cxGraphicalPrimitives.cpp

Go to the documentation of this file.

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

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

Redistribution and use in source and binary forms, with or without 
modification, are permitted provided that the following conditions are met:

1. Redistributions of source code must retain the above copyright notice, 
   this list of conditions and the following disclaimer.

2. 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.

3. Neither the name of the copyright holder 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 HOLDER 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.
=========================================================================*/

#include "cxGraphicalPrimitives.h"

#include "boost/bind.hpp"
#include <vtkSphereSource.h>
#include <vtkLineSource.h>
#include <vtkArcSource.h>
#include <vtkPolyDataMapper.h>
#include <vtkActor.h>
#include <vtkCellArray.h>
#include <vtkProperty.h>
#include <vtkRenderer.h>
#include <vtkCommand.h>
#include <vtkFollower.h>
#include <vtkVectorText.h>
#include <vtkCamera.h>
#include "cxTypeConversions.h"
#include "cxBoundingBox3D.h"
#include "vtkArrowSource.h"
#include "vtkMatrix4x4.h"
#include "vtkCaptionActor2D.h"
#include "vtkTextProperty.h"
#include "cxVtkHelperClasses.h"
#include "vtkPolyDataNormals.h"

namespace cx
{

GraphicalPolyData3D::GraphicalPolyData3D(vtkPolyDataAlgorithmPtr source, vtkRendererPtr renderer)
{
        mMapper = vtkPolyDataMapperPtr::New();

        mActor = vtkActorPtr::New();
        mActor->SetMapper(mMapper);

        this->setSource(source);
        this->setRenderer(renderer);
}

void GraphicalPolyData3D::setSource(vtkPolyDataAlgorithmPtr source)
{
        mData = vtkPolyDataPtr();
        mSource = source;

        if (mSource)
                mMapper->SetInputConnection(mSource->GetOutputPort());
        else
                mMapper->SetInputConnection(NULL);
}

GraphicalPolyData3D::~GraphicalPolyData3D()
{
        this->setRenderer(NULL);
}

void GraphicalPolyData3D::setRenderer(vtkRendererPtr renderer)
{
        if (mRenderer)
                mRenderer->RemoveActor(mActor);

        mRenderer = renderer;

        if (mRenderer)
                mRenderer->AddActor(mActor);
}


void GraphicalPolyData3D::setColor(Vector3D color)
{
        mActor->GetProperty()->SetColor(color.begin());
}

void GraphicalPolyData3D::setPosition(Vector3D point)
{
        mActor->SetPosition(point.begin());
}

void GraphicalPolyData3D::setData(vtkPolyDataPtr data)
{
        mSource = vtkPolyDataAlgorithmPtr();
        mData = data;

        if (mData)
                mMapper->SetInputData(mData);
}

Vector3D GraphicalPolyData3D::getPosition() const
{
        return Vector3D(mActor->GetPosition());
}

vtkActorPtr GraphicalPolyData3D::getActor()
{
        return mActor;
}

vtkPolyDataPtr GraphicalPolyData3D::getPolyData()
{
        if (mSource)
                return mSource->GetOutput();
        else
                return mData;
}

vtkPolyDataAlgorithmPtr GraphicalPolyData3D::getSource()
{
        return mSource;
}

//--------------------------------------------------------
//--------------------------------------------------------
//--------------------------------------------------------

GraphicalPoint3D::GraphicalPoint3D(vtkRendererPtr renderer)
{
//      mRenderer = renderer;
        source = vtkSphereSourcePtr::New();
        source->SetRadius(4);
//  default:
//  source->SetThetaResolution(8);
//  source->SetPhiResolution(8);
        // 24*16 = 384, 8*8=64, 16*12=192
        source->SetThetaResolution(16);
        source->SetPhiResolution(12);
        source->LatLongTessellationOn();

        vtkPolyDataNormalsPtr normals = vtkPolyDataNormalsPtr::New();
        normals->SetInputConnection(source->GetOutputPort());
        normals->Update();

        mapper = vtkPolyDataMapperPtr::New();
        mapper->SetInputConnection(normals->GetOutputPort());

