Node Tracks - Revision history

Markdayel at 03:17, 6 May 2009

2009-05-06T03:17:34Z

← Older revision		Revision as of 03:17, 6 May 2009
Line 39:		Line 39:
	If you want to restrict the choice of nodes to the symmetry breaking plane, set		If you want to restrict the choice of nodes to the symmetry breaking plane, set

	NODE_TRACK_SELECT_Z_RANGE 2.5		NODE_TRACK_SELECT_Z_RANGE 1.5

	which restricts the nodes selected to +/- this distance from the bead center in the z direction		which restricts the nodes selected to +/- this distance from the bead center in the z direction

			TRACK_TARGET_DIST 2.5 # aim for this initial length when picking node pairs to track

Markdayel at 21:01, 5 May 2009

2009-05-05T21:01:16Z

← Older revision		Revision as of 21:01, 5 May 2009
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	comet post 300:500		comet post 300:500
	would track nodes up to frame 500. This creates new node tracks in a file <code>nodetracks.txt</code>, but ''only if this file doesn't already exist'' otherwise it just loads the existing tracks, so make sure to delete or rename this file if you want to calculate new tracks. The node range given to the <code>comet post</code> command must include TRACK_MIN_RANGE, TRACK_MAX_RANGE (and TRACK_MIN_RANGE2 and TRACK_MAX_RANGE2 if they are being used). Note: the program will automatically try to select nodes distributed evenly across the bead, but needs enough nodes within the frame range given.		would track nodes up to frame 500. This creates new node tracks in a file <code>nodetracks.txt</code>, but ''only if this file doesn't already exist'' otherwise it just loads the existing tracks, so make sure to delete or rename this file if you want to calculate new tracks. The node range given to the <code>comet post</code> command must include TRACK_MIN_RANGE, TRACK_MAX_RANGE (and TRACK_MIN_RANGE2 and TRACK_MAX_RANGE2 if they are being used). Note: the program will automatically try to select nodes distributed evenly across the bead, but needs enough nodes within the frame range given.

			==Processing the data==

	Once this is done the tracks will be rendered onto the bitmaps, and can be viewed in 3d by setting		Once this is done the tracks will be rendered onto the bitmaps, and can be viewed in 3d by setting

Markdayel at 00:23, 20 April 2009

2009-04-20T00:23:52Z

← Older revision		Revision as of 00:23, 20 April 2009
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	==Following the network motion==		==Following the network motion==

	You can use node tracks to see where the network goes. Turn on network tracks with BMP_TRACKS setting in cometparams.ini. e.g.		You can use node tracks to see where the network goes. Turn on network tracks with the BMP_TRACKS setting in cometparams.ini. e.g.
	BMP_TRACKS true # turns on node tracking		BMP_TRACKS true # turns on node tracking
	TRACK_MIN_RANGE 300.0 # select nodes created between this time...		TRACK_MIN_RANGE 300.0 # select nodes created between this time...
Line 24:		Line 24:
	Node tracks are added separately after the initial calculation run, e.g. running		Node tracks are added separately after the initial calculation run, e.g. running
	comet post 300:500		comet post 300:500
	would track nodes up to frame 500. This creates new node tracks in a file <code>nodetracks.txt</code>, but ''only if this file doesn't already exist'' otherwise it just loads the existing tracks, so make sure to delete or rename this file if you want to calculate new tracks. The node range given to the <code>comet post</code> command must include TRACK_MIN_RANGE, TRACK_MAX_RANGE (and TRACK_MIN_RANGE2 and TRACK_MAX_RANGE2 if they are being used). Note: the program will automatically try to select nodes distributed evenly across the bead, but needs enough nodes within the frame range given.		would track nodes up to frame 500. This creates new node tracks in a file <code>nodetracks.txt</code>, but ''only if this file doesn't already exist'' otherwise it just loads the existing tracks, so make sure to delete or rename this file if you want to calculate new tracks. The node range given to the <code>comet post</code> command must include TRACK_MIN_RANGE, TRACK_MAX_RANGE (and TRACK_MIN_RANGE2 and TRACK_MAX_RANGE2 if they are being used). Note: the program will automatically try to select nodes distributed evenly across the bead, but needs enough nodes within the frame range given.

