cxDummyTool.cpp

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/*=========================================================================
This file is part of CustusX, an Image Guided Therapy Application.

Copyright (c) 2008-2014, SINTEF Department of Medical Technology
All rights reserved.

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modification, are permitted provided that the following conditions are met:

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   this list of conditions and the following disclaimer.

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   may be used to endorse or promote products derived from this software 
   without specific prior written permission.

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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
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#include <boost/cstdint.hpp>
#include "cxDummyTool.h"

#include <vtkPolyData.h>
#include <vtkAppendPolyData.h>
#include <vtkConeSource.h>
#include <vtkCylinderSource.h>
#include <QTimer>
#include <QTime>
#include <vtkPlane.h>
#include <vtkClipPolyData.h>

#include "cxTimeKeeper.h"

namespace cx
{

ProbeDefinition DummyToolTestUtilities::createProbeData(ProbeDefinition::TYPE type, double depth, double width, Eigen::Array2i frameSize)
{
        ProbeDefinition retval;
        retval.setType(type);
        Eigen::Array2i extent = frameSize - 1;
        retval.setSector(0, depth, width, 0);

        Vector3D imageSpacing(width/extent[0], depth/extent[1], 1.0);
        retval.setOrigin_p(Vector3D(frameSize[0]/2,0,0));
        retval.setSpacing(imageSpacing);
        retval.setClipRect_p(DoubleBoundingBox3D(0, extent[0], 0, extent[1], 0, 0));
        retval.setSize(QSize(frameSize[0], frameSize[1]));

        return retval;
}

ProbeDefinition DummyToolTestUtilities::createProbeDataLinear(double depth, double width, Eigen::Array2i frameSize)
{
        return createProbeData(ProbeDefinition::tLINEAR, depth, width, frameSize);
}

DummyToolPtr DummyToolTestUtilities::createDummyTool(ProbeDefinition probeData)
{
        DummyToolPtr retval(new DummyTool());
        retval->setProbeSector(probeData);
        retval->setVisible(true);
        retval->startTracking(30);
        return retval;
}


int DummyTool::mTransformCount = 0;




DummyTool::DummyTool(const QString& uid) :
        ToolImpl(uid),
        mVisible(false),
        mTransformSaveFileName("DummyToolsAreToDumbToSaveThemselves"),
        mTimer(new QTimer()),
        mThread(NULL)
{
        qRegisterMetaType<Transform3D>("Transform3D");
        mUid = uid;
        mName = uid;

        DoubleBoundingBox3D bb(Vector3D(0,0,0), Vector3D(512,512,256));
        setToolPositionMovementBB(bb);
        mPolyData = this->createPolyData(150, 15, 4, 2);

        connect(mTimer.get(), SIGNAL(timeout()),this, SLOT(sendTransform()));
}

DummyTool::~DummyTool()
{
        this->stopThread();
}

std::set<Tool::Type> DummyTool::getTypes() const
{
        return mTypes;
}

void DummyTool::setToolPositionMovementBB(const DoubleBoundingBox3D& bb)
{
        setToolPositionMovement(createToolPositionMovement(bb));
}

std::vector<Transform3D> DummyTool::getToolPositionMovement()
{
        return mTransforms;
}

void DummyTool::setToolPositionMovement(const std::vector<Transform3D>& positions)
{
        mTransforms = positions;
}

void DummyTool::setType(Tool::Type type)
{
        mTypes.clear();
        mTypes.insert(type);
}

vtkPolyDataPtr DummyTool::getGraphicsPolyData() const
{
        return mPolyData;
}
void DummyTool::setTransformSaveFile(const QString& filename)
{
        mTransformSaveFileName = filename;
}

bool DummyTool::getVisible() const
{
        return mVisible;
}
QString DummyTool::getUid() const
{
        return mUid;
}
QString DummyTool::getName() const
{
        return mName;
}
void DummyTool::startTracking(int interval)
{
        mThread = new DummyToolThread(interval);
        connect(mThread, SIGNAL(ping()), this, SLOT(sendTransform()));
        mThread->start();


