From 7390e8c43444113d778b47a4a5ed50d41cd7b64d Mon Sep 17 00:00:00 2001
From: Petr Baudis <pasky@ucw.cz>
Date: Mon, 5 Jul 2010 02:55:16 +0200
Subject: [PATCH] double_to_fixp(): Eschew nearbyint() - a major performance
 hog

---
 fixp.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fixp.h b/fixp.h
index 0e27576..9b5a0f1 100644
--- a/fixp.h
+++ b/fixp.h
@@ -17,7 +17,7 @@ typedef uint_fast32_t fixp_t;
 
 #define FIXP_SCALE (1<<FIXP_BITS)
 
-#define double_to_fixp(n) (nearbyint((n) * (FIXP_SCALE)))
+#define double_to_fixp(n) ((fixp_t) ((n) * (FIXP_SCALE)))
 #define fixp_to_double(n) ((double) (n) / FIXP_SCALE)
 
 #endif
-- 
2.11.4.GIT