X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Frender%2Ftag.h;h=dbc0b3ef47819470b17440642650dc9e6ee76ce4;hb=20622e74de6753c5e4460a112c11ee913707e8e8;hp=28b4fa010e8b0f12980df476f7ac8160a2c922fb;hpb=7aaec9a70b8d7733429bec043f8e33e02956f266;p=libs%2Fgl.git

diff --git a/source/render/tag.h b/source/render/tag.h
index 28b4fa01..dbc0b3ef 100644
--- a/source/render/tag.h
+++ b/source/render/tag.h
@@ -2,6 +2,7 @@
 #define MSP_GL_TAG_H_
 
 #include <string>
+#include <msp/strings/lexicalcast.h>
 
 namespace Msp {
 namespace GL {
@@ -18,10 +19,15 @@ struct Tag
 	Tag(const char *);
 	Tag(const std::string &s);
 
-	bool operator<(const Tag &t) const { return id<t.id; }
-	bool operator==(const Tag &t) const { return id==t.id; }
+	std::string str() const;
+
+	bool operator<(Tag t) const { return id<t.id; }
+	bool operator==(Tag t) const { return id==t.id; }
+	bool operator!=(Tag t) const { return id!=t.id; }
 };
 
+void operator<<(LexicalConverter &, Tag);
+
 } // namespace GL
 } // namespace Msp