<br><font size=2 face="sans-serif">Arun,</font>
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<br><font size=2 face="sans-serif">Your coordinates look structured, which is good. You can make a structured points dataset and render the volume with any of the vtk rendering options (texture mapping, raycasting etc.). Your 2D data would just be an image so have a look at vtkImageViewer. For volumes, have a look at SimpleRayCast.tcl in the Examples/VolumeRendering/ directory of vtk4. One warning, I think all of the rendering methods will not render float values so you may need to cast/scale to the appropriate type. Check the doxygen pages of the rendering method for specifics....john</font>
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<td><font size=6 color=red face="Times New Roman"><b>Internet Mail Message</b></font>
<br><font size=2 color=red face="sans-serif">Received from host: </font>
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<td><font size=1 face="sans-serif"><b>Arun Nagarajan <arun@cis.jhu.edu></b></font>
<br><font size=1 face="sans-serif"> Sent by: vtkusers-admin@public.kitware.com</font>
<p><font size=1 face="sans-serif">02/26/2003 09:59 AM</font>
<br><font size=1 face="sans-serif">Please respond to Arun Nagarajan</font>
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<td><font size=1 face="Arial"> </font>
<br><font size=1 face="sans-serif"> To: vtkusers@public.kitware.com</font>
<br><font size=1 face="sans-serif"> cc: (bcc: John Anast-JM/PGI)</font>
<br><font size=1 face="sans-serif"> Subject: [vtkusers] Visulazing values rather than coordinates</font></table>
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<br><font size=2 face="Courier New">Hi all,<br>
<br>
I am not sure how exactly to visualize this input data I have at hand. I<br>
have looked through the sample files and have come up with nothing. as most<br>
of them deal with coordinates rather than the value at the coordinates. I<br>
have included a portion of the file. The format is<br>
[x y z]: value_at_that_coordinate<br>
<br>
Any help suggestions as to what class to use to visualize this will be most<br>
appreciated. The data is currently in 2D, but there will be 3D data as well.<br>
<br>
Thanks,<br>
<br>
Arun<br>
----------------------------<br>
small portion of the file:<br>
<br>
...<br>
[36 0 0]: 34.6505<br>
[37 0 0]: 35.6041<br>
[38 0 0]: 36.5573<br>
[39 0 0]: 37.5103<br>
[40 0 0]: 38.4633<br>
[41 0 0]: 39.4166<br>
[42 0 0]: 40.3702<br>
[43 0 0]: 41.3245<br>
[44 0 0]: 42.2797<br>
[45 0 0]: 43.236<br>
[46 0 0]: 44.1938<br>
[47 0 0]: 45.1533<br>
[48 0 0]: 46.1148<br>
[49 0 0]: 47.0787<br>
[50 0 0]: 48.0453<br>
[51 0 0]: 49.015<br>
[52 0 0]: 49.9883<br>
[53 0 0]: 50.9655<br>
[54 0 0]: 51.9473<br>
[55 0 0]: 52.9341<br>
[56 0 0]: 53.9264<br>
[57 0 0]: 54.9247<br>
[58 0 0]: 55.9294<br>
[59 0 0]: 56.9411<br>
[60 0 0]: 57.9598<br>
[61 0 0]: 58.9858<br>
[62 0 0]: 60.0192<br>
[63 0 0]: 61.0597<br>
[64 0 0]: 62.1069<br>
[65 0 0]: 63.1605<br>
[66 0 0]: 64.2197<br>
[67 0 0]: 65.2836<br>
[68 0 0]: 66.3513<br>
[69 0 0]: 67.4218<br>
[70 0 0]: 68.4941<br>
[71 0 0]: 69.5672<br>
[72 0 0]: 70.6399<br>
[73 0 0]: 71.7115<br>
[74 0 0]: 72.7811<br>
[75 0 0]: 73.8479</font>
<br><font size=2 face="Courier New">[76 0 0]: 74.9115<br>
[77 0 0]: 75.9713<br>
[78 0 0]: 77.0269<br>
[79 0 0]: 78.0781<br>
[0 1 0]: 79.0708<br>
[1 1 0]: 0.114603<br>
[2 1 0]: 1.15337<br>
