1003 lines
		
	
	
		
			29 KiB
		
	
	
	
		
			Haxe
		
	
	
	
	
	
			
		
		
	
	
			1003 lines
		
	
	
		
			29 KiB
		
	
	
	
		
			Haxe
		
	
	
	
	
	
| package iron;
 | |
| 
 | |
| import haxe.ds.Vector;
 | |
| import kha.graphics4.TextureFormat;
 | |
| import iron.Trait;
 | |
| import iron.object.Transform;
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| import iron.object.Constraint;
 | |
| import iron.object.Animation;
 | |
| import iron.object.Object;
 | |
| import iron.object.CameraObject;
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| import iron.object.MeshObject;
 | |
| import iron.object.LightObject;
 | |
| import iron.object.SpeakerObject;
 | |
| import iron.object.DecalObject;
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| import iron.object.ProbeObject;
 | |
| import iron.object.Tilesheet;
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| import iron.data.CameraData;
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| import iron.data.MeshData;
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| import iron.data.LightData;
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| import iron.data.ProbeData;
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| import iron.data.WorldData;
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| import iron.data.MaterialData;
 | |
| import iron.data.Armature;
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| import iron.data.Data;
 | |
| import iron.data.SceneFormat;
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| import iron.data.TerrainStream;
 | |
| import iron.data.SceneStream;
 | |
| import iron.data.MeshBatch;
 | |
| import iron.system.Time;
 | |
| using StringTools;
 | |
| 
 | |
| class Scene {
 | |
| 
 | |
| 	public static var active: Scene = null;
 | |
| 	public static var global: Object = null;
 | |
| 	static var uidCounter = 0;
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| 	public var uid: Int;
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| 	public var raw: TSceneFormat;
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| 	public var root: Object;
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| 	public var sceneParent: Object;
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| 	public var camera: CameraObject;
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| 	public var world: WorldData;
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| 
 | |
| 	#if lnx_batch
 | |
| 	public var meshBatch: MeshBatch = null;
 | |
| 	#end
 | |
| 	#if lnx_stream
 | |
| 	public var sceneStream: SceneStream = null;
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| 	#end
 | |
| 	#if lnx_terrain
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| 	public var terrainStream: TerrainStream = null;
 | |
| 	#end
 | |
| 	#if rp_decals
 | |
| 	public var decals: Array<DecalObject>;
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| 	#end
 | |
| 	#if rp_probes
 | |
| 	public var probes: Array<ProbeObject>;
 | |
| 	#end
 | |
| 	public var meshes: Array<MeshObject>;
 | |
| 	public var lights: Array<LightObject>;
 | |
| 	public var cameras: Array<CameraObject>;
 | |
| 	#if lnx_audio
 | |
| 	public var speakers: Array<SpeakerObject>;
 | |
| 	#end
 | |
| 	public var empties: Array<Object>;
 | |
| 	public var animations: Array<Animation>;
 | |
| 	public var tilesheets: Array<Tilesheet>;
 | |
| 	#if lnx_skin
 | |
| 	public var armatures: Array<Armature>;
 | |
| 	#end
 | |
| 	var groups: Map<String, Array<Object>> = null;
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| 
 | |
| 	public var embedded: Map<String, kha.Image>;
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| 
 | |
| 	public var ready: Bool; // Async in progress
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| 
 | |
| 	public var traitInits: Array<Void->Void> = [];
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| 	public var traitRemoves: Array<Void->Void> = [];
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| 
 | |
| 	var initializing: Bool; // Is the scene in its initialization phase?
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| 
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| 	public function new() {
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| 		uid = uidCounter++;
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| 		#if lnx_batch
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| 		meshBatch = new MeshBatch();
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| 		#end
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| 		#if lnx_stream
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| 		sceneStream = new SceneStream();
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| 		#end
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| 		#if rp_decals
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| 		decals = [];
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| 		#end
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| 		#if rp_probes
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| 		probes = [];
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| 		#end
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| 		meshes = [];
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| 		lights = [];
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| 		cameras = [];
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| 		#if lnx_audio
 | |
| 		speakers = [];
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| 		#end
 | |
| 		empties = [];
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| 		animations = [];
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| 		tilesheets = [];
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| 		#if lnx_skin
 | |
| 		armatures = [];
 | |
| 		#end
 | |
| 		embedded = new Map();
 | |
| 		root = new Object();
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| 		root.name = "Root";
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| 		traitInits = [];
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| 		traitRemoves = [];
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| 		initializing = true;
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| 		if (global == null) global = new Object();
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| 	}
