rlm@1: #include "stdafx.h"
rlm@1: 
rlm@1: #define DIRECTDRAW_VERSION 0x0700
rlm@1: #include "ddraw.h"
rlm@1: 
rlm@1: #include "resource.h"
rlm@1: #include "MainWnd.h"
rlm@1: #include "Reg.h"
rlm@1: #include "VBA.h"
rlm@1: 
rlm@1: #include "../common/System.h"
rlm@1: #include "../gba/GBAGlobals.h"
rlm@1: #include "../gb/gbGlobals.h"
rlm@1: #include "../common/Text.h"
rlm@1: #include "../version.h"
rlm@1: 
rlm@1: extern u32 RGB_LOW_BITS_MASK;
rlm@1: extern int systemSpeed;
rlm@1: extern int Init_2xSaI(u32);
rlm@1: extern void directXMessage(const char *);
rlm@1: extern void winlog(const char *, ...);
rlm@1: extern int winVideoModeSelect(CWnd *, GUID * *);
rlm@1: 
rlm@1: class DirectDrawDisplay : public IDisplay
rlm@1: {
rlm@1: private:
rlm@1: 	HINSTANCE ddrawDLL;
rlm@1: 	LPDIRECTDRAW7        pDirectDraw;
rlm@1: 	LPDIRECTDRAWSURFACE7 ddsPrimary;
rlm@1: 	LPDIRECTDRAWSURFACE7 ddsOffscreen;
rlm@1: 	LPDIRECTDRAWSURFACE7 ddsFlip;
rlm@1: 	LPDIRECTDRAWCLIPPER  ddsClipper;
rlm@1: 	int  width;
rlm@1: 	int  height;
rlm@1: 	bool failed;
rlm@1: 
rlm@1: 	bool initializeOffscreen(int w, int h);
rlm@1: public:
rlm@1: 	DirectDrawDisplay();
rlm@1: 	virtual ~DirectDrawDisplay();
rlm@1: 
rlm@1: 	virtual bool initialize();
rlm@1: 	virtual void cleanup();
rlm@1: 	virtual void render();
rlm@1: 	virtual void checkFullScreen();
rlm@1: 	virtual void renderMenu();
rlm@1: 	virtual void clear();
rlm@1: 	virtual bool changeRenderSize(int w, int h);
rlm@1: 	virtual DISPLAY_TYPE getType() { return DIRECT_DRAW; };
rlm@1: 	virtual void setOption(const char *, int) {}
rlm@1: 	virtual int selectFullScreenMode(GUID * *);
rlm@1: };
rlm@1: 
rlm@1: static HRESULT WINAPI checkModesAvailable(LPDDSURFACEDESC2 surf, LPVOID lpContext)
rlm@1: {
rlm@1: 	if (surf->dwWidth == 320 &&
rlm@1: 	    surf->dwHeight == 240 &&
rlm@1: 	    surf->ddpfPixelFormat.dwRGBBitCount == 16)
rlm@1: 	{
rlm@1: 		theApp.mode320Available = TRUE;
rlm@1: 	}
rlm@1: 	if (surf->dwWidth == 640 &&
rlm@1: 	    surf->dwHeight == 480 &&
rlm@1: 	    surf->ddpfPixelFormat.dwRGBBitCount == 16)
rlm@1: 	{
rlm@1: 		theApp.mode640Available = TRUE;
rlm@1: 	}
rlm@1: 	if (surf->dwWidth == 800 &&
rlm@1: 	    surf->dwHeight == 600 &&
rlm@1: 	    surf->ddpfPixelFormat.dwRGBBitCount == 16)
rlm@1: 	{
rlm@1: 		theApp.mode800Available = TRUE;
rlm@1: 	}
rlm@1: 	return DDENUMRET_OK;
rlm@1: }
rlm@1: 
rlm@1: static int ffs(UINT mask)
rlm@1: {
rlm@1: 	int m = 0;
rlm@1: 	if (mask)
rlm@1: 	{
rlm@1: 		while (!(mask & (1 << m)))
rlm@1: 			m++;
rlm@1: 
rlm@1: 		return (m);
rlm@1: 	}
rlm@1: 
rlm@1: 	return (0);
rlm@1: }
rlm@1: 
rlm@1: DirectDrawDisplay::DirectDrawDisplay()
rlm@1: {
rlm@1: 	pDirectDraw  = NULL;
rlm@1: 	ddsPrimary   = NULL;
rlm@1: 	ddsOffscreen = NULL;
rlm@1: 	ddsFlip      = NULL;
rlm@1: 	ddsClipper   = NULL;
rlm@1: 	ddrawDLL     = NULL;
rlm@1: 	width        = 0;
rlm@1: 	height       = 0;
rlm@1: 	failed       = false;
rlm@1: }
rlm@1: 
rlm@1: DirectDrawDisplay::~DirectDrawDisplay()
rlm@1: {
rlm@1: 	cleanup();
rlm@1: }
rlm@1: 
rlm@1: void DirectDrawDisplay::cleanup()
rlm@1: {
rlm@1: 	if (pDirectDraw != NULL)
rlm@1: 	{
rlm@1: 		if (ddsClipper != NULL)
rlm@1: 		{
rlm@1: 			ddsClipper->Release();
rlm@1: 			ddsClipper = NULL;
rlm@1: 		}
rlm@1: 
rlm@1: 		if (ddsFlip != NULL)
rlm@1: 		{
rlm@1: 			ddsFlip->Release();
rlm@1: 			ddsFlip = NULL;
rlm@1: 		}
rlm@1: 
rlm@1: 		if (ddsOffscreen != NULL)
rlm@1: 		{
