Added body cell functionality

2020-08-17 23:35:47 -06:00
parent 3589df3919
commit 3f05fbe7f9
24 changed files with 598 additions and 294 deletions
--- a/src/Organism/Cell/BodyCells/EyeCell.js
+++ b/src/Organism/Cell/BodyCells/EyeCell.js
@@ -0,0 +1,81 @@
+const CellStates = require("../CellStates");
+const BodyCell = require("./BodyCell");
+const Hyperparams = require("../../../Hyperparameters");
+const Directions = require("../../Directions");
+const Observation = require("../../Perception/Observation")
+
+class EyeCell extends BodyCell{
+    constructor(org, loc_col, loc_row){
+        super(CellStates.eye, org, loc_col, loc_row);
+        this.org.has_eyes = true;
+    }
+
+    initInherit(parent) {
+        // deep copy parent values
+        super.initInherit(parent);
+        this.direction = parent.direction;
+    }
+    
+    initRandom() {
+        // initialize values randomly
+        this.direction = Directions.getRandomDirection();
+    }
+
+    initDefault() {
+        // initialize to default values
+        this.direction = Directions.up;
+    }
+
+    getAbsoluteDirection() {
+        var dir = this.org.rotation + this.direction;
+        if (dir > 3)
+            dir -= 4;
+        return dir;
+    }
+
+    performFunction() {
+        var obs = this.look();
+        this.org.brain.observe(obs);
+    }
+
+    look() {
+        var env = this.org.env;
+        var direction = this.getAbsoluteDirection();
+        var addCol = 0;
+        var addRow = 0;
+        switch(direction) {
+            case Directions.up:
+                addRow = -1;
+                break;
+            case Directions.down:
+                addRow = 1;
+                break;
+            case Directions.right:
+                addCol = 1;
+                break;
+            case Directions.left:
+                addCol = -1;
+                break;
+        }
+        var start_col = this.getRealCol();
+        var start_row = this.getRealRow();
+        var col = start_col;
+        var row = start_row;
+        var cell = null;
+        for (var i=0; i<Hyperparams.lookRange; i++){
+            col+=addCol;
+            row+=addRow;
+            cell = env.grid_map.cellAt(col, row);
+            if (cell == null) {
+                break;
+            }
+            if (cell.state != CellStates.empty){
+                var distance = Math.abs(start_col-col) + Math.abs(start_row-row);
+                return new Observation(cell, distance, direction);
+            }
+        }
+        return new Observation(cell, Hyperparams.lookRange, direction);
+    }
+}
+
+module.exports = EyeCell;