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| 
 | |
| 	public static function create(format: TSceneFormat, done: Object->Void) {
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| 		active = new Scene();
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| 		active.ready = false;
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| 		active.raw = format;
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| 
 | |
| 		Data.getWorld(format.name, format.world_ref, function(world: WorldData) {
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| 			active.world = world;
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| 
 | |
| 			// Startup scene
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| 			active.addScene(format.name, null, function(sceneObject: Object) {
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| 				for (object in sceneObject.getChildren(true)) {
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| 					createTraits(object.raw.traits, object);
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| 				}
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| 
 | |
| 				#if lnx_terrain
 | |
| 				if (format.terrain_ref != null) {
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| 					active.terrainStream = new TerrainStream(format.terrain_datas[0]);
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| 				}
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| 				#end
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| 
 | |
| 				if (active.cameras.length == 0) {
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| 					trace('No camera found for scene "' + format.name + '"');
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| 				}
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| 
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| 				active.camera = active.getCamera(format.camera_ref);
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| 				active.sceneParent = sceneObject;
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| 
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| 				active.ready = true;
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| 
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| 				for (f in active.traitInits) f();
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| 				active.traitInits = [];
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| 
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| 				active.initializing = false;
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| 				done(sceneObject);
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| 			});
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| 		});
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| 	}
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| 
 | |
| 	#if lnx_patch
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| 	public static var getRenderPath: Void->RenderPath;
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| 	public static function patch() {
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| 		Data.deleteAll();
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| 		var cameraTransform = Scene.active.camera.transform;
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| 		Scene.setActive(Scene.active.raw.name, function(o: Object) {
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| 			RenderPath.setActive(getRenderPath());
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| 			Scene.active.camera.transform = cameraTransform;
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| 		});
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| 	}
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| 	#end
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| 
 | |
| 	public function remove() {
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| 		for (f in traitRemoves) f();
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| 		#if lnx_batch
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| 		if (meshBatch != null) meshBatch.remove();
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| 		#end
 | |
| 		#if lnx_stream
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| 		if (sceneStream != null) sceneStream.remove();
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| 		#end
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| 		#if lnx_terrain
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| 		if (terrainStream != null) terrainStream.remove();
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| 		#end
 | |
| 		#if rp_decals
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| 		for (o in decals) o.remove();
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| 		#end
 | |
| 		#if rp_probes
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| 		for (o in probes) o.remove();
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| 		#end
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| 		for (o in meshes) o.remove();
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| 		for (o in lights) o.remove();
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| 		for (o in cameras) o.remove();
 | |
| 		#if lnx_audio
 | |
| 		for (o in speakers) o.remove();
 | |
| 		#end
 | |
| 		for (o in empties) o.remove();
 | |
| 		groups = null;
 | |
| 		root.remove();
 | |
| 	}
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| 
 | |
| 	static var framePassed = true;
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| 	public static function setActive(sceneName: String, done: Object->Void = null) {
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| 		if (!framePassed) return;
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| 		framePassed = false;
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| 
 | |
| 		// Defer unloading the world shader until the new world shader is loaded
 | |
| 		// to prevent errors due to a missing world shader inbetween
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| 		var removeWorldShader: String = null;
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| 
 | |
| 		if (Scene.active != null) {
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| 			#if (rp_background == "World")
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| 			if (Scene.active.raw.world_ref != null) {
