From b1587926ab3bf9bfb7f5e56f5723ef6b91dc97a8 Mon Sep 17 00:00:00 2001
From: Andrew Kesterson <andrew@aklabs.net>
Date: Thu, 26 Jun 2014 07:54:27 -0700
Subject: [PATCH] #3 : Hunting behavior partially implemented, character
 wanders around inside a box looking for the player. Needs to stop/turn, and
 for some reason the state never ends.

---
 moonlight/src/AISprite.js  | 23 ++++++++++++++++++++++-
 moonlight/src/Constants.js |  7 +++++--
 moonlight/src/main.js      |  2 +-
 3 files changed, 28 insertions(+), 4 deletions(-)

diff --git a/moonlight/src/AISprite.js b/moonlight/src/AISprite.js
index 2bc0cae..2620b2d 100644
--- a/moonlight/src/AISprite.js
+++ b/moonlight/src/AISprite.js
@@ -461,7 +461,26 @@ var AISprite = function(game, x, y, key, frame) {
     this.action_huntplayer = function()
     {
 	console.log("I AM HUNTING FOR THE PLAYER");
-	setSpriteMovement(this);
+	if ( this.path.length < 1 ||
+	     this.path_index >= this.path.length ) {
+	    var curmap = game.state.states.game.map;
+	    var intgridx = parseInt(this.state_changed_at.x/32);
+	    var intgridy = parseInt(this.state_changed_at.y/32);
+	    var boundleft = Math.max(0, (intgridx - this.hunt_radius));
+	    var boundtop = Math.max(0, (intgridy - this.hunt_radius));
+	    var boundright = Math.min(curmap.width, (intgridx + this.hunt_radius));
+	    var boundbottom = Math.min(curmap.height, (intgridy + this.hunt_radius));
+	    var destx = game.rnd.integerInRange(boundleft, boundright);
+	    var desty = game.rnd.integerInRange(boundtop, boundbottom);
+	    this.target = new Phaser.Sprite(game, destx*32, desty*32, null);
+	}
+	if ( isSet(this.target) ) {
+	    this.chasetarget(this.target,
+			     STATE_NONE,
+			     STATE_MOVING,
+			     false
+			    );
+	}
     }
 
     this.action_wander = function()
@@ -523,6 +542,7 @@ var AISprite = function(game, x, y, key, frame) {
 	this.clearWordBubble();	
 	this.state = STATE_UNAWARE;
 	this.state_changed_at = new Phaser.Point(this.x, this.y);
+	this.hunt_radius = parseInt(this.hunt_radius);
 	this.sprite_can_see_lightmeter = Number(this.sprite_can_see_lightmeter);
 	this.sprite_canmove = parseBoolean(this.sprite_canmove);
 	this.sprite_awareness_duration = parseInt(this.sprite_awareness_duration);
@@ -567,6 +587,7 @@ var AISprite = function(game, x, y, key, frame) {
     this.path = [];
     this.state_changed_at = new Phaser.Point(this.x, this.y);
     this.target = null;
+    this.hunt_radius = 5;
     this.path_tweens = [];
     this.path_maximum_steps = 4;
     this.awareness_change_enabled = true;
diff --git a/moonlight/src/Constants.js b/moonlight/src/Constants.js
index 21300ca..cc6b4cf 100644
--- a/moonlight/src/Constants.js
+++ b/moonlight/src/Constants.js
@@ -1,9 +1,12 @@
+SCREEN_WIDTH = 640;
+SCREEN_HEIGHT = 480;
+
 SPEED_WALKING = 8;
 SPEED_RUNNING = 14;
 
 // Millisecond durations per tweens, per tile
-TWEEN_DURATION_PERPIXEL_RUNNING = 5;
-TWEEN_DURATION_PERPIXEL_WALKING = 9;
+TWEEN_DURATION_PERPIXEL_RUNNING = 6;
+TWEEN_DURATION_PERPIXEL_WALKING = 12;
 TWEEN_DURATION_PERTILE_RUNNING = TWEEN_DURATION_PERPIXEL_RUNNING * 32;
 TWEEN_DURATION_PERTILE_WALKING = TWEEN_DURATION_PERPIXEL_WALKING * 32;
 
diff --git a/moonlight/src/main.js b/moonlight/src/main.js
index 4c952cc..d4c75cd 100644
--- a/moonlight/src/main.js
+++ b/moonlight/src/main.js
@@ -2,7 +2,7 @@
 var pathfinder = null;
 var pathfinder_grid = null;
 
-var game = new Phaser.Game(640, 480, Phaser.AUTO, '');
+var game = new Phaser.Game(SCREEN_WIDTH, SCREEN_HEIGHT, Phaser.AUTO, '');
 
 game.state.add('boot', Boot, false);
 game.state.add('preloader', Preloader, false);