| Commit message (Collapse) | Author | Age |
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single mechanism provided by CarpetLib.
Use this mechanism everywhere.
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darcs-hash:20080219051736-dae7b-2460a5ac4f4d223dcee7daf48cbf082b8d7bcc3b.gz
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darcs-hash:20070825060722-dae7b-6ec39b08fbd400e5ad719974090714d409b5b3af.gz
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Correct an error in determining which boundaries are symmetry
boundaries. This is relevant only if symmetry boundaries should not
be output. The error was that boundaries of grid arrays and grid
scalars were treated in the same way as the corresponding grid
function boundaries. This is wrong since grid arrays have their own
symmetry specifications.
darcs-hash:20060811203224-dae7b-f468b5f1e9f17bf660b4e6ee908449819fca40ab.gz
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darcs-hash:20051119212349-dae7b-4a59559f65890620631c265f391a38b0934e210a.gz
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darcs-hash:20050605220944-891bb-3ce8130891798acea5ed9f688f359a877cc74e5f.gz
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darcs-hash:20050527124414-891bb-40372c8e1b77c7fc70a1f02c609518c6c0222a99.gz
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darcs-hash:20050101162121-891bb-ac9d070faecc19f91b4b57389d3507bfc6c6e5ee.gz
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Made all Carpet thorns to include the "typecase" file from the Carpet
thorn using the "include header: .. in .." mechanism, getting rid of
explicit file paths.
darcs-hash:20041201161810-32473-75f4594a4d9c19a11dbe9d07741678a84bd6f694.gz
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truncate existing output files
darcs-hash:20041117183557-3fd61-35b878baefc7f13303163f54eb4489cbfc9f8690.gz
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Replace all CVS header tags with the standard "$Header:$".
darcs-hash:20040918132147-891bb-dea889bdd94a479ec412d14d08e9efca63e5c24d.gz
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Store the last output iteration/time instead of the next output
iteration/time. This makes it easier to change the output interval.
darcs-hash:20040621140719-07bb3-aef65e9eca849a82c360b8bf6684829ada3860af.gz
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Use "requires thorns" to ensure that the thorns are activated in the
correct order.
darcs-hash:20040608190925-07bb3-70b0ac8ee8e570c0b7fff50b02395a288482257d.gz
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Switch to using vector groups for I/O state.
Correct return types.
Simplify out_dt handling.
darcs-hash:20040521161037-07bb3-f6775a4be7a9c9e7470d407582b91d83add53a22.gz
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Undo interface/capability update, because now Carpet conflicts with
PUGH. Need to sort things out, maybe switch temporarily back to the
"requires thorns" mechanism.
darcs-hash:20040504205239-07bb3-771c6ec96a2b454d63c87a6dc7a1f44f62cd8fd7.gz
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darcs-hash:20040504200954-07bb3-cd9f17c981ce37247fa2122858b10b46425f678a.gz
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Add 0-dimensional ("point") output. This is necessary to output grid
scalars.
Make the output triggering on all refinement levels be independent.
Honour do_global_mode when outputting grid scalars and grid arrays.
darcs-hash:20040218141229-07bb3-87d51a3ac71175ba7d190f45dd0d735e81ff0350.gz
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Import the recently announced changes:
1. Carpet has now an infrastructure for multiple maps (aka "grid
patches"). Instead of a single grid hierarchy there can now be
several. This is largely untested, because the remainder of Cactus
cannot handle multiple coordinate systems.
2. The order in which the schedule bins are called has changed. As Ian
Hawke pointed out, the previous order during time evolution was
inconsistent. The initial data ordering did not allow for recovering
and was not usable for progressively solving elliptic equations for
initial data.
3. Carpet now supports convergence levels. The convergence level
specifies by how many factors of two the resolution in the parameter
file should be coarsened (or refined, if negative). This should make
convergence tests and test runs much easier. It is, in principle, also
possible to run several convergence levels at once. This has not been
tested because the remainder of Cactus cannot handle multiple
resolutions. This will be necessary for a multigrid solver, and also
for having a shadow hierarchy to determine where to refine adaptively.
