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s_m_atm_wvec.c
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/***************** s_m_atm_wvec.c (in su3.a) ********************
*
*void scalar_mult_addtm_wvec(wilson_vector *src1, wilson_vector *src2,
Real s, wilson_vector *dest)
* Multiply a Wilson vector by a scalar and add to minus one times
* another vector
* dest <- (-1)*src1 + s*src2
*/
#include "../include/config.h"
#include "../include/complex.h"
#include "../include/su3.h"
void scalar_mult_addtm_wvec(wilson_vector *src1,wilson_vector *src2,
Real s,wilson_vector *dest){
#ifndef NATIVEDOUBLE
register int i,j;
for(i=0;i<4;i++){ /*spins*/
for(j=0;j<3;j++){ /*colors*/
dest->d[i].c[j].real = -src1->d[i].c[j].real +
s*src2->d[i].c[j].real;
dest->d[i].c[j].imag = -src1->d[i].c[j].imag +
s*src2->d[i].c[j].imag;
}
}
#else /* RS6000 version */
register double ss;
ss = s;
dest->d[0].c[0].real = -src1->d[0].c[0].real + ss*src2->d[0].c[0].real;
dest->d[0].c[0].imag = -src1->d[0].c[0].imag + ss*src2->d[0].c[0].imag;
dest->d[0].c[1].real = -src1->d[0].c[1].real + ss*src2->d[0].c[1].real;
dest->d[0].c[1].imag = -src1->d[0].c[1].imag + ss*src2->d[0].c[1].imag;
dest->d[0].c[2].real = -src1->d[0].c[2].real + ss*src2->d[0].c[2].real;
dest->d[0].c[2].imag = -src1->d[0].c[2].imag + ss*src2->d[0].c[2].imag;
dest->d[1].c[0].real = -src1->d[1].c[0].real + ss*src2->d[1].c[0].real;
dest->d[1].c[0].imag = -src1->d[1].c[0].imag + ss*src2->d[1].c[0].imag;
dest->d[1].c[1].real = -src1->d[1].c[1].real + ss*src2->d[1].c[1].real;
dest->d[1].c[1].imag = -src1->d[1].c[1].imag + ss*src2->d[1].c[1].imag;
dest->d[1].c[2].real = -src1->d[1].c[2].real + ss*src2->d[1].c[2].real;
dest->d[1].c[2].imag = -src1->d[1].c[2].imag + ss*src2->d[1].c[2].imag;
dest->d[2].c[0].real = -src1->d[2].c[0].real + ss*src2->d[2].c[0].real;
dest->d[2].c[0].imag = -src1->d[2].c[0].imag + ss*src2->d[2].c[0].imag;
dest->d[2].c[1].real = -src1->d[2].c[1].real + ss*src2->d[2].c[1].real;
dest->d[2].c[1].imag = -src1->d[2].c[1].imag + ss*src2->d[2].c[1].imag;
dest->d[2].c[2].real = -src1->d[2].c[2].real + ss*src2->d[2].c[2].real;
dest->d[2].c[2].imag = -src1->d[2].c[2].imag + ss*src2->d[2].c[2].imag;
dest->d[3].c[0].real = -src1->d[3].c[0].real + ss*src2->d[3].c[0].real;
dest->d[3].c[0].imag = -src1->d[3].c[0].imag + ss*src2->d[3].c[0].imag;
dest->d[3].c[1].real = -src1->d[3].c[1].real + ss*src2->d[3].c[1].real;
dest->d[3].c[1].imag = -src1->d[3].c[1].imag + ss*src2->d[3].c[1].imag;
dest->d[3].c[2].real = -src1->d[3].c[2].real + ss*src2->d[3].c[2].real;
dest->d[3].c[2].imag = -src1->d[3].c[2].imag + ss*src2->d[3].c[2].imag;
#endif
}