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src
core
raster
qgsraster.cpp
Go to the documentation of this file.
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/***************************************************************************
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qgsraster.cpp - Raster namespace
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--------------------------------------
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Date : Apr, 2013
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Copyright : (C) 2013 by Radim Blazek
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email : radim dot blazek at gmail dot com
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#include "
qgsraster.h
"
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QString
QgsRaster::contrastEnhancementLimitsAsString
(
ContrastEnhancementLimits
theLimits )
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{
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switch
( theLimits )
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{
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case
QgsRaster::ContrastEnhancementMinMax
:
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return
"MinMax"
;
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break
;
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case
QgsRaster::ContrastEnhancementStdDev
:
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return
"StdDev"
;
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break
;
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case
QgsRaster::ContrastEnhancementCumulativeCut
:
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return
"CumulativeCut"
;
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break
;
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default
:
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break
;
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}
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return
"None"
;
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}
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QgsRaster::ContrastEnhancementLimits
QgsRaster::contrastEnhancementLimitsFromString
( QString theLimits )
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{
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if
( theLimits ==
"MinMax"
)
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{
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return
ContrastEnhancementMinMax
;
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}
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else
if
( theLimits ==
"StdDev"
)
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{
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return
ContrastEnhancementStdDev
;
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}
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else
if
( theLimits ==
"CumulativeCut"
)
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{
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return
ContrastEnhancementCumulativeCut
;
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}
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return
ContrastEnhancementNone
;
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}
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double
QgsRaster::representableValue
(
double
value,
QGis::DataType
dataType )
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{
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switch
( dataType )
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{
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case
QGis::Byte
:
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return
static_cast<
quint8
>
( value );
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case
QGis::UInt16
:
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return
static_cast<
quint16
>
( value );
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case
QGis::Int16
:
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return
static_cast<
qint16
>
( value );
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case
QGis::UInt32
:
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return
static_cast<
quint32
>
( value );
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case
QGis::Int32
:
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return
static_cast<
qint32
>
( value );
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case
QGis::Float32
:
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return
static_cast<
float
>
( value );
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default
:
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break
;
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}
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return
value;
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}
QGis::Byte
Definition:
qgis.h:207
QgsRaster::contrastEnhancementLimitsFromString
static ContrastEnhancementLimits contrastEnhancementLimitsFromString(QString theLimits)
Definition:
qgsraster.cpp:39
QGis::Float32
Definition:
qgis.h:212
QgsRaster::representableValue
static double representableValue(double value, QGis::DataType dataType)
Get value representable by given data type.
Definition:
qgsraster.cpp:56
QgsRaster::ContrastEnhancementNone
Definition:
qgsraster.h:88
QGis::UInt16
Definition:
qgis.h:208
QGis::Int32
Definition:
qgis.h:211
QgsRaster::ContrastEnhancementLimits
ContrastEnhancementLimits
Contrast enhancement limits.
Definition:
qgsraster.h:86
QGis::UInt32
Definition:
qgis.h:210
QgsRaster::contrastEnhancementLimitsAsString
static QString contrastEnhancementLimitsAsString(QgsRaster::ContrastEnhancementLimits theLimits)
Definition:
qgsraster.cpp:20
QgsRaster::ContrastEnhancementCumulativeCut
Definition:
qgsraster.h:91
QGis::Int16
Definition:
qgis.h:209
QGis::DataType
DataType
Raster data types.
Definition:
qgis.h:204
QgsRaster::ContrastEnhancementMinMax
Definition:
qgsraster.h:89
qgsraster.h
QgsRaster::ContrastEnhancementStdDev
Definition:
qgsraster.h:90
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