Hello all!<div> I am new to paraview&vtk<div><br></div><div>I want to plot 2d velocity filed. I have googled long times, but in vain.</div><div>My .vtk file is</div><div>_______________________________</div><div># vtk DataFile Version 2.0</div>
<div>out980.vtk</div><div>ASCII</div><div>DATASET RECTILINEAR_GRID</div><div>DIMENSIONS 32 32 1</div><div>X_COORDINATES 32 float</div><div>0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 </div>
<div>Y_COORDINATES 32 float</div><div>0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 </div><div>Z_COORDINATES 1 float</div><div>0</div><div>POINT_DATA 1024</div><div>VECTORS VecVelocity float</div>
<div>0 -3.49e-18 0</div><div>0 -3.49e-18 0</div><div>... 1022 more lines like above...</div><div>...</div><div>_______________________________</div><div><br></div><div>After import the data into paraview and click the "Stream Tracer" button , then apply, but the view port</div>
<div>became blank(nothing but coordinate axis) .</div><div><br></div><div>btw. The contour button is grey, Why? </div><div><br></div><div>Thanks!</div><div>Zhu Lianhua</div><div><br></div><div><br></div><div><br></div></div>