<html><!-- Created using the cpp_pretty_printer from the dlib C++ library.  See http://dlib.net for updates. --><head><title>dlib C++ Library - cblas_cgerc.c</title></head><body bgcolor='white'><pre>
<font color='#009900'>/*
 * cblas_cgerc.c
 * The program is a C interface to cgerc.
 * 
 * Keita Teranishi  5/20/98
 *
 */</font>
<font color='#0000FF'>#include</font> <font color='#5555FF'>&lt;</font>stdio.h<font color='#5555FF'>&gt;</font>
<font color='#0000FF'>#include</font> <font color='#5555FF'>&lt;</font>stdlib.h<font color='#5555FF'>&gt;</font>
<font color='#0000FF'>#include</font> "<a style='text-decoration:none' href='cblas.h.html'>cblas.h</a>"
<font color='#0000FF'>#include</font> "<a style='text-decoration:none' href='cblas_f77.h.html'>cblas_f77.h</a>"
<font color='#0000FF'><u>void</u></font> <b><a name='cblas_cgerc'></a>cblas_cgerc</b><font face='Lucida Console'>(</font><font color='#0000FF'>const</font> <font color='#0000FF'>enum</font> CBLAS_ORDER order, <font color='#0000FF'>const</font> <font color='#0000FF'><u>int</u></font> M, <font color='#0000FF'>const</font> <font color='#0000FF'><u>int</u></font> N,
                 <font color='#0000FF'>const</font> <font color='#0000FF'><u>void</u></font> <font color='#5555FF'>*</font>alpha, <font color='#0000FF'>const</font> <font color='#0000FF'><u>void</u></font> <font color='#5555FF'>*</font>X, <font color='#0000FF'>const</font> <font color='#0000FF'><u>int</u></font> incX,
                 <font color='#0000FF'>const</font> <font color='#0000FF'><u>void</u></font> <font color='#5555FF'>*</font>Y, <font color='#0000FF'>const</font> <font color='#0000FF'><u>int</u></font> incY, <font color='#0000FF'><u>void</u></font> <font color='#5555FF'>*</font>A, <font color='#0000FF'>const</font> <font color='#0000FF'><u>int</u></font> lda<font face='Lucida Console'>)</font>
<b>{</b>
<font color='#0000FF'>#ifdef</font> F77_INT
   F77_INT F77_M<font color='#5555FF'>=</font>M, F77_N<font color='#5555FF'>=</font>N, F77_lda<font color='#5555FF'>=</font>lda, F77_incX<font color='#5555FF'>=</font>incX, F77_incY<font color='#5555FF'>=</font>incY;
<font color='#0000FF'>#else</font>
   <font color='#0000FF'>#define</font> F77_M M
   <font color='#0000FF'>#define</font> F77_N N
   <font color='#0000FF'>#define</font> F77_incX incX
   <font color='#0000FF'>#define</font> F77_incY incy
   <font color='#0000FF'>#define</font> F77_lda lda   
<font color='#0000FF'>#endif</font>

   <font color='#0000FF'><u>int</u></font> n, i, tincy, incy<font color='#5555FF'>=</font>incY;
   <font color='#0000FF'><u>float</u></font> <font color='#5555FF'>*</font>y<font color='#5555FF'>=</font><font face='Lucida Console'>(</font><font color='#0000FF'><u>float</u></font> <font color='#5555FF'>*</font><font face='Lucida Console'>)</font>Y, <font color='#5555FF'>*</font>yy<font color='#5555FF'>=</font><font face='Lucida Console'>(</font><font color='#0000FF'><u>float</u></font> <font color='#5555FF'>*</font><font face='Lucida Console'>)</font>Y, <font color='#5555FF'>*</font>ty, <font color='#5555FF'>*</font>st;


   <font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>order <font color='#5555FF'>=</font><font color='#5555FF'>=</font> CblasColMajor<font face='Lucida Console'>)</font>
   <b>{</b>
      <font color='#BB00BB'>F77_cgerc</font><font face='Lucida Console'>(</font> <font color='#5555FF'>&amp;</font>F77_M, <font color='#5555FF'>&amp;</font>F77_N, alpha, X, <font color='#5555FF'>&amp;</font>F77_incX, Y, <font color='#5555FF'>&amp;</font>F77_incY, A, 
                      <font color='#5555FF'>&amp;</font>F77_lda<font face='Lucida Console'>)</font>;
   <b>}</b>  <font color='#0000FF'>else</font> <font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>order <font color='#5555FF'>=</font><font color='#5555FF'>=</font> CblasRowMajor<font face='Lucida Console'>)</font>   
   <b>{</b>
      <font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>N <font color='#5555FF'>&gt;</font> <font color='#979000'>0</font><font face='Lucida Console'>)</font>
      <b>{</b>
         n <font color='#5555FF'>=</font> N <font color='#5555FF'>&lt;</font><font color='#5555FF'>&lt;</font> <font color='#979000'>1</font>;
         y <font color='#5555FF'>=</font> <font color='#BB00BB'>malloc</font><font face='Lucida Console'>(</font>n<font color='#5555FF'>*</font><font color='#0000FF'>sizeof</font><font face='Lucida Console'>(</font><font color='#0000FF'><u>float</u></font><font face='Lucida Console'>)</font><font face='Lucida Console'>)</font>;

