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added flammable tiles (closes #1)

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Nathan DECHER
2020-04-07 14:37:15 +02:00
parent a87b4679f4
commit ea79ba1dfa
5 changed files with 61 additions and 31 deletions
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src/js/assets.js
+1
View File
@@ -5,6 +5,7 @@ const assetSpecs=[
{ name: 'superFruit', filename: 'peach-rainbow-anim.png', type: 'image' },
{ name: 'decayFruit', filename: 'peach-decay-anim.png', type: 'image' },
{ name: 'wall', filename: 'wall32.png', type: 'image' },
{ name: 'flammable', filename: 'oil32.png', type: 'image' },
{ name: 'hole', filename: 'hole-ts.png', type: 'image' },
{ name: 'fire', filename: 'fire-anim.png', type: 'image' },
{ name: 'snake', filename: 'snake.json', type: 'json' },
src/js/snek.js
+51 -22
View File
@@ -1,4 +1,4 @@
const [EMPTY, FOOD, SUPER_FOOD, DECAY_FOOD, WALL, FIRE, HOLE, HOLE_S, SNAKE]=Array(255).keys();
const [EMPTY, FOOD, SUPER_FOOD, DECAY_FOOD, WALL, FIRE, FLAMMABLE, FLAMMABLE_S, HOLE, HOLE_S, SNAKE]=Array(255).keys();
class SnekGame {
constructor(settings, canvas, rules) {
@@ -22,6 +22,7 @@ class SnekGame {
case 'w': return WALL;
case 'o': return HOLE;
case 'i': return FIRE;
case 'I': return FLAMMABLE;
}
})();
}
@@ -65,8 +66,9 @@ class SnekGame {
// add the holes
if(settings.holes) settings.holes.forEach(([x, y]) => this.world[x][y]=HOLE);
// add the fires
// add the fires and flammable tiles
if(settings.fires) settings.fires.forEach(([x, y]) => this.world[x][y]=FIRE);
if(settings.flammable) settings.flammable.forEach(([x, y]) => this.world[x][y]=FLAMMABLE);
// add the food
settings.food.forEach(([x, y]) => this.world[x][y]=FOOD);
@@ -117,7 +119,7 @@ class SnekGame {
worldWrap: true,
winCondition: 'none',
scoreSystem: 'fruit',
netPlay: false,
fireTickSpeed: 10,
autoSizeGrow: false,
autoSpeedIncrease: false
}, rules, settings.rules || {});
@@ -127,6 +129,19 @@ class SnekGame {
return Date.now()-this.firstStep;
}
getTilesOfType(type) {
return this
.world
.map(
(l, x) => l
.map(
(r, y) => r==type?[x,y]:null
).filter(
a => a
)
).flat();
}
draw() {
const assets=require('assets');
const config=require('config');
@@ -170,6 +185,7 @@ class SnekGame {
const wall=assets.get('wall');
const hole=assets.get('hole');
const fire=assets.get('fire');
const flammable=assets.get('flammable');
const superFruit=assets.get('superFruit');
const decayFruit=assets.get('decayFruit');
const putTile=(x, y, tile) => this.ctx.drawImage(
@@ -221,6 +237,11 @@ class SnekGame {
// however, the tileset only handles convex shapes
}
case FLAMMABLE:
case FLAMMABLE_S:
putTile(x, y, flammable);
break;
case SUPER_FOOD:
putTileAnim(x, y, superFruit);
break;
@@ -228,12 +249,12 @@ class SnekGame {
}
}
// draw our decaying fruits
// draw our decaying fruits (they have more information than just XY, so they need to be drawn here
this.decayFood.forEach(([x, y, birth]) =>
putTileAnimPercent(x, y, decayFruit, (this.playTime-birth)/2000)
);
// draw our snake
// draw our snake (it gets drawn completely differently, so here it goes)
const snake=assets.get('snake');
this.ctx.fillStyle=snake.color;
this.ctx.strokeStyle=snake.color;
@@ -367,6 +388,9 @@ class SnekGame {
case HOLE_S:
this.world[tail[0]][tail[1]]=HOLE;
break;
case FLAMMABLE_S:
this.world[tail[0]][tail[1]]=FLAMMABLE;
break;
default:
this.world[tail[0]][tail[1]]=EMPTY;
}
@@ -416,9 +440,8 @@ class SnekGame {
// you eat, you grow
case FOOD:
// re-grow the snake
// re-grow the snake partially (can't hit the tail, but it's there for all other intents and purposes
this.snake.push(tail);
this.world[tail[0]][tail[1]]=SNAKE;
this.length++;
// remove the fruit from existence
@@ -430,21 +453,9 @@ class SnekGame {
// increase score
this.score++;
// list empty cells
const getEmptyCells=() =>
this.world
.map(
(l, x) => l
.map(
(r, y) => r==EMPTY?[x,y]:null
).filter(
a => a
)
).flat();
// custom rules
if(this.rules.fruitRegrow) {
const emptyCells=getEmptyCells();
const emptyCells=this.getTilesOfType(EMPTY);
const cell=emptyCells[Math.floor(Math.random()*emptyCells.length)];
this.fruits.push(cell);
@@ -453,7 +464,7 @@ class SnekGame {
if(this.rules.superFruitGrow) {
if(Math.random()<.1) { // 10% chance
const emptyCells=getEmptyCells();
const emptyCells=this.getTilesOfType(EMPTY);
const cell=emptyCells[Math.floor(Math.random()*emptyCells.length)];
this.world[cell[0]][cell[1]]=SUPER_FOOD;
}
@@ -461,7 +472,7 @@ class SnekGame {
if(this.rules.decayingFruitGrow) {
if(Math.random()<.2) { // 20% chance
const emptyCells=getEmptyCells();
const emptyCells=this.getTilesOfType(EMPTY);
const cell=emptyCells[Math.floor(Math.random()*emptyCells.length)];
this.world[cell[0]][cell[1]]=DECAY_FOOD;
this.decayFood.push([cell[0], cell[1], this.playTime]);
@@ -479,6 +490,9 @@ class SnekGame {
case HOLE:
this.world[head[0]][head[1]]=HOLE_S;
break;
case FLAMMABLE:
this.world[head[0]][head[1]]=FLAMMABLE_S;
break;
default:
this.world[head[0]][head[1]]=SNAKE;
}
@@ -504,6 +518,21 @@ class SnekGame {
if(this.tickId%this.rules.autoSizeGrowTicks==0) this.snake.push(tail);
}
// fire tick
if(this.tickId%this.rules.fireTickSpeed==0) {
const touchingFire=([x, y]) => {
const surrounding=[
this.world[x][y-1],
this.world[x][y+1],
(this.world[x-1]||[])[y],
(this.world[x+1]||[])[y]
];
return surrounding.some(tile => tile==FIRE);
};
if(this.getTilesOfType(FLAMMABLE_S).some(touchingFire)) return this.die();
this.getTilesOfType(FLAMMABLE).filter(touchingFire).forEach(([x, y]) => this.world[x][y]=FIRE);
}
// victory condition
if(this.rules.winCondition=='fruit') {
if(!this.fruits.length) return this.win();