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changeset 1741:e0560291611b draft

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fix fft
author kkn
date Tue, 12 Nov 2013 17:41:02 +0900
parents dfeeb2f681db
children a35a2780a060
files example/fft/gpu/spinFact.cl example/fft/gpu/spinFact.o example/fft/output.pgm
diffstat 3 files changed, 6 insertions(+), 5 deletions(-) [+]
line wrap: on
line diff
--- a/example/fft/gpu/spinFact.cl	Tue Nov 12 13:53:29 2013 +0900
+++ b/example/fft/gpu/spinFact.cl	Tue Nov 12 17:41:02 2013 +0900
@@ -7,9 +7,10 @@
     unsigned long i = (unsigned long)get_global_id(0);
     long n =param[3];
 
-    float2 angle;
-    angle.x = (float)(2*i*PI/(float)n);
-    angle.y = (float)((2*i*PI/(float)n) + PI_2);
-    w[i].x = cos(angle.x);
-    w[i].y = cos(angle.y);
+    double2 angle;
+    angle.x = (double)(2*i*PI/(double)n);
+    angle.y = (double)((2*i*PI/(double)n) + PI_2);
+    
+    w[i].x = cos((float)angle.x);
+    w[i].y = cos((float)angle.y);
 }
Binary file example/fft/gpu/spinFact.o has changed
Binary file example/fft/output.pgm has changed