rlm@1: 			ddsOffscreen->Release();
rlm@1: 			ddsOffscreen = NULL;
rlm@1: 		}
rlm@1: 
rlm@1: 		if (ddsPrimary != NULL)
rlm@1: 		{
rlm@1: 			ddsPrimary->Release();
rlm@1: 			ddsPrimary = NULL;
rlm@1: 		}
rlm@1: 
rlm@1: 		pDirectDraw->Release();
rlm@1: 		pDirectDraw = NULL;
rlm@1: 	}
rlm@1: 
rlm@1: 	if (ddrawDLL != NULL)
rlm@1: 	{
rlm@1: 		/**/ ::FreeLibrary(ddrawDLL);
rlm@1: 		ddrawDLL = NULL;
rlm@1: 	}
rlm@1: 	width  = 0;
rlm@1: 	height = 0;
rlm@1: }
rlm@1: 
rlm@1: bool DirectDrawDisplay::initialize()
rlm@1: {
rlm@1: 	CWnd *pWnd = theApp.m_pMainWnd;
rlm@1: 
rlm@1: 	GUID *guid = NULL;
rlm@1: 	if (theApp.ddrawEmulationOnly)
rlm@1: 		guid = (GUID *)DDCREATE_EMULATIONONLY;
rlm@1: 
rlm@1: 	if (theApp.pVideoDriverGUID)
rlm@1: 		guid = theApp.pVideoDriverGUID;
rlm@1: 
rlm@1: 	ddrawDLL = /**/ ::LoadLibrary("DDRAW.DLL");
rlm@1: 	HRESULT (WINAPI *DDrawCreateEx)(GUID *, LPVOID *, REFIID, IUnknown *);
rlm@1: 	if (ddrawDLL != NULL)
rlm@1: 	{
rlm@1: 		DDrawCreateEx = (HRESULT (WINAPI *)(GUID *, LPVOID *, REFIID, IUnknown *))
rlm@1: 		                GetProcAddress(ddrawDLL, "DirectDrawCreateEx");
rlm@1: 
rlm@1: 		if (DDrawCreateEx == NULL)
rlm@1: 		{
rlm@1: 			directXMessage("DirectDrawCreateEx");
rlm@1: 			return FALSE;
rlm@1: 		}
rlm@1: 	}
rlm@1: 	else
rlm@1: 	{
rlm@1: 		directXMessage("DDRAW.DLL");
rlm@1: 		return FALSE;
rlm@1: 	}
rlm@1: 
rlm@1: 	theApp.ddrawUsingEmulationOnly = theApp.ddrawEmulationOnly;
rlm@1: 
rlm@1: 	HRESULT hret = DDrawCreateEx(guid,
rlm@1: 	                             (void * *)&pDirectDraw,
rlm@1: 	                             IID_IDirectDraw7,
rlm@1: 	                             NULL);
rlm@1: 
rlm@1: 	if (hret != DD_OK)
rlm@1: 	{
rlm@1: 		winlog("Error creating DirectDraw object %08x\n", hret);
rlm@1: 		if (theApp.ddrawEmulationOnly)
rlm@1: 		{
rlm@1: 			// disable emulation only setting in case of failure
rlm@1: 			regSetDwordValue("ddrawEmulationOnly", 0);
rlm@1: 		}
rlm@1: 		//    errorMessage(myLoadString(IDS_ERROR_DISP_DRAWCREATE), hret);
rlm@1: 		return FALSE;
rlm@1: 	}
rlm@1: 
rlm@1: 	if (theApp.ddrawDebug)
rlm@1: 	{
rlm@1: 		DDCAPS driver;
rlm@1: 		DDCAPS hel;
rlm@1: 		ZeroMemory(&driver, sizeof(driver));
rlm@1: 		ZeroMemory(&hel, sizeof(hel));
rlm@1: 		driver.dwSize = sizeof(driver);
rlm@1: 		hel.dwSize    = sizeof(hel);
rlm@1: 		pDirectDraw->GetCaps(&driver, &hel);
rlm@1: 		int    i;
rlm@1: 		DWORD *p = (DWORD *)&driver;
rlm@1: 		for (i = 0; i < (int)driver.dwSize; i += 4)
rlm@1: 			winlog("Driver CAPS %2d: %08x\n", i>>2, *p++);
rlm@1: 		p = (DWORD *)&hel;
rlm@1: 		for (i = 0; i < (int)hel.dwSize; i += 4)
rlm@1: 			winlog("HEL CAPS %2d: %08x\n", i>>2, *p++);
rlm@1: 	}
rlm@1: 
rlm@1: 	theApp.mode320Available = false;
rlm@1: 	theApp.mode640Available = false;
rlm@1: 	theApp.mode800Available = false;
rlm@1: 
rlm@1: 	// check for available fullscreen modes
rlm@1: 	pDirectDraw->EnumDisplayModes(DDEDM_STANDARDVGAMODES, NULL, NULL, checkModesAvailable);
rlm@1: 
rlm@1: 	DWORD flags = DDSCL_NORMAL;
rlm@1: 
rlm@1: 	if (theApp.videoOption >= VIDEO_320x240)
rlm@1: 		flags = DDSCL_ALLOWMODEX |
rlm@1: 		        DDSCL_ALLOWREBOOT |
rlm@1: 		        DDSCL_EXCLUSIVE |
rlm@1: 		        DDSCL_FULLSCREEN;
rlm@1: 
rlm@1: 	hret = pDirectDraw->SetCooperativeLevel(pWnd->m_hWnd, flags);
rlm@1: 
rlm@1: 	if (hret != DD_OK)
rlm@1: 	{
rlm@1: 		winlog("Error SetCooperativeLevel %08x\n", hret);
