From: Mikko Rasa <tdb@tdb.fi>
Date: Sat, 3 Nov 2012 13:32:42 +0000 (+0200)
Subject: Add setup/finish_render hooks to Object
X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=commitdiff_plain;h=3787ba0acb816e99eb7fa113e04760560bfcae39

Add setup/finish_render hooks to Object
---

diff --git a/source/object.cpp b/source/object.cpp
index bd899961..ab7afc14 100644
--- a/source/object.cpp
+++ b/source/object.cpp
@@ -81,7 +81,9 @@ void Object::render(Renderer &renderer, const Tag &tag) const
 	renderer.set_material(pass->get_material());
 	renderer.set_texturing(pass->get_texturing());
 
+	setup_render(renderer, tag);
 	meshes.front()->draw(renderer);
+	finish_render(renderer, tag);
 }
 
 void Object::render(Renderer &renderer, const ObjectInstance &inst, const Tag &tag) const
@@ -95,10 +97,12 @@ void Object::render(Renderer &renderer, const ObjectInstance &inst, const Tag &t
 	renderer.set_material(pass->get_material());
 	renderer.set_texturing(pass->get_texturing());
 
+	setup_render(renderer, tag);
 	inst.setup_render(renderer, tag);
 	unsigned lod = min<unsigned>(inst.get_level_of_detail(renderer), meshes.size()-1);
 	meshes[lod]->draw(renderer);
 	inst.finish_render(renderer, tag);
+	finish_render(renderer, tag);
 }
 
 const RenderPass *Object::get_pass(const Tag &tag) const
diff --git a/source/object.h b/source/object.h
index 8a707665..7820d29c 100644
--- a/source/object.h
+++ b/source/object.h
@@ -66,6 +66,10 @@ public:
 	called before and after drawing the mesh. */
 	virtual void render(Renderer &, const ObjectInstance &, const Tag & = Tag()) const;
 
+protected:
+	virtual void setup_render(Renderer &, const Tag &) const { }
+	virtual void finish_render(Renderer &, const Tag &) const { }
+
 private:
 	const RenderPass *get_pass(const Tag &) const;
 };