Use SDL_RWops directly on top of PhysFS

This avoids the creation of a temporary buffer containing a complete
file for the sole purpose of wrapping it up in an SDL_RWops.

The necessary wrapper is by Ryan C. Gordon and is included in the
PhysFS repository under 'extras'.

Reviewed-by: Yohann Ferreira

Conflicts:

	mana.files
	src/CMakeLists.txt
	src/resources/resourcemanager.cpp
	src/resources/soundeffect.cpp

1 files changed, 2 insertions, 6 deletions

diff --git a/src/resources/soundeffect.cpp b/src/resources/soundeffect.cpp
index eaa323bd6..6a3a980a7 100644
--- a/src/resources/soundeffect.cpp
+++ b/src/resources/soundeffect.cpp
@@ -31,14 +31,10 @@ SoundEffect::~SoundEffect()
     Mix_FreeChunk(mChunk);
 }
 
-Resource *SoundEffect::load(void *buffer, unsigned bufferSize)
+Resource *SoundEffect::load(SDL_RWops *rw)
 {
-    if (!buffer)
+    if (!rw)
         return nullptr;
-
-    // Load the raw file data from the buffer in an RWops structure
-    SDL_RWops *rw = SDL_RWFromMem(buffer, bufferSize);
-
     // Load the music data and free the RWops structure
     Mix_Chunk *tmpSoundEffect = Mix_LoadWAV_RW(rw, 1);