rlm@1: 		//    errorMessage(myLoadString(IDS_ERROR_DISP_DRAWLEVEL), hret);
rlm@1: 		return FALSE;
rlm@1: 	}
rlm@1: 
rlm@1: 	if (theApp.videoOption > VIDEO_4X)
rlm@1: 	{
rlm@1: 		hret = pDirectDraw->SetDisplayMode(theApp.fsWidth,
rlm@1: 		                                   theApp.fsHeight,
rlm@1: 		                                   theApp.fsColorDepth,
rlm@1: 		                                   0,
rlm@1: 		                                   0);
rlm@1: 		if (hret != DD_OK)
rlm@1: 		{
rlm@1: 			winlog("Error SetDisplayMode %08x\n", hret);
rlm@1: 			//      errorMessage(myLoadString(IDS_ERROR_DISP_DRAWSET), hret);
rlm@1: 			return FALSE;
rlm@1: 		}
rlm@1: 	}
rlm@1: 
rlm@1: 	DDSURFACEDESC2 ddsd;
rlm@1: 	ZeroMemory(&ddsd, sizeof(ddsd));
rlm@1: 	ddsd.dwSize         = sizeof(ddsd);
rlm@1: 	ddsd.dwFlags        = DDSD_CAPS;
rlm@1: 	ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE;
rlm@1: 
rlm@1: 	if (theApp.videoOption > VIDEO_4X && theApp.tripleBuffering)
rlm@1: 	{
rlm@1: 		// setup triple buffering
rlm@1: 		ddsd.dwFlags		  |= DDSD_BACKBUFFERCOUNT;
rlm@1: 		ddsd.ddsCaps.dwCaps   |= DDSCAPS_COMPLEX | DDSCAPS_FLIP;
rlm@1: 		ddsd.dwBackBufferCount = 2;
rlm@1: 	}
rlm@1: 
rlm@1: 	hret = pDirectDraw->CreateSurface(&ddsd, &ddsPrimary, NULL);
rlm@1: 	if (hret != DD_OK)
rlm@1: 	{
rlm@1: 		winlog("Error primary CreateSurface %08x\n", hret);
rlm@1: 		//    errorMessage(myLoadString(IDS_ERROR_DISP_DRAWSURFACE), hret);
rlm@1: 		return FALSE;
rlm@1: 	}
rlm@1: 
rlm@1: 	if (theApp.ddrawDebug)
rlm@1: 	{
rlm@1: 		DDSCAPS2 caps;
rlm@1: 		ZeroMemory(&caps, sizeof(caps));
rlm@1: 		ddsPrimary->GetCaps(&caps);
rlm@1: 
rlm@1: 		winlog("Primary CAPS 1: %08x\n", caps.dwCaps);
rlm@1: 		winlog("Primary CAPS 2: %08x\n", caps.dwCaps2);
rlm@1: 		winlog("Primary CAPS 3: %08x\n", caps.dwCaps3);
rlm@1: 		winlog("Primary CAPS 4: %08x\n", caps.dwCaps4);
rlm@1: 	}
rlm@1: 
rlm@1: 	if (theApp.videoOption > VIDEO_4X && theApp.tripleBuffering)
rlm@1: 	{
rlm@1: 		DDSCAPS2 caps;
rlm@1: 		ZeroMemory(&caps, sizeof(caps));
rlm@1: 		// this gets the third surface. The front one is the primary,
rlm@1: 		// the second is the backbuffer and the third is the flip
rlm@1: 		// surface
rlm@1: 		caps.dwCaps = DDSCAPS_BACKBUFFER;
rlm@1: 
rlm@1: 		hret = ddsPrimary->GetAttachedSurface(&caps, &ddsFlip);
rlm@1: 		if (hret != DD_OK)
rlm@1: 		{
rlm@1: 			winlog("Failed to get attached surface %08x", hret);
rlm@1: 			return FALSE;
rlm@1: 		}
rlm@1: 		ddsFlip->AddRef();
rlm@1: 		clear();
rlm@1: 	}
rlm@1: 
rlm@1: 	// create clipper in all modes to avoid paint problems
rlm@1: 	//  if(videoOption <= VIDEO_4X) {
rlm@1: 	hret = pDirectDraw->CreateClipper(0, &ddsClipper, NULL);
rlm@1: 	if (hret == DD_OK)
rlm@1: 	{
rlm@1: 		ddsClipper->SetHWnd(0, pWnd->m_hWnd);
rlm@1: 		if (theApp.videoOption > VIDEO_4X)
rlm@1: 		{
rlm@1: 			if (theApp.tripleBuffering)
rlm@1: 				ddsFlip->SetClipper(ddsClipper);
rlm@1: 			else
rlm@1: 				ddsPrimary->SetClipper(ddsClipper);
rlm@1: 		}
rlm@1: 		else
rlm@1: 			ddsPrimary->SetClipper(ddsClipper);
rlm@1: 	}
rlm@1: 	//  }
rlm@1: 
rlm@1: 	DDPIXELFORMAT px;
rlm@1: 
rlm@1: 	px.dwSize = sizeof(px);
rlm@1: 
rlm@1: 	hret = ddsPrimary->GetPixelFormat(&px);
rlm@1: 
rlm@1: 	switch (px.dwRGBBitCount)
rlm@1: 	{
rlm@1: 	case 15:
rlm@1: 	case 16:
rlm@1: 		systemColorDepth = 16;
rlm@1: 		break;
rlm@1: 	case 24:
rlm@1: 		systemColorDepth      = 24;
rlm@1: 		theApp.filterFunction = NULL;
rlm@1: 		break;
