cxGraphicalPrimitives.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.

Redistribution and use in source and binary forms, with or without 
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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   this list of conditions and the following disclaimer in the documentation 
   and/or other materials provided with the distribution.

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   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 
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=========================================================================*/

#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
{


GraphicalGeometricBase::GraphicalGeometricBase(vtkPolyDataAlgorithmPtr source, vtkRendererPtr renderer)
{
    mProperty = vtkPropertyPtr::New();
    mActor = vtkActorPtr::New();
    mActor->SetProperty(mProperty);
}

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

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

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

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

    mRenderer = renderer;

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

void GraphicalGeometricBase::setVisibility(bool visible)
{
    mActor->SetVisibility(visible);
}


void GraphicalGeometricBase::setBackfaceCulling(bool val)
{
    mActor->GetProperty()->SetBackfaceCulling(val);
}

void GraphicalGeometricBase::setFrontfaceCulling(bool val)
{
    mActor->GetProperty()->SetFrontfaceCulling(val);
}

void GraphicalGeometricBase::setRepresentation()
{
    mActor->GetProperty()->SetRepresentationToSurface();
}

void GraphicalGeometricBase::setColor(double red, double green, double blue)
{
    mActor->GetProperty()->SetColor(red, green, blue);
}

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

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

void GraphicalGeometricBase::setOpacity(double val)
{
    mActor->GetProperty()->SetOpacity(val);
}

void GraphicalGeometricBase::setUserMatrix(vtkMatrix4x4 *matrix)
{
    mActor->SetUserMatrix(matrix);
}

void GraphicalGeometricBase::setPointSize(int pointSize)
{
    if(pointSize<=0) return;
    mProperty->SetPointSize(pointSize);
}

void GraphicalGeometricBase::setScalarVisibility(bool show)
{
    if(show)
    {
        getMapper()->ScalarVisibilityOn();
    }else
    {
        getMapper()->ScalarVisibilityOff();
    }
}

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

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

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

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

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

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

    mActor->SetMapper(mMapper);
    setSource(source);
    setRenderer(renderer);
}

void GraphicalPolyData3D::setIsWireFrame(bool val)
{
    mIsWireFrame = val;
}

void GraphicalPolyData3D::setRepresentation()
{
    if (mIsWireFrame)
        mActor->GetProperty()->SetRepresentationToWireframe();
    else
        mActor->GetProperty()->SetRepresentationToSurface();
}

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

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


vtkMapperPtr GraphicalPolyData3D::getMapper()
{
    return mMapper;
}

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

GraphicalGlyph3DData::GraphicalGlyph3DData(vtkPolyDataAlgorithmPtr source, vtkRendererPtr renderer) :
    GraphicalGeometricBase(source,renderer)
{
    mMapper = vtkSmartPointer<vtkGlyph3DMapper>::New();
    vtkSmartPointer<vtkArrowSource> arrowSource = vtkSmartPointer<vtkArrowSource>::New();
    mMapper->SetSourceConnection(arrowSource->GetOutputPort());
    mMapper->ScalarVisibilityOn();
    mMapper->SetUseLookupTableScalarRange(1);
    mMapper->SetScalarMode(VTK_SCALAR_MODE_USE_POINT_FIELD_DATA);
    mActor->SetMapper(mMapper);
    setSource(source);
    setRenderer(renderer);
}


void GraphicalGlyph3DData::setData(vtkPolyDataPtr data)
{
    mData = data;
    if (data)
        mMapper->SetInputData(mData);
}

void GraphicalGlyph3DData::setOrientationArray(const char* orientationArray)
{
    mMapper->SetOrientationArray(orientationArray);
}

void GraphicalGlyph3DData::setColorArray(const char* colorArray)
{
    if(strlen(colorArray)>0)
    {
        setScalarVisibility(true);
    }else
    {
        setScalarVisibility(false);
    }
    mMapper->SelectColorArray(colorArray);
}


void GraphicalGlyph3DData::setLUT(const char* lut)
{
    vtkSmartPointer<vtkColorSeries> colorSeries = vtkSmartPointer<vtkColorSeries>::New();
    vtkSmartPointer<vtkLookupTable> table = vtkLookupTable::New();
    colorSeries->SetColorSchemeByName(lut);
    colorSeries->BuildLookupTable(table , vtkColorSeries::ORDINAL);
    mMapper->SetLookupTable(table);
}


void GraphicalGlyph3DData::setScaleFactor(double scaleFactor)
{
    if(scaleFactor<=0) return;
    mMapper->SetScaleFactor(scaleFactor);
}

vtkMapperPtr GraphicalGlyph3DData::getMapper()
{
    return mMapper;
}

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

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;
}

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

}