//      mTimer->start(interval);
//std::cout << "start tracking" << std::endl;
        mVisible = true;

        emit toolVisible(mVisible);
}
bool DummyTool::isCalibrated() const
{
        return true;
}

void DummyTool::stopThread()
{
        if (!mThread)
        {
                return;
        }
        disconnect(mThread, SIGNAL(ping()), this, SLOT(sendTransform()));

        mThread->quit();
        mThread->wait(2000); // forever or until dead thread

        if (mThread->isRunning())
        {
                mThread->terminate();
                mThread->wait(); // forever or until dead thread
        }
        mThread = NULL;
}

void DummyTool::stopTracking()
{
        this->stopThread();

//      std::cout << "stop tracking" << std::endl;

        mVisible = false;
        emit toolVisible(mVisible);
}

void DummyTool::setVisible(bool val)
{
        mVisible = val;
        emit toolVisible(mVisible);
}
void DummyTool::sendTransform()
{       
        set_prMt(*getNextTransform());
//      std::cout << "DummyTool::sendTransform(): " <<  this->get_prMt().coord(Vector3D(0,0,0)) << std::endl;
}

vtkPolyDataPtr DummyTool::createPolyData(double h1, double h2, double r1, double r2)
{

//      double r1 = 10;
//      double r2 = 3;
//      double h1 = 140;
//      double h2 =  10;

        vtkAppendPolyDataPtr assembly = vtkAppendPolyDataPtr::New(); 

        vtkPlanePtr plane = vtkPlanePtr::New();
        plane->SetNormal(0,0,-1);
        plane->SetOrigin(0,0,-h2);

        vtkConeSourcePtr cone1 = vtkConeSourcePtr::New();
        double h1_extension = h1*r2 / (r1-r2); 
        double h1_mod = h1+h1_extension;
        cone1->SetResolution(50);
        cone1->SetRadius(r1);
        cone1->SetHeight(h1_mod);
        cone1->SetDirection(0,0,1);
        double center1 = -h1/2-h2+h1_extension/2;
        cone1->SetCenter(Vector3D(0,0,center1).begin());

        vtkClipPolyDataPtr clipper1 = vtkClipPolyDataPtr::New();
        clipper1->SetInputConnection(cone1->GetOutputPort());
        clipper1->SetClipFunction(plane);    

        vtkConeSourcePtr cone2 = vtkConeSourcePtr::New();
        cone2->SetResolution(25);
        cone2->SetRadius(r2);
        cone2->SetHeight(h2);
        cone2->SetDirection(0,0,1);
        double center2 = -h2/2;
        cone2->SetCenter(Vector3D(0,0,center2).begin());

        assembly->AddInputConnection(clipper1->GetOutputPort());
        assembly->AddInputConnection(cone2->GetOutputPort());
//    mPolyData = assembly->GetOutput();
        assembly->Update();
        return assembly->GetOutput();
}

void DummyTool::createLinearMovement(std::vector<Transform3D>* retval, Transform3D* T_in, const Transform3D& R, const Vector3D& a, const Vector3D& b, double step) const
{
        Vector3D u = (b-a).normal();
        //No round in Windows
        //unsigned N = (unsigned)round((b-a).length()/step);
        unsigned N = (unsigned)floor((b-a).length()/step + 0.5);
        Transform3D& T = *T_in;

        for (unsigned i=0; i<N; ++i)
        {
                Transform3D T_delta = createTransformTranslate(u*step);
                T = T_delta * T;
                retval->push_back(T * R);
        }
}

std::vector<Transform3D> DummyTool::createToolPositionMovement(const DoubleBoundingBox3D& bb) const
{
//      std::cout<<"createToolPositionMovement:"<<bb<<std::endl;
        std::vector<Transform3D> retval;

        Vector3D range = bb.range();
        // define four points. Traverse them and then back to the starting point.
        Vector3D a = bb.center() + Vector3D(range[0]/2, 0, 0);
        Vector3D b = bb.center();
        Vector3D c = b + Vector3D(0, -range[0]*0.1, 0);
        Vector3D d = c + Vector3D(0, 0, range[2]/2);

