Fix some mistakes in the documentation.

Improvement in gnuplot script for histogram

Doc/noDist/Notes/distribution.tex

@@ -34,7 +34,7 @@ then we obtain a uniform distribution of points on the unit sphere.
    \includegraphics[width=0.3\textwidth]{unitsphere}
     \caption{$5\,000$ points distribution on unit sphere.}%
 \end{figure}
-\texttt{generateDistributions -unitsphere   -N 5000 -filename unitsphere -visu }
+\texttt{generateDistributions -unitsphere   -N 5000 -fout unitsphere.fma -fvisuout unitsphere.vtp }
 
 
 \subsection{Ellipsoid distribution}
@@ -76,7 +76,7 @@ is true then we keep the point otherwise we reject it.
   \end{minipage}%
 \end{figure}
 
-\texttt{generateDistributions -prolate -ar 1:1:10   -N 20000 -filename prolate -visu }
+\texttt{generateDistributions -prolate -ar 1:1:10   -N 20000 -fout prolate.bfma -fvisuout prolate.vtp}
 
 
 
@@ -100,7 +100,7 @@ As shown in the figure~\ref{Fig-nonUnifEllipsoid} we obtain a concentration of p
 This bias on the pole could be reduced by choosing the same approach that we use to build a uniform distribution on the unit sphere?
 
 
-\texttt{generateDistributions -ellipsoid -ar 2:2:4   -N 20000 -filename ellipsoid -visu}
+\texttt{generateDistributions -ellipsoid -ar 2:2:4   -N 20000 -fout ellipsoid.bfma  -fvisuout ellipsoid.vtp}
 
 If you consider the 
 
@@ -125,7 +125,8 @@ r = \sqrt{\frac{u^{2/3}}{u^{2/3}-1}}
 \end{figure}
 
 The command to generate such distribution is\\
-\texttt{generateDistributions -plummer -radius 10   -N 50000 -filename plummer  -visu} 
+\texttt{generateDistributions -plummer -radius 10 -N 50000 -fout plummer.bfma  -fvisuout plummer.vtp 
+} 
 
 
 

Examples/generateDistributions.cpp

@@ -38,11 +38,11 @@
 //!  <b> General arguments:</b>
 //!     \param   -help (-h)      to see the parameters available in this driver
 //!     \param  -N     The number of points in the distribution (default 20000)
-//!     \param   -filename name: generic name for files (with extension) and save data
+//!     \param   -fout name: generic name for files (with extension) and save data
 //!                  with following format in name.fma or name.bfma in -bin is set"
-//!      \param  -visufmt format for the visu file (vtk, vtp, cvs or cosmo). vtp is the default
+//!      \param  -fvisuout Filename for the visu file (vtk, vtp, cvs or cosmo). vtp is the default
 //!      \param -extraLength   value    extra length to add to the boxWidth (default 0.0)
-//!
+
 //!  <b> Geometry arguments:</b>
 //!      \param  -unitCube uniform distribution on unit cube
 //!      \param  -cube uniform distribution on a cube
@@ -65,11 +65,11 @@
 //!
 //! \b examples
 //!
-//!   generateDistributions -prolate -ar 2:2:4   -N 20000 -filename prolate
+//!   generateDistributions -prolate -ar 2:2:4   -N 20000 -fout prolate
 //!
 //! or
 //!
-//!   generateDistributions  -cuboid 2:2:4 -filename cuboid  -visufmt vtp -charge  -zeromean
+//!  generateDistributions -cuboid 2:2:4 -N 100000 -fout cuboid.bfma  -fvisuout cuboid.vtp -charge  -zeromean
 //!
 
