import_export::GCPTransformer Class Reference

#include <RasterImporter.h>

Public Types
enum	Mode { Mode::kPolynomial, Mode::kThinPlateSpline }

Public Member Functions
	GCPTransformer (OGRDataSource *datasource, const Mode mode=Mode::kPolynomial)
	GCPTransformer ()=delete
	~GCPTransformer ()
void	transform (double &x, double &y)

Private Attributes
void *	transform_arg_
Mode	mode_

Detailed Description

Definition at line 40 of file RasterImporter.h.

Member Enumeration Documentation

enum import_export::GCPTransformer::Mode

strong

Enumerator
kPolynomial
kThinPlateSpline

Definition at line 42 of file RasterImporter.h.

{ kPolynomial, kThinPlateSpline };

Constructor & Destructor Documentation

import_export::GCPTransformer::GCPTransformer ( OGRDataSource *  datasource, const Mode  mode = Mode::kPolynomial  )

explicit

Definition at line 46 of file RasterImporter.cpp.

    : transform_arg_{nullptr}, mode_{mode} {
  CHECK(datasource);
  auto const gcp_count = datasource->GetGCPCount();
  auto const* gcp_list = datasource->GetGCPs();
  switch (mode_) {
    case Mode::kPolynomial: {
      static constexpr int kPolynomialOrder = 2;
      transform_arg_ =
          GDALCreateGCPTransformer(gcp_count, gcp_list, kPolynomialOrder, false);
      break;
    }
    case Mode::kThinPlateSpline: {
      transform_arg_ = GDALCreateTPSTransformer(gcp_count, gcp_list, false);
      break;
    }
  }
  CHECK(transform_arg_);
}

import_export::GCPTransformer::GCPTransformer ( )

delete

import_export::GCPTransformer::~GCPTransformer

(

)

Definition at line 66 of file RasterImporter.cpp.

References kPolynomial, kThinPlateSpline, mode_, and transform_arg_.

                                {
  switch (mode_) {
    case Mode::kPolynomial:
      GDALDestroyGCPTransformer(transform_arg_);
      break;
    case Mode::kThinPlateSpline:
      GDALDestroyTPSTransformer(transform_arg_);
      break;
  }
}

Member Function Documentation

void import_export::GCPTransformer::transform	(	double &	x,
		double &	y
	)

Definition at line 77 of file RasterImporter.cpp.

References kPolynomial, kThinPlateSpline, mode_, and transform_arg_.

                                                   {
  int success{0};
  switch (mode_) {
    case Mode::kPolynomial:
      GDALGCPTransform(transform_arg_, false, 1, &x, &y, nullptr, &success);
      break;
    case Mode::kThinPlateSpline:
      GDALTPSTransform(transform_arg_, false, 1, &x, &y, nullptr, &success);
      break;
  }
  if (!success) {
    throw std::runtime_error("Failed GCP/TPS Transform");
  }
}

Member Data Documentation

Mode import_export::GCPTransformer::mode_

private

Definition at line 52 of file RasterImporter.h.

Referenced by transform(), and ~GCPTransformer().

void* import_export::GCPTransformer::transform_arg_

private

Definition at line 51 of file RasterImporter.h.

Referenced by transform(), and ~GCPTransformer().

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The documentation for this class was generated from the following files:

• /home/jenkins-slave/workspace/core-os-doxygen/ImportExport/RasterImporter.h
• /home/jenkins-slave/workspace/core-os-doxygen/ImportExport/RasterImporter.cpp