1- ## MemSurfer, Version 1.0. 1
2- #### Released: July 22, 2021
1+ ## MemSurfer, Version 1.1
2+ #### Released: April 19, 2022
33
44##### Author: Harsh Bhatia (hbhatia@llnl.gov ) and Peer-Timo Bremer
55
6- MemSurfer is an efficient and versatile tool to compute and analyze membrane surfaces found in a wide
7- variety of large-scale molecular simulations. MemSurfer works independent of the
8- type of simulation, directly on the 3D point coordinates, and can handle a variety of membranes as well as
9- atomic simulations. MemSurfer provides many in-built analysis
10- tasks, such as computing the membrane curvature, density and normals of lipids,
11- and area per lipid. More importantly, MemSurfer provides a simple-to-use
12- Python API that may be easily used/extended to perform other types of analysis.
6+ MemSurfer is an efficient and versatile tool to compute and analyze membrane
7+ surfaces found in a wide variety of large-scale molecular simulations.
8+ MemSurfer works independent of the type of simulation, directly on the 3D point
9+ coordinates, and can handle a variety of membranes as well as atomic
10+ simulations. MemSurfer provides many in-built analysis tasks, such as computing
11+ the membrane curvature, density and normals of lipids, and area per lipid. More
12+ importantly, MemSurfer provides a simple-to-use Python API that may be easily
13+ used/extended to perform other types of analysis.
1314
1415### Dependencies
1516
16- The interface to MemSurfer is provided via ` python 3 ` , whereas the core functionality is written in ` C++ 11 ` with the following dependencies.
17+ The interface to MemSurfer is provided via ` python 3 ` , whereas the core
18+ functionality is written in ` C++ 11 ` with the following dependencies.
1719 1 . [ The Computational Geometry Algorithms Library (CGAL)] ( https://www.cgal.org/ " CGAL ") : ` v 4.13.0 `
1820 2 . [ boost] ( https://www.boost.org/ ) : ` v 1.66 `
1921 3 . [ Eigen] ( http://eigen.tuxfamily.org/index.php ) : ` v 3.3.9 `
2022
2123Installing MemSurfer and its dependencies additionally require the following software.
2224
23- - ` C++ ` compiler that supports ` C++ 11 ` and [ OpenMP] ( https://www.openmp.org/ ) (tested with ` GNU gcc 7.3.0 ` and ` GNU gcc 7.5.0 ` )
25+ - ` C++ ` compiler that supports ` C++ 11 ` and [ OpenMP] ( https://www.openmp.org/ )
26+ (tested with ` GNU gcc 7.3.0 ` and ` GNU gcc 7.5.0 ` )
2427 - ** Please use ` gcc@7 ` . See known issues below.**
25- - ` Python 3 ` interpreter (tested with ` 3.7.2 ` and ` 3.7.11 ` )
28+ - ` Python 3 ` interpreter (tested with ` 3.9.12 ` , ` 3.7.11 ` , and ` 3.7.2 ` )
2629 - [ Cython] ( https://cython.org/ ) (tested with ` 0.29.10 ` and ` 0.29.24 ` )
2730 - [ Swig] ( http://www.swig.org/ ) (tested with ` 3.0.12 ` and ` 4.0.2 ` )
2831 - [ CMake] ( https://cmake.org/ ) (tested with ` 3.13 ` and ` 3.20 ` )
@@ -40,12 +43,13 @@ the installation of these major dependencies.
4043
4144### Installation via Spack
4245
43- MemSurfer is available via [ spack] ( https://spack.io ) -- a package manager for HPC. Please
46+ Currently outdated and broken. To be fixed soon.
47+ <!-- MemSurfer is available via [spack](https://spack.io) -- a package manager for HPC. Please
4448download spack (see instructions provded by `spack`). Once installed,
4549please do the following
4650```
4751$ spack install memsurfer@1.0.1 ^python@3.7.3 %gcc@7.3.0
48- ```
52+ ``` -->
4953
5054
5155### Installation from source
@@ -63,14 +67,13 @@ whereas the rest of the dependencies are assumed to be standard and available.
