OpenCV_4.2.0/opencv_contrib-4.2.0/modules/viz/test/test_common.hpp

88 lines
3.5 KiB
C++

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#ifndef OPENCV_VIZ_TEST_COMMON_HPP
#define OPENCV_VIZ_TEST_COMMON_HPP
#include <opencv2/viz/vizcore.hpp>
namespace cv
{
struct Path
{
static String combine(const String& item1, const String& item2);
static String combine(const String& item1, const String& item2, const String& item3);
static String change_extension(const String& file, const String& ext);
};
inline cv::String get_dragon_ply_file_path()
{
return Path::combine(cvtest::TS::ptr()->get_data_path(), "dragon.ply");
}
template<typename _Tp>
inline std::vector< Affine3<_Tp> > generate_test_trajectory()
{
std::vector< Affine3<_Tp> > result;
for (int i = 0, j = 0; i <= 270; i += 3, j += 10)
{
double x = 2 * cos(i * 3 * CV_PI/180.0) * (1.0 + 0.5 * cos(1.2 + i * 1.2 * CV_PI/180.0));
double y = 0.25 + i/270.0 + sin(j * CV_PI/180.0) * 0.2 * sin(0.6 + j * 1.5 * CV_PI/180.0);
double z = 2 * sin(i * 3 * CV_PI/180.0) * (1.0 + 0.5 * cos(1.2 + i * CV_PI/180.0));
result.push_back(viz::makeCameraPose(Vec3d(x, y, z), Vec3d::all(0.0), Vec3d(0.0, 1.0, 0.0)));
}
return result;
}
inline Mat make_gray(const Mat& image)
{
Mat chs[3]; split(image, chs);
return 0.114 * chs[0] + 0.58 * chs[1] + 0.3 * chs[2];
}
}
#endif