 

Tests/noDist/testAdaptiveUnifFMM.cpp

 // ===================================================================================
-// Copyright ScalFmm 2011 INRIA, Olivier Coulaud, Berenger Bramas, Matthias Messner
+// Copyright ScalFmm 2011 INRIA, Olivier Coulaud, Berenger Bramas,
 // olivier.coulaud@inria.fr, berenger.bramas@inria.fr
 // This software is a computer program whose purpose is to compute the FMM.
 //
@@ -93,13 +93,13 @@ int main(int argc, char ** argv){
 	}
 	std::cout << std::endl<< std::endl;
 	// ---------------------------------------------
-	const std::string fileName(FParameters::getStr(argc,argv,FParameterDefinitions::InputFile.options,   "../Data/noDistprolate50.out.fma"));
+	const std::string fileName(FParameters::getStr(argc,argv,FParameterDefinitions::InputFile.options,   "../Data/noDist/prolate50.out.fma"));
 	const unsigned int TreeHeight      = FParameters::getValue(argc, argv, FParameterDefinitions::OctreeHeight.options, 3);
 	const unsigned int SubTreeHeight = FParameters::getValue(argc, argv, FParameterDefinitions::OctreeSubHeight.options, 2);
 //	const unsigned int NbThreads      = FParameters::getValue(argc, argv, FParameterDefinitions::NbThreads.options, 1);
 	//
 	// accuracy
-	const unsigned int P = 7 ;
+	const unsigned int P = 4 ;
 
 
 	const int sminM    = FParameters::getValue(argc,argv,LocalOptionMinMultipoleThreshod.options, P*P*P);
@@ -107,9 +107,9 @@ int main(int argc, char ** argv){
 //
     typedef double FReal;
 	typedef FUnifCell<FReal,P>                                        CellClass;
-	typedef FP2PParticleContainerIndexed<FReal>            ContainerClass;
-	typedef FSimpleIndexedLeaf<FReal,ContainerClass>    LeafClass;
-	typedef FInterpMatrixKernelR<FReal>                               MatrixKernelClass;
+	typedef FP2PParticleContainerIndexed<FReal>           ContainerClass;
+	typedef FSimpleIndexedLeaf<FReal,ContainerClass>   LeafClass;
+	typedef FInterpMatrixKernelR<FReal>                        MatrixKernelClass;
 	//
 	typedef FAdaptiveUnifKernel<FReal,CellClass,ContainerClass,MatrixKernelClass,P> KernelClass;
 	//
@@ -223,7 +223,7 @@ int main(int argc, char ** argv){
 			const FReal*const forcesX            = leaf->getTargets()->getForcesX();
 			const FReal*const forcesY            = leaf->getTargets()->getForcesY();
 			const FReal*const forcesZ            = leaf->getTargets()->getForcesZ();
-			const FSize nbParticlesInLeaf           = leaf->getTargets()->getNbParticles();
+			const FSize nbParticlesInLeaf        = leaf->getTargets()->getNbParticles();
 			const FVector<FSize>& indexes = leaf->getTargets()->getIndexes();
 
 			for(FSize idxPart = 0 ; idxPart < nbParticlesInLeaf ; ++idxPart){

Utils/scripts/hist.gnu

@@ -9,21 +9,21 @@ set key off
 set border 3
 # Add a vertical dotted line at x=0 to show centre (mean) of distribution.
 set yzeroaxis
-
-# Each bar is half the (visual) width of its x-range.
-set boxwidth 0.05 absolute
-set style fill solid 1.0 noborder
-
-bin_width = 0.1;
-
-bin_number(x) = floor(x/bin_width)
-
-rounded(x) = bin_width * ( bin_number(x) + 0.5 )
-
+#
+#
 set ylabel "Number of leaves"
-set xabel "Number of Particles"
-
+set xlabel "Number of Particles per box"
+#
+# OUTPUT
 set terminal postscript enhanced color  'Helvetica' 20
 set output 'Histogram.eps'
+#
+#   PLOT
+#
+set style data histogram
+set style histogram cluster gap 1
+#unset ytics
+set boxwidth 0.75
+set style fill solid 1.0 noborder
 
-plot 'output.txt' using (rounded($1)):($2) smooth frequency with boxes
\ No newline at end of file
+plot 'output.txt' using ($1,$2) with boxes
\ No newline at end of file