VtkFilterFactory.cpp

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// ** INCLUDES **
#include "VtkFilterFactory.h"
 
#include <vtkDataSetSurfaceFilter.h>
 
#include "VtkCompositeColorByHeightFilter.h"
#include "VtkCompositeColormapToImageFilter.h"
#include "VtkCompositeContourFilter.h"
#include "VtkCompositeElementSelectionFilter.h"
#include "VtkCompositeGeoObjectFilter.h"
#include "VtkCompositeImageToCylindersFilter.h"
#include "VtkCompositeImageToPointCloudFilter.h"
#include "VtkCompositeImageToSurfacePointsFilter.h"
#include "VtkCompositeLineToTubeFilter.h"
#include "VtkCompositeNodeSelectionFilter.h"
#include "VtkCompositePointToGlyphFilter.h"
#include "VtkCompositeTextureOnSurfaceFilter.h"
#include "VtkCompositeThresholdFilter.h"
#include "VtkImageDataToLinePolyDataFilter.h"
 
QVector<VtkFilterInfo> VtkFilterFactory::GetFilterList()
{
    QVector<VtkFilterInfo> filterList;
 
    // Composite filters
    filterList.push_back(VtkFilterInfo("VtkCompositeImageToCylindersFilter",
                                       "Image to bar chart",
                                       "This filter converts the red pixel "
                                       "values of the image into a bar graph.",
                                       VTK_IMAGE_DATA, VTK_POLY_DATA));
 
    filterList.push_back(
        VtkFilterInfo("VtkCompositePointToGlyphFilter", "Points to spheres",
                      "This filter generates spheres on point data that can be "
                      "scaled and colored by scalar data.",
                      VTK_POLY_DATA, VTK_POLY_DATA));
 
    filterList.push_back(
        VtkFilterInfo("VtkCompositeLineToTubeFilter", "Lines to tubes",
                      "This filter will convert lines to tubes that can be "
                      "colored by scalar data.",
                      VTK_POLY_DATA, VTK_POLY_DATA));
 
    filterList.push_back(VtkFilterInfo(
        "VtkCompositeColormapToImageFilter", "Apply lookup table to image",
        "This filter will take an input image of any valid scalar type, and "
        "map the first component of the image through a lookup table.",
        VTK_IMAGE_DATA, VTK_IMAGE_DATA));
 
    filterList.push_back(VtkFilterInfo(
        "VtkCompositeTextureOnSurfaceFilter", "Apply texture to surface",
        "This filter assigns an image or raster file as a texture for the "
        "given surface.",
        VTK_POINT_SET, VTK_POLY_DATA));
 
    filterList.push_back(VtkFilterInfo(
        "VtkCompositeThresholdFilter", "Extract cells by threshold",
        "This filter extracts cells from any dataset type that satisfy a "
        "threshold criterion. A cell satisfies the criterion if the (first) "
        "scalar value of (every or any) point satisfies the criterion. For "
        "example this can be used to show only certain material groups in a "
        "mesh.",
        VTK_POINT_SET, VTK_UNSTRUCTURED_GRID));
 
    filterList.push_back(VtkFilterInfo(
        "VtkCompositeColorByHeightFilter", "Elevation-based colouring",
        "This filter will generate scalar values based on the elevation of "
        "each point in the dataset.",
        VTK_POINT_SET, VTK_POLY_DATA));
 
    filterList.push_back(VtkFilterInfo(
        "VtkCompositeContourFilter", "Generate contours based on scalar fields",
        "Visualisation of contour-lines/-planes within dense scalar fields.",
        VTK_UNSTRUCTURED_GRID, VTK_UNSTRUCTURED_GRID));
 
    filterList.push_back(VtkFilterInfo(
        "VtkCompositeImageToPointCloudFilter", "Image to point cloud",
        "This filter creates a point cloud with a density based on the first "
        "component of pixel values.",
        VTK_IMAGE_DATA, VTK_POLY_DATA));
 
    filterList.push_back(VtkFilterInfo(
        "VtkCompositeImageToSurfacePointsFilter", "Image to surface points",
        "This filter creates a point cloud representing a surface based on the "
        "first component of pixel values.",
        VTK_IMAGE_DATA, VTK_POLY_DATA));
 
