int directdraw_uninit(void)
{
if(!video_window) return 0;
if(!lpDDS) return 0;
KillTimer(video_window, 131);
if(lpDDS_secondary) IDirectDrawSurface2_Release(lpDDS_secondary);
if(lpDDS) IDirectDrawSurface2_Release(lpDDS);
if(surface_osd) IDirectDrawSurface2_Release(surface_osd);
if(lpDD) IDirectDraw2_RestoreDisplayMode(lpDD);
if(lpDD) IDirectDraw2_SetCooperativeLevel(lpDD, video_window, DDSCL_NORMAL);
if(lpDD) IDirectDraw2_Release(lpDD);
if(video_window) DestroyWindow(video_window);
if(library) FreeLibrary(library);
library = 0;
lpDD = 0;
lpDDS = 0;
lpDDS_secondary = 0;
surface_osd = 0;
video_window = 0;
return 1;
}
/* wnd_set_video_mode:
* Called by window thread to set a gfx mode; this is needed because DirectDraw can only
* change the mode in the thread that handles the window.
*/
static int wnd_set_video_mode(void)
{
HRESULT hr;
HWND allegro_wnd = win_get_window();
/* set the cooperative level to allow fullscreen access */
hr = IDirectDraw2_SetCooperativeLevel(directdraw, allegro_wnd, DDSCL_EXCLUSIVE | DDSCL_FULLSCREEN);
if (FAILED(hr)) {
_TRACE(PREFIX_E "SetCooperativeLevel() failed (%x)\n", hr);
return -1;
}
/* switch to fullscreen mode */
hr = IDirectDraw2_SetDisplayMode(directdraw, _wnd_width, _wnd_height, _wnd_depth,
_wnd_refresh_rate, _wnd_flags);
if (FAILED(hr)) {
_TRACE(PREFIX_E "SetDisplayMode(%u, %u, %u, %u, %u) failed (%x)\n", _wnd_width, _wnd_height, _wnd_depth,
_wnd_refresh_rate, _wnd_flags, hr);
return -1;
}
return 0;
}
static void
DDDestroySurface(directx_priv *priv)
{
int i;
if (priv->lpddp != NULL) {
IDirectDrawPalette_Release(priv->lpddp);
priv->lpddp = NULL;
}
for (i = 0; i < GGI_DISPLAY_DIRECTX_FRAMES; ++i) {
if (priv->lpbdds[i] != NULL) {
IDirectDrawSurface_Release(priv->lpbdds[i]);
priv->lpbdds[i] = NULL;
}
}
if (priv->lppdds != NULL) {
IDirectDrawSurface_Release(priv->lppdds);
priv->lppdds = NULL;
}
if (priv->fullscreen) {
IDirectDraw2_RestoreDisplayMode(priv->lpddext);
IDirectDraw2_SetCooperativeLevel(priv->lpddext, priv->hWnd,
DDSCL_NORMAL);
}
}
static Bool
winAllocateFBShadowDD (ScreenPtr pScreen)
{
winScreenPriv(pScreen);
winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
HRESULT ddrval = DD_OK;
DDSURFACEDESC ddsd;
DDSURFACEDESC *pddsdShadow = NULL;
#if CYGDEBUG
winDebug ("winAllocateFBShadowDD\n");
#endif
/* Create a clipper */
ddrval = (*g_fpDirectDrawCreateClipper) (0,
&pScreenPriv->pddcPrimary,
NULL);
if (FAILED (ddrval))
{
ErrorF ("winAllocateFBShadowDD - Could not create clipper: %08x\n",
(unsigned int) ddrval);
return FALSE;
}
#if CYGDEBUG
winDebug ("winAllocateFBShadowDD - Created a clipper\n");
#endif
/* Get a device context for the screen */
pScreenPriv->hdcScreen = GetDC (pScreenPriv->hwndScreen);
/* Attach the clipper to our display window */
ddrval = IDirectDrawClipper_SetHWnd (pScreenPriv->pddcPrimary,
0,
pScreenPriv->hwndScreen);
if (FAILED (ddrval))
{
ErrorF ("winAllocateFBShadowDD - Clipper not attached to "
"window: %08x\n",
(unsigned int) ddrval);
return FALSE;
}
#if CYGDEBUG
winDebug ("winAllocateFBShadowDD - Attached clipper to window\n");
#endif
/* Create a DirectDraw object, store the address at lpdd */
