port: GrpDetector verbatim 40250 over a host IDirect3D8 (Direct3DCreate8); GrpDevice::Create verbatim

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

src/port/common/D3D8Types.h

@@ -508,6 +508,9 @@ typedef enum _D3DVERTEXBLENDFLAGS {
 // d3d8.h device-lost results (MAKE_D3DHRESULT(2152), (2153)).
 #define D3DERR_DEVICELOST ((HRESULT)0x88760868L)
 #define D3DERR_DEVICENOTRESET ((HRESULT)0x88760869L)
+#define D3DERR_NOTAVAILABLE ((HRESULT)0x8876086AL)
+#define D3DERR_OUTOFVIDEOMEMORY ((HRESULT)0x8876017CL)
+#define D3DERR_INVALIDCALL ((HRESULT)0x8876086CL)
 
 // d3d8types.h vertex shader declaration tokens
 typedef enum _D3DVSD_TOKENTYPE
@@ -692,6 +695,8 @@ typedef struct _D3DCAPS8
 } D3DCAPS8;
 
 #define D3DDEVCAPS_HWTRANSFORMANDLIGHT 0x00010000L
+#define D3DDEVCAPS_PUREDEVICE 0x00100000L
+#define D3DCAPS2_CANRENDERWINDOWED 0x00080000L
 #define D3DCAPS2_FULLSCREENGAMMA 0x00020000L
 
 typedef struct _D3DGAMMARAMP
@@ -726,15 +731,6 @@ typedef struct _D3DGAMMARAMP
 // upcasts 40250 relies on (texture -> base texture) compile; of the resources only the buffers carry
 #define D3DENUM_NO_WHQL_LEVEL 0x00000002L
 
-struct IDirect3D8
-{
-	virtual ~IDirect3D8() = default;
-	virtual ULONG Release() { return 0; }
-	virtual HRESULT GetAdapterIdentifier(UINT Adapter, DWORD Flags, D3DADAPTER_IDENTIFIER8* pIdentifier) = 0;
-	virtual HRESULT GetAdapterDisplayMode(UINT Adapter, D3DDISPLAYMODE* pMode) = 0;
-	virtual UINT GetAdapterModeCount(UINT Adapter) = 0;
-	virtual HRESULT EnumAdapterModes(UINT Adapter, UINT Mode, D3DDISPLAYMODE* pMode) = 0;
-};
 typedef enum _D3DRESOURCETYPE
 {
 	D3DRTYPE_SURFACE = 1,
@@ -747,6 +743,26 @@ typedef enum _D3DRESOURCETYPE
 	D3DRTYPE_FORCE_DWORD = 0x7fffffff
 } D3DRESOURCETYPE;
 
+struct IDirect3DDevice8;
+struct IDirect3D8
+{
+	virtual ~IDirect3D8() = default;
+	virtual ULONG Release() = 0;
+	virtual UINT GetAdapterCount() = 0;
+	virtual HRESULT GetAdapterIdentifier(UINT Adapter, DWORD Flags, D3DADAPTER_IDENTIFIER8* pIdentifier) = 0;
+	virtual UINT GetAdapterModeCount(UINT Adapter) = 0;
+	virtual HRESULT EnumAdapterModes(UINT Adapter, UINT Mode, D3DDISPLAYMODE* pMode) = 0;
+	virtual HRESULT GetAdapterDisplayMode(UINT Adapter, D3DDISPLAYMODE* pMode) = 0;
+	virtual HRESULT CheckDeviceType(UINT Adapter, D3DDEVTYPE CheckType, D3DFORMAT DisplayFormat, D3DFORMAT BackBufferFormat, BOOL Windowed) = 0;
+	virtual HRESULT CheckDeviceFormat(UINT Adapter, D3DDEVTYPE DeviceType, D3DFORMAT AdapterFormat, DWORD Usage, D3DRESOURCETYPE RType, D3DFORMAT CheckFormat) = 0;
+	virtual HRESULT CheckDepthStencilMatch(UINT Adapter, D3DDEVTYPE DeviceType, D3DFORMAT AdapterFormat, D3DFORMAT RenderTargetFormat, D3DFORMAT DepthStencilFormat) = 0;
+	virtual HRESULT GetDeviceCaps(UINT Adapter, D3DDEVTYPE DeviceType, D3DCAPS8* pCaps) = 0;
+	virtual HRESULT CreateDevice(UINT Adapter, D3DDEVTYPE DeviceType, HWND hFocusWindow, DWORD BehaviorFlags, D3DPRESENT_PARAMETERS* pPresentationParameters, IDirect3DDevice8** ppReturnedDeviceInterface) = 0;
+};
+// d3d8.h; platform/EterLib/RecordingDevice.cpp implements the one host adapter.
+#define D3D_SDK_VERSION 220
+IDirect3D8* Direct3DCreate8(UINT SDKVersion);
+
 typedef struct _D3DLOCKED_RECT
 {
 	INT Pitch;

src/port/common/Win32Crt.h

@@ -103,8 +103,6 @@ uintptr_t _beginthreadex(void* security, unsigned stack_size, unsigned (*start_a
 #define MB_TOPMOST 0x00040000L
 #define IDOK 1
 int MessageBox(HWND hWnd, LPCSTR lpText, LPCSTR lpCaption, UINT uType);
-// user32 ReleaseDC: the host owns the window and hands out no DC, so there is none to release.
-inline int ReleaseDC(HWND, HDC) { return 1; }
 
 // winmm `timeGetTime`: milliseconds since system start, wrapping at 2^32.
 DWORD timeGetTime();

src/port/common/shim/win32/winuser.h

@@ -30,6 +30,14 @@ typedef WORD ATOM;
 #define SWP_NOSIZE 0x0001
 #define SWP_NOMOVE 0x0002
 #define SWP_NOZORDER 0x0004
+#define SWP_SHOWWINDOW 0x0040
+
+#define HWND_TOP ((HWND)0)
+#define HWND_TOPMOST ((HWND)-1)
+
+// GetDC/ReleaseDC: the host draws the window, so there is no GDI device context to hand out.
+inline HDC GetDC(HWND) { return NULL; }
+inline int ReleaseDC(HWND, HDC) { return 1; }
 
 #define PM_NOREMOVE 0x0000
 #define PM_REMOVE 0x0001