//    Vector3D a = bb.corner(0,0,0);
//    Vector3D b = bb.corner(1,0,0);
//    Vector3D c = bb.corner(1,1,0);
//    Vector3D d = bb.corner(1,1,1);

//    std::cout << "a" << a << std::endl;
//    std::cout << "b" << b << std::endl;
//    std::cout << "c" << c << std::endl;
//    std::cout << "d" << d << std::endl;

        int steps = 200;
        double step = *std::max_element(range.begin(), range.end()) / steps;

        Transform3D r0 = createTransformRotateX(M_PI)*createTransformRotateZ(-M_PI*0.5);
        Transform3D R = createTransformRotateZ(-M_PI*0.25)*createTransformRotateX(-M_PI*0.25) * r0;
        Transform3D T = createTransformTranslate(a);  

        createLinearMovement(&retval, &T, R, a, b, step);    

        for (unsigned i=0; i<50; ++i)
        {
                Transform3D r_delta = createTransformRotateZ(-M_PI*0.01);
                R = r_delta * R;
                retval.push_back(T * R);
        }

        createLinearMovement(&retval, &T, R, b, c, step);    

        for (unsigned i=0; i<50; ++i)
        {
                Transform3D r_delta = createTransformRotateZ(-M_PI*0.01);
                R = r_delta * R;
                retval.push_back(T * R);
        }

        createLinearMovement(&retval, &T, R, c, d, step);    
        createLinearMovement(&retval, &T, R, d, a, step);    

        for (unsigned i=0; i<20; ++i)
        {
                Transform3D r_delta = createTransformRotateZ(-M_PI/20);
                R = r_delta * R;
                retval.push_back(T * R);
        }

        return retval;
}

std::vector<Transform3D> DummyTool::createToolPositionMovementTranslationOnly(const DoubleBoundingBox3D& bb) const
{
        std::vector<Transform3D> retval;

        Vector3D range = bb.range();
        // define four points. Traverse them and then back to the starting point.
//    Vector3D a = bb.center() + Vector3D(range[0]/2, range[0]/10, range[0]/10);
//    Vector3D b = bb.center();
//    Vector3D c = b + Vector3D(-range[0]*0.1, -range[0]*0.1, -range[0]*0.1);
//    Vector3D d = c + Vector3D(range[0]*0.1, range[0]*0.1, range[2]/3);
        Vector3D a = bb.center() + Vector3D( range[0]*0.4,  range[1]*0.4,  range[2]*0.4);
        Vector3D b = bb.center();
        Vector3D c = bb.center() + Vector3D(-range[0]*0.4, -range[1]*0.1, -range[2]*0.1);
        Vector3D d = bb.center() + Vector3D( range[0]*0.0,  range[1]*0.1,  range[2]*0.3);

        int steps = 200;
        double step = *std::max_element(range.begin(), range.end()) / steps;

        Transform3D r0 = createTransformRotateX(M_PI)*createTransformRotateZ(-M_PI*0.5);
        Transform3D R = createTransformRotateZ(-M_PI*0.25)*createTransformRotateX(-M_PI*0.25) * r0;
        Transform3D T = createTransformTranslate(a);

        createLinearMovement(&retval, &T, R, a, b, step);
        createLinearMovement(&retval, &T, R, b, c, step);
        createLinearMovement(&retval, &T, R, c, d, step);
        createLinearMovement(&retval, &T, R, d, a, step);

        return retval;
}


Transform3D* DummyTool::getNextTransform()
{
        if(mTransformCount >= int(mTransforms.size()))
                mTransformCount = 0;

        return &mTransforms.at(mTransformCount++);
}

void DummyTool::set_prMt(const Transform3D& prMt)
{
        double timestamp = this->getTimestamp();
        ToolImpl::set_prMt(prMt, timestamp);
}

Transform3D DummyTool::getCalibration_sMt() const
{
        return createTransformTranslate(Vector3D(5,5,20));
}


}//namespace cx