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| 				removeWorldShader = "shader_datas/World_" + Scene.active.raw.world_ref + "/World_" + Scene.active.raw.world_ref;
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| 			}
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| 			#end
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| 			Scene.active.remove();
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| 		}
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| 
 | |
| 		Data.getSceneRaw(sceneName, function(format: TSceneFormat) {
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| 			Scene.create(format, function(o: Object) {
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| 				if (done != null) done(o);
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| 
 | |
| 				#if (rp_background == "World")
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| 				if (removeWorldShader != null) {
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| 					RenderPath.active.unloadShader(removeWorldShader);
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| 				}
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| 				if (format.world_ref != null) {
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| 					RenderPath.active.loadShader("shader_datas/World_" + format.world_ref + "/World_" + format.world_ref);
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| 				}
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| 				#end
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| 			});
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| 		});
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| 	}
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| 
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| 	public function updateFrame() {
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| 		if (!ready) return;
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| 		#if lnx_stream
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| 		sceneStream.update(active.camera);
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| 		#end
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| 		#if lnx_terrain
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| 		if (terrainStream != null) terrainStream.update(active.camera);
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| 		#end
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| 		for (anim in animations) anim.update(Time.delta);
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| 		for (e in empties) if (e != null && e.parent != null) e.transform.update();
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| 	}
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| 
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| 	public function renderFrame(g: kha.graphics4.Graphics) {
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| 		if (!ready || RenderPath.active == null) return;
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| 		framePassed = true;
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| 
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| 		for (tilesheet in tilesheets) {
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| 			tilesheet.update();
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| 		}
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| 
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| 		// Render probes
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| 		#if rp_probes
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| 		var activeCamera = camera;
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| 		for (probe in probes) {
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| 			camera = probe.camera;
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| 			probe.render(g, activeCamera);
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| 		}
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| 		camera = activeCamera;
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| 		#end
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| 
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| 		// Render active camera
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| 		camera != null ? camera.renderFrame(g) : RenderPath.active.renderFrame(g);
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| 	}
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| 
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| 	// Objects
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| 	public function addObject(parent: Object = null): Object {
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| 		var object = new Object();
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| 		parent != null ? object.setParent(parent) : object.setParent(root);
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| 		return object;
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| 	}
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| 
 | |
| 	/**
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| 	 * Returns the children of the scene.
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| 	 *
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| 	 * If 'recursive' is set to `false`, only direct children will be included
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| 	 * in the returned array. If `recursive` is `true`, children of children and
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| 	 * so on will be included too.
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| 	 *
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| 	 * @param recursive = `false` Include children of children
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| 	 * @return `Array<Object>`
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| 	 */
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| 	public function getChildren(?recursive = false): Array<Object> {
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| 		return root.getChildren(recursive);
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| 	}
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| 
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| 	public function getChild(name: String): Object {
