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| // spline.cpp : Defines the entry point for the console application.
//
#include "stdafx.h"
#include <math.h>
#include <stdio.h>
//#include <matrix.h>
int _tmain(int argc, _TCHAR* argv[])
{
//#include <mex.h>
//void mexFunction(int nlhs, mxArray *plhs[], int nrhs, const mxArray *prhs[])
float beta_n_x (float , int );
float beta_n_s_x( float ,float , int );
// declaration of variables
//mxArray *xData;
//float *xValues;
//mxArray *yData;
//float *yValues;
//*outArray;
int i,j,k;
float tabx[X];
float taby[X];
int X=8;
int tabs[S];
int S=2;
int n=1;
float tabx1[X];
float taby1[X];
float tabx2[X];
float taby2[X];
float tab_beta0_x[X][2];
float tab_beta0_y[X][2];
float tab_beta_n_x[X][2];
float tab_beta_n_y[X][2];
float ntabx1[X][S];
float ntaby1[X][S];
float ntabx2[X][S];
float ntaby2[X][S];
float tab_beta_n_s_x1[X][S];
float tab_beta_n_s_y1[X][S];
float tab_beta_n_s_x1[X][S];
float tab_beta_n_s_y1[X][S];
int constanteX1=0;
int constanteY1=0;
int constanteX2=0;
int constanteY2=0;
float tab_C0_x1[X][2];
float tab_C0_y1[X][2];
float tab_C0_x2[X][2];
float tab_C0_y2[X][2];
float tab_Cs_x1[X][2];
float tab_Cs_y1[X][2];
float tab_Cs_x2[X][2];
float tab_Cs_y2[X][2];
float tabW1x[X][S];
float tabW1y[X][S];
float tabW2x[X][S];
float tabW2y[X][S];
float CurveEst[X][S];
float MaximaResults[X][S];
//intialiser leurs cases a zero
int Lambda;
float tabresultsX[X];
float tabresultsY[X];
int R=0;
//beginning of the Game.
//xData= prhs[0];
//xValues=mxGetPr(xData);
//X= mxGetN(xData);
//yData= prhs[1];
//yValues=mxGetPr(yData);
tabx[X]={10,20,30,40,50,60,70,80};
tabx[Y]={10,20,30,40,50,60,70,80};
//filling X and Y coordinates tables.
//for (i=0,i=X-1,i++)
//{
//tabx[i]=xValues[i];
//taby[i]=yValues[i];
//}
//filling new X and Y coordinates X1=X+0.5 & X2=X-0.5
for (i=0,i=X-1,i++)
{
tabx1[i]=tabx[i]+0.5;
tabx2[i]=tabx[i]-0.5;
taby1[i]=tabx[i]+0.5;
taby2[i]=tabx[i]-0.5;
}
//filling new X and Y coordinates at 1/scale
for (i=0,i=X-1,i++)
{
for (j=0,j=S-1,j++)
{
ntabx1[i][j]=tabx1[i]/tabs[j];
ntaby1[i][j]=taby1[i]/tabs[j];
ntabx2[i][j]=tabx2[i]/tabs[j];
ntaby2[i][j]=taby2[i]/tabs[j];
}
}
//filling beta nth order at SCALE S table for X and Y coordinates
for (i=0,i=X-1,i++)
{
for (j=0,j=S-1,j++)
{
tab_beta_n_s_x1[i][j]= 1/tabs[j]*beta_n_x(ntabx1[i][j],n);
tab_beta_n_s_y1[i][j]= 1/tabs[j]*beta_n_x(ntaby1[i][j],n);
tab_beta_n_s_x2[i][j]= 1/tabs[j]*beta_n_x(ntabx2[i][j],n);
tab_beta_n_s_y2[i][j]= 1/tabs[j]*beta_n_x(ntaby2[i][j],n);
}
}
//filling curve parametization table for X and Y coordinates
for (i=0,i=X-1,i++)
{
for (j=0,j=X-1,j++)
{
tab_C0_x1[i][1]=tabx[i];
tab_C0_x1[i][2]=(tabx1[j]*beta_n_x(tabx1[i]-tabx1[j],n))+constanteX1;
constanteX1=tab_C0_x1[i][2];
tab_C0_y1[i][1]=taby[i];
tab_C0_y1[i][2]=(taby1[j]*beta_n_y(taby1[i]-taby1[j],n))+constanteY1;
constanteY1=tab_C0_x1[i][2];
tab_C0_x2[i][1]=tabx[i];
