diff --git a/ISLE/isleapp.cpp b/ISLE/isleapp.cpp
index fba03b68..a5edd95b 100644
--- a/ISLE/isleapp.cpp
+++ b/ISLE/isleapp.cpp
@@ -94,7 +94,7 @@ IsleApp::IsleApp()
 	m_cdPath = NULL;
 	m_deviceId = NULL;
 	m_savePath = NULL;
-	m_fullScreen = FALSE;
+	m_fullScreen = TRUE;
 	m_flipSurfaces = FALSE;
 	m_backBuffersInVram = TRUE;
 	m_using8bit = FALSE;
@@ -378,7 +378,6 @@ SDL_AppResult SDL_AppEvent(void* appstate, SDL_Event* event)
 
 	// [library:window]
 	// Remaining functionality to be implemented:
-	// Full screen - crashes when minimizing/maximizing, but this will probably be fixed once DirectDraw is replaced
 	// WM_TIMER - use SDL_Timer functionality instead
 
 #ifdef __EMSCRIPTEN__
@@ -387,6 +386,17 @@ SDL_AppResult SDL_AppEvent(void* appstate, SDL_Event* event)
 	static bool detectedTouchEvents = false;
 #endif
 
+	switch (event->type) {
+	case SDL_EVENT_MOUSE_MOTION:
+	case SDL_EVENT_MOUSE_BUTTON_DOWN:
+	case SDL_EVENT_MOUSE_BUTTON_UP:
+		IDirect3DRMMiniwinDevice* device = GetD3DRMMiniwinDevice();
+		if (device && !device->ConvertEventToRenderCoordinates(event)) {
+			SDL_Log("Failed to convert event coordinates: %s", SDL_GetError());
+		}
+		break;
+	}
+
 	switch (event->type) {
 	case SDL_EVENT_WINDOW_FOCUS_GAINED:
 		if (!IsleDebug_Enabled()) {
diff --git a/LEGO1/mxdirectx/legodxinfo.cpp b/LEGO1/mxdirectx/legodxinfo.cpp
index 4121e9a9..38ced82d 100644
--- a/LEGO1/mxdirectx/legodxinfo.cpp
+++ b/LEGO1/mxdirectx/legodxinfo.cpp
@@ -284,11 +284,6 @@ int LegoDeviceEnumerate::FUN_1009d210()
 	}
 
 	for (list<MxDriver>::iterator it = m_list.begin(); it != m_list.end();) {
-		if (!DriverSupportsRequiredDisplayMode(*it)) {
-			m_list.erase(it++);
-			continue;
-		}
-
 		MxDriver& driver = *it;
 
 		for (list<Direct3DDeviceInfo>::iterator it2 = driver.m_devices.begin(); it2 != driver.m_devices.end();) {
@@ -315,27 +310,6 @@ int LegoDeviceEnumerate::FUN_1009d210()
 	return 0;
 }
 
-// FUNCTION: CONFIG 0x00402b00
-// FUNCTION: LEGO1 0x1009d370
-// FUNCTION: BETA10 0x1011d176
-unsigned char LegoDeviceEnumerate::DriverSupportsRequiredDisplayMode(MxDriver& p_driver)
-{
-#ifdef __EMSCRIPTEN__
-	return true;
-#endif
-
-	for (list<MxDisplayMode>::iterator it = p_driver.m_displayModes.begin(); it != p_driver.m_displayModes.end();
-		 it++) {
-		if ((*it).m_width == 640 && (*it).m_height == 480) {
-			if ((*it).m_bitsPerPixel == 8 || (*it).m_bitsPerPixel == 16) {
-				return TRUE;
-			}
-		}
-	}
-
-	return FALSE;
-}
-
 // FUNCTION: CONFIG 0x00402b60
 // FUNCTION: LEGO1 0x1009d3d0
 // FUNCTION: BETA10 0x1011d235
diff --git a/LEGO1/mxdirectx/legodxinfo.h b/LEGO1/mxdirectx/legodxinfo.h
index 0cc81adb..d94aaaff 100644
--- a/LEGO1/mxdirectx/legodxinfo.h
+++ b/LEGO1/mxdirectx/legodxinfo.h
@@ -18,7 +18,6 @@ class LegoDeviceEnumerate : public MxDeviceEnumerate {
 	static bool SupportsSIMD();
 	static bool SupportsCPUID();
 	int FUN_1009d210();
-	unsigned char DriverSupportsRequiredDisplayMode(MxDriver& p_driver);
 	unsigned char FUN_1009d3d0(Direct3DDeviceInfo& p_device);
 
