wip

src/gameStateMutators.ts

@@ -1,4 +1,4 @@
-import {Ball, BallLike, Coin, colorString, GameState, PerkId} from "./types";
+import {Ball, BallLike, Coin, colorString, GameState, PerkId, ReusableArray} from "./types";
 
 import {
     brickCenterX,
@@ -1244,3 +1244,23 @@ export function ballTick(gameState: GameState, ball: Ball, delta: number) {
         }
     }
 }
+
+function append<T>(makeItem:(match:T|null)=>T,where:ReusableArray<T>){
+    while(where.list[where.indexMin] && !where.list[where.indexMin].destroyed
+        && where.indexMin<where.list.length){
+        where.indexMin++
+    }
+
+    if(where.indexMin<where.list.length){
+        makeItem(where.list[where.indexMin])
+        where.indexMin++
+    }else{
+        where.list.push(makeItem(null))
+    }
+}
+
+function destroy<T>(where:ReusableArray<T>, index:number){
+    where.list[index].destroyed=true
+    where.indexMin = Math.min(where.indexMin, index)
+
+}

src/newGameState.ts

@@ -5,6 +5,7 @@ import {defaultSounds, getPossibleUpgrades, makeEmptyPerksMap, sumOfKeys,} from
 import {dontOfferTooSoon, resetBalls} from "./gameStateMutators";
 import {isOptionOn} from "./options";
 
+
 export function newGameState(params: RunParams): GameState {
   const totalScoreAtRunStart = getTotalScore();
   const firstLevel = params?.level
@@ -49,8 +50,10 @@ export function newGameState(params: RunParams): GameState {
     balls: [],
     ballsColor: "white",
     bricks: [],
-    flashes: [],
-    coins: [],
+    lights: {indexMin:0,list:[]},
+    particles: {indexMin:0,list:[]},
+    texts: {indexMin:0,list:[]},
+    coins: {indexMin:0,list:[]},
     levelStartScore: 0,
     levelMisses: 0,
     levelSpawnedCoins: 0,

src/types.d.ts

@@ -150,6 +150,13 @@ export type PerksMap = {
   [k in PerkId]: number;
 };
 
+// TODO ensure T has a destroyed;boolean field
+export type ReusableArray<T> = {
+  // All items below that index should not be destroyed
+  indexMin:number;
+  list:T[]
+}
+
 export type RunHistoryItem = RunStats & {
   perks?: PerksMap;
   appVersion?: string;
@@ -213,8 +220,12 @@ export type GameState = {
   // Array of bricks to display. 'black' means bomb. '' means no brick.
   bricks: colorString[];
 
-  flashes: Flash[];
-  coins: Coin[];
+
+
+  particles: ReusableArray<ParticleFlash>
+  texts: ReusableArray<TextFlash>
+  lights: ReusableArray<BallFlash>
+  coins: ReusableArray<Coin>;
   levelStartScore: number;
   levelMisses: number;
   levelSpawnedCoins: number;