QGIS API Documentation 3.37.0-Master (fdefdf9c27f)
qgstotalcurvaturefilter.h
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1/***************************************************************************
2 qgstotalcurvaturefilter.h - description
3 -------------------
4 begin : August 21th, 2009
5 copyright : (C) 2009 by Marco Hugentobler
6 email : marco dot hugentobler at karto dot baug dot ethz dot ch
7 ***************************************************************************/
8
9/***************************************************************************
10 * *
11 * This program is free software; you can redistribute it and/or modify *
12 * it under the terms of the GNU General Public License as published by *
13 * the Free Software Foundation; either version 2 of the License, or *
14 * (at your option) any later version. *
15 * *
16 ***************************************************************************/
17
18#ifndef QGSTOTALCURVATUREFILTER_H
19#define QGSTOTALCURVATUREFILTER_H
20
21#include "qgsninecellfilter.h"
22#include "qgis_analysis.h"
23
28class ANALYSIS_EXPORT QgsTotalCurvatureFilter: public QgsNineCellFilter
29{
30 public:
31 QgsTotalCurvatureFilter( const QString &inputFile, const QString &outputFile, const QString &outputFormat );
32
33 protected:
34
35 float processNineCellWindow( float *x11, float *x21, float *x31,
36 float *x12, float *x22, float *x32,
37 float *x13, float *x23, float *x33 ) override;
38};
39
40#endif // QGSTOTALCURVATUREFILTER_H
Base class for raster analysis methods that work with a 3x3 cell filter and calculate the value of ea...
virtual float processNineCellWindow(float *x11, float *x21, float *x31, float *x12, float *x22, float *x32, float *x13, float *x23, float *x33)=0
Calculates output value from nine input values.
Calculates total curvature as described by Wilson, Gallant (2000): terrain analysis.