 	// SYNTHETIC: BETA10 0x100d8d10
diff --git a/LEGO1/mxdirectx/mxdirect3d.cpp b/LEGO1/mxdirectx/mxdirect3d.cpp
index d0e0f94d..f9e0f74d 100644
--- a/LEGO1/mxdirectx/mxdirect3d.cpp
+++ b/LEGO1/mxdirectx/mxdirect3d.cpp
@@ -167,14 +167,6 @@ BOOL MxDirect3D::D3DSetMode()
 	}
 
 	DeviceModesInfo::Mode mode = *CurrentMode();
-
-	if (IsFullScreen()) {
-		if (!IsSupportedMode(mode.width, mode.height, mode.bitsPerPixel)) {
-			Error("This device cannot support the current display mode", DDERR_GENERIC);
-			return FALSE;
-		}
-	}
-
 	LPDIRECTDRAWSURFACE frontBuffer = FrontBuffer();
 	LPDIRECTDRAWSURFACE backBuffer = BackBuffer();
 
@@ -277,21 +269,6 @@ BOOL MxDirect3D::SetDevice(MxDeviceEnumerate& p_deviceEnumerate, MxDriver* p_dri
 				*d->m_deviceInfo->m_guid = *driver.m_guid;
 			}
 
-			d->m_deviceInfo->m_count = driver.m_displayModes.size();
-
-			if (d->m_deviceInfo->m_count > 0) {
-				int j = 0;
-				d->m_deviceInfo->m_modeArray = new DeviceModesInfo::Mode[d->m_deviceInfo->m_count];
-
-				for (list<MxDisplayMode>::iterator it2 = driver.m_displayModes.begin();
-					 it2 != driver.m_displayModes.end();
-					 it2++, j++) {
-					d->m_deviceInfo->m_modeArray[j].width = (*it2).m_width;
-					d->m_deviceInfo->m_modeArray[j].height = (*it2).m_height;
-					d->m_deviceInfo->m_modeArray[j].bitsPerPixel = (*it2).m_bitsPerPixel;
-				}
-			}
-
 			d->m_deviceInfo->m_ddcaps = driver.m_ddCaps;
 
 			if (i == 0) {
diff --git a/LEGO1/mxdirectx/mxdirectdraw.cpp b/LEGO1/mxdirectx/mxdirectdraw.cpp
index 40c353ed..6f3dfd78 100644
--- a/LEGO1/mxdirectx/mxdirectdraw.cpp
+++ b/LEGO1/mxdirectx/mxdirectdraw.cpp
@@ -283,23 +283,6 @@ BOOL MxDirectDraw::DDInit(BOOL fullscreen)
 	return TRUE;
 }
 
-// FUNCTION: LEGO1 0x1009d9d0
-// FUNCTION: BETA10 0x10120e45
-BOOL MxDirectDraw::IsSupportedMode(int width, int height, int bpp)
-{
-	DeviceModesInfo::Mode mode = {width, height, bpp};
-
-	assert(m_currentDevInfo);
-
-	for (int i = 0; i < m_currentDevInfo->m_count; i++) {
-		if (m_currentDevInfo->m_modeArray[i] == mode) {
-			return TRUE;
-		}
-	}
-
-	return FALSE;
-}
-
 // FUNCTION: LEGO1 0x1009da20
 // FUNCTION: BETA10 0x10120efb
 void EnableResizing(HWND p_hwnd, BOOL p_flag)
@@ -339,12 +322,6 @@ BOOL MxDirectDraw::DDSetMode(int width, int height, int bpp)
 		}
 #endif
 
