Moved more polyfill code into the engine proper

assets/scripts/children_test.toy

@@ -0,0 +1,30 @@
+import node;
+
+//util to generate and init a child node of a given parent
+fn makeChild(parent: opaque, fname: string) {
+	var child: opaque = loadNode(fname);
+	parent.pushNode(child);
+	child.initNode();
+	return child;
+}
+
+fn onInit(node: opaque) {
+	for (var i = 0; i < 20; i++) {
+		node.makeChild("scripts:/tilemap/tile.toy");
+	}
+
+	node.freeChildNode(10);
+	var n = node.getChildNode(10);
+
+	for (var i = 0; i < 20; i++) {
+		//this would originally prune tombstones...
+		node.makeChild("scripts:/tilemap/tile.toy");
+	}
+
+	print node.getChildNodeCount();
+
+	var m = node.getChildNode(10);
+
+	print n;
+	print m;
+}

assets/scripts/init.toy

@@ -28,4 +28,4 @@ mapInputEventToKeyUp("character_right", "right"); //event, keysym
 initWindow("Airport Game", 1080, 720, false);
 
 //kick off the logic of the scene graph
-loadRootNode("scripts:/scene.toy");
+loadRootNode("scripts:/children_test.toy");

assets/scripts/tilemap/layer-background.toy

@@ -2,8 +2,6 @@
 import standard;
 import node;
 
-var childCounter: int = 0;
-
 //TODO: reference these from a global source (root?)
 var tileWidth: int const = 64;
 var tileHeight: int const = 64;
@@ -23,9 +21,6 @@ fn makeChildSprite(parent: opaque, spriteName: string) {
 
 	child.loadTexture("sprites:/" + spriteName);
 
-	//BUGFIX
-	childCounter++;
-
 	return child;
 }
 

assets/scripts/tilemap/layer-walls.toy

@@ -2,8 +2,6 @@
 import standard;
 import node;
 
-var childCounter: int = 0;
-
 //TODO: reference these from a global source (root?)
 var tileWidth: int const = 64;
 var tileHeight: int const = 64;
@@ -23,9 +21,6 @@ fn makeChildSprite(parent: opaque, spriteName: string) {
 
 	child.loadTexture("sprites:/" + spriteName);
 
-	//BUGFIX
-	childCounter++;
-
 	return child;
 }
 

assets/scripts/tilemap/tilemap.toy

@@ -2,9 +2,6 @@
 import standard;
 import node;
 
-//TODO: get child count
-var childCounter: int = 0;
-
 var camX: float = 0;
 var camY: float = 0;
 
@@ -33,7 +30,6 @@ fn makeChild(parent: opaque, fname: string) {
 fn loadLayer(node: opaque, layerName: string) {
 	//load the given layer as a child
 	var layerNode = node.makeChild("scripts:/tilemap/" + layerName);
-	childCounter++;
 }
 
 var stepCounter = 0;
@@ -49,7 +45,7 @@ fn onDraw(node: opaque) {
 	stepCounter = 0;
 
 	//iterate over each layer, passing in the screen dimensions
-	for (var c = 0; c < childCounter; c++) {
+	for (var c = 0; c < node.getChildNodeCount(); c++) {
 		node.getChildNode(c).callNodeFn("drawLayer", camX, camY, screenWidth, screenHeight, c * 4.0);
 	}
 }