Remove redundant math constant defines

Since we use _USE_MATH_DEFINES for windows builds, these are not required
qgis · Aug 25, 2017 · 7f447374cd2907be837e3f9527096c596508947e · 7f44737
1 parent 07a570f
commit 7f447374cd2907be837e3f9527096c596508947e
diff --git a/python/core/symbology/qgssymbollayer.sip b/python/core/symbology/qgssymbollayer.sip
@@ -11,7 +11,6 @@
 
 
 
-
 class QgsSymbolLayer
 {
 

diff --git a/src/analysis/raster/qgskde.cpp b/src/analysis/raster/qgskde.cpp
@@ -20,10 +20,6 @@
 
 #define NO_DATA -9999
 
-#ifndef M_PI
-#define M_PI 3.14159265358979323846
-#endif
-
 QgsKernelDensityEstimation::QgsKernelDensityEstimation( const QgsKernelDensityEstimation::Parameters &parameters, const QString &outputFile, const QString &outputFormat )
   : mSource( parameters.source )
   , mOutputFile( outputFile )

diff --git a/src/app/dwg/libdxfrw/drw_base.h b/src/app/dwg/libdxfrw/drw_base.h
@@ -38,12 +38,6 @@
 #  define DRW_POSIX
 #endif
 
-#ifndef M_PI
-#define M_PI   3.141592653589793238462643
-#endif
-#ifndef M_PI_2
-#define M_PI_2 1.57079632679489661923
-#endif
 #define M_PIx2 6.283185307179586 // 2*PI
 #define ARAD 57.29577951308232
 

diff --git a/src/app/qgsdecorationnortharrowdialog.cpp b/src/app/qgsdecorationnortharrowdialog.cpp
@@ -152,8 +152,7 @@ void QgsDecorationNorthArrowDialog::drawNorthArrow()
     myQPainter.rotate( rotation );
     //work out how to shift the image so that it appears in the center of the canvas
     //(x cos a + y sin a - x, -x sin a + y cos a - y)
-    const double PI = 3.14159265358979323846;
-    double myRadiansDouble = ( PI / 180 ) * rotation;
+    double myRadiansDouble = ( M_PI / 180 ) * rotation;
     int xShift = static_cast<int>( (
                                      ( centerXDouble * std::cos( myRadiansDouble ) ) +
                                      ( centerYDouble * std::sin( myRadiansDouble ) )

diff --git a/src/app/qgsmaptoolrotatefeature.cpp b/src/app/qgsmaptoolrotatefeature.cpp
@@ -36,8 +36,6 @@
 #include <limits>
 #include <cmath>
 
-#define PI 3.14159265
-
 QgsAngleMagnetWidget::QgsAngleMagnetWidget( const QString &label, QWidget *parent )
   : QWidget( parent )
 {
@@ -152,7 +150,7 @@ void QgsMapToolRotateFeature::canvasMoveEvent( QgsMapMouseEvent *e )
   {
     const double XDistance = e->pos().x() - mStPoint.x();
     const double YDistance = e->pos().y() - mStPoint.y();
-    double rotation = std::atan2( YDistance, XDistance ) * ( 180 / PI );
+    double rotation = std::atan2( YDistance, XDistance ) * ( 180 / M_PI );
 
     if ( mRotationWidget )
     {
@@ -297,7 +295,7 @@ void QgsMapToolRotateFeature::canvasReleaseEvent( QgsMapMouseEvent *e )
 
     double XDistance = mInitialPos.x() - mAnchorPoint->x();
     double YDistance = mInitialPos.y() - mAnchorPoint->y() ;
-    mRotationOffset = std::atan2( YDistance, XDistance ) * ( 180 / PI );
+    mRotationOffset = std::atan2( YDistance, XDistance ) * ( 180 / M_PI );
 
     createRotationWidget();
     if ( e->modifiers() & Qt::ShiftModifier )
@@ -349,7 +347,7 @@ void QgsMapToolRotateFeature::applyRotation( double rotation )
   }
 
   //calculations for affine transformation
-  double angle = -1 * mRotation * ( PI / 180 );
+  double angle = -1 * mRotation * ( M_PI / 180 );
   QgsPointXY anchorPoint = toLayerCoordinates( vlayer, mStartPointMapCoords );
   double a = std::cos( angle );
   double b = -1 * std::sin( angle );

diff --git a/src/app/qgsmaptoolselectradius.cpp b/src/app/qgsmaptoolselectradius.cpp
@@ -24,10 +24,6 @@ email                : jpalmer at linz dot govt dot nz
 #include <cmath>
 #include <QMouseEvent>
 
-#ifndef M_PI
-#define M_PI 3.1415926535897931159979634685
-#endif
-
 const int RADIUS_SEGMENTS = 40;
 