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| 		return root.getChild(name);
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| 	}
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| 
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| 	public function getTrait(c: Class<Trait>): Dynamic {
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| 		return root.children.length > 0 ? root.children[0].getTrait(c) : null;
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| 	}
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| 
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| 	public function getMesh(name: String): MeshObject {
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| 		for (m in meshes) if (m.name == name) return m;
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| 		return null;
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| 	}
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| 
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| 	public function getLight(name: String): LightObject {
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| 		for (l in lights) if (l.name == name) return l;
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| 		return null;
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| 	}
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| 
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| 	public function getCamera(name: String): CameraObject {
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| 		for (c in cameras) if (c.name == name) return c;
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| 		return null;
 | |
| 	}
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| 
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| 	#if lnx_audio
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| 	public function getSpeaker(name: String): SpeakerObject {
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| 		for (s in speakers) if (s.name == name) return s;
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| 		return null;
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| 	}
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| 	#end
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| 
 | |
| 	public function getEmpty(name: String): Object {
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| 		for (e in empties) if (e.name == name) return e;
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| 		return null;
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| 	}
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| 
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| 	public function getGroup(name: String): Array<Object> {
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| 		if (groups == null) groups = new Map();
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| 		var g = groups.get(name);
 | |
| 		if (g == null) {
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| 			g = [];
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| 			groups.set(name, g);
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| 			var refs = getGroupObjectRefs(name, active.raw);
 | |
| 			if (refs == null) return g;
 | |
| 			for (ref in refs) {
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| 				var c = getChild(ref);
 | |
| 				if (c != null) g.push(c);
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| 			}
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| 		}
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| 		return g;
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| 	}
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| 
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| 	public function addMeshObject(data: MeshData, materials: Vector<MaterialData>, parent: Object = null): MeshObject {
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| 		var object = new MeshObject(data, materials);
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| 		parent != null ? object.setParent(parent) : object.setParent(root);
 | |
| 		return object;
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| 	}
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| 
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| 	public function addLightObject(data: LightData, parent: Object = null): LightObject {
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| 		var object = new LightObject(data);
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| 		parent != null ? object.setParent(parent) : object.setParent(root);
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| 		return object;
 | |
| 	}
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| 
 | |
| 	#if rp_probes
 | |
| 	public function addProbeObject(data: ProbeData, parent: Object = null): ProbeObject {
 | |
| 		var object = new ProbeObject(data);
 | |
| 		parent != null ? object.setParent(parent) : object.setParent(root);
 | |
| 		return object;
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| 	}
 | |
| 	#end
 | |
| 
 | |
| 	public function addCameraObject(data: CameraData, parent: Object = null): CameraObject {
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| 		var object = new CameraObject(data);
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| 		parent != null ? object.setParent(parent) : object.setParent(root);
 | |
| 		return object;
 | |
| 	}
 | |
| 
 | |
| 	#if lnx_audio
 | |
| 	public function addSpeakerObject(data: TSpeakerData, parent: Object = null): SpeakerObject {
 | |
| 		var object = new SpeakerObject(data);
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| 		parent != null ? object.setParent(parent) : object.setParent(root);
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| 		return object;
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| 	}
 | |
| 	#end
 | |
| 
 | |
| 	#if rp_decals
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| 	public function addDecalObject(material: MaterialData, parent: Object = null): DecalObject {
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| 		var object = new DecalObject(material);
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| 		parent != null ? object.setParent(parent) : object.setParent(root);
 | |
| 		return object;
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| 	}
 | |
| 	#end
 | |
| 
 | |
| 	#if lnx_stream
