Alternativa3D [slime]
////////////////////////////////////////////////////////////////////////////////
// Alternativa3D [slime]
//
// [Alt3D] モデル (1)
// http://www.project-nya.jp/modules/weblog/details.php?blog_id=1756
//
// Colladaデータとテキスチャ
// @itoz師匠 ( http://wonderfl.net/user/romatica ) からいただきました。
////////////////////////////////////////////////////////////////////////////////
/**
* Copyright ProjectNya ( http://wonderfl.net/user/ProjectNya )
* MIT License ( http://www.opensource.org/licenses/mit-license.php )
* Downloaded from: http://wonderfl.net/c/vxzD
*/
////////////////////////////////////////////////////////////////////////////////
// Alternativa3D [slime]
//
// [Alt3D] モデル (1)
// http://www.project-nya.jp/modules/weblog/details.php?blog_id=1756
//
// Colladaデータとテキスチャ
// @itoz師匠 ( http://wonderfl.net/user/romatica ) からいただきました。
////////////////////////////////////////////////////////////////////////////////
package {
import flash.display.Sprite;
import flash.display.StageScaleMode;
import flash.display.StageAlign;
import flash.display.Stage3D;
import flash.events.Event;
import flash.display.BitmapData;
import flash.display.Bitmap;
import flash.display.Loader;
import flash.net.URLLoader;
import flash.net.URLLoaderDataFormat;
import flash.net.URLRequest;
import alternativa.Alternativa3D;
import alternativa.engine3d.core.Object3D;
import alternativa.engine3d.core.Camera3D;
import alternativa.engine3d.core.View;
import alternativa.engine3d.core.Resource;
import alternativa.engine3d.objects.Mesh;
import alternativa.engine3d.materials.TextureMaterial;
import alternativa.engine3d.materials.VertexLightTextureMaterial;
import alternativa.engine3d.resources.BitmapTextureResource;
import alternativa.engine3d.loaders.ParserCollada;
import alternativa.engine3d.lights.OmniLight;
import alternativa.engine3d.lights.AmbientLight;
[SWF(backgroundColor="#000000", width="465", height="465", frameRate="60")]
public class Main extends Sprite {
private var stage3D:Stage3D;
private var scene:Object3D;
private var camera:Camera3D;
private var light:OmniLight;
private var loader:URLLoader;
private var imageloader:Loader;
private var parser:ParserCollada;
private var slime:Object3D;
private static var radius:uint = 500;
private var angle:Number = 180;
private var degree:Number = 0;
private static var depression:uint = 30;
private static var radian:Number = Math.PI/180;
private static var center:Object3D = new Object3D();
private static var basePath:String = "http://www.project-nya.jp/images/wonderfl/";
private static var colladaPath:String = "slime/slime.dae";
private static var imagePath:String = "slime/slime.png";
private var initialized:uint = 0;
public function Main() {
Wonderfl.disable_capture();
//
stage.scaleMode = StageScaleMode.NO_SCALE;
stage.align = StageAlign.TOP_LEFT;
init();
}
private function init():void {
scene = new Object3D();
camera = new Camera3D(1, 1000);
scene.addChild(camera);
//camera.view = new View(465, 465, true, 0x000000, 1, 4);
camera.view = new View(465, 465, false, 0x000000, 0, 4);
addChild(camera.view);
var alight:AmbientLight = new AmbientLight(0x666666);
scene.addChild(alight);
light = new OmniLight(0xFFFFFF, 500, 2000);
scene.addChild(light);
setup();
addChild(camera.diagram);
//
stage3D = stage.stage3Ds[0];
stage3D.addEventListener(Event.CONTEXT3D_CREATE, context, false, 0, true);
stage3D.requestContext3D();
}
private function setup():void {
camera.x = - radius;
camera.y = 0;
camera.z = 0;
TransformUtils.lookAt(center, camera);
light.x = - 500;
light.y = 500;
light.z = 500;
}
private function context(evt:Event):void {
stage3D.removeEventListener(Event.CONTEXT3D_CREATE, context);
load();
}
private function load():void {
loader = new URLLoader();
loader.dataFormat = URLLoaderDataFormat.TEXT;
loader.addEventListener(Event.COMPLETE, loaded, false, 0, true);
loader.load(new URLRequest(basePath + colladaPath));
//
imageloader = new Loader();
imageloader.contentLoaderInfo.addEventListener(Event.COMPLETE, loaded, false, 0, true);
imageloader.load(new URLRequest(basePath + imagePath));
}
private function loaded(evt:Event):void {
evt.target.removeEventListener(Event.COMPLETE, loaded);
//
initialized ++;
if (initialized < 2) return;
parse();
initialize();
upload();
}
private function parse():void {
parser = new ParserCollada();
//parser.parse(XML(new ColladaData()));
parser.parse(XML(loader.data));
//
//var bitmapData:BitmapData = new ImageData().bitmapData;
var bitmapData:BitmapData = Bitmap(imageloader.content).bitmapData;
var texture:BitmapTextureResource = new BitmapTextureResource(bitmapData);
var material:VertexLightTextureMaterial = new VertexLightTextureMaterial(texture);
for (var n:uint = 0; n < parser.objects.length; n++) {
trace(parser.objects[n]);
if (parser.objects[n] is Mesh) {
var mesh:Mesh = Mesh(parser.objects[n]);
for (var t:uint = 0; t < mesh.numSurfaces; t++) {
mesh.getSurface(t).material = material;
}
}
}
}
private function initialize():void {
slime = parser.hierarchy[0];
scene.addChild(slime);
slime.z = - 25;
slime.rotationZ = 0;
slime.scaleX = slime.scaleY = 100;
slime.scaleZ = 60;
}
private function upload():void {
for each (var resource:Resource in scene.getResources(true)) {
resource.upload(stage3D.context3D);
}
addEventListener(Event.ENTER_FRAME, render, false, 0, true);
}
private function render(evt:Event):void {
camera.view.width = stage.stageWidth;
camera.view.height = stage.stageHeight;
//
angle += 0.5;
degree += 1;
var dip:Number = depression*Math.sin(degree*radian);
camera.x = radius*Math.cos(angle*radian)*Math.cos(dip*radian);
camera.y = radius*Math.sin(angle*radian)*Math.cos(dip*radian);
camera.z = radius*Math.sin(dip*radian);
TransformUtils.lookAt(center, camera);
//
camera.render(stage3D);
}
}
}
//////////////////////////////////////////////////
// TransformUtilsクラス
//////////////////////////////////////////////////
import alternativa.engine3d.core.Object3D;
import alternativa.engine3d.core.Camera3D;
class TransformUtils {
private static var radian:Number = Math.PI/180;
public function TransformUtils() {
}
public static function lookAt(target:Object3D, camera:Camera3D):void {
var dx:Number = target.x - camera.x;
var dy:Number = target.y - camera.y;
var dz:Number = target.z - camera.z;
camera.rotationX = Math.atan2(dz, Math.sqrt(dx*dx + dy*dy)) - 90*radian;
camera.rotationY = 0;
camera.rotationZ = - Math.atan2(dx, dy);
}
}