public void reset(int index) { if (systems == null) { systems = new ParticleSystem[maxStep]; steps = new int[maxStep]; addVelocities = new Vector3[maxStep][particleSize]; } if (systems[index] == null) { // initialize Geometry geometry = THREE.Geometry(); for (int i = 0; i < particleSize; i++) { geometry.vertices().push(THREE.Vector3(0, 0, 0)); } ParticleSystem system = THREE.ParticleSystem(geometry, baseMaterial.build()); // system.setSortParticles(true); systems[index] = system; parent.add(system); } else { // ParticleSystem system = systems[index]; ((ParticleBasicMaterial) system.getMaterial()).setSize(baseSize); for (int i = 0; i < particleSize; i++) { Vector3 vertex = system.getGeometry().vertices().get(i); vertex.set(0, 0, 0); } system.getGeometry().setVerticesNeedUpdate(true); } // addVelocities=new Vector3[maxStep][particleSize]; // simple and boring for (int i = 0; i < particleSize; i++) { addVelocities[index][i] = THREE.Vector3( plusMinus(velocityRange.getX()), plusMinus(velocityRange.getY()), plusMinus(velocityRange.getZ())); } Vector3 addwind = THREE.Vector3( plusMinus(velocityRange.getX()) * 2, plusMinus(velocityRange.getY()) * 2, plusMinus(velocityRange.getZ()) * 2); // wind.addSelf(addwind); if (index % 5 == 0) { wind.set( wind.getX() / 4 * 3 + addwind.getX() / 4, wind.getY() / 4 * 3 + addwind.getY() / 4, wind.getZ() / 4 * 3 + addwind.getZ() / 4); } for (int i = 0; i < particleSize; i++) { winds[i] = THREE.Vector3( plusMinus(velocityRange.getX()) * 5, plusMinus(velocityRange.getY()) * 5, plusMinus(velocityRange.getZ()) * 5); } }
@Override public void moveEnd() { // move finished Point last = points.get(points.size() - 1); target.getPosition().setX(last.getX()); target.getPosition().setY(last.getY()); if (listener != null) { listener.moveFinished(); } }
public void selectObject( Object3D target, int mouseX, int mouseY, int screenWidth, int screenHeight, Camera camera) { try { selectedDraggablekObject = target; Ray ray = projector.gwtCreateRay(mouseX, mouseY, screenWidth, screenHeight, camera); // ig dry every thing dont work // Vector3 // rotation=GWTThreeUtils.rotationToVector3((selectedDraggablekObject.getMatrixWorld())); // mouseClickCatcher.getRotation().copy(rotation); selectedDraggablekObject.updateMatrixWorld(true); mouseCatchPlane .getPosition() .copy(GWTThreeUtils.toPositionVec(selectedDraggablekObject.getMatrixWorld())); mouseCatchPlane.updateMatrixWorld(true); // very important JsArray<Intersect> pintersects = ray.intersectObject(mouseCatchPlane); draggableOffset.copy(pintersects.get(0).getPoint()).subSelf(mouseCatchPlane.getPosition()); /* * make a problem? if(draggableOffset.getX()<0.0001){ draggableOffset.setX(0); } if(draggableOffset.getY()<0.0001){ draggableOffset.setY(0); } if(draggableOffset.getZ()<0.0001){ draggableOffset.setZ(0); } */ } catch (Exception e) { LogUtils.log("selectObject:" + e.getMessage()); selectedDraggablekObject = null; } // LogUtils.log("offset:"+ThreeLog.get(draggableOffset)); }
@Override public void moveTo(double x, double y) { target.getPosition().setX(x); target.getPosition().setY(y); }
/* *** sometime it error happend,check * double mouseMoved=(Math.abs(diffX)+Math.abs(diffY)); *double length=newPos.clone().subSelf(getCurrentIkData().getTargetPos()).length(); * if(length<mouseMoved*5){ */ public Vector3 moveSelectionPosition( int mouseX, int mouseY, int screenWidth, int screenHeight, Camera camera) { if (isSelected()) { try { Ray ray = projector.gwtCreateRay(mouseX, mouseY, screenWidth, screenHeight, camera); JsArray<Intersect> intersects = ray.intersectObject(mouseCatchPlane); Vector3 newPos = intersects.get(0).getPoint().subSelf(draggableOffset); log = "newPos-raw:" + ThreeLog.get(newPos); Vector3 parentPos = THREE.Vector3(); if (selectedDraggablekObject.getParent() != null) { // selectedDraggablekObject.getParent().updateMatrixWorld(true); //if call it bone moving // will be broken.i have no idea. parentPos = GWTThreeUtils.toPositionVec(selectedDraggablekObject.getParent().getMatrixWorld()); // LogUtils.log("parent:"+ThreeLog.get(parentPos)); log += "parentPos:" + ThreeLog.get(parentPos); } newPos.subSelf(parentPos); Matrix4 rotM = THREE.Matrix4(); Vector3 rotation = GWTThreeUtils.rotationToVector3( (selectedDraggablekObject.getParent().getMatrixWorld())); // rotM.getInverse(selectedDraggablekObject.getMatrixRotationWorld()); log += "parentRot:" + ThreeLog.get(GWTThreeUtils.radiantToDegree(rotation)); rotM.getInverse(GWTThreeUtils.rotationToMatrix4(rotation)); rotM.multiplyVector3(newPos); // Vector3 parentRotation=THREE.Vector3(); /* Object3D obj=selectedDraggablekObject; while(obj.getParent()!=null){ parentPos.addSelf(obj.getParent().getPosition()); parentRotation.addSelf(obj.getParent().getRotation()); obj=obj.getParent(); } LogUtils.log("parent-rot:"+ThreeLog.get(GWTThreeUtils.radiantToDegree(parentRotation))); */ // Matrix4 mx=GWTThreeUtils.rotationToMatrix4(parentRotation); // mx.multiplyVector3(parentPos); /* log("m:"+ThreeLog.get(selectedDraggablekObject.getPosition())); log("m:"+ThreeLog.get(GWTThreeUtils.toPositionVec(selectedDraggablekObject.getMatrix()))); log("mw:"+ThreeLog.get(GWTThreeUtils.toPositionVec(selectedDraggablekObject.getMatrixWorld()))); */ // must be same as selectedDraggablekObject return newPos; } catch (Exception e) { LogUtils.log("moveSelectionPosition:" + e.getMessage()); return null; } } else { return null; } }
public void copyIntersectedPosition() { // intersectedDraggablekObject.updateMatrixWorld(true); mouseCatchPlane .getPosition() .copy(GWTThreeUtils.toPositionVec(intersectedDraggablekObject.getMatrixWorld())); }