improve a bit code speed.

4 files changed, 14 insertions, 5 deletions

diff --git a/src/resources/beinginfo.cpp b/src/resources/beinginfo.cpp
index 48e8b8493..84d32f623 100644
--- a/src/resources/beinginfo.cpp
+++ b/src/resources/beinginfo.cpp
@@ -77,7 +77,7 @@ BeingInfo::~BeingInfo()
     delete_all(mDisplay.sprites);
 }
 
-void BeingInfo::setDisplay(SpriteDisplay display)
+void BeingInfo::setDisplay(const SpriteDisplay &display)
 {
     mDisplay = display;
 }
@@ -119,8 +119,15 @@ const SoundInfo &BeingInfo::getSound(const SoundEvent event) const
     static SoundInfo emptySound("", 0);
 
     const SoundEvents::const_iterator i = mSounds.find(event);
-    return (i == mSounds.end() || !i->second || i->second->empty())
-        ? emptySound : i->second->at(rand() % i->second->size());
+
+    if (i == mSounds.end())
+        return emptySound;
+
+    const SoundInfoVect *const vect = i->second;
+    if (!vect || vect->empty())
+        return emptySound;
+    else
+        return vect->at(rand() % vect->size());
 }
 
 const Attack *BeingInfo::getAttack(const int id) const
diff --git a/src/resources/beinginfo.h b/src/resources/beinginfo.h
index 7437e464d..d465dfa64 100644
--- a/src/resources/beinginfo.h
+++ b/src/resources/beinginfo.h
@@ -101,7 +101,7 @@ class BeingInfo final
         const std::string &getName() const A_WARN_UNUSED
         { return mName; }
 
-        void setDisplay(SpriteDisplay display);
+        void setDisplay(const SpriteDisplay &display);
 
         const SpriteDisplay &getDisplay() const A_WARN_UNUSED
         { return mDisplay; }
diff --git a/src/resources/imagewriter.cpp b/src/resources/imagewriter.cpp
index 9bdde319b..1db9f139d 100644
--- a/src/resources/imagewriter.cpp
+++ b/src/resources/imagewriter.cpp
@@ -84,12 +84,14 @@ bool ImageWriter::writePNG(SDL_Surface *const surface,
     png_set_packing(png_ptr);
 
     png_bytep *const row_pointers = new png_bytep[surface->h];
+/*
     if (!row_pointers)
     {
         logger->log1("Had trouble converting surface to row pointers");
         fclose(fp);
         return false;
     }
+*/
 
     for (int i = 0; i < surface->h; i++)
     {
diff --git a/src/resources/iteminfo.h b/src/resources/iteminfo.h
index 01522ef7b..292089dc5 100644
--- a/src/resources/iteminfo.h
+++ b/src/resources/iteminfo.h
@@ -124,7 +124,7 @@ class ItemInfo final
         std::string getParticleEffect() const A_WARN_UNUSED
         { return mParticle; }
 
-        void setDisplay(SpriteDisplay display)
+        void setDisplay(const SpriteDisplay &display)
         { mDisplay = display; }
 
         const SpriteDisplay &getDisplay() const A_WARN_UNUSED