From ac4fc4026c3b1b0b9487216399bef04d419b04b8 Mon Sep 17 00:00:00 2001
From: Chris Robinson <chris.kcat@gmail.com>
Date: Fri, 17 Aug 2012 13:38:52 -0700
Subject: Add a device method to retrieve the active latency

This is effectively the time until the next update will be heard by the user,
or the closest approximation thereof, in nanoseconds.
---
 Alc/backends/mmdevapi.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

(limited to 'Alc/backends/mmdevapi.c')

diff --git a/Alc/backends/mmdevapi.c b/Alc/backends/mmdevapi.c
index 0edd8e60..bffc463a 100644
--- a/Alc/backends/mmdevapi.c
+++ b/Alc/backends/mmdevapi.c
@@ -937,6 +937,13 @@ static void MMDevApiStopPlayback(ALCdevice *device)
 }
 
 
+static ALint64 MMDevApiGetLatency(ALCdevice *device)
+{
+    (void)device;
+    return 0;
+}
+
+
 static const BackendFuncs MMDevApiFuncs = {
     MMDevApiOpenPlayback,
     MMDevApiClosePlayback,
@@ -948,7 +955,8 @@ static const BackendFuncs MMDevApiFuncs = {
     NULL,
     NULL,
     NULL,
-    NULL
+    NULL,
+    MMDevApiGetLatency
 };
 
 
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