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RT_BEBOP_SLAM

Real-time SLAM for Bebop 2

Tested in: Ubuntu 18.04

Download/install dependencies in the following order, and set their path in the Makefile

1.- Armadillo C++ library (tested with version 9.900.2), http://arma.sourceforge.net/

2.- Eigen (tested with 3.3.4) https://eigen.tuxfamily.org/

3.- Ceres Solver (tested with version 2.0) http://ceres-solver.org/

4.- VTK package (tested with VTK 7.0: sudo apt-get install -y vtk7) Note: do not use VTK installation from source code

5.- OpenCV with extra modules installed (opencv_contrib) (tested with OpenCV version 4.5), https://opencv.org/ Particularly, SFM and VIZ modules are required (VIZ requires VTK package already installed).

6.- VISP with Parrot SDK 3 (tested with VISP version 3.4.0) see: https://visp-doc.inria.fr/doxygen/visp-daily/tutorial-bebop2-vs.html

Another dependencies (already included by source code)

1.- anms (from paper: Efficient adaptive non-maximal suppression algorithms for homogeneous spatial keypoint distribution)

//---------------------------------------------------------------------------------------

For compiling:

1.- Configure Makefile for dependencies

2.- run:
- make

For fresh compiling: - make clean - make

//----------------------------------------------------------------------------------------

In tests, setting the following environment variables has shown to improve performance

To set openblas to run in a single thread, configure the environment variable

-export OPENBLAS_NUM_THREADS=1

To set OPENCV to run in a single thread (Avoid OpenCL initialization ) configure the environment variable,

-export OPENCV_OPENCL_DEVICE=disabled

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