        actor = vtkActorPtr::New();
        actor->SetMapper(mapper);

        this->setRenderer(renderer);
}

GraphicalPoint3D::~GraphicalPoint3D()
{
        this->setRenderer(NULL);
}

void GraphicalPoint3D::setRenderer(vtkRendererPtr renderer)
{
        if (mRenderer)
        {
                mRenderer->RemoveActor(actor);
        }

        mRenderer = renderer;

        if (mRenderer)
        {
                mRenderer->AddActor(actor);
        }
}

void GraphicalPoint3D::setRadius(double radius)
{
        source->SetRadius(radius);
}

void GraphicalPoint3D::setColor(QColor color)
{
        setColorAndOpacity(actor->GetProperty(), color);
}

void GraphicalPoint3D::setValue(Vector3D point)
{
        actor->SetPosition(point.begin());
}

Vector3D GraphicalPoint3D::getValue() const
{
        return Vector3D(actor->GetPosition());
}

vtkActorPtr GraphicalPoint3D::getActor()
{
        return actor;
}

vtkPolyDataPtr GraphicalPoint3D::getPolyData()
{
        return source->GetOutput();
}

//--------------------------------------------------------
//--------------------------------------------------------
//--------------------------------------------------------

GraphicalLine3D::GraphicalLine3D( vtkRendererPtr renderer)
{
        mRenderer = renderer;
        source = vtkLineSourcePtr::New();
        mapper = vtkPolyDataMapperPtr::New() ;
        actor = vtkActorPtr::New() ;

        mapper->SetInputConnection( source->GetOutputPort() );
        actor->SetMapper (mapper );
        this->setRenderer(renderer);
}

GraphicalLine3D::~GraphicalLine3D()
{
        this->setRenderer(NULL);
}

void GraphicalLine3D::setRenderer(vtkRendererPtr renderer)
{
        if (mRenderer)
        {
                mRenderer->RemoveActor(actor);
        }

        mRenderer = renderer;

        if (mRenderer)
        {
                mRenderer->AddActor(actor);
        }
}

void GraphicalLine3D::setColor(QColor color)
{
        setColorAndOpacity(actor->GetProperty(), color);
}

void GraphicalLine3D::setValue(Vector3D point1, Vector3D point2)
{
        source->SetPoint1(point1.begin());
        source->SetPoint2(point2.begin());
}

void GraphicalLine3D::setStipple(int stipple)
{
        actor->GetProperty()->SetLineStipplePattern(stipple);
}

vtkActorPtr GraphicalLine3D::getActor()
{
        return actor;
}

//--------------------------------------------------------
//--------------------------------------------------------
//--------------------------------------------------------

GraphicalArc3D::GraphicalArc3D( vtkRendererPtr renderer)
{
        mRenderer = renderer;
        source = vtkArcSourcePtr::New();
        source->SetResolution(20);
        mapper = vtkPolyDataMapperPtr::New() ;
        actor = vtkActorPtr::New() ;

        mapper->SetInputConnection( source->GetOutputPort() );
        actor->SetMapper (mapper );
        if (mRenderer)
                mRenderer->AddActor(actor);
}

GraphicalArc3D::~GraphicalArc3D()
{
        if (mRenderer)
                mRenderer->RemoveActor(actor);
}

void GraphicalArc3D::setColor(QColor color)
{
        setColorAndOpacity(actor->GetProperty(), color);
}

void GraphicalArc3D::setValue(Vector3D point1, Vector3D point2, Vector3D center)
{
        source->SetPoint1(point1.begin());
        source->SetPoint2(point2.begin());
        source->SetCenter(center.begin());
}

void GraphicalArc3D::setStipple(int stipple)
{
        actor->GetProperty()->SetLineStipplePattern(stipple);
}

vtkActorPtr GraphicalArc3D::getActor()
{
        return actor;
}

//--------------------------------------------------------
//--------------------------------------------------------
//--------------------------------------------------------

