- Fixed viewPort positioning and scaling for ortho cam and added multiple gui viewports to TestMultiViews

- Filters can now be added to multiple viewports, added a TestMultiViewsFilters

git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@7457 75d07b2b-3a1a-0410-a2c5-0572b91ccdca

engine/src/core/com/jme3/post/FilterPostProcessor.java

@@ -72,6 +72,8 @@ public class FilterPostProcessor implements SceneProcessor, Savable {
     private FrameBuffer outputBuffer;
     private int width;
     private int height;
+    private int bottom;
+    private int left;
     private int lastFilterIndex = -1;
 
     /**
@@ -115,7 +117,11 @@ public class FilterPostProcessor implements SceneProcessor, Savable {
         viewPort = vp;
         fsQuad = new Picture("filter full screen quad");
 
-        reshape(vp, vp.getCamera().getWidth(), vp.getCamera().getHeight());
+        Camera cam = vp.getCamera();
+        //Changing the viewPort to the filter cam an reseting the viewport of the viewport cam
+        filterCam.setViewPort(cam.getViewPortLeft(), cam.getViewPortRight(), cam.getViewPortBottom(), cam.getViewPortTop());
+        cam.setViewPort(0, 1, 0, 1);
+        reshape(vp, cam.getWidth(), cam.getHeight());
     }
 
     private void initFilter(Filter filter, ViewPort vp) {
@@ -140,8 +146,12 @@ public class FilterPostProcessor implements SceneProcessor, Savable {
             fsQuad.setHeight(buff.getHeight());
             filterCam.resize(buff.getWidth(), buff.getHeight(), true);
         }
+
+
         fsQuad.setMaterial(mat);
         fsQuad.updateGeometricState();
+        filterCam.setName("filterCam");
+        //fsQuad.setPosition(640, 360);
         renderManager.setCamera(filterCam, true);
         r.setFrameBuffer(buff);
         r.clearBuffers(true, true, true);
@@ -262,16 +272,20 @@ public class FilterPostProcessor implements SceneProcessor, Savable {
 
     public void cleanup() {
         if (viewPort != null) {
+            //reseting the viewport camera viewport to its initial value
+            viewPort.getCamera().setViewPort(filterCam.getViewPortLeft(), filterCam.getViewPortRight(), filterCam.getViewPortBottom(), filterCam.getViewPortTop());
             viewPort.setOutputFrameBuffer(outputBuffer);
             viewPort = null;
         }
     }
 
     public void reshape(ViewPort vp, int w, int h) {
-
-        width = Math.max(1, w);
-        height = Math.max(1, h);
-        vp.getCamera().resize(width, height, true);
+        Camera cam = vp.getCamera();
+        width = (int) (w * (Math.abs(cam.getViewPortRight() - cam.getViewPortLeft())));
+        height = (int) (h * (Math.abs(cam.getViewPortBottom() - cam.getViewPortTop())));
+        width = Math.max(1, width);
+        height = Math.max(1, height);
+        // vp.getCamera().resize(width, height, true);
         computeDepth = false;
 
         if (renderFrameBuffer == null) {
@@ -333,7 +347,6 @@ public class FilterPostProcessor implements SceneProcessor, Savable {
         updateLastFilterIndex();
     }
 
-
     /**
      * Sets the number of samples for antialiasing
      * @param numSamples the number of Samples

engine/src/core/com/jme3/renderer/RenderManager.java

@@ -611,14 +611,15 @@ public class RenderManager {
             cam.clearViewportChanged();
             prevCam = cam;
 
-            float translateX = viewWidth == viewX ? 0 : -(viewWidth + viewX) / (viewWidth - viewX);
-            float translateY = viewHeight == viewY ? 0 : -(viewHeight + viewY) / (viewHeight - viewY);
-            float scaleX = viewWidth == viewX ? 1f : 2f / (viewWidth - viewX);
-            float scaleY = viewHeight == viewY ? 1f : 2f / (viewHeight - viewY);
+
+//            float translateX = viewWidth == viewX ? 0 : -(viewWidth + viewX) / (viewWidth - viewX);
+//            float translateY = viewHeight == viewY ? 0 : -(viewHeight + viewY) / (viewHeight - viewY);
+//            float scaleX = viewWidth == viewX ? 1f : 2f / (viewWidth - viewX);
+//            float scaleY = viewHeight == viewY ? 1f : 2f / (viewHeight - viewY);
             orthoMatrix.loadIdentity();
-            orthoMatrix.setTranslation(translateX, translateY, 0);
-            orthoMatrix.setScale(scaleX, scaleY, /*-1f*/ 0f);
-//             System.out.println(orthoMatrix);
+            orthoMatrix.setTranslation(-1f, -1f, 0f);
+            orthoMatrix.setScale(2f / cam.getWidth(), 2f / cam.getHeight(), 0f);
+            System.out.println(orthoMatrix);
         }
     }
 