	~~Distances between selected nodes are output in the file 'nodedistances.txt'~~. ~~Running the script 'comet_process_distances' processes these into a comma delimited (csv) file which can be loaded into Excel etc. to easily plot the distances as they change over time.~~

	Once this is done the tracks will be rendered onto the bitmaps, and can be viewed in 3d by setting		Once this is done the tracks will be rendered onto the bitmaps, and can be viewed in 3d by setting
Line 33:		Line 31:
	comet view 400:400		comet view 400:400

	Measures will be shown as lines, with associated numbers. Depending on the purpose, you may want to exclude certain lines (e.g. if measuring the expansion and contraction of the shell, you probably want to remove any pairs that span the crack. To remove particular measures, find the numbers using the 3D view, then set the track numbers to remove in the 'comet_remove_nodetracks' ~~script, make a backup of the nodedistances.txt file and run the~~ script. This will edit the nodedistances.txt ~~file~~ and remove those measurements. Note the numbering changes when you do this, so re-check with comet view nnn:nnn and re-run with the new numbers if you need to remove more.		Measures will be shown as lines, with associated numbers. Depending on the purpose, you may want to exclude certain lines (e.g. if measuring the expansion and contraction of the shell, you probably want to remove any pairs that span the crack. To remove particular measures, find the numbers using the 3D view, then set the track numbers to remove in the 'comet_remove_nodetracks' script. This will edit the nodetracks.txt and nodedistances.txt files and remove those measurements. Note the numbering changes when you do this, so re-check with comet view nnn:nnn and re-run with the new numbers if you need to remove more. Running the script 'comet_process_distances' processes these into comma delimited (csv) files for raw, normalized and averaged summaries which can be loaded into Gnuplot, Excel etc. to easily plot the distances as they change over time.

	==Other Parameters==		==Other Parameters==

Markdayel at 23:33, 17 April 2009

2009-04-17T23:33:39Z

← Older revision		Revision as of 23:33, 17 April 2009
Line 24:		Line 24:
	Node tracks are added separately after the initial calculation run, e.g. running		Node tracks are added separately after the initial calculation run, e.g. running
	comet post 300:500		comet post 300:500
	would track nodes up to frame 500. This creates new node tracks in a file <code>nodetracks.txt</code>, but 'only if this file doesn't already exist' otherwise it just loads the existing tracks, so make sure to delete or rename this file if you want to calculate new tracks. The node range given to the <code>comet post</code> command must include TRACK_MIN_RANGE, TRACK_MAX_RANGE (and TRACK_MIN_RANGE2 and TRACK_MAX_RANGE2 if they are being used). Note: the program will automatically try to select nodes distributed evenly across the bead, but needs enough nodes within the frame range given.		would track nodes up to frame 500. This creates new node tracks in a file <code>nodetracks.txt</code>, but ''only if this file doesn't already exist'' otherwise it just loads the existing tracks, so make sure to delete or rename this file if you want to calculate new tracks. The node range given to the <code>comet post</code> command must include TRACK_MIN_RANGE, TRACK_MAX_RANGE (and TRACK_MIN_RANGE2 and TRACK_MAX_RANGE2 if they are being used). Note: the program will automatically try to select nodes distributed evenly across the bead, but needs enough nodes within the frame range given.

	Distances between selected nodes are output in the file 'nodedistances.txt'. Running the script 'comet_process_distances' processes these into a comma delimited (csv) file which can be loaded into Excel etc. to easily plot the distances as they change over time.		Distances between selected nodes are output in the file 'nodedistances.txt'. Running the script 'comet_process_distances' processes these into a comma delimited (csv) file which can be loaded into Excel etc. to easily plot the distances as they change over time.

