Use memset to clear the bs2b filter's last sample and remove the unused is_clear function

2 files changed, 2 insertions, 21 deletions

diff --git a/Alc/bs2b.c b/Alc/bs2b.c
index 4cad23f5..0319f948 100644
--- a/Alc/bs2b.c
+++ b/Alc/bs2b.c
@@ -24,6 +24,7 @@
 #include "config.h"
 
 #include <math.h>
+#include <string.h>
 
 #include "bs2b.h"
 
@@ -147,26 +148,9 @@ int bs2b_get_srate(struct bs2b *bs2b)
 
 void bs2b_clear(struct bs2b *bs2b)
 {
-    int loopv = sizeof(bs2b->last_sample);
-
-    while (loopv)
-    {
-        ((char *)&bs2b->last_sample)[--loopv] = 0;
-    }
+    memset(&bs2b->last_sample, 0, sizeof(bs2b->last_sample));
 } /* bs2b_clear */
 
-int bs2b_is_clear(struct bs2b *bs2b)
-{
-    int loopv = sizeof(bs2b->last_sample);
-
-    while (loopv)
-    {
-        if (((char *)&bs2b->last_sample)[--loopv] != 0)
-            return 0;
-    }
-    return 1;
-} /* bs2b_is_clear */
-
 void bs2b_cross_feed(struct bs2b *bs2b, float *sample)
 {
     /* Lowpass filter */
diff --git a/OpenAL32/Include/bs2b.h b/OpenAL32/Include/bs2b.h
index 3e5cd83c..0f06b1ca 100644
--- a/OpenAL32/Include/bs2b.h
+++ b/OpenAL32/Include/bs2b.h
@@ -91,9 +91,6 @@ int bs2b_get_srate(struct bs2b *bs2b);
 /* Clear buffer */
 void bs2b_clear(struct bs2b *bs2b);
 
-/* Return 1 if buffer is clear */
-int bs2b_is_clear(struct bs2b *bs2b);
-
 /* Crossfeeds one stereo sample that are pointed by sample.
  * [0] - first channel, [1] - second channel.
  * Returns crossfided samle by sample pointer.