From 28e0d3968ae72b0df0e7193a417eb30d1097f734 Mon Sep 17 00:00:00 2001
From: Mikko Rasa <tdb@tdb.fi>
Date: Fri, 11 Oct 2013 15:53:16 +0300
Subject: [PATCH] Homogenise binding semantics

Objects that wrap always-on state should restore default states when
unbound.

Enable/disable of otherwise global state should be exposed through
binding, not a flag in an object.
---
 source/material.cpp    |  5 -----
 source/material.h      |  4 +---
 source/windingtest.cpp | 15 +++------------
 source/windingtest.h   |  1 -
 4 files changed, 4 insertions(+), 21 deletions(-)

diff --git a/source/material.cpp b/source/material.cpp
index 0359ab3f..12d15010 100644
--- a/source/material.cpp
+++ b/source/material.cpp
@@ -49,11 +49,6 @@ void Material::bind() const
 	}
 }
 
-void Material::unbind()
-{
-	set_current(0);
-}
-
 
 Material::Loader::Loader(Material &m):
 	DataFile::ObjectLoader<Material>(m)
diff --git a/source/material.h b/source/material.h
index 9af86a70..3a65f339 100644
--- a/source/material.h
+++ b/source/material.h
@@ -12,7 +12,7 @@ namespace GL {
 Stores OpenGL material properties.  Since OpenGL does not support material
 objects, application of material is done with several calls to glMaterial.
 */
-class Material: public Bindable<Material>
+class Material: public BindableWithDefault<Material>
 {
 public:
 	class Loader: public DataFile::ObjectLoader<Material>
@@ -47,8 +47,6 @@ public:
 	const Color &get_emission() const { return emission; }
 	float get_shininess() const { return shininess; }
 	void bind() const;
-
-	static void unbind();
 };
 
 } // namespace GL
diff --git a/source/windingtest.cpp b/source/windingtest.cpp
index acbc20fc..0b8218ad 100644
--- a/source/windingtest.cpp
+++ b/source/windingtest.cpp
@@ -15,12 +15,10 @@ void operator>>(const LexicalConverter &conv, FaceWinding &winding)
 }
 
 WindingTest::WindingTest():
-	test(false),
 	winding(COUNTERCLOCKWISE)
 { }
 
 WindingTest::WindingTest(FaceWinding w):
-	test(true),
 	winding(w)
 { }
 
@@ -28,13 +26,8 @@ void WindingTest::bind() const
 {
 	if(set_current(this))
 	{
-		if(test)
-		{
-			glEnable(GL_CULL_FACE);
-			glFrontFace(winding);
-		}
-		else
-			glDisable(GL_CULL_FACE);
+		glEnable(GL_CULL_FACE);
+		glFrontFace(winding);
 	}
 }
 
@@ -46,9 +39,7 @@ void WindingTest::unbind()
 
 const WindingTest &WindingTest::get_reverse() const
 {
-	if(!test)
-		return *this;
-	else if(winding==CLOCKWISE)
+	if(winding==CLOCKWISE)
 		return counterclockwise();
 	else
 		return clockwise();
diff --git a/source/windingtest.h b/source/windingtest.h
index d8a4c421..7ef36942 100644
--- a/source/windingtest.h
+++ b/source/windingtest.h
@@ -23,7 +23,6 @@ match the winding, the polygon is not rendered.
 class WindingTest: public Bindable<WindingTest>
 {
 private:
-	bool test;
 	FaceWinding winding;
 
 public:
-- 
2.43.0