Markdayel at 23:31, 17 April 2009

2009-04-17T23:31:56Z

← Older revision		Revision as of 23:31, 17 April 2009
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	In addition, node tracks can be used to measure stretching of the shell or tail:		In addition, node tracks can be used to measure stretching of the shell or tail:
	TRACKS_LENGTHS ~~false~~ # if false then tracks ~~nodes~~, if true then tracks pairs and measures the distances between them		TRACKS_LENGTHS true # if false then tracks node movement, if true then tracks pairs and measures the distances between them
	TRACK_TARGET_DIST 2.5 # tells code to select node pairs aiming for about this distance between them		TRACK_TARGET_DIST 2.5 # tells code to select node pairs aiming for about this distance between them
	SECOND_SHELL false # if SECOND_SHELL is false, tracks circumferential lengths in one shell		SECOND_SHELL false # if SECOND_SHELL is false, tracks circumferential lengths in one shell
Line 24:		Line 24:
	Node tracks are added separately after the initial calculation run, e.g. running		Node tracks are added separately after the initial calculation run, e.g. running
	comet post 300:500		comet post 300:500
	would track nodes up to frame 500. This range must include TRACK_MIN_RANGE, TRACK_MAX_RANGE and TRACK_MIN_RANGE2 and TRACK_MAX_RANGE2 if they are being used. Note: the program will automatically try to select nodes distributed evenly across the bead, but needs enough nodes within the frame range given.		would track nodes up to frame 500. This creates new node tracks in a file <code>nodetracks.txt</code>, but 'only if this file doesn't already exist' otherwise it just loads the existing tracks, so make sure to delete or rename this file if you want to calculate new tracks. The node range given to the <code>comet post</code> command must include TRACK_MIN_RANGE, TRACK_MAX_RANGE (and TRACK_MIN_RANGE2 and TRACK_MAX_RANGE2 if they are being used). Note: the program will automatically try to select nodes distributed evenly across the bead, but needs enough nodes within the frame range given.

	Distances between selected nodes are output in the file 'nodedistances.txt'. Running the script 'comet_process_distances' processes these into a comma delimited (csv) file which can be loaded into Excel etc. to easily plot the distances as they change over time.		Distances between selected nodes are output in the file 'nodedistances.txt'. Running the script 'comet_process_distances' processes these into a comma delimited (csv) file which can be loaded into Excel etc. to easily plot the distances as they change over time.

Markdayel at 21:46, 11 April 2009

2009-04-11T21:46:52Z

← Older revision		Revision as of 21:46, 11 April 2009
Line 39:		Line 39:
	If you want to restrict the choice of nodes to the symmetry breaking plane, set		If you want to restrict the choice of nodes to the symmetry breaking plane, set

	~~SELECT_NODES_TO_TRACK_IN_2D true~~		NODE_TRACK_SELECT_Z_RANGE 2.5

			which restricts the nodes selected to +/- this distance from the bead center in the z direction

Markdayel at 03:00, 11 April 2009

2009-04-11T03:00:49Z

← Older revision		Revision as of 03:00, 11 April 2009
Line 8:		Line 8:
	MAX_NODES_TO_TRACK 30 # how many nodes to track		MAX_NODES_TO_TRACK 30 # how many nodes to track

	Set BMP_TRACKS to true, and set TRACK_MIN_RANGE and TRACK_MAX_RANGE to bracket the time range for the creation of nodes you want tracked. The program will look for a set of MAX_NODES_TO_TRACK nodes within those created in this time bracket. ~~You~~ probably also want to set BMP_FIX_BEAD_MOVEMENT to true so that the bitmap tracks aren't upset by the translation of the image.		Set BMP_TRACKS to true, and set TRACK_MIN_RANGE and TRACK_MAX_RANGE to bracket the time range for the creation of nodes you want tracked. The program will look for a set of MAX_NODES_TO_TRACK nodes within those created in this time bracket. If you want 2D tracks on the bitmaps, you probably also want to set BMP_FIX_BEAD_MOVEMENT to true so that the bitmap tracks aren't upset by the translation of the image.