rlm@1: 	case 32:
rlm@1: 		systemColorDepth = 32;
rlm@1: 		break;
rlm@1: 	default:
rlm@1: 		systemMessage(
rlm@1: 		    IDS_ERROR_DISP_COLOR,
rlm@1: 		    "Unsupported display setting for color depth: %d bits. \nWindows desktop must be in either 16-bit, 24-bit or 32-bit mode for this program to work in window mode.",
rlm@1: 		    px.dwRGBBitCount);
rlm@1: 		return FALSE;
rlm@1: 	}
rlm@1: 	theApp.updateFilter();
rlm@1: 	theApp.updateIFB();
rlm@1: 
rlm@1: 	if (failed)
rlm@1: 		return false;
rlm@1: 
rlm@1: 	pWnd->DragAcceptFiles(TRUE);
rlm@1: 
rlm@1: 	return true;
rlm@1: }
rlm@1: 
rlm@1: bool DirectDrawDisplay::changeRenderSize(int w, int h)
rlm@1: {
rlm@1: 	if (w != width || h != height)
rlm@1: 	{
rlm@1: 		if (ddsOffscreen)
rlm@1: 		{
rlm@1: 			ddsOffscreen->Release();
rlm@1: 			ddsOffscreen = NULL;
rlm@1: 		}
rlm@1: 		if (!initializeOffscreen(w, h))
rlm@1: 		{
rlm@1: 			failed = true;
rlm@1: 			return false;
rlm@1: 		}
rlm@1: 	}
rlm@1: 	return true;
rlm@1: }
rlm@1: 
rlm@1: bool DirectDrawDisplay::initializeOffscreen(int w, int h)
rlm@1: {
rlm@1: 	DDSURFACEDESC2 ddsd;
rlm@1: 
rlm@1: 	ZeroMemory(&ddsd, sizeof(ddsd));
rlm@1: 	ddsd.dwSize         = sizeof(ddsd);
rlm@1: 	ddsd.dwFlags        = DDSD_CAPS | DDSD_HEIGHT | DDSD_WIDTH;
rlm@1: 	ddsd.ddsCaps.dwCaps = DDSCAPS_OFFSCREENPLAIN;
rlm@1: 	if (theApp.ddrawUseVideoMemory)
rlm@1: 		ddsd.ddsCaps.dwCaps |= (DDSCAPS_LOCALVIDMEM|DDSCAPS_VIDEOMEMORY);
rlm@1: 	ddsd.dwWidth  = w;
rlm@1: 	ddsd.dwHeight = h;
rlm@1: 
rlm@1: 	HRESULT hret = pDirectDraw->CreateSurface(&ddsd, &ddsOffscreen, NULL);
rlm@1: 
rlm@1: 	if (hret != DD_OK)
rlm@1: 	{
rlm@1: 		winlog("Error offscreen CreateSurface %08x\n", hret);
rlm@1: 		if (theApp.ddrawUseVideoMemory)
rlm@1: 		{
rlm@1: 			regSetDwordValue("ddrawUseVideoMemory", 0);
rlm@1: 		}
rlm@1: 		//    errorMessage(myLoadString(IDS_ERROR_DISP_DRAWSURFACE2), hret);
rlm@1: 		return false;
rlm@1: 	}
rlm@1: 
rlm@1: 	if (theApp.ddrawDebug)
rlm@1: 	{
rlm@1: 		DDSCAPS2 caps;
rlm@1: 		ZeroMemory(&caps, sizeof(caps));
rlm@1: 		ddsOffscreen->GetCaps(&caps);
rlm@1: 
rlm@1: 		winlog("Offscreen CAPS 1: %08x\n", caps.dwCaps);
rlm@1: 		winlog("Offscreen CAPS 2: %08x\n", caps.dwCaps2);
rlm@1: 		winlog("Offscreen CAPS 3: %08x\n", caps.dwCaps3);
rlm@1: 		winlog("Offscreen CAPS 4: %08x\n", caps.dwCaps4);
rlm@1: 	}
rlm@1: 
rlm@1: 	DDPIXELFORMAT px;
rlm@1: 
rlm@1: 	px.dwSize = sizeof(px);
rlm@1: 
rlm@1: 	hret = ddsOffscreen->GetPixelFormat(&px);
rlm@1: 
rlm@1: 	if (theApp.ddrawDebug)
rlm@1: 	{
rlm@1: 		DWORD *pdword = (DWORD *)&px;
rlm@1: 		for (int ii = 0; ii < 8; ii++)
rlm@1: 		{
rlm@1: 			winlog("Pixel format %d %08x\n", ii, pdword[ii]);
rlm@1: 		}
rlm@1: 	}
rlm@1: 
rlm@1: 	switch (px.dwRGBBitCount)
rlm@1: 	{
rlm@1: 	case 15:
rlm@1: 	case 16:
rlm@1: 		systemColorDepth = 16;
rlm@1: 		break;
rlm@1: 	case 24:
rlm@1: 		systemColorDepth      = 24;
rlm@1: 		theApp.filterFunction = NULL;
rlm@1: 		break;
rlm@1: 	case 32:
rlm@1: 		systemColorDepth = 32;
rlm@1: 		break;
rlm@1: 	default:
rlm@1: 		systemMessage(
rlm@1: 		    IDS_ERROR_DISP_COLOR,
rlm@1: 		    "Unsupported display setting for color depth: %d bits. \nWindows desktop must be in either 16-bit, 24-bit or 32-bit mode for this program to work in window mode.",
rlm@1: 		    px.dwRGBBitCount);
rlm@1: 		return FALSE;
rlm@1: 	}
rlm@1: 	if (theApp.ddrawDebug)
rlm@1: 	{
rlm@1: 		winlog("R Mask: %08x\n", px.dwRBitMask);