GraphicalArrow3D::GraphicalArrow3D( vtkRendererPtr renderer)
{
        mRenderer = renderer;
        source = vtkArrowSourcePtr::New();
        source->SetTipResolution(24);
        source->SetShaftResolution(24);
        mapper = vtkPolyDataMapperPtr::New() ;
        actor = vtkActorPtr::New() ;

        mapper->SetInputConnection( source->GetOutputPort() );
        actor->SetMapper (mapper );
        if (mRenderer)
                mRenderer->AddActor(actor);
}

GraphicalArrow3D::~GraphicalArrow3D()
{
        if (mRenderer)
                mRenderer->RemoveActor(actor);
}

void GraphicalArrow3D::setColor(QColor color)
{
        setColorAndOpacity(actor->GetProperty(), color);
}

void GraphicalArrow3D::setValue(Vector3D base, Vector3D normal, double length)
{
        // find an arbitrary vector k perpendicular to normal:
        Vector3D k = cross(Vector3D(1,0,0), normal);
        if (similar(k, Vector3D(0,0,0)))
                k = cross(Vector3D(0,1,0), normal);
        k = k.normalized();
        Transform3D M = createTransformIJC(normal, k, base);

//      std::cout << "GraphicalArrow3D::setValue  " << base << " - " << normal << std::endl;
        Transform3D S = createTransformScale(Vector3D(length,1,1));
        M = M * S;
        // let arrow shape increase slowly with length:
//      source->SetTipLength(0.35/sqrt(length));
//      source->SetTipRadius(0.1*sqrt(length));
//      source->SetShaftRadius(0.03*sqrt(length));
        source->SetTipLength(0.35);
        source->SetTipRadius(0.1*(length));
        source->SetShaftRadius(0.03*(length));
        actor->SetUserMatrix(M.getVtkMatrix());
}

//--------------------------------------------------------
//--------------------------------------------------------
//--------------------------------------------------------

Rect3D::Rect3D(vtkRendererPtr renderer, QColor color)
{
        mRenderer = renderer;
        mapper = vtkPolyDataMapperPtr::New();
        actor = vtkActorPtr::New();
        setColorAndOpacity(actor->GetProperty(), color);
        actor->SetMapper(mapper);
        if (mRenderer)
                mRenderer->AddActor(actor);

        mPolyData = vtkPolyDataPtr::New();
        mPoints = vtkPointsPtr::New();
        mSide = vtkCellArrayPtr::New();

        vtkIdType cells[5] = { 0,1,2,3,0 };
        mSide->InsertNextCell(5, cells);

        mPolyData->SetPoints(mPoints);
        mapper->SetInputData(mPolyData);
}

void Rect3D::setLine(bool on, int width)
{
        if (on)
        {
                mPolyData->SetLines(mSide);
                actor->GetProperty()->SetLineWidth(width);
        }
        else
        {
                mPolyData->SetLines(NULL);
        }
}

void Rect3D::setSurface(bool on)
{
        if (on)
        {
                mPolyData->SetPolys(mSide);
                actor->GetProperty()->SetOpacity(1.0); // transparent planes dont work well together with texture volume. Use 1.0
        }
        else
        {
                mPolyData->SetPolys(NULL);
        }
}

Rect3D::~Rect3D()
{
        if (mRenderer)
                mRenderer->RemoveActor(actor);
}

void Rect3D::setColor(QColor color)
{
        setColorAndOpacity(actor->GetProperty(), color);
}

void Rect3D::updatePosition(const DoubleBoundingBox3D bb, const Transform3D& M)
{
        mPoints = vtkPointsPtr::New();
        mPoints->InsertPoint(0, M.coord(bb.corner(0,0,0)).begin());
        mPoints->InsertPoint(1, M.coord(bb.corner(0,1,0)).begin());
        mPoints->InsertPoint(2, M.coord(bb.corner(1,1,0)).begin());
        mPoints->InsertPoint(3, M.coord(bb.corner(1,0,0)).begin());
        mPolyData->SetPoints(mPoints);
}

//--------------------------------------------------------
//--------------------------------------------------------
//--------------------------------------------------------

