3D Layer (CameraManager)

src/alternativa/engine3d/core/Camera3D.as

@@ -17,6 +17,7 @@ package alternativa.engine3d.core {
 	import flash.display.Stage3D;
 	import flash.display.StageAlign;
 	import flash.display3D.Context3D;
+	import flash.display3D.Context3DClearMask;
 	import flash.events.Event;
 	import flash.geom.Point;
 	import flash.geom.Rectangle;
@@ -88,6 +89,16 @@ public class Camera3D extends Object3D {
 	 */
 	public var renderPresentsContext:Boolean = true;
 
+	/**
+	 *
+	 */
+	public var clearFlags:int = Context3DClearMask.DEPTH;
+
+	/**
+	 *
+	 */
+	public var scissorRect:Rectangle = null;
+
 	/**
 	 * @private
 	 */
@@ -377,7 +388,9 @@ public class Camera3D extends Object3D {
 					}
 					context3D.clear(r, g, b, view.backgroundAlpha);
 				}
-
+
+				context3D.setScissorRectangle(scissorRect);
+
 				// Check getting in frustum and occluding
 				if (root.culling >= 0 && (root.boundBox == null || occludersLength == 0 || !root.boundBox.checkOcclusion(occluders, occludersLength, root.localToCameraTransform))) {
 					// Check if the ray crossing the bounding box

src/alternativa/engine3d/core/CameraManager.as

@@ -0,0 +1,138 @@
+/**
+ * This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0. If a copy of the MPL was not distributed with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ * If it is not possible or desirable to put the notice in a particular file, then You may include the notice in a location (such as a LICENSE file in a relevant directory) where a recipient would be likely to look for such a notice.
+ * You may add additional accurate notices of copyright ownership.
+ *
+ * It is desirable to notify that Covered Software was "Powered by AlternativaPlatform" with link to http://www.alternativaplatform.com/ 
+ * */
+
+package alternativa.engine3d.core {
+
+	import alternativa.engine3d.alternativa3d;
+	import alternativa.engine3d.core.Camera3D;
+
+	import flash.display.Stage3D;
+	import flash.display3D.Context3D;
+	import flash.display3D.Context3DClearMask;
+
+	use namespace alternativa3d;
+
+/**
+ * CameraManager
+ *
+ */
+public class CameraManager {
+	/**
+	 * @private
+	 */
+	alternativa3d var cameraList:Array;
+
+	/**
+	 * @private
+	 */
+	alternativa3d var stage3D:Stage3D;
+
+	/**
+	 * @private
+	 */
+	alternativa3d var view:View;
+
+	/**
+	 * Creates a <code>CameraManager</code> object.
+	 *
+	 * @param Stage3D.
+	 * @param View.
+	 */
+	public function CameraManager(s3d:Stage3D, vw:View) {
+		stage3D = s3d;
+		view = vw;
+		cameraList = new Array();
+	}
+
+	/**
+	 * Add Camera.
+	 */
+	public function addCamera(cam:*) :int {
+		cameraList.push(cam);
+
+		return cameraList.length - 1;
+	}
+
+	/**
+	 * Remove Camera.
+	 */
+	public function removeCamera(no:int) :void {
+		delete cameraList[no];
+
+		if(cameraList.length == 0) {
+			view = null;
+		}
+	}
+
+	/**
+	 * Clear Screen.
+	 */
+	public function clearScreen() : void {
+		var r:Number = ((view.backgroundColor >> 16) & 0xff)/0xff;
+		var g:Number = ((view.backgroundColor >> 8) & 0xff)/0xff;
+		var b:Number = (view.backgroundColor & 0xff)/0xff;
+		if (view._canvas != null) {
+			r *= view.backgroundAlpha;
+			g *= view.backgroundAlpha;
+			b *= view.backgroundAlpha;
+		}
+
+		stage3D.context3D.clear(r, g, b, view.backgroundAlpha, 1, 0, Context3DClearMask.ALL);
+	}
+
+	/**
+	 * Render Layers.
+	 */
+	public function renderLayers() : void {
+		var i:int;
+		var cameraListLength:int;
+
+		var r:Number = ((view.backgroundColor >> 16) & 0xff)/0xff;
+		var g:Number = ((view.backgroundColor >> 8) & 0xff)/0xff;
+		var b:Number = (view.backgroundColor & 0xff)/0xff;
+		if (view._canvas != null) {
+			r *= view.backgroundAlpha;
+			g *= view.backgroundAlpha;
+			b *= view.backgroundAlpha;
+		}
+
+		cameraListLength = cameraList.length;
+
+		for(i=0; i< cameraListLength; i++) {
+			stage3D.context3D.clear(r, g, b, view.backgroundAlpha, 1, 0, cameraList[i].clearFlags);
+
+			if(cameraList[i] != null)
+				cameraList[i].render(stage3D);
+		}
+	}
+
+	/**
+	 * Draw Screen.
+	 */	
+	public function drawScreen():void{
+		// Output
+		if (view._canvas == null) {
+			stage3D.context3D.present();
+		} else {
+			stage3D.context3D.drawToBitmapData(view._canvas);
+			stage3D.context3D.present();
+		}
+	}
+
+	/**
+	 * Swap Camera Layer.
+	 */	
+	public function swapCamera(no1:int, no2:int):void {
+		var work:*;
+
+		work = cameraList[no1];
+		cameraList[no1] = cameraList[no2];
+		cameraList[no2] = work;
+	}
+}
+}