X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fcore%2Fdevice.cpp;fp=source%2Fcore%2Fdevice.cpp;h=9a24a1f2c905ef1dc025f28b45227794305985de;hb=f0414f06fc2463e9765c9492dce60e0468dceb3c;hp=0000000000000000000000000000000000000000;hpb=ac4218f733b4c8f09b64e72164bd4321a4c1abd2;p=libs%2Fgl.git

diff --git a/source/core/device.cpp b/source/core/device.cpp
new file mode 100644
index 00000000..9a24a1f2
--- /dev/null
+++ b/source/core/device.cpp
@@ -0,0 +1,29 @@
+#include "device.h"
+#include "error.h"
+
+namespace Msp {
+namespace GL {
+
+Device *Device::current = 0;
+
+Device::Device(Graphics::Window &w, const DeviceOptions &o):
+	DeviceBackend(w, o)
+{
+	current = this;
+}
+
+Device::~Device()
+{
+	if(this==current)
+		current = 0;
+}
+
+Device &Device::get_current()
+{
+	if(!current)
+		throw invalid_operation("no current device");
+	return *current;
+}
+
+} // namespace GL
+} // namespace Msp