[3 1 0]: 2.18717<br>
[4 1 0]: 3.21614<br>
[5 1 0]: 4.24046<br>
[6 1 0]: 5.26034<br>
[7 1 0]: 6.276<br>
[8 1 0]: 7.28769<br>
[9 1 0]: 8.29565<br>
[10 1 0]: 9.30012<br>
[11 1 0]: 10.3013<br>
[12 1 0]: 11.2995<br>
[13 1 0]: 12.2949<br>
[14 1 0]: 13.2876<br>
[15 1 0]: 14.2779<br>
[16 1 0]: 15.2658<br>
[17 1 0]: 16.2516<br>
[18 1 0]: 17.2353<br>
[19 1 0]: 18.2171<br>
[20 1 0]: 19.1969<br>
[21 1 0]: 20.1749<br>
[22 1 0]: 21.1512<br>
[23 1 0]: 22.1257<br>
[24 1 0]: 23.0985<br>
[25 1 0]: 24.0696<br>
[26 1 0]: 25.0391<br>
[27 1 0]: 26.0071<br>
[28 1 0]: 26.9735<br>
[29 1 0]: 27.9384<br>
[30 1 0]: 28.9019<br>
[31 1 0]: 29.864<br>
[32 1 0]: 30.8248<br>
[33 1 0]: 31.7843<br>
[34 1 0]: 32.7426<br>
[35 1 0]: 33.6998<br>
[36 1 0]: 34.656<br>
[37 1 0]: 35.6112<br>
[38 1 0]: 36.5655<br>
[39 1 0]: 37.5192<br>
[40 1 0]: 38.4722<br>
[41 1 0]: 39.4248<br>
[42 1 0]: 40.3771<br>
[43 1 0]: 41.3294<br>
[44 1 0]: 42.2818<br>
[45 1 0]: 43.2346<br>
[46 1 0]: 44.188<br>
[47 1 0]: 45.1424<br>
[48 1 0]: 46.0982<br>
[49 1 0]: 47.0557<br>
[50 1 0]: 48.0154<br>
[51 1 0]: 48.9778<br>
[52 1 0]: 49.9433<br>
[53 1 0]: 50.9127<br>
[54 1 0]: 51.8865<br>
[55 1 0]: 52.8653<br>
[56 1 0]: 53.85<br>
[57 1 0]: 54.8411<br>
[58 1 0]: 55.8393<br>
[59 1 0]: 56.845<br>
[60 1 0]: 57.8588<br>
[61 1 0]: 58.881<br>
[62 1 0]: 59.9115<br>
[63 1 0]: 60.9504<br>
[64 1 0]: 61.9973<br>
[65 1 0]: 63.0516<br>
[66 1 0]: 64.1125<br>
[67 1 0]: 65.1791<br>
[68 1 0]: 66.2503<br>
[69 1 0]: 67.3249<br>
[70 1 0]: 68.4018<br>
[71 1 0]: 69.4795<br>
[72 1 0]: 70.5571<br>
[73 1 0]: 71.6334<br>
[74 1 0]: 72.7075<br>
[75 1 0]: 73.7786<br>
[76 1 0]: 74.8461<br>
[77 1 0]: 75.9094<br>
[78 1 0]: 76.9681<br>
[79 1 0]: 78.0219<br>
[0 2 0]: 79.0143<br>
[1 2 0]: 0.0602851<br>
[2 2 0]: 1.10073<br>
[3 2 0]: 2.13582<br>
[4 2 0]: 3.16572<br>
[5 2 0]: 4.19066<br>
[6 2 0]: 5.21091<br>
[7 2 0]: 6.22676<br>
[8 2 0]: 7.2385<br>
[9 2 0]: 8.24641<br>
[10 2 0]: 9.25081<br>
[11 2 0]: 10.252<br>
[12 2 0]: 11.2502<br>
[13 2 0]: 12.2457<br>
[14 2 0]: 13.2386<br>
[15 2 0]: 14.2293<br>
[16 2 0]: 15.2179<br>
[17 2 0]: 16.2046<br>
[18 2 0]: 17.1894<br>
[19 2 0]: 18.1724<br>
[20 2 0]: 19.1538<br>
[21 2 0]: 20.1337<br>
[22 2 0]: 21.1119<br>
[23 2 0]: 22.0887<br>
[24 2 0]: 23.0639<br>
[25 2 0]: 24.0377<br>
[26 2 0]: 25.01<br>
[27 2 0]: 25.9808<br>
[28 2 0]: 26.9501<br>
[29 2 0]: 27.918<br>
[30 2 0]: 28.8844<br>
[31 2 0]: 29.8494<br>
[32 2 0]: 30.813<br>
[33 2 0]: 31.775<br>
[34 2 0]: 32.7357<br>
[35 2 0]: 33.6949<br>
[36 2 0]: 34.6528<br>
[37 2 0]: 35.6093<br>
[38 2 0]: 36.5644<br>
[39 2 0]: 37.5183<br>
[40 2 0]: 38.4709<br>
[41 2 0]: 39.4225<br>
[42 2 0]: 40.3731<br>
[43 2 0]: 41.3229<br>
[44 2 0]: 42.272<br>
[45 2 0]: 43.2207<br>
[46 2 0]: 44.1694<br>
[47 2 0]: 45.1183<br>
[48 2 0]: 46.0677<br>
[49 2 0]: 47.0183<br>
[50 2 0]: 47.9705<br>
[51 2 0]: 48.9248<br>
[52 2 0]: 49.882<br>
[53 2 0]: 50.8427<br>
[54 2 0]: 51.8078<br>
[55 2 0]: 52.7781<br>
[56 2 0]: 53.7545<br>
[57 2 0]: 54.7378<br>
[58 2 0]: 55.7288<br>
[59 2 0]: 56.7283<br>
[60 2 0]: 57.7369<br>
[61 2 0]: 58.755<br>
[62 2 0]: 59.7829<br>
[63 2 0]: 60.8205<br>
[64 2 0]: 61.8676<br>
[65 2 0]: 62.9236<br>
[66 2 0]: 63.9875<br>
[67 2 0]: 65.0582<br>
[68 2 0]: 66.1344</font>
<br><font size=2 face="Courier New">[69 2 0]: 67.2147<br>
[70 2 0]: 68.2975<br>
[71 2 0]: 69.3815<br>
[72 2 0]: 70.4653<br>
[73 2 0]: 71.5476<br>
[74 2 0]: 72.6274<br>
...<br>
<br>
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