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/*
Theseus - maximum likelihood superpositioning of macromolecular structures
Copyright (C) 2004-2015 Douglas L. Theobald
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the:
Free Software Foundation, Inc.,
59 Temple Place, Suite 330,
Boston, MA 02111-1307 USA
-/_|:|_|_\-
*/
#include <stdio.h>
#include <math.h>
#include <stdlib.h>
#include <string.h>
#include "Mat4Utils.h"
void
Mat4Print(double **matrix)
{
int i;
printf("\n");
for (i = 0; i < 4; ++i)
{
printf(" [ % 14.8f % 14.8f % 14.8f % 14.8f ]\n",
matrix[i][0],
matrix[i][1],
matrix[i][2],
matrix[i][3]);
}
printf("\n");
fflush(NULL);
}
void
Mat4Copy(double **matrix2, const double **matrix1)
{
int i;
for (i = 0; i < 4; ++i)
memcpy(matrix2[i], matrix1[i], 4 * sizeof(double));
}
void
Mat4TransposeIp(double **matrix)
{
double tmp;
tmp = matrix[0][1];
matrix[0][1] = matrix[1][0];
matrix[1][0] = tmp;
tmp = matrix[0][2];
matrix[0][2] = matrix[2][0];
matrix[2][0] = tmp;
tmp = matrix[0][3];
matrix[0][3] = matrix[3][0];
matrix[3][0] = tmp;
tmp = matrix[2][1];
matrix[2][1] = matrix[1][2];
matrix[1][2] = tmp;
tmp = matrix[3][1];
matrix[3][1] = matrix[1][3];
matrix[1][3] = tmp;
tmp = matrix[3][2];
matrix[3][2] = matrix[2][3];
matrix[2][3] = tmp;
}
void
Mat4TransposeOp(double **matrix2, const double **matrix1)
{
matrix2[0][0] = matrix1[0][0];
matrix2[0][1] = matrix1[1][0];
matrix2[0][2] = matrix1[2][0];
matrix2[0][3] = matrix1[3][0];
matrix2[1][0] = matrix1[0][1];
matrix2[1][1] = matrix1[1][1];
matrix2[1][2] = matrix1[2][1];
matrix2[1][3] = matrix1[3][1];
matrix2[2][0] = matrix1[0][2];
matrix2[2][1] = matrix1[1][2];
matrix2[2][2] = matrix1[2][2];
matrix2[2][3] = matrix1[3][2];
matrix2[3][0] = matrix1[0][3];
matrix2[3][1] = matrix1[1][3];
matrix2[3][2] = matrix1[2][3];
matrix2[3][3] = matrix1[3][3];
}
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