tab_C0_x2[i][2]=(tabx2[j]*beta_n_x(tabx1[i]-tabx1[j],n))+constanteX2;
constanteX1=tab_C0_x1[i][2];
tab_C0_y2[i][1]=taby[i];
tab_C0_y2[i][2]=(taby2[j]*beta_n_y(taby2[i]-taby2[j],n))+constanteY2;
constanteY2=tab_C0_x2[i][2];
}
}
//filling curve evolution table for X and Y coordinates
for (i=0,i=X-1,i++)
{
for (j=0,j=S-1,j++)
{
tab_Cs_x1[i][j]=conv(tab_C0_x1[i][2],tab_beta_n_s_x1[i][j]);
tab_Cs_y1[i][j]=conv(tab_C0_y1[i][2],tab_beta_n_s_y1[i][j]);
tab_Cs_x2[i][j]=conv(tab_C0_x2[i][2],tab_beta_n_s_x2[i][j]);
tab_Cs_y2[i][j]=conv(tab_C0_y2[i][2],tab_beta_n_s_y2[i][j]);
}
}
//filling Wavelets tables W1 et W2 for X and Y
for (i=0,i=X-1,i++)
{
for (j=0,j=S-1,j++)
{
tabW1x[i][j]=tab_Cs_x1[i][j]-tab_Cs_x2[i][j];
tabW1y[i][j]=tab_Cs_y1[i][j]-tab_Cs_y2[i][j];
tabW2x[i][j]=(tab_Cs_x1[i][j]-tab_Cs_x2[i][j])^2;
tabW2y[i][j]=(tab_Cs_y1[i][j]-tab_Cs_y2[i][j])^2;
}
}
//filling curvature function Estimation tables
for (i=0,i=X-1,i++)
{
for (j=0,j=S-1,j++)
{
tabCurveEst[i][j]= (tabW1x[i][j]*tabW2y[i][j]-tabW1y[i][j]*tabW2x[i][j]) / ( ((tabW1x[i][j])^2 + (tabW1y[i][j])^2)^(1.5) );
}
}
//filling MaximaResults tables
for (i=0,i=X-1,i++)
{
for (j=0,j=S-1,j++)
{
if ((tabCurveEst[i][j]>epsilon1)||(tabCurveEst[i][j]<-epsilon1))
{
MaximaResults[i][j]= tabCurveEst[i][j];
}
else
{
MaximaResults[i][j]=0;
}
}
}
//filling Cornercandidates tables
for (i=0,i=X-1,i++)
{
for (j=S-2,j=0,j--) //Scale decreasing
{
for (k=-S,j=S,k++) //While scale decreasing neighborhood
{
if (((i+k>0)&&(i+k<X)&&(MaximaResults[i+k][j+1]!=0)&&( ( ( ( (tabx[i+k]-tabx[i])^2 ) + ( (taby[i+k]-taby[i])^2 ) ^(1/2) ) < epsilon2 ))
{
MaximaResults[i+k][j+1]=0;
}
}
}
}
//filling Postprocessing of corner candidates tables
for (j=0,j=S-1,j++)
{
for (i=1,j=X-2,i++)
{
A=MaximaResults[i-1][j];
B=MaximaResults[i][j];
C=MaximaResults[i+1][j];
if ((A!=0)&&(B!=0)&&(C!=0))
{
Ax=tabx[i-1];
Ay=tabx[i-1];
Bx=tabx[i];
By=tabx[i];
Cx=tabx[i+1];
Cy=tabx[i+1];
if ( (((Bx-Ax)^2) +((By-Ay)^2)^(0.5)) + (((Bx-Cx)^2) +((By-Cy)^2)^(0.5)) >= Lambda (( ((Ax-Cx)^2) +((Ay-Cy)^2)^(0.5))) )
{
for (v=0,v=R-1,v++)
{
if (tabx[i]!=tabresultsX[v];) // regarder si la valeur n est pas deja dans le tableau
{
tabresultsX[R]=tabx[i];
tabresultsY[R]=taby[i];
}
R++; //R is incremented in order to copy interesting coordinates on the next empty place the fine size of the results table will be R.
}
}
}
}
} }
// plhs[0] = mxcreateDoubleMatrix(X,2,float);
// for (i=0,i=X-1,i++)
// {
// outArray=[(i*S)+1]=tabresultsX[i];
// outArray=[(i*S)+2]=tabresultsX[i];
//}
//return;
}
float beta_n_x (float x, int n)
{
float bn_x;
float S=x;
int i;
for (i=1,i<=n,i++)
{
bn_x=conv(x,S);
S=bn_x;
}
return bn_x;
}
float beta_n_s_x( float x; float s; int n )
{
float b_n_s_x;
b_n_s_x = (1/s)* beta_n_x (x/s, n)
return b_n_s_x;
}
return 0;
} |
probleme cannot allocate an array of constant size 0
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