From 7b35c77062b00a0e4b379493ac4a364521f64cf0 Mon Sep 17 00:00:00 2001
From: Chris Robinson <chris.kcat@gmail.com>
Date: Tue, 27 Mar 2012 08:44:08 -0700
Subject: Add a missing round() for MSVC

---
 utils/makehrtf.c | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'utils/makehrtf.c')

diff --git a/utils/makehrtf.c b/utils/makehrtf.c
index a5debab7..9f0a5d95 100644
--- a/utils/makehrtf.c
+++ b/utils/makehrtf.c
@@ -19,6 +19,15 @@
 #define M_PI 3.14159265358979323846
 #endif
 
+#ifdef _MSC_VER
+static double round(double val)
+{
+    if(val < 0.0)
+        return ceil(val - 0.5);
+    return floor(val + 0.5);
+}
+#endif
+
 // The sample rate of the MIT HRIR data sets.
 #define MIT_IR_RATE                  (44100)
 
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