draw queue

todo.txt

@@ -1,9 +1,20 @@
 ************** TODO - n-gon **************
 
-mod - ice crystal nucleaution should slow down mobs
-  add an on hit effect to *1.1 air friction?
+mod - mines return ammo if they don't fire
 
-mod - starter field can block attacks with out draining energy
+mod - firing shotgun makes player collision immune for one second.
+
+gun - buff vacuum bomb
+  its weak late game
+    can't spam it faster
+    bad vs. shields
+    doesn't scale up to huge groups
+  buff collision damage?
+  mod - double explosions?
+  mod - doesn't suck player in?
+  
+
+mod - negative mass field does damage to mobs in zone
 
 mod - rail gun burst on impact into nails