+#ifndef MSP_GL_DEPTHTEST_H_
+#define MSP_GL_DEPTHTEST_H_
+
+#include <msp/datafile/objectloader.h>
+#include "predicate.h"
+
+namespace Msp {
+namespace GL {
+
+/**
+Tests incoming fragment depth values against the depth buffer. If the test
+fails, the fragment is discarded.
+*/
+struct DepthTest
+{
+ class Loader: public DataFile::ObjectLoader<DepthTest>
+ {
+ public:
+ Loader(DepthTest &);
+
+ private:
+ void compare(Predicate);
+ };
+
+ bool enabled;
+ Predicate compare;
+ bool write;
+
+ DepthTest();
+ DepthTest(Predicate, bool = true);
+};
+
+} // namespace GL
+} // namespace Msp
+
+#endif