blender/extern/libmv/intern/homography.cc
Sergey Sharybin 058e3f087e Tracking: Decouple C-API module into more granular files
This way maintaining the C-API is a bit less tedious job
and makes code cleaner to follow.

Should be no functional changes.
2014-09-25 17:04:56 +06:00

60 lines
2.0 KiB
C++

/*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* The Original Code is Copyright (C) 2011 Blender Foundation.
* All rights reserved.
*
* Contributor(s): Blender Foundation,
* Sergey Sharybin
*
* ***** END GPL LICENSE BLOCK *****
*/
#include "intern/homography.h"
#include "intern/utildefines.h"
#include "libmv/logging/logging.h"
#include "libmv/multiview/homography.h"
void libmv_homography2DFromCorrespondencesEuc(/* const */ double (*x1)[2],
/* const */ double (*x2)[2],
int num_points,
double H[3][3]) {
libmv::Mat x1_mat, x2_mat;
libmv::Mat3 H_mat;
x1_mat.resize(2, num_points);
x2_mat.resize(2, num_points);
for (int i = 0; i < num_points; i++) {
x1_mat.col(i) = libmv::Vec2(x1[i][0], x1[i][1]);
x2_mat.col(i) = libmv::Vec2(x2[i][0], x2[i][1]);
}
LG << "x1: " << x1_mat;
LG << "x2: " << x2_mat;
libmv::EstimateHomographyOptions options;
libmv::EstimateHomography2DFromCorrespondences(x1_mat,
x2_mat,
options,
&H_mat);
LG << "H: " << H_mat;
memcpy(H, H_mat.data(), 9 * sizeof(double));
}