Marc Hoppermann's Page

Marc Hoppermann replied to Rui Fortes's discussion Trying to put together a script component to insert block. please help

"Just found your post... Nice to see that people make use of teh definition I posted some time ago... For previewing you could just insert your block and delete it every time a value updates... In a way that is a way of "previewing". Just…"

Mar 20

Marc Hoppermann joined Giulio Piacentino's group

Weaverbird - Topological Mesh Editor

Weaverbird is a topological modeler with subdivision and Coway transformation operators, readily usable by designers.Weaverbird is the first released addon for Grasshopper but this group is new, so please join it to participate in discussions, ask questions and contact the crew! The most updated version of Weaverbird is 0.7.50. This is a beta version that works with the Grasshopper 0.9 strain. The first release-grade version…See More

Sep 27, 2012

Marc Hoppermann joined Daniel Piker's group

Kangaroo

Kangaroo is a Live Physics engine for interactive simulation, optimization and form-finding directly within Grasshopper. See More

May 8, 2011

80 Comments

Marc Hoppermann replied to brendon_carlin's discussion construct NurbsSurface from control points with weights

"Hi Florian, The Problem lies in the way that Rhinocommon deals with control points. In rhino control points are pre-multiplied whereas in RhinoCommon they are euclidian coordinates. That means that you have to multiply the x,y,z coordinate with the…"

Feb 4, 2011

Marc Hoppermann replied to Sander Boer's discussion Inserting a Rhino Block using grasshopper / VB

"Hoi Sander, Currently thats not possible in grasshopper but you can use the SDK to do it. Just copy this function in the "custom additional code" body of a vb script and call it from the main subroutine: Function…"

Feb 1, 2011

Marc Hoppermann joined to]'s group

[uto] tools Plug-ins

- Geco- MeshEdit- FlowLines See More

Jan 31, 2011

67 Comments

Marc Hoppermann replied to brendon_carlin's discussion construct NurbsSurface from control points with weights

"Hey Brendon, how are you?! It's been a while! Thought it was a nice idea so I gave it a shot. Don't know what you were planning to do so I just created a simple example with an attractor point. One thing: it only works if the InputSrf not…"

Jan 31, 2011

Marc Hoppermann replied to Jachym Pesek's discussion input as 2d array to VB component

"Hi Joach, If I understand your question correctly you would be better of switching to the new vb component (using Rhinocommon). These have 3 ways to access input variables (item access, list access and DataTree access). If you output data from…"

Jan 25, 2011

Marc Hoppermann replied to Olivier Pasquet's discussion Visual Basic vs python

"Hey Luis, I've seen the presentation, too and I have really enjoyed it but I am curious how long it will take them to implement it in their products... but definately worth following what they come up with... I've uploaded his Robert…"

Oct 14, 2009

Marc Hoppermann replied to Arthur Mamou-Mani's discussion Network Surface

"Hey Artur, Some time ago I put together a definition that uses the Rhino "patch" command from within a VB-component. I slightly altered it to make it work for a networkSrf. What it does is: - bake the inputCurves - create a networkSrf -…"

Oct 10, 2009

Marc Hoppermann replied to Jesse Pietilä's discussion When comes the UnrollSrf ?!?!?!?!

"Hey Jesse... did it actually work out for you with the definition I uploaded? Just curious as I have only tested it on one pretty simple case so far.. Marc"

Sep 25, 2009

Marc Hoppermann replied to Theunis du Toit's discussion Create perpendicular line to 3d elipse?

"I assume that the ellipse lies on xyPLane? Then just take the cross product of the tangent with the worldZ-Vector. The result will be the perpendicular Vector..."

Sep 18, 2009

Marc Hoppermann replied to Jesse Pietilä's discussion When comes the UnrollSrf ?!?!?!?!

"Hey Jesse, As far as I know there is no unroll component yet. You will have to utilize the Rhino command for it using app.runScript() I've attached a ghx file that does just that. As an input it takes the IDs of the surfaces. The output are the…"

Sep 18, 2009

Marc Hoppermann replied to Lars Renklint's discussion Rhino patch in Grasshopper

"Hey Lars... needed to have a patch from gh today and managed to automatically reference it back. VB_patch.ghx -bakes input Curves and runs the Patch command -finds the last created object and returns it from the component. - It also gives the…"

Aug 6, 2009

Marc Hoppermann replied to Thomas Bildsøe's discussion Creating list of EH_box in Vb.net

"I get the same error... If I use the full namespace it works fine: Dim box_list As List(Of Grasshopper.Kernel.Types.EH_Box) should be working without it, though. There is an import statement with that namespace..."

Aug 5, 2009

Marc Hoppermann replied to Chris Wilkins's discussion Placing light objects from GH.

"now that you are placing them with code you might aswell add sime lines for the light_settings itself like: newLight.m_diffuse = New OnColor(clr) ' just add a color input to the script newLight.m_shadow_intensity = shadowInt ' to control…"

Aug 5, 2009