What is block in OpenCL?

Discussion created by riza.guntur on Sep 2, 2009
Latest reply on Sep 2, 2009 by omkaranathan

I don't understand. Does it like LDS? How about its dimension?

Take for example matrix multiplication, why the block is 2D? And why the the function has global_x and global_y function to get thread ID? These are using *input, I think they should be 1D