X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Ftechnique.cpp;h=9d13a8976ac4b40f56f077b4a4fcf5120bdea4f1;hb=5172d32d67595ea0b70184fadcfcb8e023cccbc8;hp=9cbb005a54b8272bd36ab9e6c2c4f493411fb4cb;hpb=09e886603fbc255f6a6241641ff42c466f8387ff;p=libs%2Fgl.git

diff --git a/source/technique.cpp b/source/technique.cpp
index 9cbb005a..9d13a897 100644
--- a/source/technique.cpp
+++ b/source/technique.cpp
@@ -20,6 +20,14 @@ using namespace std;
 namespace Msp {
 namespace GL {
 
+RenderPass &Technique::add_pass(const GL::Tag &tag)
+{
+	if(passes.count(tag))
+		throw KeyError("Duplicate pass");
+
+	return passes[tag];
+}
+
 bool Technique::has_pass(const GL::Tag &tag) const
 {
 	return passes.count(tag);