rlm@1: 		winlog("G Mask: %08x\n", px.dwGBitMask);
rlm@1: 		winlog("B Mask: %08x\n", px.dwBBitMask);
rlm@1: 	}
rlm@1: 
rlm@1: 	systemRedShift   = ffs(px.dwRBitMask);
rlm@1: 	systemGreenShift = ffs(px.dwGBitMask);
rlm@1: 	systemBlueShift  = ffs(px.dwBBitMask);
rlm@1: 
rlm@1: #ifdef MMX
rlm@1: 	if (!theApp.disableMMX)
rlm@1: 		cpu_mmx = theApp.detectMMX();
rlm@1: 	else
rlm@1: 		cpu_mmx = 0;
rlm@1: #endif
rlm@1: 
rlm@1: 	if ((px.dwFlags&DDPF_RGB) != 0 &&
rlm@1: 	    px.dwRBitMask == 0xF800 &&
rlm@1: 	    px.dwGBitMask == 0x07E0 &&
rlm@1: 	    px.dwBBitMask == 0x001F)
rlm@1: 	{
rlm@1: 		systemGreenShift++;
rlm@1: 		Init_2xSaI(565);
rlm@1: 		RGB_LOW_BITS_MASK = 0x821;
rlm@1: 	}
rlm@1: 	else if ((px.dwFlags&DDPF_RGB) != 0 &&
rlm@1: 	         px.dwRBitMask == 0x7C00 &&
rlm@1: 	         px.dwGBitMask == 0x03E0 &&
rlm@1: 	         px.dwBBitMask == 0x001F)
rlm@1: 	{
rlm@1: 		Init_2xSaI(555);
rlm@1: 		RGB_LOW_BITS_MASK = 0x421;
rlm@1: 	}
rlm@1: 	else if ((px.dwFlags&DDPF_RGB) != 0 &&
rlm@1: 	         px.dwRBitMask == 0x001F &&
rlm@1: 	         px.dwGBitMask == 0x07E0 &&
rlm@1: 	         px.dwBBitMask == 0xF800)
rlm@1: 	{
rlm@1: 		systemGreenShift++;
rlm@1: 		Init_2xSaI(565);
rlm@1: 		RGB_LOW_BITS_MASK = 0x821;
rlm@1: 	}
rlm@1: 	else if ((px.dwFlags&DDPF_RGB) != 0 &&
rlm@1: 	         px.dwRBitMask == 0x001F &&
rlm@1: 	         px.dwGBitMask == 0x03E0 &&
rlm@1: 	         px.dwBBitMask == 0x7C00)
rlm@1: 	{
rlm@1: 		Init_2xSaI(555);
rlm@1: 		RGB_LOW_BITS_MASK = 0x421;
rlm@1: 	}
rlm@1: 	else
rlm@1: 	{
rlm@1: 		// 32-bit or 24-bit
rlm@1: 		if (systemColorDepth == 32 || systemColorDepth == 24)
rlm@1: 		{
rlm@1: 			systemRedShift   += 3;
rlm@1: 			systemGreenShift += 3;
rlm@1: 			systemBlueShift  += 3;
rlm@1: 			if (systemColorDepth == 32)
rlm@1: 				Init_2xSaI(32);
rlm@1: 		}
rlm@1: 	}
rlm@1: 
rlm@1: 	if (theApp.ddrawDebug)
rlm@1: 	{
rlm@1: 		winlog("R shift: %d\n", systemRedShift);
rlm@1: 		winlog("G shift: %d\n", systemGreenShift);
rlm@1: 		winlog("B shift: %d\n", systemBlueShift);
rlm@1: 	}
rlm@1: 
rlm@1: 	switch (systemColorDepth)
rlm@1: 	{
rlm@1: 	case 16:
rlm@1: 	{
rlm@1: 		for (int i = 0; i < 0x10000; i++)
rlm@1: 		{
rlm@1: 			systemColorMap16[i] = ((i & 0x1f) << systemRedShift) |
rlm@1: 			                      (((i & 0x3e0) >> 5) << systemGreenShift) |
rlm@1: 			                      (((i & 0x7c00) >> 10) << systemBlueShift);
rlm@1: 		}
rlm@1: 		break;
rlm@1: 	}
rlm@1: 	case 24:
rlm@1: 	case 32:
rlm@1: 	{
rlm@1: 		for (int i = 0; i < 0x10000; i++)
rlm@1: 		{
rlm@1: 			systemColorMap32[i] = ((i & 0x1f) << systemRedShift) |
rlm@1: 			                      (((i & 0x3e0) >> 5) << systemGreenShift) |
rlm@1: 			                      (((i & 0x7c00) >> 10) << systemBlueShift);
rlm@1: 		}
rlm@1: 		break;
rlm@1: 	}
rlm@1: 	}
rlm@1: 	width  = w;
rlm@1: 	height = h;
rlm@1: 	return true;
rlm@1: }
rlm@1: 
rlm@1: void DirectDrawDisplay::clear()
rlm@1: {
rlm@1: 	if (theApp.videoOption <= VIDEO_4X || !theApp.tripleBuffering || ddsFlip == NULL)
rlm@1: 		return;
rlm@1: 
rlm@1: 	DDBLTFX fx;
rlm@1: 	ZeroMemory(&fx, sizeof(fx));
rlm@1: 	fx.dwSize      = sizeof(fx);
rlm@1: 	fx.dwFillColor = 0;
rlm@1: 	ddsFlip->Blt(NULL, NULL, NULL, DDBLT_COLORFILL | DDBLT_WAIT, &fx);
rlm@1: 	ddsPrimary->Flip(NULL, 0);
rlm@1: 	ddsFlip->Blt(NULL, NULL, NULL, DDBLT_COLORFILL | DDBLT_WAIT, &fx);
rlm@1: 	ddsPrimary->Flip(NULL, 0);
rlm@1: 	ddsFlip->Blt(NULL, NULL, NULL, DDBLT_COLORFILL | DDBLT_WAIT, &fx);
