From 3b24e94018c2f26f503db72b058444882fff4ccf Mon Sep 17 00:00:00 2001
From: Jeffrey Pfau <jeffrey@endrift.com>
Date: Mon, 22 Feb 2016 21:09:05 -0800
Subject: [PATCH] 3DS: Use blip_add_delta_fast for a small speed improvement

---
 CHANGES         | 1 +
 src/gb/audio.c  | 4 ++++
 src/gba/audio.c | 4 ++++
 3 files changed, 9 insertions(+)

diff --git a/CHANGES b/CHANGES
index 2eebcb87a..1600c910d 100644
--- a/CHANGES
+++ b/CHANGES
@@ -20,6 +20,7 @@ Misc:
  - SDL: Remove default gamepad mappings
  - Qt: Update 360 input profile on OS X to reflect newer drivers
  - Qt: Remove use of NaN
+ - 3DS: Use blip_add_delta_fast for a small speed improvement
 
 0.4.0: (2016-02-02)
 Features:
diff --git a/src/gb/audio.c b/src/gb/audio.c
index 21cf5fd20..1a4acfab6 100644
--- a/src/gb/audio.c
+++ b/src/gb/audio.c
@@ -10,6 +10,10 @@
 #include "gb/gb.h"
 #include "gb/io.h"
 
+#ifdef _3DS
+#define blip_add_delta blip_add_delta_fast
+#endif
+
 #define FRAME_CYCLES (DMG_LR35902_FREQUENCY >> 9)
 
 const uint32_t DMG_LR35902_FREQUENCY = 0x400000;
diff --git a/src/gba/audio.c b/src/gba/audio.c
index 3e5e181d5..a4d12385e 100644
--- a/src/gba/audio.c
+++ b/src/gba/audio.c
@@ -11,6 +11,10 @@
 #include "gba/serialize.h"
 #include "gba/video.h"
 
+#ifdef _3DS
+#define blip_add_delta blip_add_delta_fast
+#endif
+
 mLOG_DEFINE_CATEGORY(GBA_AUDIO, "GBA Audio");
 
 const unsigned GBA_AUDIO_SAMPLES = 2048;