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/*LICENSE_START*/
/*
* Copyright 1995-2002 Washington University School of Medicine
*
* http://brainmap.wustl.edu
*
* This file is part of CARET.
*
* CARET is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* CARET is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with CARET; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
/*LICENSE_END*/
#include <algorithm>
#include <cmath>
#include "BrainModelSurface.h"
#include "BrainModelSurfaceROIIntegratedFoldingIndexReport.h"
#include "BrainModelSurfaceROINodeSelection.h"
#include "StringUtilities.h"
#include "SurfaceShapeFile.h"
#include "TopologyFile.h"
/**
* constructor.
*/
BrainModelSurfaceROIIntegratedFoldingIndexReport::BrainModelSurfaceROIIntegratedFoldingIndexReport(
BrainSet* bs,
BrainModelSurface* bmsIn,
BrainModelSurfaceROINodeSelection* inputSurfaceROIIn,
SurfaceShapeFile* surfaceShapeFileIn,
const QString& headerTextIn,
const bool semicolonSeparateReportFlagIn)
: BrainModelSurfaceROIOperation(bs,
bmsIn,
inputSurfaceROIIn)
{
surfaceShapeFile = surfaceShapeFileIn;
semicolonSeparateReportFlag = semicolonSeparateReportFlagIn;
setHeaderText(headerTextIn);
}
/**
* destructor.
*/
BrainModelSurfaceROIIntegratedFoldingIndexReport::~BrainModelSurfaceROIIntegratedFoldingIndexReport()
{
}
/**
* execute the operation.
*/
void
BrainModelSurfaceROIIntegratedFoldingIndexReport::executeOperation() throw (BrainModelAlgorithmException)
{
const int numColumns = surfaceShapeFile->getNumberOfColumns();
if (numColumns <= 0) {
throw BrainModelAlgorithmException("No surface shape file contains no data.");
}
QString separator("");
if (semicolonSeparateReportFlag) {
separator = ";";
}
float roiArea = 0.0;
createReportHeader(roiArea);
TopologyFile* tf = bms->getTopologyFile();
if (tf != NULL) {
std::vector<float> areaTimesFoldingSum(numColumns, 0.0);
const int numTriangles = tf->getNumberOfTiles();
for (int i = 0; i < numTriangles; i++) {
if (tileInROI[i]) {
int n1, n2, n3;
tf->getTile(i, n1, n2, n3);
for (int j = 0; j < numColumns; j++) {
//
// Average folding index is:
// SUM(Ai * Abs(Fi)) / SUM(Ai);
//
// Ai = area of triangle (less if not all nodes in ROI)
// Fi = average shape value of triangle's three nodes
// SUM(Ai) is the same as the ROI's area
//
float shapeSum = 0.0;
float numInROI = 0.0;
if (operationSurfaceROI->getNodeSelected(n1)) {
shapeSum += surfaceShapeFile->getValue(n1, j);
numInROI += 1.0;
}
if (operationSurfaceROI->getNodeSelected(n2)) {
shapeSum += surfaceShapeFile->getValue(n2, j);
numInROI += 1.0;
}
if (operationSurfaceROI->getNodeSelected(n3)) {
shapeSum += surfaceShapeFile->getValue(n3, j);
numInROI += 1.0;
}
if (numInROI > 0.0) {
const float averageShape = std::fabs(shapeSum) / numInROI;
areaTimesFoldingSum[j] += averageShape * tileArea[i];
}
}
}
}
int longestColumnNameLength = 10;
for (int j = 0; j < numColumns; j++) {
longestColumnNameLength = std::max(longestColumnNameLength,
static_cast<int>(surfaceShapeFile->getColumnName(j).length()));
}
longestColumnNameLength += 5;
QString s = StringUtilities::leftJustify("Name", longestColumnNameLength)
+ separator
+ StringUtilities::rightJustify("IFI", 12)
+ "\n";
reportText.append(s);
for (int j = 0; j < numColumns; j++) {
const float integratedFloatingIndex = areaTimesFoldingSum[j] / roiArea;
QString s = StringUtilities::leftJustify(surfaceShapeFile->getColumnName(j), longestColumnNameLength)
+ separator
+ StringUtilities::rightJustify(QString::number(integratedFloatingIndex, 'f', 6), 12)
+ "\n";
reportText.append(s);
}
}
}
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