rlm@1: 	ddsPrimary->Flip(NULL, 0);
rlm@1: }
rlm@1: 
rlm@1: void DirectDrawDisplay::renderMenu()
rlm@1: {
rlm@1: 	checkFullScreen();
rlm@1: 	theApp.m_pMainWnd->DrawMenuBar();
rlm@1: }
rlm@1: 
rlm@1: void DirectDrawDisplay::checkFullScreen()
rlm@1: {
rlm@1: 	if (theApp.tripleBuffering)
rlm@1: 		pDirectDraw->FlipToGDISurface();
rlm@1: }
rlm@1: 
rlm@1: void DirectDrawDisplay::render()
rlm@1: {
rlm@1: 	HRESULT hret;
rlm@1: 
rlm@1: 	if (pDirectDraw == NULL ||
rlm@1: 	    ddsOffscreen == NULL ||
rlm@1: 	    ddsPrimary == NULL)
rlm@1: 		return;
rlm@1: 
rlm@1: 	bool fastForward = speedup;
rlm@1: #if (defined(WIN32) && !defined(SDL))
rlm@1: 	if (theApp.frameSearchSkipping)
rlm@1: 	{
rlm@1: 		if (theApp.frameSearchFirstStep)
rlm@1: 			fastForward = true;
rlm@1: 		else
rlm@1: 			return; // don't render skipped frame search frames
rlm@1: 	}
rlm@1: #endif
rlm@1: 
rlm@1: 	DDSURFACEDESC2 ddsDesc;
rlm@1: 
rlm@1: 	ZeroMemory(&ddsDesc, sizeof(ddsDesc));
rlm@1: 
rlm@1: 	ddsDesc.dwSize = sizeof(ddsDesc);
rlm@1: 
rlm@1: 	hret = ddsOffscreen->Lock(NULL,
rlm@1: 	                          &ddsDesc,
rlm@1: #ifndef FINAL_VERSION
rlm@1: 	                          DDLOCK_NOSYSLOCK |
rlm@1: #endif
rlm@1: 	                          DDLOCK_WRITEONLY | DDLOCK_SURFACEMEMORYPTR | DDLOCK_WAIT,
rlm@1: 	                          NULL);
rlm@1: 
rlm@1: 	if (hret == DDERR_SURFACELOST)
rlm@1: 	{
rlm@1: 		hret = ddsPrimary->Restore();
rlm@1: 		if (hret == DD_OK)
rlm@1: 		{
rlm@1: 			hret = ddsOffscreen->Restore();
rlm@1: 
rlm@1: 			if (hret == DD_OK)
rlm@1: 			{
rlm@1: 				hret = ddsOffscreen->Lock(NULL,
rlm@1: 				                          &ddsDesc,
rlm@1: #ifndef FINAL_VERSION
rlm@1: 				                          DDLOCK_NOSYSLOCK |
rlm@1: #endif
rlm@1: 				                          DDLOCK_WRITEONLY | DDLOCK_SURFACEMEMORYPTR | DDLOCK_WAIT,
rlm@1: 				                          NULL);
rlm@1: 			}
rlm@1: 		}
rlm@1: 	}
rlm@1: 
rlm@1: 	if (hret == DD_OK)
rlm@1: 	{
rlm@1: 		if (theApp.filterFunction)
rlm@1: 		{
rlm@1: 			if (systemColorDepth == 16)
rlm@1: 				(*theApp.filterFunction)(pix + theApp.filterWidth * 2 + 4,
rlm@1: 				                         theApp.filterWidth * 2 + 4,
rlm@1: 				                         (u8 *)theApp.delta,
rlm@1: 				                         (u8 *)ddsDesc.lpSurface,
rlm@1: 				                         ddsDesc.lPitch,
rlm@1: 				                         theApp.filterWidth,
rlm@1: 				                         theApp.filterHeight);
rlm@1: 			else
rlm@1: 				(*theApp.filterFunction)(pix + theApp.filterWidth * 4 + 4,
rlm@1: 				                         theApp.filterWidth * 4 + 4,
rlm@1: 				                         (u8 *)theApp.delta,
rlm@1: 				                         (u8 *)ddsDesc.lpSurface,
rlm@1: 				                         ddsDesc.lPitch,
rlm@1: 				                         theApp.filterWidth,
rlm@1: 				                         theApp.filterHeight);
rlm@1: 		}
rlm@1: 		else
rlm@1: 		{
rlm@1: 			int copyX = 240;
rlm@1: 			int copyY = 160;
rlm@1: 
rlm@1: 			if (systemCartridgeType == 1)
rlm@1: 			{
rlm@1: 				if (gbBorderOn)
rlm@1: 				{
rlm@1: 					copyX = 256;
rlm@1: 					copyY = 224;
rlm@1: 				}
rlm@1: 				else
rlm@1: 				{
rlm@1: 					copyX = 160;
rlm@1: 					copyY = 144;
rlm@1: 				}
rlm@1: 			}
rlm@1: 			// MMX doesn't seem to be faster to copy the data
rlm@1: 			__asm {
rlm@1: 				mov eax, copyX;
