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Import of femlab port. femlab solves PDEs in 2D using the

finite element method.

PR:		4531
Submitted by:	Pedro Giffuni <giffunip@asme.org>
This commit is contained in:
Thomas Gellekum 1997-09-16 07:05:00 +00:00
parent 4ed6a89e13
commit 2b4ca0d2c4
Notes: svn2git 2021-03-31 03:12:20 +00:00
svn path=/head/; revision=7925
8 changed files with 177 additions and 0 deletions

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math/femlab/Makefile Normal file
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# New ports collection makefile for: femlab
# Version required: v1.1
# Date created: 19 June 1997
# Whom: Pedro Giffuni
#
# $Id: Makefile,v 1.3 1997/01/19 02:47:27 obrien Exp $
#
DISTNAME= femlab-2d-v1.1
PKGNAME= femlab-1.1
CATEGORIES= math cad
MASTER_SITES= ftp://ftp.md.chalmers.se/pub/Femlab/ \
ftp://ftp.ifs.hr/pub/SciUtil/
MAINTAINER= giffunip@asme.org
BUILD_DEPENDS= ${PREFIX}/lib/libsx.a:${PORTSDIR}/X11/libsx
WRKSRC= ${WRKDIR}/${PKGNAME}
USE_X11= yes
FEMLAB_HOME= ${PREFIX}/lib/X11/femlab
do-install:
${MKDIR} ${FEMLAB_HOME}/bin
${INSTALL_PROGRAM} ${WRKSRC}/source/femlab ${FEMLAB_HOME}/bin
${INSTALL_PROGRAM} ${WRKSRC}/fsource/meshgen ${FEMLAB_HOME}/bin
${INSTALL_PROGRAM} ${WRKSRC}/fsource/poisson ${FEMLAB_HOME}/bin
${MKDIR} ${FEMLAB_HOME}/config
${INSTALL_DATA} ${WRKSRC}/config/modules ${FEMLAB_HOME}/config
${SED} -e "s|@@FEMLAB_HOME@@|${FEMLAB_HOME}|" <${FILESDIR}/femlab.sh >${PREFIX}/bin/femlab
chmod +x ${PREFIX}/bin/femlab
post-install:
.if !defined(NOPORTDOCS)
${MKDIR} ${PREFIX}/share/examples/femlab
${INSTALL_MAN} ${WRKSRC}/examples/*.fem ${PREFIX}/share/examples/femlab
${MKDIR} ${PREFIX}/share/doc/femlab
${INSTALL_MAN} ${WRKSRC}/docs/manual.dvi ${PREFIX}/share/doc/femlab
${INSTALL_MAN} ${WRKSRC}/docs/manual.ps ${PREFIX}/share/doc/femlab
.endif
.include <bsd.port.mk>

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math/femlab/distinfo Normal file
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MD5 (femlab-2d-v1.1.tar.gz) = 8a296c529c222c4b6115e1ea749bf76d

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#!/bin/sh
FEMLAB_HOME=@@FEMLAB_HOME@@
export FEMLAB_HOME
exec ${FEMLAB_HOME}/bin/femlab

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*** source/Imakefile.orig Tue Sep 2 10:38:18 1997
--- source/Imakefile Tue Sep 2 10:39:42 1997
***************
*** 17,29 ****
OBJS = $(SRCS:.c=.o)
! CC = gcc -O
CDEBUGFLAGS =
EXTRA_INCLUDES = -I../include
#
# Change next line to the location of the libsx library
#
! EXTRA_LOAD_FLAGS = -L/users/math/martenl/projects/lib
LOCAL_LIBRARIES = -lfreq -lsx -lm XawClientLibs
DEPLIBS = XawClientDepLibs
--- 17,29 ----
OBJS = $(SRCS:.c=.o)
! CC = gcc -O2
CDEBUGFLAGS =
EXTRA_INCLUDES = -I../include
#
# Change next line to the location of the libsx library
#
! EXTRA_LOAD_FLAGS = -L$(X11BASE)
LOCAL_LIBRARIES = -lfreq -lsx -lm XawClientLibs
DEPLIBS = XawClientDepLibs

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*** source/graph.c.orig Sat Sep 13 16:23:18 1997
--- source/graph.c Sat Sep 13 16:39:13 1997
***************
*** 608,614 ****
void getDrawingScale()
{
float xoff, yoff;
! float scl;
int width, height;
int ww;
int nx, ny, id;
--- 608,614 ----
void getDrawingScale()
{
float xoff, yoff;
! float iscl; /* inverse scale */
int width, height;
int ww;
int nx, ny, id;
***************
*** 630,645 ****
width = width / nx;
height = height / ny;
! if(state > HAVE_NOTHING){
! scl = 1./max(xmax-xmin,ymax-ymin);
! xoff = -scl*(xmin+.5*(xmax-xmin)-.5/scl);
! yoff = -scl*(ymin+.5*(ymax-ymin)-.5/scl);
! xoff = - xmin*scl*.85;
! yoff = - ymin*scl*.85;
ww = min(width, height);
! Xscl = (int) ((float)ww * 0.85 * scl);
Xxoff = (int) ww * xoff ;
Xyoff = (int) ww * yoff;
Xxoff += (int) (width - ( Xscl*xmax +Xxoff))/2 + (id+nx-1)%nx *width;
--- 630,646 ----
width = width / nx;
height = height / ny;
! iscl = max(xmax-xmin,ymax-ymin);
! if((state > HAVE_NOTHING) && (iscl != 0.0)){
! xoff = .5-(xmin+.5*(xmax-xmin))/iscl;
! yoff = .5-(ymin+.5*(ymax-ymin))/iscl;
!
! xoff = - xmin*.85/iscl;
! yoff = - ymin*.85/iscl;
ww = min(width, height);
! Xscl = (int) ((float)ww * 0.85 / iscl);
Xxoff = (int) ww * xoff ;
Xyoff = (int) ww * yoff;
Xxoff += (int) (width - ( Xscl*xmax +Xxoff))/2 + (id+nx-1)%nx *width;

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math/femlab/pkg-comment Normal file
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Interactive program for solving partial differential equations in 2D

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Femlab is built up by several different programs. Currently the
X11-interface, a meshgenerator and one solver. These programs communicate
with each other with two ASCII files called "area.scratch" and
"solu.scratch". The programs reside in FEMLAB_HOME/bin. These allows you
to for instance run the solver directly from the csh as a batch job. The
aim is to provide more solvers for different applications, such as 2D
incompressible flow problems, transient problems etc. It should also be
possible to use the X11 interface for your own applications.
+---------------------------------------+
| |
| Authors: |
| Peter Hansbo |
| Marten Levenstam |
| Dep. of Mathematics |
| Chalmers University of Technology |
| S-412 96 Goteborg |
| SWEDEN |
| femlab@math.chalmers.se |
| |
| \|/ |
+----------------( )--------------------+

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bin/femlab
lib/X11/femlab/config/modules
lib/X11/femlab/bin/femlab
lib/X11/femlab/bin/meshgen
lib/X11/femlab/bin/poisson
share/doc/femlab/manual.dvi
share/doc/femlab/manual.ps
share/examples/femlab/capacitor.fem
share/examples/femlab/convection.fem
share/examples/femlab/man.fem
share/examples/femlab/pot-cyl.fem
share/examples/femlab/soap.fem
share/examples/femlab/spark-plug.fem
share/examples/femlab/torsion.fem
@dirrm lib/X11/femlab/config
@dirrm lib/X11/femlab/bin
@dirrm lib/X11/femlab
@dirrm share/doc/femlab
@dirrm share/examples/femlab