X-Git-Url: https://git.stderr.nl/gitweb?a=blobdiff_plain;f=FFT.h;h=bb9d766363ac96c8a85bd016bad6c58c2c63cde0;hb=2af1857cd1a8eab206dbde5f5af0156d9ee9f702;hp=0b51d26f433abb3936a67bad13dd1254b22642fc;hpb=7b57bd2ad91ccd7b8faff015adf1cbe87ddff3ea;p=matthijs%2Fprojects%2Fmontium-fft.git

diff --git a/FFT.h b/FFT.h
index 0b51d26..bb9d766 100644
--- a/FFT.h
+++ b/FFT.h
@@ -2,9 +2,6 @@
 #ifndef FFT_H_INCLUDED
 #define FFT_H_INCLUDED
 
-#define BIT_SIZE 3
-#define SIZE (1<<BIT_SIZE)
-
 /* Define some parameters for this FFT algorithm. We prefix them 
  * with PARAM_ so we can still use variable names like 'n' :-) */
 /* Change these: */
@@ -13,6 +10,8 @@
 /** 2log of total FFT size */
 #define PARAM_n 4
 
+/* Note that the FFT size on each tile 2^(n-q) must be at least 8! */
+
 /* But don't change these: */
 /* Number of tiles */
 #define PARAM_Q (1 << PARAM_q)