Quitados tres warnings

source/ltexture.cpp

@@ -103,8 +103,8 @@ bool LTexture::createBlank(SDL_Renderer *renderer, int width, int height, SDL_Te
 	}
 	else
 	{
-		width = width;
-		height = height;
+		this->width = width;
+		this->height = height;
 	}
 
 	return texture != NULL;