From 639739da00acf482a26019d5c3cc5e7a6727b337 Mon Sep 17 00:00:00 2001 From: allen Date: Tue, 4 Dec 2001 20:50:46 +0000 Subject: Changing Gaussian initial data for the scalar wave equation to be time symmetric Unfortunately changes all testsuites. git-svn-id: http://svn.cactuscode.org/arrangements/CactusWave/IDScalarWaveC/trunk@19 071ba4cb-2270-47cd-a45a-3e542e115664 --- src/InitialData.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/src/InitialData.c b/src/InitialData.c index 196b567..1ecc970 100644 --- a/src/InitialData.c +++ b/src/InitialData.c @@ -97,8 +97,12 @@ void IDScalarWaveC_InitialData(CCTK_ARGUMENTS) R = sqrt(X*X + Y*Y + Z*Z); phi[index] = amplitude*exp( - sqr( (R - radius) / sigma ) ); - phi_p[index] = amplitude*exp( - sqr( (R - radius - dt) / sigma ) ); + phi_p[index] = amplitude/2.0*(R-dt)/R* + exp( - sqr( (R - radius - dt)/ sigma ) ) + + amplitude/2.0*(R+dt)/R* + exp( - sqr( (R - radius + dt)/ sigma ) ) + ; } } } -- cgit v1.2.3