Markdayel at 02:38, 11 April 2009

2009-04-11T02:38:45Z

← Older revision		Revision as of 02:38, 11 April 2009
Line 35:		Line 35:
	Measures will be shown as lines, with associated numbers. Depending on the purpose, you may want to exclude certain lines (e.g. if measuring the expansion and contraction of the shell, you probably want to remove any pairs that span the crack. To remove particular measures, find the numbers using the 3D view, then set the track numbers to remove in the 'comet_remove_nodetracks' script, make a backup of the nodedistances.txt file and run the script. This will edit the nodedistances.txt file and remove those measurements. Note the numbering changes when you do this, so re-check with comet view nnn:nnn and re-run with the new numbers if you need to remove more.		Measures will be shown as lines, with associated numbers. Depending on the purpose, you may want to exclude certain lines (e.g. if measuring the expansion and contraction of the shell, you probably want to remove any pairs that span the crack. To remove particular measures, find the numbers using the 3D view, then set the track numbers to remove in the 'comet_remove_nodetracks' script, make a backup of the nodedistances.txt file and run the script. This will edit the nodedistances.txt file and remove those measurements. Note the numbering changes when you do this, so re-check with comet view nnn:nnn and re-run with the new numbers if you need to remove more.

	==Other Parameters===		==Other Parameters==

	set		If you want to restrict the choice of nodes to the symmetry breaking plane, set

	SELECT_NODES_TO_TRACK_IN_2D true		SELECT_NODES_TO_TRACK_IN_2D true

	~~if you want to restrict the choice of nodes to the symmetry breaking plane~~

Markdayel at 02:36, 11 April 2009

2009-04-11T02:36:41Z

← Older revision		Revision as of 02:36, 11 April 2009
Line 34:		Line 34:

	Measures will be shown as lines, with associated numbers. Depending on the purpose, you may want to exclude certain lines (e.g. if measuring the expansion and contraction of the shell, you probably want to remove any pairs that span the crack. To remove particular measures, find the numbers using the 3D view, then set the track numbers to remove in the 'comet_remove_nodetracks' script, make a backup of the nodedistances.txt file and run the script. This will edit the nodedistances.txt file and remove those measurements. Note the numbering changes when you do this, so re-check with comet view nnn:nnn and re-run with the new numbers if you need to remove more.		Measures will be shown as lines, with associated numbers. Depending on the purpose, you may want to exclude certain lines (e.g. if measuring the expansion and contraction of the shell, you probably want to remove any pairs that span the crack. To remove particular measures, find the numbers using the 3D view, then set the track numbers to remove in the 'comet_remove_nodetracks' script, make a backup of the nodedistances.txt file and run the script. This will edit the nodedistances.txt file and remove those measurements. Note the numbering changes when you do this, so re-check with comet view nnn:nnn and re-run with the new numbers if you need to remove more.

			==Other Parameters===

			set

			SELECT_NODES_TO_TRACK_IN_2D true

			if you want to restrict the choice of nodes to the symmetry breaking plane

Markdayel at 02:15, 11 April 2009

2009-04-11T02:15:00Z

← Older revision		Revision as of 02:15, 11 April 2009
Line 26:		Line 26:
	would track nodes up to frame 500. This range must include TRACK_MIN_RANGE, TRACK_MAX_RANGE and TRACK_MIN_RANGE2 and TRACK_MAX_RANGE2 if they are being used. Note: the program will automatically try to select nodes distributed evenly across the bead, but needs enough nodes within the frame range given.		would track nodes up to frame 500. This range must include TRACK_MIN_RANGE, TRACK_MAX_RANGE and TRACK_MIN_RANGE2 and TRACK_MAX_RANGE2 if they are being used. Note: the program will automatically try to select nodes distributed evenly across the bead, but needs enough nodes within the frame range given.

	Distances between selected nodes are output in a file nodedistances.txt the script 'comet_process_distances' processes these into a comma delimited (csv) file which can be loaded into Excel etc. ~~for plotting of~~ the distances over time.		Distances between selected nodes are output in the file 'nodedistances.txt'. Running the script 'comet_process_distances' processes these into a comma delimited (csv) file which can be loaded into Excel etc. to easily plot the distances as they change over time.

	Once this is done the tracks will be rendered onto the bitmaps, and can be viewed in 3d by setting		Once this is done the tracks will be rendered onto the bitmaps, and can be viewed in 3d by setting