Added functor to subtract the offset from the tracking cube. (1149d451) · Commits · aflab / astrogeology / ISIS3

isis/src/base/apps/trackextract/trackextract.cpp

+56 −43

Original line number	Diff line number	Diff line
		#include "Isis.h"

		#include <QString>

		#include "Application.h"
		#include "Cube.h"
		#include "CubeAttribute.h"
		#include "FileName.h"
		#include "Portal.h"
		#include "ProcessByLine.h"
		#include "Pvl.h"
		#include "SpecialPixel.h"
		#include "UserInterface.h"

		#include <QString>

		using namespace std;
		using namespace Isis;

		@@ -22,9 +21,45 @@ const int FLOAT_MAX = 16777216;
		void findTrackBand(QString inputName, QVector<QString> &copyBands, int &trackBand);
		void createMosaicCube(QString inputName, QString outputName, QVector<QString> bandsVector);
		void createTrackCube(QString inputName, QString ouputName, int trackBand);
		void copyPixels(Buffer &in, Buffer &out);
		void copyTrackPixels(Buffer &in, Buffer &out);


		/**
		* Functor that copies DN's from the input cube to the tracking cube.
		* Because each pixel is offsetted by the min value of the input cube's pixel type,
		* we have to subtract the offset from each pixel. Then, we add the min
		* of an unsigned int to each pixel for the new offset.
		* The default value is set in ProcessMosaic for pixels who are not taken from a cube.
		* If a pixel's value is the default value, we set it to Null.
		*
		* @author 2018-07-30 Kaitlyn Lee
		* @internal
		* @history 2018-07-30 Kaitlyn Lee - Original Version.
		*/
		class CopyPixelsFunctor {
		private:
		int m_offset = 0;
		int m_defaultValue = 0;

		public:
		CopyPixelsFunctor(int offset, int defaultValue) {
		m_offset = offset;
		m_defaultValue = defaultValue;
		}

		void operator()(Buffer &in, Buffer &out) const {
		for (int i = 0; i < in.size(); i++) {
		if (in[i] == (float) m_defaultValue) {
		out[i] = NULLUI4; // Set to the unsigned 4 byte Null value
		}
		else {
		out[i] = ((int) in[i]) - m_offset + VALID_MINUI4;
		}
		}
		}
		};


		void IsisMain() {
		UserInterface &ui = Application::GetUserInterface();
		QString inputName = ui.GetFileName("FROM");
		@@ -157,39 +192,9 @@ void createTrackCube(QString inputName, QString ouputName, int trackBand) {

		p.SetOutputCube(trackingName, outAtt, numSample, numLine);

		p.StartProcess(copyTrackPixels);
		p.EndProcess();
		}


		/**
		* Copies DN's from the input cube to the mosaic cube.
		*
		* @param in Input cube
		* @param out Mosaic cube
		*/
		void copyPixels(Buffer &in, Buffer &out) {
		for (int i = 0; i < in.size(); i++) {
		out[i] = in[i];
		}
		}


		/**
		* Copies DN's from the input cube to the tracking cube.
		* Because each pixel is offsetted by the min value of the input cube's pixel type,
		* we have to get that min value and subtract it from each pixel. Then, we add the min
		* of an unsigned int to each pixel for the new offset.
		* The default value is set in ProcessMosaic for pixels who are not from a cube.
		* If a pixel's value is the default value, we set it to Null.
		*
		* @param in Input cube
		* @param out Tracking cube
		*/
		void copyTrackPixels(Buffer &in, Buffer &out) {
		int offset = 0;
		int defaultVal = 0;
		switch (SizeOf(in.PixelType())) {
		switch (SizeOf(inputCube.pixelType())) {
		case 1:
		offset = VALID_MIN1;
		defaultVal = NULL1;
		@@ -206,16 +211,24 @@ void copyTrackPixels(Buffer &in, Buffer &out) {
		break;

		default:
		QString msg = "Invalid Pixel Type [" + QString(in.PixelType()) + "]";
		QString msg = "Invalid Pixel Type [" + QString(inputCube.pixelType()) + "]";
		throw IException(IException::Programmer, msg, _FILEINFO_);
		}
		CopyPixelsFunctor copyTrackPixels(offset, defaultVal);

		for (int i = 0; i < in.size(); i++) {
		if (in[i] == (float) defaultVal) {
		out[i] = NULLUI4; // Set to the unsigned 4 byte Null value
		}
		else {
		out[i] = ((int) in[i]) - offset + VALID_MINUI4;
		p.ProcessCube(copyTrackPixels);
		p.EndProcess();
		}


		/**
		* Copies DN's from the input cube to the mosaic cube.
		*
		* @param in Input cube
		* @param out Mosaic cube
		*/
		void copyPixels(Buffer &in, Buffer &out) {
		for (int i = 0; i < in.size(); i++) {
		out[i] = in[i];
		}
		}