Hi Francesco, On Tue, 29 Apr, 2008 at 12:28:22AM +0200, Francesco Poli wrote: > Package: mayavi2 > Version: 2.1.1-2 > Severity: normal > > Hi! > > I'm unable to read any block, except the first, in multiblock > PLOT3D files. > I can reproduce this bug with any multiblock PLOT3D file having more > than one block. For instance we can consider the test case I prepared > for bug #400406 (see [1] and [2]). > > [1] http://bugs.debian.org/400406 > [2] > http://bugs.debian.org/cgi-bin/bugreport.cgi/vtk-multiblockPLOT3D-bug-test.tar.gz?bug=400406;msg=5;att=1 > > That test case is based on a little PLOT3D grid ('tiny.xyz') > and solution ('tiny.q'), generated by a simple Fortran program > ('gen_tinyplot3d.f') on a little-endian machine. > The PLOT3D grid is composed of 5 blocks, each one of which consists > of a single cubic cell. > > $ tar xvzf vtk-multiblockPLOT3D-bug-test.tar.gz > $ ls > gen_tinyplot3d.f tiny.q vtk-multiblockPLOT3D-bug-test.tar.gz > list_plot3d.py tiny.xyz > $ mayavi2 > > The main window shows up. > > * from menus, select File -> Load data -> PLOT3D file > * as XYZ Co-ordinate file, select `tiny.xyz' > * as Q Solution file, select `tiny.q' > * select PLOT3D:tiny.xyz, tiny.q in the MayaVi pane > * in the PLOT3DReader tab (inside the object editor), check "Binary > file", "Do not reduce number of outputs", "Has byte count", and "Multi > grid"; *un*check "Force read", "I blanking", and "Two dimensional > geometry"; select "little_endian" Byte order > * in the Reader tab, click on the "Update Reader" button > > OK, now we are ready to visualize the data... > > * from menus, select Visualize -> Modules -> Surface (a blue square > shows up in the TVTK scene) > * from menus, select Visualize -> Modules -> Axes (coordinate ranges > show up, confirming that we are seeing the first grid block, where > 1 <= X <= 2) > > OK, back to the PLOT3DReader tab: where's the option to select which > grid blocks I want to load?!? > I really cannot find it... > > I would like to have a means to decide which grid blocks will be loaded > (e.g.: I want to load block 1, 2, and 4, but not the remaining two), > so that a number of PLOT3D:tiny.xyz, tiny.q objects are automatically > created, each one corresponding to one of the requested grid blocks > (e.g.: three objects are created, corresponding to blocks 1, 2, and 4). > > Please note that this decision may be taken only after PLOT3D properties > (such as "Binary file", "Has byte count", and so forth) have been > specified, or otherwise the total number of blocks present in the > PLOT3D file will not be computed correctly...
Thanks for this detailed report. It looks more like a wishlist bug. I'm forwarding this upstream. Hi Prabhu and Gael, Could you please have a look at this bug report: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=478359 Thanks, Varun -- Varun Hiremath Undergraduate Student, Aerospace Engineering Department, Indian Institute of Technology Madras, Chennai, India ------------------------------------- Homepage: http://varun.travisbsd.org -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