         ty <font color='#5555FF'>=</font> y;
         <font color='#0000FF'>if</font><font face='Lucida Console'>(</font> incY <font color='#5555FF'>&gt;</font> <font color='#979000'>0</font> <font face='Lucida Console'>)</font> <b>{</b>
            i <font color='#5555FF'>=</font> incY <font color='#5555FF'>&lt;</font><font color='#5555FF'>&lt;</font> <font color='#979000'>1</font>;
            tincy <font color='#5555FF'>=</font> <font color='#979000'>2</font>;
            st<font color='#5555FF'>=</font> y<font color='#5555FF'>+</font>n;
         <b>}</b> <font color='#0000FF'>else</font> <b>{</b> 
            i <font color='#5555FF'>=</font> incY <font color='#5555FF'>*</font><font face='Lucida Console'>(</font><font color='#5555FF'>-</font><font color='#979000'>2</font><font face='Lucida Console'>)</font>;
            tincy <font color='#5555FF'>=</font> <font color='#5555FF'>-</font><font color='#979000'>2</font>;
            st <font color='#5555FF'>=</font> y<font color='#5555FF'>-</font><font color='#979000'>2</font>; 
            y <font color='#5555FF'>+</font><font color='#5555FF'>=</font><font face='Lucida Console'>(</font>n<font color='#5555FF'>-</font><font color='#979000'>2</font><font face='Lucida Console'>)</font>; 
         <b>}</b>
         <font color='#0000FF'>do</font>
         <b>{</b>
            <font color='#5555FF'>*</font>y <font color='#5555FF'>=</font> <font color='#5555FF'>*</font>yy;
            y[<font color='#979000'>1</font>] <font color='#5555FF'>=</font> <font color='#5555FF'>-</font>yy[<font color='#979000'>1</font>];
            y <font color='#5555FF'>+</font><font color='#5555FF'>=</font> tincy ;
            yy <font color='#5555FF'>+</font><font color='#5555FF'>=</font> i;
         <b>}</b>
         <font color='#0000FF'>while</font> <font face='Lucida Console'>(</font>y <font color='#5555FF'>!</font><font color='#5555FF'>=</font> st<font face='Lucida Console'>)</font>;
         y <font color='#5555FF'>=</font> ty;

         <font color='#0000FF'>#ifdef</font> F77_INT
            F77_incY <font color='#5555FF'>=</font> <font color='#979000'>1</font>;
         <font color='#0000FF'>#else</font>
            incy <font color='#5555FF'>=</font> <font color='#979000'>1</font>;
         <font color='#0000FF'>#endif</font>
      <b>}</b>
      <font color='#0000FF'>else</font> y <font color='#5555FF'>=</font> <font face='Lucida Console'>(</font><font color='#0000FF'><u>float</u></font> <font color='#5555FF'>*</font><font face='Lucida Console'>)</font> Y;

      <font color='#BB00BB'>F77_cgeru</font><font face='Lucida Console'>(</font> <font color='#5555FF'>&amp;</font>F77_N, <font color='#5555FF'>&amp;</font>F77_M, alpha, y, <font color='#5555FF'>&amp;</font>F77_incY, X, <font color='#5555FF'>&amp;</font>F77_incX, A, 
                      <font color='#5555FF'>&amp;</font>F77_lda<font face='Lucida Console'>)</font>;
      <font color='#0000FF'>if</font><font face='Lucida Console'>(</font>Y<font color='#5555FF'>!</font><font color='#5555FF'>=</font>y<font face='Lucida Console'>)</font>
         <font color='#BB00BB'>free</font><font face='Lucida Console'>(</font>y<font face='Lucida Console'>)</font>;

   <b>}</b> <font color='#0000FF'>else</font> <font color='#BB00BB'>cblas_xerbla</font><font face='Lucida Console'>(</font><font color='#979000'>1</font>, "<font color='#CC0000'>cblas_cgerc</font>", "<font color='#CC0000'>Illegal Order setting, %d\n</font>", order<font face='Lucida Console'>)</font>;
   <font color='#0000FF'>return</font>;
<b>}</b>

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