 | |
| 	var objectsTraversed = 0;
 | |
| 	#end
 | |
| 	public function addScene(sceneName: String, parent: Object, done: Object->Void) {
 | |
| 		if (parent == null) {
 | |
| 			parent = addObject();
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| 			parent.name = sceneName;
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| 		}
 | |
| 		Data.getSceneRaw(sceneName, function(format: TSceneFormat) {
 | |
| 			loadEmbeddedData(format.embedded_datas, function() { // Additional scene assets
 | |
| 				#if lnx_stream
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| 				objectsTraversed = 0;
 | |
| 				#else
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| 				var objectsTraversed = 0;
 | |
| 				#end
 | |
| 
 | |
| 				var objectsCount = getObjectsCount(format.objects);
 | |
| 				function traverseObjects(parent: Object, objects: Array<TObj>, parentObject: TObj, done: Void->Void) {
 | |
| 					if (objects == null) return;
 | |
| 					for (i in 0...objects.length) {
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| 						var o = objects[i];
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| 						if (o.spawn != null && o.spawn == false) {
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| 							if (++objectsTraversed == objectsCount) done();
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| 							continue; // Do not auto-create this object
 | |
| 						}
 | |
| 
 | |
| 						createObject(o, format, parent, parentObject, function(object: Object) {
 | |
| 							traverseObjects(object, o.children, o, done);
 | |
| 							if (++objectsTraversed == objectsCount) done();
 | |
| 						});
 | |
| 					}
 | |
| 				}
 | |
| 
 | |
| 				if (format.objects == null || format.objects.length == 0) {
 | |
| 					createTraits(format.traits, parent); // Scene traits
 | |
| 					done(parent);
 | |
| 				}
 | |
| 				else {
 | |
| 					traverseObjects(parent, format.objects, null, function() { // Scene objects
 | |
| 						createTraits(format.traits, parent); // Scene traits
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| 						done(parent);
 | |
| 					});
 | |
| 				}
 | |
| 			});
 | |
| 		});
 | |
| 	}
 | |
| 
 | |
| 	function getObjectsCount(objects: Array<TObj>, discardNoSpawn = true): Int {
 | |
| 		if (objects == null) return 0;
 | |
| 		var result = objects.length;
 | |
| 		for (o in objects) {
 | |
| 			if (discardNoSpawn && o.spawn != null && o.spawn == false) continue; // Do not count children of non-spawned objects
 | |
| 			if (o.children != null) result += getObjectsCount(o.children);
 | |
| 		}
 | |
| 		return result;
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 		Spawn a new object instance in the scene.
 | |
| 		@param	name The name of the object as defined in Blender.
 | |
| 		@param	parent The parent object this new object should be attached to (optional, use `null` to add to the scene without a parent).
 | |
| 		@param	done Function to run after the spawn is completed (optional). Useful to change properties of the object after spawning.
 | |
| 		@param	spawnChildren Also spawn the children of the newly spawned object (optional, default is `true`).
 | |
| 		@param	srcRaw If not `null`, spawn the object from the given scene data instead of using the scene this function is called on. Useful to spawn objects from other scenes.
 | |
| 	**/
 | |
| 	public function spawnObject(name: String, parent: Null<Object>, done: Null<Object->Void>, spawnChildren = true, srcRaw: Null<TSceneFormat> = null) {
 | |
| 		if (srcRaw == null) srcRaw = raw;
 | |
| 		var objectsTraversed = 0;
 | |
| 		var obj = getRawObjectByName(srcRaw, name);
 | |
| 		var objectsCount = spawnChildren ? getObjectsCount([obj], false) : 1;
 | |
| 		var rootId = -1;
 | |
| 		function spawnObjectTree(obj: TObj, parent: Object, parentObject: TObj, done: Object->Void) {
 | |
| 			createObject(obj, srcRaw, parent, parentObject, function(object: Object) {
 | |
| 				if (rootId == -1) {
 | |
| 					rootId = object.uid;
 | |
| 				}
 | |
| 				if (spawnChildren && obj.children != null) {
 | |
| 					for (child in obj.children) spawnObjectTree(child, object, obj, done);
 | |
| 				}
 | |
| 				if (++objectsTraversed == objectsCount && done != null) {
 | |
| 					// Retrieve the originally spawned object from the current
 | |
| 					// child object to ensure done() is called with the right
 | |
| 					// object
 | |
| 					while (object.uid != rootId) {
 | |
| 						object = object.parent;
 | |
| 					}
 | |
| 					done(object);
 | |
| 				}
 | |
| 			});
 | |
| 		}
 | |
| 		spawnObjectTree(obj, parent, null, done);
 | |
| 	}
 | |
| 
 | |
| 	public function parseObject(sceneName: String, objectName: String, parent: Object, done: Object->Void) {
 | |
| 		Data.getSceneRaw(sceneName, function(format: TSceneFormat) {
 | |
| 			var o: TObj = getRawObjectByName(format, objectName);
 | |
| 			if (o == null) done(null);
 | |
| 			createObject(o, format, parent, null, done);
 | |
| 		});
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 		Returns an object in scene data format ('TObj') based on its name.
 | |
| 		Returns 'null' if the object does not exist.
 | |
| 		@param format The raw scene data
 | |
| 		@param name The name of the object
 | |
| 		@return TObj
 | |
| 	**/
 | |
| 	public static function getRawObjectByName(format: TSceneFormat, name: String): TObj {
 | |
| 		return traverseObjs(format.objects, name);
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 		Searches the given 'TObj' array for an object with the given name and returns that object.
 | |
| 		@param children The array in which to search
 | |
| 		@param name The name of the object
 | |
| 		@return TObj
 | |
| 	**/
 | |
| 	static function traverseObjs(children: Array<TObj>, name: String): TObj {
 | |
| 		for (o in children) {
 | |
| 			if (o.name == name) return o;
 | |
| 			if (o.children != null) {
 | |
| 				var res = traverseObjs(o.children, name);
 | |
| 				if (res != null) return res;
 | |
| 			}
 | |
| 		}
 | |
| 		return null;
 | |
| 	}
 | |
| 
 | |
| 	public function createObject(o: TObj, format: TSceneFormat, parent: Object, parentObject: TObj, done: Object->Void) {
 | |
| 		var sceneName = format.name;
 | |
| 
 | |
| 		if (o.type == "camera_object") {
 | |
| 			Data.getCamera(sceneName, o.data_ref, function(b: CameraData) {