 QgsMapToolSelectRadius::QgsMapToolSelectRadius( QgsMapCanvas *canvas )

diff --git a/src/core/geometry/qgsinternalgeometryengine.cpp b/src/core/geometry/qgsinternalgeometryengine.cpp
@@ -373,7 +373,7 @@ QgsVector calcMotion( const QgsPoint &a, const QgsPoint &b, const QgsPoint &c,
 
   // wonderful nasty hack which has survived through JOSM -> id -> QGIS
   // to deal with almost-straight segments (angle is closer to 180 than to 90/270).
-  if ( dotProduct < -0.707106781186547 )
+  if ( dotProduct < -M_SQRT1_2 )
     dotProduct += 1.0;
 
   QgsVector new_v = p + q;

diff --git a/src/core/pal/feature.cpp b/src/core/pal/feature.cpp
@@ -44,10 +44,6 @@
 #include <cmath>
 #include <cfloat>
 
-#ifndef M_PI
-#define M_PI 3.14159265358979323846
-#endif
-
 using namespace pal;
 
 FeaturePart::FeaturePart( QgsLabelFeature *feat, const GEOSGeometry *geom )

diff --git a/src/core/pal/labelposition.cpp b/src/core/pal/labelposition.cpp
@@ -38,10 +38,6 @@
 #include <cmath>
 #include <cfloat>
 
-#ifndef M_PI
-#define M_PI 3.1415926535897931159979634685
-#endif
-
 using namespace pal;
 
 LabelPosition::LabelPosition( int id, double x1, double y1, double w, double h, double alpha, double cost, FeaturePart *feature, bool isReversed, Quadrant quadrant )

diff --git a/src/core/pal/util.cpp b/src/core/pal/util.cpp
@@ -37,18 +37,6 @@
 #include "qgslogger.h"
 #include <cfloat>
 
-#ifndef M_PI
-#define M_PI 3.14159265358979323846
-#endif
-
-#ifndef M_PI_2
-#define M_PI_2 1.57079632679489661923
-#endif
-
-#ifndef M_SQRT2
-#define M_SQRT2 1.41421356237309504880
-#endif
-
 void pal::Util::sort( void **items, int N, bool ( *greater )( void *l, void *r ) )
 {
 

diff --git a/src/core/qgsdistancearea.cpp b/src/core/qgsdistancearea.cpp
@@ -34,11 +34,6 @@
 #include "qgsunittypes.h"
 #include "qgsexception.h"
 
-// MSVC compiler doesn't have defined M_PI in math.h
-#ifndef M_PI
-#define M_PI          3.14159265358979323846
-#endif
-
 #define DEG2RAD(x)    ((x)*M_PI/180)
 #define RAD2DEG(r) (180.0 * (r) / M_PI)
 #define POW2(x) ((x)*(x))

diff --git a/src/core/symbology/qgspointclusterrenderer.cpp b/src/core/symbology/qgspointclusterrenderer.cpp
@@ -24,10 +24,6 @@
 #include "qgsproperty.h"
 #include <cmath>
 
-#ifndef M_SQRT2
-#define M_SQRT2 1.41421356237309504880
-#endif
-
 QgsPointClusterRenderer::QgsPointClusterRenderer()
   : QgsPointDistanceRenderer( QStringLiteral( "pointCluster" ) )
 {

diff --git a/src/core/symbology/qgspointdisplacementrenderer.cpp b/src/core/symbology/qgspointdisplacementrenderer.cpp
@@ -25,10 +25,6 @@
 #include <QPainter>
 #include <cmath>
 
-#ifndef M_SQRT2
-#define M_SQRT2 1.41421356237309504880
-#endif
-
 QgsPointDisplacementRenderer::QgsPointDisplacementRenderer( const QString &labelAttributeName )
   : QgsPointDistanceRenderer( QStringLiteral( "pointDisplacement" ), labelAttributeName )
   , mPlacement( Ring )

diff --git a/src/core/symbology/qgspointdistancerenderer.cpp b/src/core/symbology/qgspointdistancerenderer.cpp
@@ -27,10 +27,6 @@
 
 #include <cmath>
 
-#ifndef M_SQRT2
-#define M_SQRT2 1.41421356237309504880
-#endif
-
 QgsPointDistanceRenderer::QgsPointDistanceRenderer( const QString &rendererName, const QString &labelAttributeName )
   : QgsFeatureRenderer( rendererName )
   , mLabelAttributeName( labelAttributeName )

diff --git a/src/core/symbology/qgssymbollayer.h b/src/core/symbology/qgssymbollayer.h
@@ -15,11 +15,6 @@
 #ifndef QGSSYMBOLLAYER_H
 #define QGSSYMBOLLAYER_H
 
-// MSVC compiler doesn't have defined M_PI in math.h
-#ifndef M_PI
-#define M_PI          3.14159265358979323846
-#endif
-
 #define DEG2RAD(x)    ((x)*M_PI/180)
 #define DEFAULT_SCALE_METHOD              QgsSymbol::ScaleDiameter