X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=source%2Ftests.cpp;h=8e24bb52facc436a0a75451a57726737a574bb22;hp=5b34bf69d9d37fc732c4f45c5ea1c55a41394be1;hb=6a832fe1771f8c7bca0faa0d383fbbab062a1c56;hpb=ceae2a27dfc58310c5bab7e3aa3fedf0fa9a1f49

diff --git a/source/tests.cpp b/source/tests.cpp
index 5b34bf69..8e24bb52 100644
--- a/source/tests.cpp
+++ b/source/tests.cpp
@@ -1,28 +1,72 @@
-/* $Id$
-
-This file is part of libmspgl
-Copyright © 2007  Mikko Rasa, Mikkosoft Productions
-Distributed under the LGPL
-*/
-
 #include "tests.h"
 
 namespace Msp {
 namespace GL {
 
-void scissor(int left, int bottom, unsigned width, unsigned height)
+DepthTest::DepthTest():
+	write(true),
+	pred(LESS)
+{ }
+
+DepthTest::DepthTest(Predicate p, bool w):
+	write(w),
+	pred(p)
+{ }
+
+void DepthTest::bind() const
+{
+	if(set_current(this))
+	{
+		glEnable(GL_DEPTH_TEST);
+		glDepthFunc(pred);
+		glDepthMask(write);
+	}
+}
+
+const DepthTest &DepthTest::lequal()
 {
-	glScissor(left, bottom, width, height);
+	static DepthTest test(LEQUAL);
+	return test;
 }
 
-void alpha_func(Predicate func, float ref)
+void DepthTest::unbind()
+{
+	if(set_current(0))
+	{
+		glDisable(GL_DEPTH_TEST);
+		// Allow glClear(GL_DEPTH_BUFFER_BIT) to work
+		glDepthMask(true);
+	}
+}
+
+
+ScissorTest::ScissorTest():
+	left(0),
+	bottom(0),
+	width(1),
+	height(1)
+{ }
+
+ScissorTest::ScissorTest(int l, int b, unsigned w, unsigned h):
+	left(l),
+	bottom(b),
+	width(w),
+	height(h)
+{ }
+
+void ScissorTest::bind() const
 {
-	glAlphaFunc(func, ref);
+	if(set_current(this))
+	{
+		glEnable(GL_SCISSOR_TEST);
+		glScissor(left, bottom, width, height);
+	}
 }
 
-void depth_func(Predicate func)
+void ScissorTest::unbind()
 {
-	glDepthFunc(func);
+	if(set_current(0))
+		glDisable(GL_SCISSOR_TEST);
 }
 
 } // namespace GL