X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=org.simantics.g3d%2Fsrc%2Forg%2Fsimantics%2Fproconf%2Fg3d%2Factions%2FCameraAction.java;fp=org.simantics.g3d%2Fsrc%2Forg%2Fsimantics%2Fproconf%2Fg3d%2Factions%2FCameraAction.java;h=71d15c4fa2605bf16998cffabcd5dd3165d7d1cd;hb=10f144a2bb2d7bec98b812b83acecb333fd098ea;hp=0000000000000000000000000000000000000000;hpb=3055b543aa5afc0cca4bb3b341704e7c5103fa6a;p=simantics%2F3d.git

diff --git a/org.simantics.g3d/src/org/simantics/proconf/g3d/actions/CameraAction.java b/org.simantics.g3d/src/org/simantics/proconf/g3d/actions/CameraAction.java
new file mode 100644
index 00000000..71d15c4f
--- /dev/null
+++ b/org.simantics.g3d/src/org/simantics/proconf/g3d/actions/CameraAction.java
@@ -0,0 +1,134 @@
+/*******************************************************************************
+ * Copyright (c) 2007- VTT Technical Research Centre of Finland.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.proconf.g3d.actions;
+
+import java.awt.event.KeyEvent;
+import java.awt.event.MouseEvent;
+import java.util.List;
+
+import javax.vecmath.Vector3d;
+
+import org.simantics.db.Graph;
+import org.simantics.db.Resource;
+import org.simantics.proconf.g3d.base.JmeRenderingComponent;
+import org.simantics.proconf.g3d.base.MathTools;
+import org.simantics.proconf.g3d.base.ThreeDimensionalEditorBase;
+import org.simantics.proconf.g3d.common.OrbitalCamera;
+
+
+
+public class CameraAction extends InteractiveAction{
+	
+	private JmeRenderingComponent component;
+	private OrbitalCamera camera;
+	
+    public CameraAction(ThreeDimensionalEditorBase parent) {
+        super(parent);
+        component = parent.getRenderingComponent();
+        camera = parent.getCamera();
+    }
+    
+    @Override
+    public void activate() {
+
+    }
+
+    @Override
+    public void deactivate() {
+
+    }
+    
+    @Override
+  public boolean usable(Graph graph,List<Resource> resources) {
+      return true;
+  }
+
+    Vector3d prevIntersectPoint = new Vector3d();
+    @Override
+    public void update() {
+        double scale = 1.0;
+        if (input.keyDown(KeyEvent.VK_CONTROL))
+            scale = -1.0;
+        if (input.keyPressed(KeyEvent.VK_NUMPAD5)) {
+            if (component.getProjectionPolicy() == JmeRenderingComponent.PERSPECTIVE_PROJECTION)
+                component.setProjectionPolicy(JmeRenderingComponent.PARALLEL_PROJECTION);
+            else
+                component.setProjectionPolicy(JmeRenderingComponent.PERSPECTIVE_PROJECTION);
+            parent.setViewChanged(true);
+        }
+        if (input.keyPressed(KeyEvent.VK_NUMPAD7)) {
+            camera.setCameraPosRelativeToTarget(new Vector3d(camera.getDistanceToTarget() * scale, 0, 0));
+            parent.setViewChanged(true);
+        }
+        if (input.keyPressed(KeyEvent.VK_NUMPAD1)) {
+            camera.setCameraPosRelativeToTarget(new Vector3d(0, 0, camera.getDistanceToTarget() * scale));
+            parent.setViewChanged(true);
+        }
+        if (input.keyPressed(KeyEvent.VK_NUMPAD9)) {
+            camera.setCameraPosRelativeToTarget(new Vector3d(0, camera.getDistanceToTarget() * scale, 0));
+            parent.setViewChanged(true);
+        }
+
+        if (input.mousePressed() && ((input.pressModifiers() & MouseEvent.BUTTON1_MASK) > 0)) {
+            Vector3d o = new Vector3d();
+            Vector3d d = new Vector3d();
+            parent.createPickRay(o, d);
+            Vector3d point = new Vector3d(camera.getTarget());
+            Vector3d normal = camera.getUnNormalizedHeading();
+            normal.normalize();
+            MathTools.intersectStraightPlane(o, d, point, normal, prevIntersectPoint);
+        }
+        if (!input.mouseDragged())
+            return;
+        parent.setViewChanged(true);
+        Vector3d msTmp = new Vector3d();
+        msTmp.x = (input.prevMouseX() - input.mouseX()) / 100f;
+        msTmp.y = (input.prevMouseY() - input.mouseY()) / 100f;
+
+        if ((input.dragModifiers() & MouseEvent.BUTTON1_MASK) > 0) {
+            if ((input.dragModifiers() & MouseEvent.CTRL_MASK) > 0) {
+                Vector3d o = new Vector3d();
+                Vector3d d = new Vector3d();
+                parent.createPickRay(o, d);
+                Vector3d point = new Vector3d(camera.getTarget());
+                Vector3d normal = camera.getUnNormalizedHeading();
+                normal.normalize();
+                Vector3d intersectPoint = new Vector3d();
+                if (MathTools.intersectStraightPlane(o, d, point, normal, intersectPoint)) {
+                    Vector3d delta = new Vector3d(intersectPoint);
+                    delta.sub(prevIntersectPoint);
+                    prevIntersectPoint = intersectPoint;
+                    delta.negate();
+                    camera.translate(delta);
+                    prevIntersectPoint.add(delta);
+                } else {
+                    camera.moveRight((float) msTmp.x);
+                    camera.moveUp(-(float) msTmp.y);
+                }
+            } else {
+                camera.rotateRight((float) msTmp.x);
+                camera.rotateUp((float) msTmp.y);
+            }
+        } else if ((input.dragModifiers() & MouseEvent.BUTTON2_MASK) > 0) {
+            // System.out.println("zoom");
+            if (component.getProjectionPolicy() == JmeRenderingComponent.PERSPECTIVE_PROJECTION) {
+                camera.moveScaledToTarget((float) msTmp.y * 0.5f);
+            } else {
+                component.setScreenScale(component.getScreenScale() - (float) msTmp.y * 0.5f * component.getScreenScale());
+            }
+        }
+//        } else {
+//            System.out.println("cameraAction!");
+//            System.out.println(input);
+//        } 
+       
+    }
+}