FollowerText3D::FollowerText3D( vtkRendererPtr renderer)
{
        mText = vtkVectorTextPtr::New();
        vtkPolyDataMapperPtr mapper = vtkPolyDataMapperPtr::New();
        mapper->SetInputConnection(mText->GetOutputPort());
        mFollower = vtkFollowerPtr::New();
        mFollower->SetMapper(mapper);
        Vector3D mTextScale(2,2,2);
        mFollower->SetScale(mTextScale.begin());

        this->setSizeInNormalizedViewport(true, 0.025);
        this->setRenderer(renderer);
}

void FollowerText3D::setRenderer(vtkRendererPtr renderer)
{
        if (mRenderer)
        {
                mRenderer->RemoveActor(mFollower);
                mViewportListener->stopListen();
        }

        mRenderer = renderer;

        if (mRenderer)
        {
                mRenderer->AddActor(mFollower);
                mFollower->SetCamera(mRenderer->GetActiveCamera());
                if (mViewportListener)
                        mViewportListener->startListen(mRenderer);
        }
}

FollowerText3D::~FollowerText3D()
{
        if (mRenderer)
                mRenderer->RemoveActor(mFollower);
}

void FollowerText3D::setSize(double val)
{
        mSize = val;
        this->scaleText();
}

void FollowerText3D::setSizeInNormalizedViewport(bool on, double size)
{
        if (on)
        {
                if (!mViewportListener)
                {
                        mViewportListener.reset(new ViewportListener);
                        mViewportListener->setCallback(boost::bind(&FollowerText3D::scaleText, this));
                }
        }
        else
        {
                mViewportListener.reset();
        }

        this->setSize(size);
}

void FollowerText3D::setColor(QColor color)
{
        setColorAndOpacity(mFollower->GetProperty(), color);
}

void FollowerText3D::setText(QString text)
{
        mText->SetText(cstring_cast(text));
}

void FollowerText3D::setPosition(Vector3D pos)
{
        mFollower->SetPosition(pos.begin());
}

vtkFollowerPtr FollowerText3D::getActor()
{
        return mFollower;
}

void FollowerText3D::scaleText()
{
        if (!mViewportListener || !mViewportListener->isListening())
        {
                mFollower->SetScale(Vector3D(mSize,mSize,mSize).begin());
                return;
        }

        double size = mViewportListener->getVpnZoom();

        double scale = mSize/size;
//  std::cout << "s= " << size << "  ,scale= " << scale << std::endl;
        Vector3D mTextScale(scale,scale,scale);
        if (mFollower)
                mFollower->SetScale(mTextScale.begin());
}

//--------------------------------------------------------
//--------------------------------------------------------
//--------------------------------------------------------

CaptionText3D::CaptionText3D( vtkRendererPtr renderer)
{
        mText = vtkCaptionActor2DPtr::New();
        mText->BorderOff();
        mText->LeaderOff();

        mText->GetCaptionTextProperty()->BoldOff();
        mText->GetCaptionTextProperty()->ItalicOff();
        mText->GetCaptionTextProperty()->ShadowOff();
        mText->SetWidth(10);
        mText->SetHeight(0.03);

        this->setRenderer(renderer);
}

void CaptionText3D::setRenderer(vtkRendererPtr renderer)
{
        if (mRenderer)
        {
                mRenderer->RemoveActor(mText);
        }

        mRenderer = renderer;

        if (mRenderer)
        {
                mRenderer->AddActor(mText);
        }
}

CaptionText3D::~CaptionText3D()
{
        if (mRenderer)
                mRenderer->RemoveActor(mText);
}

void CaptionText3D::setSize(double val)
{
        mText->SetHeight(val);
}

void CaptionText3D::setColor(QColor color)
{
        mText->GetCaptionTextProperty()->SetColor(getColorAsVector3D(color).begin());
}

void CaptionText3D::setText(QString text)
{
        mText->SetCaption(cstring_cast(text));
}

void CaptionText3D::setPosition(Vector3D pos)
{
        mText->SetAttachmentPoint(pos.begin());
}

vtkCaptionActor2DPtr CaptionText3D::getActor()
{
        return mText;
}

//--------------------------------------------------------
//--------------------------------------------------------
//--------------------------------------------------------

}