Qt QChart+Eigen库 绘制线性回归图表，源代码和库都在压缩包里

/***************************************************************************** Copyright (c) 2010, Intel Corp. All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. * Neither the name of Intel Corporation nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. ****************************************************************************** * Contents: Native C interface to LAPACK * Author: Intel Corporation * Generated November, 2011 *****************************************************************************/ #ifndef _MKL_LAPACKE_H_ #ifndef _LAPACKE_H_ #define _LAPACKE_H_ /* * Turn on HAVE_LAPACK_CONFIG_H to redefine C-LAPACK datatypes */ #ifdef HAVE_LAPACK_CONFIG_H #include "lapacke_config.h" #endif #include #ifndef lapack_int #define lapack_int int #endif #ifndef lapack_logical #define lapack_logical lapack_int #endif /* Complex types are structures equivalent to the * Fortran complex types COMPLEX(4) and COMPLEX(8). * * One can also redefine the types with his own types * for example by including in the code definitions like * * #define lapack_complex_float std::complex * #define lapack_complex_double std::complex * * or define these types in the command line: * * -Dlapack_complex_float="std::complex" * -Dlapack_complex_double="std::complex" */ #ifndef LAPACK_COMPLEX_CUSTOM /* Complex type (single precision) */ #ifndef lapack_complex_float #include #define lapack_complex_float float _Complex #endif #ifndef lapack_complex_float_real #define lapack_complex_float_real(z) (creal(z)) #endif #ifndef lapack_complex_float_imag #define lapack_complex_float_imag(z) (cimag(z)) #endif lapack_complex_float lapack_make_complex_float( float re, float im ); /* Complex type (double precision) */ #ifndef lapack_complex_double #include #define lapack_complex_double double _Complex #endif #ifndef lapack_complex_double_real #define lapack_complex_double_real(z) (creal(z)) #endif #ifndef lapack_complex_double_imag #define lapack_complex_double_imag(z) (cimag(z)) #endif lapack_complex_double lapack_make_complex_double( double re, double im ); #endif #ifdef __cplusplus extern "C" { #endif /* __cplusplus */ #ifndef LAPACKE_malloc #define LAPACKE_malloc( size ) malloc( size ) #endif #ifndef LAPACKE_free #define LAPACKE_free( p ) free( p ) #endif #define LAPACK_C2INT( x ) (lapack_int)(*((float*)&x )) #define LAPACK_Z2INT( x ) (lapack_int)(*((double*)&x )) #define LAPACK_ROW_MAJOR 101 #define LAPACK_COL_MAJOR 102 #define LAPACK_WORK_MEMORY_ERROR -1010 #define LAPACK_TRANSPOSE_MEMORY_ERROR -1011 /* Callback logical functions of one, two, or three arguments are used * to select eigenvalues to sort to the top left of the Schur form. * The value is selected if function returns TRUE (non-zero). */ typedef lapack_logical (*LAPACK_S_SELECT2) ( const float*, const float* ); typedef lapack_logical (*LAPACK_S_SELECT3) ( const float*, const float*, const float* ); typedef lapack_logical (*LAPACK_D_SELECT2) ( const double*, const double* ); typedef lapack_logical (*LAPACK_D_SELECT3) ( const double*, const double*, const double* ); typedef lapack_logical (*LAPACK_C_SELECT1) ( const lapack_complex_float* ); typedef lapack_logical (*LAPACK_C_SELECT2) ( const lapack_complex_float*, const lapack_complex_float* ); typedef lapack_logical (*LAPACK_Z_SELECT1) ( const lapack_complex_double* ); typedef lapack_logical (*LAPACK_Z_SELECT2) ( const lapack_complex_double*, const lapack_complex_double* ); #include "lapacke_mangling.h" #define LAPACK_lsame LAPACK_GLOBAL(lsame,LSAME) lapack_logical LAPACK_lsame( char* ca, char* cb, lapack_int lca, lapack_int lcb ); /* C-LAPACK function prototypes */ lapack_int LAPACKE_sbdsdc( int matrix_order, char uplo, char compq, lapack_int n, float* d, float* e, float* u, lapack_int ldu, float* vt, lapack_int ldvt, float* q, lapack_int* iq ); lapack_int LAPACKE_dbdsdc( int matrix_order, char uplo, char compq, lapack_int n, double* d, double* e, double* u, lapack_int ldu, double* vt, lapack_int ldvt, double* q, lapack_int* iq ); lapack_int LAPACKE_sbdsqr( int matrix_order, char uplo, lapack_int n, lapack_int ncvt, lapack_int nru, lapack_int ncc, float* d, float* e, float* vt, lapack_int ldvt, float* u, lapack_int ldu, float* c, lapack_int ldc ); lapack_int LAPACKE_dbdsqr( int matrix_order, char uplo, lapack_int n, lapack_int ncvt, lapack_int nru, lapack_int ncc, double* d, double* e, double* vt, lapack_int ldvt, double* u, lapack_int ldu, double* c, lapack_int ldc ); lapack_int LAPACKE_cbdsqr( int matrix_order, char uplo, lapack_int n, lapack_int ncvt, lapack_int nru, lapack_int ncc, float* d, float* e, lapack_complex_float* vt, lapack_int ldvt, lapack_complex_float* u, lapack_int ldu, lapack_complex_float* c, lapack_int ldc ); lapack_int LAPACKE_zbdsqr( int matrix_order, char uplo, lapack_int n, lapack_int ncvt, lapack_int nru, lapack_int ncc, double* d, double* e, lapack_complex_double* vt, lapack_int ldvt, lapack_complex_double* u, lapack_int ldu, lapack_complex_double* c, lapack_int ldc ); lapack_int LAPACKE_sdisna( char job, lapack_int m, lapack_int n, const float* d, float* sep ); lapack_int LAPACKE_ddisna( char job, lapack_int m, lapack_int n, const double* d, double* sep ); lapack_int LAPACKE_sgbbrd( int matrix_order, char vect, lapack_int m, lapack_int n, lapack_int ncc, lapack_int kl, lapack_int ku, float* ab, lapack_int ldab, float* d, float* e, float* q, lapack_int ldq, float* pt, lapack_int ldpt, float* c, lapack_int ldc ); lapack_int LAPACKE_dg