 | |
| 				var object = addCameraObject(b, parent);
 | |
| 				returnObject(object, o, done);
 | |
| 			});
 | |
| 		}
 | |
| 		else if (o.type == "light_object") {
 | |
| 			Data.getLight(sceneName, o.data_ref, function(b: LightData) {
 | |
| 				var object = addLightObject(b, parent);
 | |
| 				returnObject(object, o, done);
 | |
| 			});
 | |
| 		}
 | |
| 		#if rp_probes
 | |
| 		else if (o.type == "probe_object") {
 | |
| 			Data.getProbe(sceneName, o.data_ref, function(b: ProbeData) {
 | |
| 				var object = addProbeObject(b, parent);
 | |
| 				returnObject(object, o, done);
 | |
| 			});
 | |
| 		}
 | |
| 		#end
 | |
| 		else if (o.type == "mesh_object") {
 | |
| 			if (o.material_refs == null || o.material_refs.length == 0) {
 | |
| 				createMeshObject(o, format, parent, parentObject, null, done);
 | |
| 			}
 | |
| 			else {
 | |
| 				// Materials
 | |
| 				var materials = new Vector<MaterialData>(o.material_refs.length);
 | |
| 				var materialsLoaded = 0;
 | |
| 				for (i in 0...o.material_refs.length) {
 | |
| 					var ref = o.material_refs[i];
 | |
| 					Data.getMaterial(sceneName, ref, function(mat: MaterialData) {
 | |
| 						materials[i] = mat;
 | |
| 						materialsLoaded++;
 | |
| 						if (materialsLoaded == o.material_refs.length) {
 | |
| 							createMeshObject(o, format, parent, parentObject, materials, done);
 | |
| 						}
 | |
| 					});
 | |
| 				}
 | |
| 			}
 | |
| 		}
 | |
| 		#if lnx_audio
 | |
| 		else if (o.type == "speaker_object") {
 | |
| 			var object = addSpeakerObject(Data.getSpeakerRawByName(format.speaker_datas, o.data_ref), parent);
 | |
| 			returnObject(object, o, done);
 | |
| 		}
 | |
| 		#end
 | |
| 		#if rp_decals
 | |
| 		else if (o.type == "decal_object") {
 | |
| 			if (o.material_refs != null && o.material_refs.length > 0) {
 | |
| 				Data.getMaterial(sceneName, o.material_refs[0], function(material: MaterialData) {
 | |
| 					var object = addDecalObject(material, parent);
 | |
| 					returnObject(object, o, done);
 | |
| 				});
 | |
| 			}
 | |
| 			else {
 | |
| 				var object = addDecalObject(null, parent);
 | |
| 				returnObject(object, o, done);
 | |
| 			}
 | |
| 		}
 | |
| 		#end
 | |
| 		else if (o.type == "object") {
 | |
| 			var object = addObject(parent);
 | |
| 			returnObject(object, o, function(ro: Object) {
 | |
| 				if (o.group_ref != null) { // Instantiate group objects
 | |
| 					spawnGroup(format, o.group_ref, ro, () -> done(ro), () -> done(ro) /* also call done when failed to ensure loading progress */);
 | |
| 				}
 | |
| 				else done(ro);
 | |
| 			});
 | |
| 		}
 | |
| 		else done(null);
 | |
| 	}
 | |
| 
 | |
| 	function spawnGroup(format: TSceneFormat, groupRef: String, groupOwner: Object, done: Void->Void, ?failed: Void->Void) {
 | |
| 		var spawned = 0;
 | |
| 		var object_refs = getGroupObjectRefs(groupRef, format);
 | |
| 
 | |
| 		if (object_refs == null) { // Group doesn't exist
 | |
| 			trace('Failed to spawn group "$groupRef", group doesn\'t exist');
 | |
| 			if (failed != null) failed();
 | |
| 		}
 | |
| 		else if (object_refs.length == 0) {
 | |
| 			done();
 | |
| 		}
 | |
| 		else {
 | |
| 			for (object_ref in object_refs) {
 | |
| 				// Spawn top-level collection objects and their children
 | |
| 				spawnObject(object_ref, groupOwner, function(spawnedObject: Object) {
 | |
| 					// Apply collection/group instance offset to all
 | |
| 					// top-level parents of that group
 | |
| 					if (!isObjectInGroup(groupRef, spawnedObject.parent, format)) {
 | |
| 						for (group in format.groups) {
 | |
| 							if (group.name == groupRef) {
 | |
| 								spawnedObject.transform.applyParent();
 | |
| 								spawnedObject.transform.translate(
 | |
| 									-group.instance_offset[0],
 | |
| 									-group.instance_offset[1],
 | |
| 									-group.instance_offset[2]
 | |
| 								);
 | |
| 								break;
 | |
| 							}
 | |
| 						}
 | |
| 					}
 | |
| 					if (++spawned == object_refs.length) {
 | |
| 						groupOwner.transform.reset();
 | |
| 						done();
 | |
| 					}
 | |
| 				}, true, format);
 | |
| 			}
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 		Returns all object names of the given group.
 | |
| 		Returns `null` if the group does not exist.
 | |
| 		@param group_ref The name of the group
 | |
| 		@param format The raw scene data
 | |
| 		@return `Array<String>`
 | |
| 	**/
 | |
| 	function getGroupObjectRefs(group_ref: String, format: TSceneFormat): Array<String> {
 | |
| 		for (g in format.groups) if (g.name == group_ref) return g.object_refs;
 | |
| 		return null;
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 		Returns all objects in scene data format (`TObj`) of the given group.
 | |
| 		If the group does not exist or is empty, an empty array is returned.
 | |
| 		@param groupRef The name of the group
 | |
| 		@param format The raw scene data
 | |
| 		@return `Array<TObj>`
 | |
| 	**/
 | |
| 	function getGroupObjectsRaw(groupRef: String, format: TSceneFormat): Array<TObj> {
 | |
| 		var objectRefs = getGroupObjectRefs(groupRef, format);
 | |
| 		var objects: Array<TObj> = new Array<TObj>();
 | |
| 
 | |
| 		if (objectRefs == null) return objects;
 | |
| 
 | |
| 		for (objRef in objectRefs) {
 | |
| 			var rawObj = getRawObjectByName(format, objRef);
 | |
| 			objects.push(rawObj);
 | |
| 
 | |
| 			var childRefs = getChildObjectsRaw(rawObj);
 | |
| 			objects = objects.concat(childRefs);
 | |
| 		}
 | |
| 		return objects;
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 		Returns all child objects of the given raw object in scene data format ('TObj').
 | |
| 		If the object has no children, an empty array is returned.
 | |
| 		@param rawObj The object
 | |
| 		@param recursive (Optional) If 'true', return also children of children and so on...
 | |
| 		@return `Array<TObj>`
 | |
| 	**/
 | |
| 	function getChildObjectsRaw(rawObj: TObj, ?recursive:Bool = true): Array<TObj> {
 | |
| 		var children = rawObj.children;
 | |
| 		if (children == null) return new Array<TObj>();
 | |
| 		children = children.copy();
 | |
| 
 | |
| 		if (recursive) {
 | |
| 			for (child in rawObj.children) {
 | |
| 				var childRefs = getChildObjectsRaw(child);
 | |
| 				children = children.concat(childRefs);
 | |
| 			}
 | |
| 		}
 | |
| 		return children;
