Files
lifeEngine/src/Organism/Cell/Cell.js
MaxRobinsonTheGreat 92d679ca18 mild code refactoring
2020-07-29 15:15:21 -06:00

99 lines
2.7 KiB
JavaScript

const CellTypes = require("./CellTypes");
const Hyperparams = require("../../Hyperparameters");
// A cell exists in a grid map.
class Cell{
constructor(type, col, row, x, y){
this.owner = null;
this.setType(type);
this.col = col;
this.row = row;
this.x = x;
this.y = y;
this.func = null;
}
setType(type) {
this.type = type;
switch(this.type){
case CellTypes.mouth:
this.func = eatFood;
break;
case CellTypes.producer:
this.func = growFood;
break;
case CellTypes.killer:
this.func = killNeighbors;
break;
default:
this.func = null;
}
}
performFunction(env) {
if (this.func == null) return;
this.func(this, env);
}
getColor() {
return CellTypes.colors[this.type];
}
isLiving() {
return this.type != CellTypes.empty &&
this.type != CellTypes.food &&
this.type != CellTypes.wall;
}
}
function eatFood(self, env){
for (var loc of Hyperparams.edibleNeighbors){
var cell = env.grid_map.cellAt(self.col+loc[0], self.row+loc[1]);
eatNeighborFood(self, cell, env);
}
}
function eatNeighborFood(self, n_cell, env){
if (n_cell == null)
return;
if (n_cell.type == CellTypes.food){
env.changeCell(n_cell.col, n_cell.row, CellTypes.empty, null);
self.owner.food_collected++;
}
}
function growFood(self, env){
if (self.owner.is_mover && !Hyperparams.moversCanProduce)
return;
var prob = Hyperparams.foodProdProb;
if (Math.random() * 100 <= prob){
var loc = Hyperparams.growableNeighbors[Math.floor(Math.random() * Hyperparams.growableNeighbors.length)]
var c=loc[0];
var r=loc[1];
var cell = env.grid_map.cellAt(self.col+c, self.row+r);
if (cell != null && cell.type == CellTypes.empty){
env.changeCell(self.col+c, self.row+r, CellTypes.food, null);
return;
}
}
}
function killNeighbors(self, env) {
for (var loc of Hyperparams.killableNeighbors){
var cell = env.grid_map.cellAt(self.col+loc[0], self.row+loc[1]);
killNeighbor(self, cell);
}
}
function killNeighbor(self, n_cell) {
if(n_cell == null || n_cell.owner == null || self.owner == null || n_cell.owner == self.owner || !n_cell.owner.living || n_cell.type == CellTypes.armor)
return;
var is_hit = n_cell.type == CellTypes.killer; // has to be calculated before death
n_cell.owner.harm();
if (is_hit){
self.owner.harm();
}
}
module.exports = Cell;