-		if (!IsSupportedMode(width, height, bpp)) {
-			width = m_currentDevInfo->m_modeArray[0].width;
-			height = m_currentDevInfo->m_modeArray[0].height;
-			bpp = m_currentDevInfo->m_modeArray[0].bitsPerPixel;
-		}
-
 		m_bIgnoreWMSIZE = TRUE;
 		result = m_pDirectDraw->SetDisplayMode(width, height, bpp);
 		m_bIgnoreWMSIZE = FALSE;
diff --git a/LEGO1/mxdirectx/mxdirectdraw.h b/LEGO1/mxdirectx/mxdirectdraw.h
index b430751c..574f8e54 100644
--- a/LEGO1/mxdirectx/mxdirectdraw.h
+++ b/LEGO1/mxdirectx/mxdirectdraw.h
@@ -55,8 +55,6 @@ class MxDirectDraw {
 	// FUNCTION: BETA10 0x1011c170
 	BOOL IsFullScreen() { return m_bFullScreen; }
 
-	BOOL IsSupportedMode(int width, int height, int bpp);
-
 	int Pause(BOOL);
 	BOOL RestoreSurfaces();
 
diff --git a/LEGO1/mxdirectx/mxdirectxinfo.cpp b/LEGO1/mxdirectx/mxdirectxinfo.cpp
index f2d32e9c..c5100031 100644
--- a/LEGO1/mxdirectx/mxdirectxinfo.cpp
+++ b/LEGO1/mxdirectx/mxdirectxinfo.cpp
@@ -216,7 +216,6 @@ BOOL MxDeviceEnumerate::EnumDirectDrawCallback(LPGUID p_guid, LPSTR p_driverDesc
 		BuildErrorString("DirectDraw Create failed: %s\n", EnumerateErrorToString(result));
 	}
 	else {
-		lpDD->EnumDisplayModes(0, NULL, this, DisplayModesEnumerateCallback);
 		newDevice.m_ddCaps.dwSize = sizeof(newDevice.m_ddCaps);
 		result = lpDD->GetCaps(&newDevice.m_ddCaps, NULL);
 
@@ -267,18 +266,6 @@ void MxDeviceEnumerate::BuildErrorString(const char* p_format, ...)
 	va_end(args);
 }
 
-// FUNCTION: CONFIG 0x00401bf0
-// FUNCTION: LEGO1 0x1009c4f0
-// FUNCTION: BETA10 0x1011e1dd
-HRESULT CALLBACK MxDeviceEnumerate::DisplayModesEnumerateCallback(LPDDSURFACEDESC p_ddsd, LPVOID p_context)
-{
-	if (p_context == NULL) {
-		assert(0);
-	}
-
-	return ((MxDeviceEnumerate*) p_context)->EnumDisplayModesCallback(p_ddsd);
-}
-
 // FUNCTION: CONFIG 0x00401c10
 // FUNCTION: LEGO1 0x1009c510
 // FUNCTION: BETA10 0x1011e226
@@ -299,20 +286,6 @@ HRESULT CALLBACK MxDeviceEnumerate::DevicesEnumerateCallback(
 		->EnumDevicesCallback(p_guid, p_deviceDesc, p_deviceName, p_HWDesc, p_HELDesc);
 }
 
-// FUNCTION: CONFIG 0x00401c40
-// FUNCTION: LEGO1 0x1009c540
-// FUNCTION: BETA10 0x1011e27f
-HRESULT MxDeviceEnumerate::EnumDisplayModesCallback(LPDDSURFACEDESC p_ddsd)
-{
-	assert(m_list.size() > 0);
-	assert(p_ddsd);
-
-	// TODO: compat_mode?
-	MxDisplayMode displayMode(p_ddsd->dwWidth, p_ddsd->dwHeight, p_ddsd->ddpfPixelFormat.dwRGBBitCount);
-	m_list.back().m_displayModes.push_back(displayMode);
-	return DDENUMRET_OK;
-}
-
 // FUNCTION: CONFIG 0x00401cd0
 // FUNCTION: LEGO1 0x1009c5d0
 // FUNCTION: BETA10 0x1011e32f
@@ -582,8 +555,4 @@ DeviceModesInfo::~DeviceModesInfo()
 	if (m_guid != NULL) {
 		delete m_guid;
 	}
-
-	if (m_modeArray != NULL) {
-		delete[] m_modeArray;
-	}
 }
diff --git a/LEGO1/mxdirectx/mxdirectxinfo.h b/LEGO1/mxdirectx/mxdirectxinfo.h
index 3b3c0600..a4ebef91 100644
--- a/LEGO1/mxdirectx/mxdirectxinfo.h
+++ b/LEGO1/mxdirectx/mxdirectxinfo.h
@@ -28,11 +28,10 @@ struct DeviceModesInfo {
 	DeviceModesInfo();
 	~DeviceModesInfo();
 
-	GUID* m_guid;      // 0x00
-	Mode* m_modeArray; // 0x04
-	int m_count;       // 0x08
-	DDCAPS m_ddcaps;   // 0x0c
-	void* m_unk0x178;  // 0x178
+	GUID* m_guid;     // 0x00
+	int m_count;      // 0x08
+	DDCAPS m_ddcaps;  // 0x0c
+	void* m_unk0x178; // 0x178
 
 	// SYNTHETIC: BETA10 0x1011c650
 	// DeviceModesInfo::`scalar deleting destructor'
@@ -128,7 +127,6 @@ struct MxDriver {
 	char* m_driverName;                 // 0x08
 	DDCAPS m_ddCaps;                    // 0x0c
 	list<Direct3DDeviceInfo> m_devices; // 0x178
-	list<MxDisplayMode> m_displayModes; // 0x184
 
 	int operator==(MxDriver) const { return 0; }
 	int operator<(MxDriver) const { return 0; }
@@ -199,7 +197,6 @@ class MxDeviceEnumerate {
 	virtual int DoEnumerate(); // vtable+0x00
 
 	BOOL EnumDirectDrawCallback(LPGUID p_guid, LPSTR p_driverDesc, LPSTR p_driverName);
-	HRESULT EnumDisplayModesCallback(LPDDSURFACEDESC p_ddsd);
 	HRESULT EnumDevicesCallback(
 		LPGUID p_guid,
 		LPCSTR p_deviceDesc,
@@ -211,7 +208,6 @@ class MxDeviceEnumerate {
 	static void BuildErrorString(const char*, ...);
 	static BOOL CALLBACK
 	DirectDrawEnumerateCallback(LPGUID p_guid, LPSTR p_driverDesc, LPSTR p_driverName, LPVOID p_context);
-	static HRESULT CALLBACK DisplayModesEnumerateCallback(LPDDSURFACEDESC p_ddsd, LPVOID p_context);
 	static HRESULT CALLBACK DevicesEnumerateCallback(
 		LPGUID p_guid,
 		LPSTR p_deviceDesc,
diff --git a/miniwin/include/miniwin/miniwindevice.h b/miniwin/include/miniwin/miniwindevice.h
index 032e776d..2434175f 100644
--- a/miniwin/include/miniwin/miniwindevice.h
+++ b/miniwin/include/miniwin/miniwindevice.h
@@ -3,6 +3,7 @@
 DEFINE_GUID(IID_IDirect3DRMMiniwinDevice, 0x6eb09673, 0x8d30, 0x4d8a, 0x8d, 0x81, 0x34, 0xea, 0x69, 0x30, 0x12, 0x01);
 
 struct IDirect3DRMMiniwinDevice : virtual public IUnknown {
+	virtual bool ConvertEventToRenderCoordinates(SDL_Event* event) = 0;
 	virtual float GetShininessFactor() = 0;
 	virtual HRESULT SetShininessFactor(float factor) = 0;
 };
diff --git a/miniwin/src/d3drm/d3drmdevice.cpp b/miniwin/src/d3drm/d3drmdevice.cpp
index 2000cf56..58ff7c2c 100644
--- a/miniwin/src/d3drm/d3drmdevice.cpp
+++ b/miniwin/src/d3drm/d3drmdevice.cpp
@@ -144,6 +144,11 @@ float Direct3DRMDevice2Impl::GetShininessFactor()
 	return m_renderer->GetShininessFactor();
 }
 
+bool Direct3DRMDevice2Impl::ConvertEventToRenderCoordinates(SDL_Event* event)
+{
+	return m_renderer->ConvertEventToRenderCoordinates(event);
+}
+
 HRESULT Direct3DRMDevice2Impl::SetShininessFactor(float factor)
 {
 	return m_renderer->SetShininessFactor(factor);
diff --git a/miniwin/src/ddraw/ddraw.cpp b/miniwin/src/ddraw/ddraw.cpp
index 80fa2d73..6842c7ac 100644
--- a/miniwin/src/ddraw/ddraw.cpp
+++ b/miniwin/src/ddraw/ddraw.cpp
@@ -17,6 +17,9 @@
 
 SDL_Window* DDWindow;
 SDL_Surface* DDBackBuffer;
+SDL_Texture* HWBackBuffer;
+SDL_PixelFormat HWBackBufferFormat;
+SDL_Renderer* DDRenderer;
 
 HRESULT DirectDrawImpl::QueryInterface(const GUID& riid, void** ppvObject)
 {
@@ -302,6 +305,8 @@ HRESULT DirectDrawImpl::SetCooperativeLevel(HWND hWnd, DDSCLFlags dwFlags)
 			return DDERR_GENERIC;
 		}
 		DDWindow = sdlWindow;
+		DDRenderer = SDL_CreateRenderer(DDWindow, NULL);
+		SDL_SetRenderLogicalPresentation(DDRenderer, 640, 480, SDL_LOGICAL_PRESENTATION_LETTERBOX);
 	}
 	return DD_OK;
 }
diff --git a/miniwin/src/ddraw/ddsurface.cpp b/miniwin/src/ddraw/ddsurface.cpp
index 5c8ee6db..7a767e87 100644
--- a/miniwin/src/ddraw/ddsurface.cpp
+++ b/miniwin/src/ddraw/ddsurface.cpp
@@ -55,6 +55,31 @@ static SDL_Rect ConvertRect(const RECT* r)
 	return {r->left, r->top, r->right - r->left, r->bottom - r->top};
 }
 
+bool SetupHWBackBuffer()
+{
+	HWBackBuffer = SDL_CreateTextureFromSurface(DDRenderer, DDBackBuffer);
+	if (!HWBackBuffer) {
+		return false;
+	}
+
+	SDL_PropertiesID props = SDL_GetTextureProperties(HWBackBuffer);
+	if (!props) {
+		SDL_DestroyTexture(HWBackBuffer);
+		HWBackBuffer = nullptr;
+		return false;
+	}
+
+	HWBackBufferFormat =
+		(SDL_PixelFormat) SDL_GetNumberProperty(props, SDL_PROP_TEXTURE_FORMAT_NUMBER, SDL_PIXELFORMAT_UNKNOWN);
+	if (HWBackBufferFormat == SDL_PIXELFORMAT_UNKNOWN) {
+		SDL_DestroyTexture(HWBackBuffer);
+		HWBackBuffer = nullptr;
+		return false;
+	}
+
+	return true;
+}
+
 HRESULT DirectDrawSurfaceImpl::Blt(
 	LPRECT lpDestRect,
 	LPDIRECTDRAWSURFACE lpDDSrcSurface,
@@ -69,6 +94,9 @@ HRESULT DirectDrawSurfaceImpl::Blt(
 	}
 	if (m_autoFlip) {
 		DDBackBuffer = srcSurface->m_surface;
+		if (!HWBackBuffer && !SetupHWBackBuffer()) {
+			return DDERR_GENERIC;
+		}
 		return Flip(nullptr, DDFLIP_WAIT);
 	}
 
@@ -126,18 +154,15 @@ HRESULT DirectDrawSurfaceImpl::BltFast(
 
 HRESULT DirectDrawSurfaceImpl::Flip(LPDIRECTDRAWSURFACE lpDDSurfaceTargetOverride, DDFlipFlags dwFlags)
 {
-	if (!DDBackBuffer) {
+	if (!DDBackBuffer || !DDRenderer) {
 		return DDERR_GENERIC;
 	}
-	SDL_Surface* windowSurface = SDL_GetWindowSurface(DDWindow);
-	if (!windowSurface) {
-		return DDERR_GENERIC;
-	}
-	SDL_Rect srcRect{0, 0, DDBackBuffer->w, DDBackBuffer->h};
-	SDL_Surface* copy = SDL_ConvertSurface(DDBackBuffer, windowSurface->format);
-	SDL_BlitSurface(copy, &srcRect, windowSurface, &srcRect);
+
+	SDL_Surface* copy = SDL_ConvertSurface(DDBackBuffer, HWBackBufferFormat);
+	SDL_UpdateTexture(HWBackBuffer, nullptr, copy->pixels, copy->pitch);
 	SDL_DestroySurface(copy);
-	SDL_UpdateWindowSurface(DDWindow);
+	SDL_RenderTexture(DDRenderer, HWBackBuffer, nullptr, nullptr);
+	SDL_RenderPresent(DDRenderer);
 	return DD_OK;
 }
 
@@ -147,6 +172,9 @@ HRESULT DirectDrawSurfaceImpl::GetAttachedSurface(LPDDSCAPS lpDDSCaps, LPDIRECTD
 		return DDERR_INVALIDPARAMS;
 	}
 	DDBackBuffer = m_surface;
+	if (!SetupHWBackBuffer()) {
+		return DDERR_GENERIC;
+	}
 	*lplpDDAttachedSurface = static_cast<IDirectDrawSurface*>(this);
 	return DD_OK;
 }
diff --git a/miniwin/src/internal/d3drmdevice_impl.h b/miniwin/src/internal/d3drmdevice_impl.h
index e96bcd43..5b902ef6 100644
--- a/miniwin/src/internal/d3drmdevice_impl.h
+++ b/miniwin/src/internal/d3drmdevice_impl.h
@@ -33,6 +33,7 @@ struct Direct3DRMDevice2Impl : public Direct3DRMObjectBaseImpl<IDirect3DRMDevice
 	HRESULT GetViewports(IDirect3DRMViewportArray** ppViewportArray) override;
 
 	// IDirect3DRMMiniwinDevice interface
+	bool ConvertEventToRenderCoordinates(SDL_Event* event) override;
 	float GetShininessFactor() override;
 	HRESULT SetShininessFactor(float factor) override;
 
diff --git a/miniwin/src/internal/d3drmrenderer.h b/miniwin/src/internal/d3drmrenderer.h
index 4b4d5f7f..c0fcfecc 100644
--- a/miniwin/src/internal/d3drmrenderer.h
+++ b/miniwin/src/internal/d3drmrenderer.h
@@ -31,6 +31,8 @@ struct SceneLight {
 };
 static_assert(sizeof(SceneLight) == 48);
 
+extern SDL_Renderer* DDRenderer;
+
 class Direct3DRMRenderer : public IDirect3DDevice2 {
 public:
 	virtual void PushLights(const SceneLight* vertices, size_t count) = 0;
@@ -51,6 +53,10 @@ class Direct3DRMRenderer : public IDirect3DDevice2 {
 	) = 0;
 	virtual HRESULT FinalizeFrame() = 0;
 
+	bool ConvertEventToRenderCoordinates(SDL_Event* event)
+	{
+		return SDL_ConvertEventToRenderCoordinates(DDRenderer, event);
+	}
 	float GetShininessFactor() { return m_shininessFactor; }
 	HRESULT SetShininessFactor(float factor)
 	{
diff --git a/miniwin/src/internal/ddraw_impl.h b/miniwin/src/internal/ddraw_impl.h
index 1c0ddb16..00256835 100644
--- a/miniwin/src/internal/ddraw_impl.h
+++ b/miniwin/src/internal/ddraw_impl.h
@@ -8,6 +8,9 @@
 
 extern SDL_Window* DDWindow;
 extern SDL_Surface* DDBackBuffer;
+extern SDL_Texture* HWBackBuffer;
+extern SDL_PixelFormat HWBackBufferFormat;
+extern SDL_Renderer* DDRenderer;
 
 struct DirectDrawImpl : public IDirectDraw2, public IDirect3D2 {
 	// IUnknown interface