<div dir="ltr"><div class="gmail_default" style="font-family:verdana,sans-serif;color:#000000">Hi everyone,</div><div class="gmail_default" style="font-family:verdana,sans-serif;color:#000000"><br></div><div class="gmail_default" style="font-family:verdana,sans-serif;color:#000000">I am currently stuck on a tricky problem that doesn't seem to have an efficient solution and I was hoping that someone could show me the light.</div><div class="gmail_default" style="font-family:verdana,sans-serif;color:#000000"><br></div><div class="gmail_default" style="font-family:verdana,sans-serif;color:#000000"><u>What I have:</u></div><div class="gmail_default" style="font-family:verdana,sans-serif;color:#000000">- Mesh that is not UV unwrapped</div><div class="gmail_default" style="font-family:verdana,sans-serif;color:#000000">- Multiple textures with partial UV mapping (projection from image onto the mesh, so the UV mapping only affects a subportion of the mesh)</div><div class="gmail_default" style="font-family:verdana,sans-serif;color:#000000"><br></div><div class="gmail_default" style="font-family:verdana,sans-serif;color:#000000"><u>What I want to do:</u></div><div class="gmail_default" style="font-family:verdana,sans-serif;color:#000000">- Blend these textures on the model for visualization purpose</div><div class="gmail_default" style="font-family:verdana,sans-serif;color:#000000"><br></div><div class="gmail_default" style="font-family:verdana,sans-serif;color:#000000"><u>What I have tried:</u></div><div class="gmail_default" style="font-family:verdana,sans-serif;color:#000000">- Multiple texture handling in Vtk is limited by the hardware (up to 4 on my computer)</div><div class="gmail_default" style="font-family:verdana,sans-serif;color:#000000">- I experimented by UV unwrapping the mesh myself and try to project my textures in this manual UV mapping (that maps the *entire* mesh). My implementation is slow, and implies manual UV unwrapping. The intent is to then perform the blending before displaying the texture.</div><div class="gmail_default" style="font-family:verdana,sans-serif;color:#000000"><br></div><div class="gmail_default" style="font-family:verdana,sans-serif;color:#000000">If anyone has any idea about how to accomplish such a task in Vtk, I would be infintely thankful!</div><div class="gmail_default" style="font-family:verdana,sans-serif;color:#000000"><br></div><div class="gmail_default" style="font-family:verdana,sans-serif;color:#000000">Thanks,</div><div class="gmail_default" style="font-family:verdana,sans-serif;color:#000000">Guillaume</div><div class="gmail_default" style="font-family:verdana,sans-serif;color:#000000"><br></div><div class="gmail_default" style="font-family:verdana,sans-serif;color:#000000"><br></div><div><br></div>
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