From 0fb147aa0d43277c6420681d69b76f0262d06788 Mon Sep 17 00:00:00 2001
From: Clownacy <Clownacy@users.noreply.github.com>
Date: Wed, 29 May 2019 18:49:09 +0000
Subject: [PATCH] Change the sound buffer size to a power of 2

Turns out giving SDL2 a non-power-of-2 buffer size crashes it in
Emscripten.
---
 src/Sound.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Sound.cpp b/src/Sound.cpp
index 2fb0c828..d4f22320 100644
--- a/src/Sound.cpp
+++ b/src/Sound.cpp
@@ -16,9 +16,9 @@
 #define FREQUENCY 44100
 
 #ifdef RASPBERRY_PI
-#define STREAM_SIZE 0x400
+#define STREAM_SIZE 0x400	// Larger buffer to prevent stutter
 #else
-#define STREAM_SIZE (FREQUENCY / 200)
+#define STREAM_SIZE 0x100	// FREQUENCY/200 rounded to the nearest power of 2 (SDL2 *needs* a power-of-2 buffer size)
 #endif
 
 #define clamp(x, y, z) (((x) > (z)) ? (z) : ((x) < (y)) ? (y) : (x))