128 and 256 tiles don't have alpha, so no need to load/save them.

--HG--
branch : gsoc2014-dfighter

code/studio/src/plugins/tile_editor/tilebank_loader.cpp

@@ -77,7 +77,7 @@ public:
 
 			TileItemNode *tin = new TileItemNode( i, TileModel::TileDiffuse, "" );
 
-			for( int i = TileModel::TileDiffuse; i <= TileModel::TileAlpha; i++ )
+			for( int i = TileModel::TileDiffuse; i < TileModel::TileAlpha; i++ )
 			{
 				tin->setTileFilename( TileModel::TTileChannel( i ), tile->getRelativeFileName( channelToTBitmap( TileModel::TTileChannel( i ) ) ).c_str() );
 			}
@@ -96,7 +96,7 @@ public:
 
 			TileItemNode *tin = new TileItemNode( i, TileModel::TileDiffuse, "" );
 
-			for( int i = TileModel::TileDiffuse; i <= TileModel::TileAlpha; i++ )
+			for( int i = TileModel::TileDiffuse; i < TileModel::TileAlpha; i++ )
 			{
 				tin->setTileFilename( TileModel::TTileChannel( i ), tile->getRelativeFileName( channelToTBitmap( TileModel::TTileChannel( i ) ) ).c_str() );
 			}

code/studio/src/plugins/tile_editor/tilebank_saver.cpp

@@ -76,7 +76,7 @@ public:
 		for( int i = 0; i < node->childCount(); i++ )
 		{
 			TileItemNode *tin = static_cast< TileItemNode* >( node->child( i ) );
-			for( int j = TileModel::TileDiffuse; j <= TileModel::TileAlpha; j++ )
+			for( int j = TileModel::TileDiffuse; j < TileModel::TileAlpha; j++ )
 			{
 				QString fn = tin->getTileFilename( TileModel::TTileChannel( j ) );