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 		Checks if an object is an element of the given group.
 | |
| 		@param groupRef The name of the group
 | |
| 		@param object The object
 | |
| 		@param format The raw scene data
 | |
| 		@return Bool
 | |
| 	**/
 | |
| 	function isObjectInGroup(groupRef: String, object: Object, format: TSceneFormat): Bool {
 | |
| 		for (obj in getGroupObjectsRaw(groupRef, format)) {
 | |
| 			if (obj.name == object.name) {
 | |
| 				return true;
 | |
| 			}
 | |
| 		}
 | |
| 		return false;
 | |
| 	}
 | |
| 
 | |
| #if lnx_stream
 | |
| 	function childCount(o: TObj): Int {
 | |
| 		var i = o.children.length;
 | |
| 		if (o.children != null) for (c in o.children) i += childCount(c);
 | |
| 		return i;
 | |
| 	}
 | |
| 
 | |
| 	function streamMeshObject(object_file: String, data_ref: String, sceneName: String, armature: Armature, materials: Vector<MaterialData>, parent: Object, parentObj: TObj, o: TObj, done: Object->Void) {
 | |
| 		sceneStream.add(object_file, data_ref, sceneName, armature, materials, parent, parentObj, o);
 | |
| 		returnObject(null, null, done);
 | |
| 	}
 | |
| #end
 | |
| 
 | |
| 	function isLod(raw: TObj): Bool {
 | |
| 		return raw != null && raw.lods != null && raw.lods.length > 0;
 | |
| 	}
 | |
| 
 | |
| 	function createMeshObject(o: TObj, format: TSceneFormat, parent: Object, parentObject: TObj, materials: Vector<MaterialData>, done: Object->Void) {
 | |
| 		// Mesh reference
 | |
| 		var ref = o.data_ref.split("/");
 | |
| 		var object_file = "";
 | |
| 		var data_ref = "";
 | |
| 		var sceneName = format.name;
 | |
| 		if (ref.length == 2) { // File reference
 | |
| 			object_file = ref[0];
 | |
| 			data_ref = ref[1];
 | |
| 		}
 | |
| 		else { // Local mesh data
 | |
| 			object_file = sceneName;
 | |
| 			data_ref = o.data_ref;
 | |
| 		}
 | |
| 
 | |
| 		// Bone objects are stored in armature parent
 | |
| 		#if lnx_skin
 | |
| 		if (parentObject != null && parentObject.bone_actions != null) {
 | |
| 			var bactions: Array<TSceneFormat> = [];
 | |
| 			for (ref in parentObject.bone_actions) {
 | |
| 				Data.getSceneRaw(ref, function(action: TSceneFormat) {
 | |
| 					bactions.push(action);
 | |
| 					if (bactions.length == parentObject.bone_actions.length) {
 | |
| 						var armature: Armature = null;
 | |
| 						// Check if armature exists
 | |
| 						for (a in armatures) {
 | |
| 							if (a.uid == parent.uid) {
 | |
| 								armature = a;
 | |
| 								break;
 | |
| 							}
 | |
| 						}
 | |
| 						// Create new one
 | |
| 						if (armature == null) {
 | |
| 							armature = new Armature(parent.uid, parent.name, bactions);
 | |
| 							armatures.push(armature);
 | |
| 						}
 | |
| 						#if lnx_stream
 | |
| 						streamMeshObject(
 | |
| 						#else
 | |
| 						returnMeshObject(
 | |
| 						#end
 | |
| 							object_file, data_ref, sceneName, armature, materials, parent, parentObject, o, done);
 | |
| 					}
 | |
| 				});
 | |
| 			}
 | |
| 		}
 | |
| 		else { #end // lnx_skin
 | |
| 			#if lnx_stream
 | |
| 			streamMeshObject(
 | |
| 			#else
 | |
| 			returnMeshObject(
 | |
| 			#end
 | |
| 				object_file, data_ref, sceneName, null, materials, parent, parentObject, o, done);
 | |
| 		#if lnx_skin
 | |
| 		}
 | |
| 		#end
 | |
| 	}
 | |
| 
 | |
| 	public function returnMeshObject(object_file: String, data_ref: String, sceneName: String, armature: #if lnx_skin Armature #else Null<Int> #end, materials: Vector<MaterialData>, parent: Object, parentObject: TObj, o: TObj, done: Object->Void) {
 | |
| 		Data.getMesh(object_file, data_ref, function(mesh: MeshData) {
 | |
| 			var object = addMeshObject(mesh, materials, parent);
 | |
| 			#if lnx_batch
 | |
| 			var lod = isLod(o) || (parent != null && isLod(parent.raw));
 | |
| 			object.batch(lod);
 | |
| 			#end
 | |
| 
 | |
| 			// Attach particle systems
 | |
| 			#if lnx_particles
 | |
| 			if (o.particle_refs != null) {
 | |
| 				cast(object, MeshObject).render_emitter = o.render_emitter;
 | |
| 				for (ref in o.particle_refs) cast(object, MeshObject).setupParticleSystem(sceneName, ref);
 | |
| 			}
 | |
| 			#end
 | |
| 			// Attach tilesheet
 | |
| 			if (o.tilesheet_ref != null) {
 | |
| 				cast(object, MeshObject).setupTilesheet(sceneName, o.tilesheet_ref, o.tilesheet_action_ref);
 | |
| 			}
 | |
| 			
 | |
| 			if (o.camera_list != null){
 | |
| 				cast(object, MeshObject).cameraList = o.camera_list;
 | |
| 			}
 | |
| 
 | |
| 			returnObject(object, o, done);
 | |
| 		});
 | |
| 	}
 | |
| 
 | |
| 	function returnObject(object: Object, o: TObj, done: Object->Void) {
 | |
| 		// Load object actions
 | |
| 		if (object != null && o.object_actions != null) {
 | |
| 			var oactions: Array<TSceneFormat> = [];
 | |
| 			while (oactions.length < o.object_actions.length) oactions.push(null);
 | |
| 			var actionsLoaded = 0;
 | |
| 			for (i in 0...o.object_actions.length) {
 | |
| 				var ref = o.object_actions[i];
 | |
| 				if (ref == "null") { // No startup action set
 | |
| 					actionsLoaded++;
 | |
| 					continue;
 | |
| 				}
 | |
| 				Data.getSceneRaw(ref, function(action: TSceneFormat) {
 | |
| 					oactions[i] = action;
 | |
| 					actionsLoaded++;
 | |
| 					if (actionsLoaded == o.object_actions.length) {
 | |
| 						returnObjectLoaded(object, o, oactions, done);
 | |
| 					}
 | |
| 				});
 | |
| 			}
 | |
| 		}
 | |
| 		else returnObjectLoaded(object, o, null, done);
 | |
| 	}
 | |
| 
 | |
| 	function returnObjectLoaded(object: Object, o: TObj, oactions: Array<TSceneFormat>, done: Object->Void) {
 | |
| 		if (object != null) {
 | |
| 			object.raw = o;
 | |
| 			object.name = o.name;
 | |
| 			if (o.visible != null) object.visible = o.visible;
 | |
| 			if (o.visible_mesh != null) object.visibleMesh = o.visible_mesh;
 | |
| 			if (o.visible_shadow != null) object.visibleShadow = o.visible_shadow;
 | |
| 			createConstraints(o.constraints, object);
 | |
| 			generateTransform(o, object.transform);
 | |
| 			object.setupAnimation(oactions);
 | |
| 			#if lnx_morph_target
 | |
| 			object.setupMorphTargets();
 | |
| 			#end
 | |
| 			if (o.properties != null) {
 | |
| 				object.properties = new Map();
 | |
| 				for (p in o.properties) object.properties.set(p.name, p.value);
 | |
| 			}
 | |
| 
 | |
