diff --git a/src/gx/d3d/CGxDeviceD3d.cpp b/src/gx/d3d/CGxDeviceD3d.cpp
index c9e2684..194219f 100644
--- a/src/gx/d3d/CGxDeviceD3d.cpp
+++ b/src/gx/d3d/CGxDeviceD3d.cpp
@@ -220,6 +220,17 @@ LRESULT CGxDeviceD3d::WindowProcD3d(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM
     return DefWindowProc(hWnd, uMsg, wParam, lParam);
 }
 
+CGxDeviceD3d::CGxDeviceD3d() : CGxDevice() {
+    // TODO
+
+    this->m_api = GxApi_D3d9;
+
+    // TODO
+
+    this->DeviceCreatePools();
+    this->DeviceCreateStreamBufs();
+}
+
 void CGxDeviceD3d::CapsWindowSize(CRect& dst) {
     // TODO
 }
diff --git a/src/gx/d3d/CGxDeviceD3d.hpp b/src/gx/d3d/CGxDeviceD3d.hpp
index af40884..4afdad3 100644
--- a/src/gx/d3d/CGxDeviceD3d.hpp
+++ b/src/gx/d3d/CGxDeviceD3d.hpp
@@ -43,6 +43,7 @@ class CGxDeviceD3d : public CGxDevice {
     virtual int32_t StereoEnabled();
 
     // Member functions
+    CGxDeviceD3d();
     int32_t ICreateD3d();
     int32_t ICreateD3dDevice(const CGxFormat& format);
     bool ICreateWindow(CGxFormat& format);