rlm@1: 				mov ebx, copyY;
rlm@1: 
rlm@1: 				mov esi, pix;
rlm@1: 				mov edi, ddsDesc.lpSurface;
rlm@1: 				mov edx, ddsDesc.lPitch;
rlm@1: 				cmp systemColorDepth, 16;
rlm@1: 				jnz gbaOtherColor;
rlm@1: 				sub edx, eax;
rlm@1: 				sub edx, eax;
rlm@1: 				lea esi, [esi+2*eax+4];
rlm@1: 				shr eax, 1;
rlm@1: gbaLoop16bit:
rlm@1: 				mov ecx, eax;
rlm@1: 				repz movsd;
rlm@1: 				inc  esi;
rlm@1: 				inc  esi;
rlm@1: 				inc  esi;
rlm@1: 				inc  esi;
rlm@1: 				add  edi, edx;
rlm@1: 				dec  ebx;
rlm@1: 				jnz  gbaLoop16bit;
rlm@1: 				jmp  gbaLoopEnd;
rlm@1: gbaOtherColor:
rlm@1: 				cmp systemColorDepth, 32;
rlm@1: 				jnz gbaOtherColor2;
rlm@1: 
rlm@1: 				sub edx, eax;
rlm@1: 				sub edx, eax;
rlm@1: 				sub edx, eax;
rlm@1: 				sub edx, eax;
rlm@1: 				lea esi, [esi+4*eax+4];
rlm@1: gbaLoop32bit:
rlm@1: 				mov ecx, eax;
rlm@1: 				repz movsd;
rlm@1: 				add  esi, 4;
rlm@1: 				add  edi, edx;
rlm@1: 				dec  ebx;
rlm@1: 				jnz  gbaLoop32bit;
rlm@1: 				jmp  gbaLoopEnd;
rlm@1: gbaOtherColor2:
rlm@1: 				lea eax, [eax+2*eax];
rlm@1: 				sub edx, eax;
rlm@1: gbaLoop24bit:
rlm@1: 				mov ecx, eax;
rlm@1: 				shr  ecx, 2;
rlm@1: 				repz movsd;
rlm@1: 				add  edi, edx;
rlm@1: 				dec  ebx;
rlm@1: 				jnz  gbaLoop24bit;
rlm@1: gbaLoopEnd:
rlm@1: 			}
rlm@1: 		}
rlm@1: 		if (theApp.showSpeed && theApp.videoOption > VIDEO_4X)
rlm@1: 		{
rlm@1: 			char buffer[30];
rlm@1: 			if (theApp.showSpeed == 1)
rlm@1: 				sprintf(buffer, "%3d%%", systemSpeed);
rlm@1: 			else
rlm@1: 				sprintf(buffer, "%3d%%(%d, %d fps)", systemSpeed,
rlm@1: 				        systemFrameSkip,
rlm@1: 				        theApp.showRenderedFrames);
rlm@1: 			if (theApp.showSpeedTransparent)
rlm@1: 				drawTextTransp((u8 *)ddsDesc.lpSurface,
rlm@1: 				               ddsDesc.lPitch,
rlm@1: 				               theApp.rect.left+10,
rlm@1: 				               theApp.rect.bottom-10,
rlm@1: 				               buffer);
rlm@1: 			else
rlm@1: 				drawText((u8 *)ddsDesc.lpSurface,
rlm@1: 				         ddsDesc.lPitch,
rlm@1: 				         theApp.rect.left+10,
rlm@1: 				         theApp.rect.bottom-10,
rlm@1: 				         buffer);
rlm@1: 		}
rlm@1: 
rlm@1: 		if (textMethod == 1)
rlm@1: 		{
rlm@1: 			DrawTextMessages((u8 *)ddsDesc.lpSurface, ddsDesc.lPitch, theApp.rect.left, theApp.rect.bottom);
rlm@1: 		}
rlm@1: 	}
rlm@1: 	else if (theApp.ddrawDebug)
rlm@1: 		winlog("Error during lock: %08x\n", hret);
rlm@1: 
rlm@1: 	hret = ddsOffscreen->Unlock(NULL);
rlm@1: 
rlm@1: 	if (hret == DD_OK)
rlm@1: 	{
rlm@1: 		// the correct point where to wait
rlm@1: 		if (theApp.vsync && !fastForward)
rlm@1: 		{
rlm@1: 			hret = pDirectDraw->WaitForVerticalBlank(DDWAITVB_BLOCKBEGIN, 0);
rlm@1: 		}
rlm@1: 
rlm@1: 		ddsOffscreen->PageLock(0);
rlm@1: 		if (theApp.tripleBuffering && theApp.videoOption > VIDEO_4X)
rlm@1: 		{
rlm@1: 			hret = ddsFlip->Blt(&theApp.dest, ddsOffscreen, NULL, DDBLT_WAIT, NULL);
rlm@1: 			if (hret == DD_OK)
rlm@1: 			{
rlm@1: 				if (theApp.menuToggle || !theApp.active)
rlm@1: 				{
rlm@1: 					pDirectDraw->FlipToGDISurface();
rlm@1: 					ddsPrimary->SetClipper(ddsClipper);
rlm@1: 					hret = ddsPrimary->Blt(&theApp.dest, ddsFlip, NULL, DDBLT_ASYNC, NULL);
rlm@1: 					// if using emulation only, then we have to redraw the menu
rlm@1: 					// everytime. It seems like a bug in DirectDraw to me as we not
rlm@1: 					// overwritting the menu area at all.
