Glad it worked out. We've found that some graphics cards lie about their capabilities. We use a little OpenGL trick to draw point-crosses very very quickly. We always ask the card if it supports the method we're about to use, and some say…
thank u david u saved me from purchasing a new comp because i was so desperate to learn grasshopper i could even buy a new machine for that thanku so much thanku
Hi Saurabh,
since this is such a severe problem, I'm thinking it has something to do with the Display Drivers getting screwed over.
Start Grasshopper, but before you do ANYTHING ELSE, go into the View menu and disable OpenGL Sprites.
Does…
initially it did but later on i tried it again and donloded some stuff i dont remember then everything was fine and it continued to work fine but now when i have started practicing it has failed to do so
first of all thanks for replying
the thing is the complete screen nothing is displayed on the screen i have to restart the computer so that i can continue working other things but the multiple selection and other tasks such as scripting of longer…
hey guys i m a new user of grasshopper and while i started testing some of the tutorials from an e-book i found on net in the task when we have to select multiple points the computer screen goes blank although working on the background but theres nothing displayed on the screen.i cant even proceed to the next level of tutorials because same problem continues.currently i m using Rhino 4 SR 2with system config as:Dual core 64 AMD2gb ram128 graphics cardwindows Xp home editionif anyone has the…See More
Apologies for the late reply, can you explain more in specific what is it exactly that you are trying to do? If you need a general reference, the GH primer is a pretty good place to start.
You can look at McNeel's gallery page for GH, which can be found here: http://en.wiki.mcneel.com/default.aspx/McNeel/GrassHopperGallery.html
There's quite a bit of stuff on there dealing circles and polar coordinate systems. Take a look, and then let me know if you still have questions.