6367
6468
6569##### 1a. Eigen, Boost, and CGAL (on mac)
66- On ` macosx ` , the simplest way to install these is using [ ` macports ` ] ( macports.org ) . As of Jan 2019, ` macports ` installs the correct versions.
70+ On ` macosx ` , the simplest way to install these is using [ ` macports ` ] ( macports.org ) .
71+ As of Jan 2019, ` macports ` installs the correct versions.
6772```
68- $ port install vtk+python
6973$ port install cgal # also installs boost and eigen
7074```
7175
72- ##### 1b. Eigen, Boost, CGAL, and VTK (from source)
73-
76+ ##### 1b. Eigen, Boost, and CGAL (from source)
7477
7578A helper script ` $MEM_HOME/install_deps.sh ` is provided to install these dependencies.
7679In order to use this script, you need to specify a ` C++ ` compiler that supports ` OpenMP ` .
@@ -83,12 +86,12 @@ $ sh install_deps.sh
8386
8487This script installs all these dependencies in a folder called ` $MEM_HOME/external ` .
8588Note that you may not need to install all four of these dependencies. Please
86- edit the script (lines 6--9 ) to select which ones to install.
89+ edit the script (lines 6--8 ) to select which ones to install.
8790
8891Once installed successfully, please add the following to your shell profile to
8992access these dependencies.
9093```
91- $ export PYTHONPATH=$MEM_HOME/external/lib/python3.7 /site-packages:$PYTHONPATH
94+ $ export PYTHONPATH=$MEM_HOME/external/lib/python3.x /site-packages:$PYTHONPATH
9295
9396# LD_LIBRARY_PATH for linux
9497$ export LD_LIBRARY_PATH=$MEM_HOME/external/lib:$MEM_HOME/external/lib64:$LD_LIBRARY_PATH
@@ -104,7 +107,6 @@ using `distutils`. However, you need to explicitly supply the path of the extern
104107dependencies.
105108```
106109$ export BOOST_ROOT=<path_to_boost> # boost headers are contained in $BOOST_ROOT/include/boost
107- $ export VTK_ROOT=<path_to_vtk> # vtk headers are contained in $VTK_ROOT/include/vtk-8.1
108110$ export CGAL_ROOT=<path_to_cgal> # cgal headers are contained in $CGAL_ROOT/include/CGAL
109111$ export EIGEN_ROOT=<path_to_eigen> # eigen headers are contained in $EIGEN_ROOT/include/eigen3
110112```
@@ -131,7 +133,10 @@ Cloning into '<your-path>/MemSurfer/pypoisson'...
131133git@github.com: Permission denied (publickey).
132134fatal: Could not read from remote repository.
133135```
134- This error means that your ssh keys are not registered with github. Please see [ here] ( https://help.github.com/en/articles/connecting-to-github-with-ssh ) and [ here] ( https://help.github.com/en/articles/adding-a-new-ssh-key-to-your-github-account ) to register your ssh key and retry.
136+ This error means that your ssh keys are not registered with github. Please see
137+ [ here] ( https://help.github.com/en/articles/connecting-to-github-with-ssh ) and
138+ [ here] ( https://help.github.com/en/articles/adding-a-new-ssh-key-to-your-github-account )
139+ to register your ssh key and retry.
135140
136141
137142### Examples
@@ -140,10 +145,19 @@ This error means that your ssh keys are not registered with github. Please see [
140145
141146### Change Log
142147
148+ ##### Apr 19, 2022
149+
150+ * Bumped the version.
151+ * Bug fix in Delaunay.
152+ * Added perturbations in projected points for correct Delaunay.
153+ * Added shell analysis.
154+ * Added conversion of mesh properties to pandas (to support writing to csv).
155+
143156##### Dec 06, 2021
144157
145- * Removed VTK as a C++ dependency by using it directly in python. Sufficient now to install using ` pip install vtk ` .
146- * Updated examples to MDAnalysis 2
158+ * Removed VTK as a C++ dependency by using it directly in python. Sufficient now
159+ to install using ` pip install vtk ` .
160+ * Updated examples to MDAnalysis 2.
147161
148162##### Jul 22, 2021
149163
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