rlm@1: 					if (theApp.ddrawUsingEmulationOnly)
rlm@1: 						theApp.m_pMainWnd->DrawMenuBar();
rlm@1: 				}
rlm@1: 				else
rlm@1: 					hret = ddsPrimary->Flip(NULL, 0);
rlm@1: 			}
rlm@1: 		}
rlm@1: 		else
rlm@1: 		{
rlm@1: 			hret = ddsPrimary->Blt(&theApp.dest, ddsOffscreen, NULL, DDBLT_ASYNC, NULL);
rlm@1: 
rlm@1: 			if (hret == DDERR_SURFACELOST)
rlm@1: 			{
rlm@1: 				hret = ddsPrimary->Restore();
rlm@1: 
rlm@1: 				if (hret == DD_OK)
rlm@1: 				{
rlm@1: 					hret = ddsPrimary->Blt(&theApp.dest, ddsOffscreen, NULL, DDBLT_ASYNC, NULL);
rlm@1: 				}
rlm@1: 			}
rlm@1: 		}
rlm@1: 		ddsOffscreen->PageUnlock(0);
rlm@1: 	}
rlm@1: 	else if (theApp.ddrawDebug)
rlm@1: 		winlog("Error during unlock: %08x\n", hret);
rlm@1: 
rlm@1: 	bool textMessageStarted = false;
rlm@1: 
rlm@1: 	if (textMethod == 2)
rlm@1: 	{
rlm@1: 		HDC hdc;
rlm@1: 
rlm@1: 		for (int slot = 0; slot < SCREEN_MESSAGE_SLOTS; slot++)
rlm@1: 		{
rlm@1: 			if (theApp.screenMessage[slot])
rlm@1: 			{
rlm@1: 				if ((theApp.screenMessageDuration[slot] < 0 || 
rlm@1: 					(int)(GetTickCount() - theApp.screenMessageTime[slot]) < theApp.screenMessageDuration[slot]) &&
rlm@1: 				    (!theApp.disableStatusMessage || slot == 1 || slot == 2))
rlm@1: 				{
rlm@1: 					if (!textMessageStarted)
rlm@1: 					{
rlm@1: 						textMessageStarted = true;
rlm@1: 						ddsPrimary->SetClipper(ddsClipper);
rlm@1: 						ddsPrimary->GetDC(&hdc);
rlm@1: 						SetBkMode(hdc, TRANSPARENT);
rlm@1: 						SetTextColor(hdc, textColor != 7 ? RGB(0, 0, 0) : RGB(255, 255, 255));
rlm@1: 					}
rlm@1: 
rlm@1: 					if (outlinedText)
rlm@1: 					{
rlm@1: 						// draw black outline
rlm@1: 						const static int xd [8] = {-1, 0, 1, 1, 1, 0, -1, -1};
rlm@1: 						const static int yd [8] = {-1, -1, -1, 0, 1, 1, 1, 0};
rlm@1: 						for (int i = 0; i < 8; i++)
rlm@1: 						{
rlm@1: 							TextOut(hdc,
rlm@1: 							        theApp.dest.left+10+xd[i],
rlm@1: 							        theApp.dest.bottom - 20*(slot+1)+yd[i],
rlm@1: 							        theApp.screenMessageBuffer[slot],
rlm@1: 							        strlen(theApp.screenMessageBuffer[slot]));
rlm@1: 						}
rlm@1: 					}
rlm@1: 				}
rlm@1: 				else
rlm@1: 				{
rlm@1: 					theApp.screenMessage[slot] = false;
rlm@1: 				}
rlm@1: 			}
rlm@1: 		}
rlm@1: 
rlm@1: 		if (textMessageStarted)
rlm@1: 		{
rlm@1: 			COLORREF color;
rlm@1: 			switch (textColor)
rlm@1: 			{
rlm@1: 			case 0:
rlm@1: 				color = RGB(255, 255, 255); break;
rlm@1: 			case 1:
rlm@1: 				color = RGB(255, 0, 0); break;
rlm@1: 			case 2:
rlm@1: 				color = RGB(255, 255, 0); break;
rlm@1: 			case 3:
rlm@1: 				color = RGB(0, 255, 0); break;
rlm@1: 			case 4:
rlm@1: 				color = RGB(0, 255, 255); break;
rlm@1: 			case 5:
rlm@1: 				color = RGB(0, 0, 255); break;
rlm@1: 			case 6:
rlm@1: 				color = RGB(255, 0, 255); break;
rlm@1: 			case 7:
rlm@1: 				color = RGB(0, 0, 0); break;
rlm@1: 			}
rlm@1: 			SetTextColor(hdc, color);
rlm@1: 
rlm@1: 			// draw center text
rlm@1: 			for (int slot = 0; slot < SCREEN_MESSAGE_SLOTS; slot++)
rlm@1: 			{
rlm@1: 				if (theApp.screenMessage[slot])
rlm@1: 				{
rlm@1: 					if ((theApp.screenMessageDuration[slot] < 0 || 
rlm@1: 						(int)(GetTickCount() - theApp.screenMessageTime[slot]) < theApp.screenMessageDuration[slot]) &&
rlm@1: 					    (!theApp.disableStatusMessage || slot == 1 || slot == 2))
rlm@1: 					{
rlm@1: 						TextOut(hdc, theApp.dest.left+10, theApp.dest.bottom - 20*(slot+1), theApp.screenMessageBuffer[slot],
rlm@1: 						        strlen(theApp.screenMessageBuffer[slot]));
rlm@1: 					}
rlm@1: 				}
rlm@1: 			}
rlm@1: 		}
rlm@1: 
rlm@1: 		if (textMessageStarted)
rlm@1: 		{
rlm@1: 			ddsPrimary->ReleaseDC(hdc);
rlm@1: 		}
rlm@1: 	}
rlm@1: 
rlm@1: 	if (hret != DD_OK)
rlm@1: 	{
rlm@1: 		if (theApp.ddrawDebug)
rlm@1: 			winlog("Error on update screen: %08x\n", hret);
rlm@1: 	}
rlm@1: }
rlm@1: 
rlm@1: int DirectDrawDisplay::selectFullScreenMode(GUID **pGUID)
rlm@1: {
rlm@1: 	return winVideoModeSelect(theApp.m_pMainWnd, pGUID);
rlm@1: }
rlm@1: 
rlm@1: IDisplay *newDirectDrawDisplay()
rlm@1: {
rlm@1: 	return new DirectDrawDisplay();
rlm@1: }
rlm@1: