Grasshopper

algorithmic modeling for Rhino

Hello Everyone,

I am trying to do something very simple and theres some small hitch in the definition, which I am pretty sure is something very stupid but I am not being able to figure it out.

I am trying to build a surface out of a grid which can be changed but keeping module dimansions constant. SO basically subdivision of surface happens based on dimension of subsurface and not number of it. Later i need to rotate the alternate subsurfaces in 2 different angles. I have figured out the later part of roating them at angles but somehow I am having a probelm with surface from grid component. When I connect the surface generated from this component to the divide and isotrim compoent and put in the same u value, I get a strange kind of division which is unequal parts. I have no clue whats happening. I am attaching both the files 1)surface from compoent 2)rotating subsurfaces.

Please if someone could help me solve the rpoblem with first and tel me an easier way to do the second (coz it only works with odd numbers :( ) would be great.

Its kinda urgent!! So please!!!! HELP!!!!

And please excuse me if I have put this up in a wrong place! :(

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oops sorry forgot to attach the rotation files..here are those!

pls someone help me out!! thanks a mil!

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If you are going to go to the trouble of creating the grid first why do you need to Divide the Domain?

Because the SrfFromGrid using a regular grid creates an irregular parameter spacing I would create the surface from a different means. See attached.

 

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I cant read your file. It gives me errors. Could you pls save it on a lower version or just send me a snap shot.? And I tried making a normal surface and then just using divide and isotrim but it does not give me an option of dividing with distance right? I have to input the number of modules I want. So thats why I resorted to created a grid first. If it can be done using just a surface would be great!!

I'm just heading out the door so sorry if you need further help.

Thats fine. No worries. Thanks! Will try this. :)

If you could check up later whenever possible would be great!! Thanks a ton

hey it works!!!!!!!!!! thanks a ton!!!

really grateful!!!

thanks danny!!

hey danny,

you come always up with the easier solution!:-)

 

Here is another one:

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hey guys

thanks so much.. one more thing...

it only works with odd numbers in the height :( :(  marked in red!

attaching whole corrected definition.. can someone sort that?

thanks guys..u guys rock!

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I am sorry for being so dumb.. but what are those yellow panels exactly? are they boolean toggles? how do i get them? and whats the logic we are using here actually?

thanks!!!

hey i guess i figured it out but an explanation will be appreciated.

just to have my logics clear! thanks a ton!

you have used only true and false in the dispatch. This works only for odd numbers, because the data flow is vertical <-- that means grasshopper starts with a panel on the bottom-left and makes it true. the one above is false, and the one above this is true again,...and so on. at the and of the row is true (if you use odd numbers) and takes the false to the next vertical row. the panel on the left side of this one is in this case true. now your pattern works. But if you have even numbers each row is the same, starts with True and ends with False.

 

My solution produces two rows. One that starts with true and the other with false. the horizontal and vertical amount I take from your sliders. this two rows I repeat.

 

mhhh, my english is not perfect. Do you understand? :-)

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