engine/src/test/jme3test/post/TestMultiViewsFilters.java

@@ -0,0 +1,144 @@
+/*
+ * Copyright (c) 2009-2010 jMonkeyEngine
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ *
+ * * Redistributions in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in the
+ *   documentation and/or other materials provided with the distribution.
+ *
+ * * Neither the name of 'jMonkeyEngine' nor the names of its contributors
+ *   may be used to endorse or promote products derived from this software
+ *   without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package jme3test.post;
+
+import jme3test.renderer.*;
+import com.jme3.app.SimpleApplication;
+import com.jme3.input.KeyInput;
+import com.jme3.input.controls.ActionListener;
+import com.jme3.input.controls.InputListener;
+import com.jme3.input.controls.KeyTrigger;
+import com.jme3.light.DirectionalLight;
+import com.jme3.math.ColorRGBA;
+import com.jme3.math.Quaternion;
+import com.jme3.math.Vector3f;
+import com.jme3.post.Filter;
+import com.jme3.post.FilterPostProcessor;
+import com.jme3.post.filters.ColorOverlayFilter;
+import com.jme3.renderer.Camera;
+import com.jme3.renderer.ViewPort;
+import com.jme3.scene.Geometry;
+
+public class TestMultiViewsFilters extends SimpleApplication {
+
+    public static void main(String[] args) {
+        TestMultiViewsFilters app = new TestMultiViewsFilters();
+        app.start();
+    }
+    private boolean filterEnabled = true;
+
+    public void simpleInitApp() {
+        // create the geometry and attach it
+        Geometry teaGeom = (Geometry) assetManager.loadModel("Models/Teapot/Teapot.obj");
+        teaGeom.scale(3);
+
+        DirectionalLight dl = new DirectionalLight();
+        dl.setColor(ColorRGBA.White);
+        dl.setDirection(Vector3f.UNIT_XYZ.negate());
+
+        rootNode.addLight(dl);
+        rootNode.attachChild(teaGeom);
+
+        // Setup first view      
+        cam.setViewPort(.5f, 1f, 0f, 0.5f);
+        cam.setLocation(new Vector3f(3.3212643f, 4.484704f, 4.2812433f));
+        cam.setRotation(new Quaternion(-0.07680723f, 0.92299235f, -0.2564353f, -0.27645364f));
+
+        // Setup second view
+        Camera cam2 = cam.clone();
+        cam2.setViewPort(0f, 0.5f, 0f, 0.5f);
+        cam2.setLocation(new Vector3f(-0.10947256f, 1.5760219f, 4.81758f));
+        cam2.setRotation(new Quaternion(0.0010108891f, 0.99857414f, -0.04928594f, 0.020481428f));
+
+        ViewPort view2 = renderManager.createMainView("Bottom Left", cam2);
+        view2.setClearFlags(true, true, true);
+        view2.attachScene(rootNode);
+
+        // Setup third view
+        Camera cam3 = cam.clone();
+        cam3.setName("cam3");
+        cam3.setViewPort(0f, .5f, .5f, 1f);
+        cam3.setLocation(new Vector3f(0.2846221f, 6.4271426f, 0.23380789f));
+        cam3.setRotation(new Quaternion(0.004381671f, 0.72363687f, -0.69015175f, 0.0045953835f));
+
+        ViewPort view3 = renderManager.createMainView("Top Left", cam3);
+        view3.setClearFlags(true, true, true);
+        view3.attachScene(rootNode);
+
+
+        // Setup fourth view
+        Camera cam4 = cam.clone();
+        cam4.setName("cam4");
+        cam4.setViewPort(.5f, 1f, .5f, 1f);
+
+        cam4.setLocation(new Vector3f(4.775564f, 1.4548365f, 0.11491505f));
+        cam4.setRotation(new Quaternion(0.02356979f, -0.74957186f, 0.026729556f, 0.66096294f));
+
+        ViewPort view4 = renderManager.createMainView("Top Right", cam4);
+        view4.setClearFlags(true, true, true);
+        view4.attachScene(rootNode);
+
+        final FilterPostProcessor fpp = new FilterPostProcessor(assetManager);
+        FilterPostProcessor fpp2 = new FilterPostProcessor(assetManager);
+        FilterPostProcessor fpp3 = new FilterPostProcessor(assetManager);
+        FilterPostProcessor fpp4 = new FilterPostProcessor(assetManager);
+
+        fpp.addFilter(new ColorOverlayFilter(ColorRGBA.Red));
+        fpp2.addFilter(new ColorOverlayFilter(ColorRGBA.Green));
+        fpp3.addFilter(new ColorOverlayFilter(ColorRGBA.Blue));
+        fpp4.addFilter(new ColorOverlayFilter(ColorRGBA.Yellow));
+
+
+        viewPort.addProcessor(fpp);
+        view2.addProcessor(fpp2);
+        view3.addProcessor(fpp3);
+        view4.addProcessor(fpp4);
+
+
+        inputManager.addListener(new ActionListener() {
+
+            public void onAction(String name, boolean isPressed, float tpf) {
+                if (name.equals("press") && isPressed) {
+                    if (filterEnabled) {
+                        viewPort.removeProcessor(fpp);
+                    } else {
+                        viewPort.addProcessor(fpp);
+                    }
+                    filterEnabled = !filterEnabled;
+                }
+            }
+        }, "press");
+
+        inputManager.addMapping("press", new KeyTrigger(KeyInput.KEY_SPACE));
+
+    }
+}

engine/src/test/jme3test/renderer/TestMultiViews.java

@@ -29,7 +29,6 @@
  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
-
 package jme3test.renderer;
 
 import com.jme3.app.SimpleApplication;
@@ -95,5 +94,16 @@ public class TestMultiViews extends SimpleApplication {
         ViewPort view4 = renderManager.createMainView("Top Right", cam4);
         view4.setClearFlags(true, true, true);
         view4.attachScene(rootNode);
+
+        //test multiview for gui 
+        guiViewPort.getCamera().setViewPort(.5f, 1f, .5f, 1f);
+
+        // Setup second gui view
+        Camera guiCam2 = guiViewPort.getCamera().clone();
+        guiCam2.setViewPort(0f, 0.5f, 0f, 0.5f);
+        ViewPort guiViewPort2 = renderManager.createPostView("Gui 2", guiCam2);
+        guiViewPort2.setClearFlags(false, false, false);
+        guiViewPort2.attachScene(guiViewPort.getScenes().get(0));
+
     }
 }