    // Simple filters
    filterList.push_back(VtkFilterInfo(
        "VtkImageDataToLinePolyDataFilter", "Image to vertical lines",
        "This filter converts the red pixel values of the image to lines with "
        "length of the value.",
        VTK_IMAGE_DATA, VTK_POLY_DATA));
 
    // Standard VTK filter without properties
    filterList.push_back(VtkFilterInfo("vtkDataSetSurfaceFilter",
                                       "Surface filter",
                                       "Extracts outer (polygonal) surface.",
                                       VTK_UNSTRUCTURED_GRID, VTK_POLY_DATA));
 
    //      filterList.push_back(VtkFilterInfo(
    //              "VtkCompositeSelectionFilter",
    //              "Mesh Quality Filter",
    //              "This filter calculates the quality of meshes and highlights
    //              deformed elements.", VTK_UNSTRUCTURED_GRID,
    //              VTK_UNSTRUCTURED_GRID));
 
    return filterList;
}
 
VtkCompositeFilter* VtkFilterFactory::CreateCompositeFilter(
    QString type, vtkAlgorithm* inputAlgorithm)
{
    if (type.compare(QString("VtkCompositeImageToCylindersFilter")) == 0)
    {
        return new VtkCompositeImageToCylindersFilter(inputAlgorithm);
    }
    if (type.compare(QString("VtkCompositePointToGlyphFilter")) == 0)
    {
        return new VtkCompositePointToGlyphFilter(inputAlgorithm);
    }
    if (type.compare(QString("VtkCompositeLineToTubeFilter")) == 0)
    {
        return new VtkCompositeLineToTubeFilter(inputAlgorithm);
    }
    if (type.compare(QString("VtkCompositeColormapToImageFilter")) == 0)
    {
        return new VtkCompositeColormapToImageFilter(inputAlgorithm);
    }
    if (type.compare(QString("VtkCompositeTextureOnSurfaceFilter")) == 0)
    {
        return new VtkCompositeTextureOnSurfaceFilter(inputAlgorithm);
    }
    if (type.compare(QString("VtkCompositeThresholdFilter")) == 0)
    {
        return new VtkCompositeThresholdFilter(inputAlgorithm);
    }
    if (type.compare(QString("VtkCompositeColorByHeightFilter")) == 0)
    {
        return new VtkCompositeColorByHeightFilter(inputAlgorithm);
    }
    if (type.compare(QString("VtkCompositeElementSelectionFilter")) == 0)
    {
        return new VtkCompositeElementSelectionFilter(inputAlgorithm);
    }
    if (type.compare(QString("VtkCompositeNodeSelectionFilter")) == 0)
    {
        return new VtkCompositeNodeSelectionFilter(inputAlgorithm);
    }
    if (type.compare(QString("VtkCompositeContourFilter")) == 0)
    {
        return new VtkCompositeContourFilter(inputAlgorithm);
    }
    if (type.compare(QString("VtkCompositeGeoObjectFilter")) == 0)
    {
        return new VtkCompositeGeoObjectFilter(inputAlgorithm);
    }
    if (type.compare(QString("VtkCompositeImageToPointCloudFilter")) == 0)
    {
        return new VtkCompositeImageToPointCloudFilter(inputAlgorithm);
    }
    if (type.compare(QString("VtkCompositeImageToSurfacePointsFilter")) == 0)
    {
        return new VtkCompositeImageToSurfacePointsFilter(inputAlgorithm);
    }
 
    return nullptr;
}
 
vtkAlgorithm* VtkFilterFactory::CreateSimpleFilter(QString type)
{
    if (type.compare(QString("VtkImageDataToLinePolyDataFilter")) == 0)
    {
        return VtkImageDataToLinePolyDataFilter::New();
    }
    if (type.compare(QString("vtkDataSetSurfaceFilter")) == 0)
    {
        return vtkDataSetSurfaceFilter::New();
    }
 
    return nullptr;
}