| 			if (o.vertex_groups != null) {
 | |
| 				object.vertex_groups = new Map();
 | |
| 				for (p in o.vertex_groups){
 | |
| 					var verts = [];
 | |
| 					for(i in 0...Std.int(p.value.length/3)){
 | |
| 						var x = Std.parseFloat(p.value[i*3]);
 | |
| 						var y = Std.parseFloat(p.value[i*3+1]);
 | |
| 						var z = Std.parseFloat(p.value[i*3+2]);
 | |
| 						verts.push(new iron.math.Vec4(x, y, z, 1));
 | |
| 					}
 | |
| 					object.vertex_groups.set(p.name, verts);
 | |
| 				}
 | |
| 			}
 | |
| 
 | |
| 			// If the scene is still initializing, traits will be created later
 | |
| 			// to ensure that object references for trait properties are valid
 | |
| 			if (!active.initializing) createTraits(o.traits, object);
 | |
| 		}
 | |
| 		done(object);
 | |
| 	}
 | |
| 
 | |
| 	static function generateTransform(object: TObj, transform: Transform) {
 | |
| 		transform.world = object.transform != null ? iron.math.Mat4.fromFloat32Array(object.transform.values) : iron.math.Mat4.identity();
 | |
| 		transform.world.decompose(transform.loc, transform.rot, transform.scale);
 | |
| 		// Whether to apply parent matrix
 | |
| 		if (object.local_only != null) transform.localOnly = object.local_only;
 | |
| 		if (transform.object.parent != null) transform.update();
 | |
| 	}
 | |
| 
 | |
| 	static function createTraits(traits: Array<TTrait>, object: Object) {
 | |
| 		if (traits == null) return;
 | |
| 		for (t in traits) {
 | |
| 			if (t.type == "Script") {
 | |
| 				// Assign arguments if any
 | |
| 				var args: Array<Dynamic> = [];
 | |
| 				if (t.parameters != null) {
 | |
| 					for (param in t.parameters) {
 | |
| 						args.push(parseArg(param));
 | |
| 					}
 | |
| 				}
 | |
| 				var traitInst = createTraitClassInstance(t.class_name, args);
 | |
| 				if (traitInst == null) {
 | |
| 					trace("Error: Trait '" + t.class_name + "' referenced in object '" + object.name + "' not found");
 | |
| 					continue;
 | |
| 				}
 | |
| 
 | |
| 				// Set trait properties
 | |
| 				if (t.props != null) {
 | |
| 					for (i in 0...Std.int(t.props.length / 3)) {
 | |
| 						var pname: String = t.props[i * 3];
 | |
| 						var ptype: String = t.props[i * 3 + 1];
 | |
| 						var pval: Dynamic = t.props[i * 3 + 2];
 | |
| 
 | |
| 						if (StringTools.endsWith(ptype, "Object") && pval != "") {
 | |
| 							Reflect.setProperty(traitInst, pname, Scene.active.getChild(pval));
 | |
| 						}
 | |
| 						else {
 | |
| 							switch (ptype) {
 | |
| 								case "Vec2":
 | |
| 									final pVec: kha.arrays.Float32Array = cast pval;
 | |
| 									Reflect.setProperty(traitInst, pname, new iron.math.Vec2(pVec[0], pVec[1]));
 | |
| 								case "Vec3":
 | |
| 									final pVec: kha.arrays.Float32Array = cast pval;
 | |
| 									Reflect.setProperty(traitInst, pname, new iron.math.Vec3(pVec[0], pVec[1], pVec[2]));
 | |
| 								case "Vec4":
 | |
| 									final pVec: kha.arrays.Float32Array = cast pval;
 | |
| 									Reflect.setProperty(traitInst, pname, new iron.math.Vec4(pVec[0], pVec[1], pVec[2], pVec[3]));
 | |
| 								default:
 | |
| 									Reflect.setProperty(traitInst, pname, pval);
 | |
| 							}
 | |
| 						}
 | |
| 					}
 | |
| 				}
 | |
| 				object.addTrait(traitInst);
 | |
| 			}
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
|  	static function parseArg(str: String): Dynamic {
 | |
| 		if (str == "true") return true;
 | |
| 		else if (str == "false") return false;
 | |
| 		else if (str == "null") return null;
 | |
| 		else if (str.charAt(0) == "'") return str.replace("'", "");
 | |
| 		else if (str.charAt(0) == '"') return str.replace('"', "");
 | |
| 		else if (str.charAt(0) == "[") { // Array
 | |
| 			// Remove [] and recursively parse into array, then append into parent
 | |
| 			str = str.replace("[", "");
 | |
| 			str = str.replace("]", "");
 | |
| 			str = str.replace(" ", "");
 | |
| 			var ar: Dynamic = [];
 | |
| 			var vals = str.split(",");
 | |
| 			for (v in vals) ar.push(parseArg(v));
 | |
| 			return ar;
 | |
| 		}
 | |
| 		else if (str.charAt(0) == '{') { // Typedef or anonymous structure
 | |
| 			return haxe.Json.parse(str);
 | |
| 		}
 | |
| 		else {
 | |
| 			var f = Std.parseFloat(str);
 | |
| 			var i = Std.parseInt(str);
 | |
| 			return f == i ? i : f;
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	static function createConstraints(constraints: Array<TConstraint>, object: Object) {
 | |
| 		if (constraints == null) return;
 | |
| 		object.constraints = [];
 | |
| 		for (c in constraints) {
 | |
| 			var constr = new Constraint(c);
 | |
| 			object.constraints.push(constr);
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	static function createTraitClassInstance(traitName: String, args: Array<Dynamic>): Dynamic {
 | |
| 		var cname = Type.resolveClass(traitName);
 | |
| 		if (cname == null) return null;
 | |
| 		return Type.createInstance(cname, args);
 | |
| 	}
 | |
| 
 | |
| 	function loadEmbeddedData(datas: Array<String>, done: Void->Void) {
 | |
| 		if (datas == null) {
 | |
| 			done();
 | |
| 			return;
 | |
| 		}
 | |
| 		var loaded = 0;
 | |
| 		for (file in datas) {
 | |
| 			embedData(file, function() {
 | |
| 				loaded++;
 | |
| 				if (loaded == datas.length) done();
 | |
| 			});
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	public function embedData(file: String, done: Void->Void) {
 | |
| 		if (file.endsWith(".raw")) {
 | |
| 			Data.getBlob(file, function(blob: kha.Blob) {
 | |
| 				// Raw 3D texture bytes
 | |
| 				var b = blob.toBytes();
 | |
| 				var w = Std.int(Math.pow(b.length, 1 / 3)) + 1;
 | |
| 				var image = kha.Image.fromBytes3D(b, w, w, w, TextureFormat.L8);
 | |
| 				embedded.set(file, image);
 | |
| 				done();
 | |
| 			});
 | |
| 		}
 | |
| 		else {
 | |
| 			Data.getImage(file, function(image: kha.Image) {
 | |
| 				embedded.set(file, image);
 | |
| 				done();
 | |
| 			});
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	// Hooks
 | |
| 	public function notifyOnInit(f: Void->Void) {
 | |
| 		if (ready) f(); // Scene already running
 | |
| 		else traitInits.push(f);
 | |
| 	}
 | |
| 
 | |
| 	public function removeInit(f: Void->Void) {
 | |
| 		traitInits.remove(f);
 | |
| 	}
 | |
| 
 | |
| 	public function notifyOnRemove(f: Void->Void) {
 | |
| 		traitRemoves.push(f);
 | |
| 	}
 | |
| }
 |