Sprite copy ctor, same reason (refcounted textures)

this is the sort of thing HiddenPtr is meant to avoid, but I'm not ready to
start using it on refcounted objects just yet ...

stepmania/src/Sprite.cpp

@@ -14,6 +14,7 @@
 #include "Foreach.h"
 #include "LuaBinding.h"
 #include "LuaManager.h"
+#include "RageUtil_AutoPtr.h"
 
 REGISTER_ACTOR_CLASS( Sprite )
 
@@ -40,6 +41,26 @@ Sprite::~Sprite()
 	UnloadTexture();
 }
 
+Sprite::Sprite( const Sprite &cpy )
+{
+#define CPY(a) a = cpy.a
+	CPY( m_sSpritePath );
+	CPY( m_bDrawIfTextureNull );
+	CPY( m_States );
+	CPY( m_iCurState );
+	CPY( m_fSecsIntoState );
+	CPY( m_bUsingCustomTexCoords );
+	CPY( m_bSkipNextUpdate );
+	memcpy( m_CustomTexCoords, cpy.m_CustomTexCoords, sizeof(m_CustomTexCoords) );
+	CPY( m_fRememberedClipWidth );
+	CPY( m_fRememberedClipHeight );
+	CPY( m_fTexCoordVelocityX );
+	CPY( m_fTexCoordVelocityY );
+#undef CPY
+
+	m_pTexture = TEXTUREMAN->CopyTexture( cpy.m_pTexture );
+}
+
 RageTextureID Sprite::SongBGTexture( RageTextureID ID )
 {
 	ID.bMipMaps = true;