4. Carpet works together with the new CoordBase domain specification
parameters. Without these, using convergence levels will lead to very
strange results.
5. The "modes" have changed. There are now:
meta mode: the whole simulation
global mode: one convergence level
level mode: one refinement level
singlemap mode: one map on one refinement level
local mode: as previously
The whole mode handling has been cleaned up.
6. The regridding thorn has been cleaned up.
7. The kind of prolongation stencil is now determined in Carpet, i.e. at
a fairly hight level, instead of in CarpetLib.
8. The low-order prolongation operators have been made much more
efficient (as have previously the higher-order ones).
9. Assorted smaller changes.
For Carpet users, there should be no major incompatibilities. The major
improvements are 3 and 4 combined. Here is an example:
CoordBase::domainsize = extent
CoordBase::spacing = gridspacing
CoordBase::zero_origin_x = yes
CoordBase::zero_origin_y = yes
CoordBase::zero_origin_z = yes
CoordBase::xextent = 20.0
CoordBase::yextent = 20.0
CoordBase::zextent = 20.0
CoordBase::dx = 1.0
CoordBase::dy = 1.0
CoordBase::dz = 1.0
CoordBase::boundary_shiftout_x_lower = 1
CoordBase::boundary_shiftout_y_lower = 1
CoordBase::boundary_shiftout_z_lower = 1
Carpet::domain_from_coordbase = yes
Carpet::convergence_level = 0
grid::type = coordbase
grid::domain = octant
grid::avoid_origin = no
This gives you a grid that extends from the origin ("zero_origin") up to
20.0 with a grid spacing of 1.0. Symmetry zones and boundary zones are
added automatically. The "shiftout" says that there is no boundary
point on the origin. The staggering parameters (not shown) default to
"no". In order to change the resolution, only the convergence level
has to be adjusted. Note that the old way of specifying the domain
extent still works.
For Carpet developers, one major change is the new mode handling. As
described in 5, the looping macros (that loop over all refinement
levels, or all components) have changed.
darcs-hash:20040125135727-07bb3-51c9647c1b5080e7e180b52a1b81fa155cfd19e9.gz
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(CarpetLib, Carpet, FlexIO) to be compiled in and activated via the
"Requires thorns: ..." attribute in the configuration.ccl files.
No need to inherit from those thorns/implementations anymore.
darcs-hash:20030904142321-1d9bf-309be01f0950d97b8cb45d041d44edce01aff2a5.gz
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darcs-hash:20030814152254-07bb3-5a01620db9f5226b7e1d8efd6089085ea7816675.gz
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Do not include header files from other Carpet thorns directly.
Instead, use the "INCLUDES HEADER" and "USES INCLUDE HEADER"
mechanism.
darcs-hash:20030618162807-07bb3-a81444cde6c76e6a24516d108861fc1b5541c643.gz
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Corrected interface.ccl files which were missing inter-thorn dependencies.
Removed legacy .deps files.
darcs-hash:20010712041104-07bb3-1fe3f038149a3b61cfdf1c20f633cc741a5cc2d9.gz
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Changed handling of scalars. Scalars are now zero-dimensional arrays.
Now handling CCTK_GroupDynamicData correctly.
Now using "include header".
Added results of test case.
darcs-hash:20010709070002-07bb3-ba0f4339acb8652e35a884fbdf7e8482b7236f8e.gz
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darcs-hash:20010305133022-f6438-57faa8be7f7224b49ec36d2895b9e9d3cf5e547f.gz
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darcs-hash:20010301124010-f6438-fca5ed1e25f84efd816aa0d13fc23b58add7195d.gz
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darcs-hash:20010301114010-f6438-12fb8a9ffcc80e86c0a97e37b5b0dae0dbc59b79.gz
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