ddrval = (*g_fpDirectDrawCreate) (NULL, &pScreenPriv->pdd, NULL);
if (FAILED (ddrval))
{
ErrorF ("winAllocateFBShadowDD - Could not start DirectDraw: %08x\n",
(unsigned int) ddrval);
return FALSE;
}
#if CYGDEBUG
winDebug ("winAllocateFBShadowDD () - Created and initialized DD\n");
#endif
/* Get a DirectDraw2 interface pointer */
ddrval = IDirectDraw_QueryInterface (pScreenPriv->pdd,
&IID_IDirectDraw2,
(LPVOID*) &pScreenPriv->pdd2);
if (FAILED (ddrval))
{
ErrorF ("winAllocateFBShadowDD - Failed DD2 query: %08x\n",
(unsigned int) ddrval);
return FALSE;
}
/* Are we full screen? */
if (pScreenInfo->fFullScreen)
{
DDSURFACEDESC ddsdCurrent;
DWORD dwRefreshRateCurrent = 0;
HDC hdc = NULL;
/* Set the cooperative level to full screen */
ddrval = IDirectDraw2_SetCooperativeLevel (pScreenPriv->pdd2,
pScreenPriv->hwndScreen,
DDSCL_EXCLUSIVE
| DDSCL_FULLSCREEN);
if (FAILED (ddrval))
{
ErrorF ("winAllocateFBShadowDD - Could not set "
"cooperative level: %08x\n",
(unsigned int) ddrval);
return FALSE;
}
/*
* We only need to get the current refresh rate for comparison
* if a refresh rate has been passed on the command line.
*/
if (pScreenInfo->dwRefreshRate != 0)
{
ZeroMemory (&ddsdCurrent, sizeof (ddsdCurrent));
ddsdCurrent.dwSize = sizeof (ddsdCurrent);
/* Get information about current display settings */
ddrval = IDirectDraw2_GetDisplayMode (pScreenPriv->pdd2,
&ddsdCurrent);
if (FAILED (ddrval))
{
ErrorF ("winAllocateFBShadowDD - Could not get current "
"refresh rate: %08x. Continuing.\n",
(unsigned int) ddrval);
dwRefreshRateCurrent = 0;
}
else
{
/* Grab the current refresh rate */
dwRefreshRateCurrent = ddsdCurrent.u2.dwRefreshRate;
}
}
/* Clean up the refresh rate */
if (dwRefreshRateCurrent == pScreenInfo->dwRefreshRate)
{
/*
* Refresh rate is non-specified or equal to current.
*/
pScreenInfo->dwRefreshRate = 0;
}
/* Grab a device context for the screen */
hdc = GetDC (NULL);
if (hdc == NULL)
{
ErrorF ("winAllocateFBShadowDD - GetDC () failed\n");
return FALSE;
}
/* Only change the video mode when different than current mode */
if (!pScreenInfo->fMultipleMonitors
&& (pScreenInfo->dwWidth != GetSystemMetrics (SM_CXSCREEN)
|| pScreenInfo->dwHeight != GetSystemMetrics (SM_CYSCREEN)
|| pScreenInfo->dwBPP != GetDeviceCaps (hdc, BITSPIXEL)
|| pScreenInfo->dwRefreshRate != 0))
{
ErrorF ("winAllocateFBShadowDD - Changing video mode\n");
/* Change the video mode to the mode requested, and use the driver default refresh rate on failure */
ddrval = IDirectDraw2_SetDisplayMode (pScreenPriv->pdd2,
pScreenInfo->dwWidth,
pScreenInfo->dwHeight,
pScreenInfo->dwBPP,
pScreenInfo->dwRefreshRate,
0);
if (FAILED (ddrval))
{
ErrorF ("winAllocateFBShadowDD - Could not set "\
"full screen display mode: %08x\n",
(unsigned int) ddrval);
ErrorF ("winAllocateFBShadowDD - Using default driver refresh rate\n");
ddrval = IDirectDraw2_SetDisplayMode (pScreenPriv->pdd2,
pScreenInfo->dwWidth,
pScreenInfo->dwHeight,
pScreenInfo->dwBPP,
0,
0);
if (FAILED(ddrval))
{
ErrorF ("winAllocateFBShadowDD - Could not set default refresh rate "
"full screen display mode: %08x\n",
(unsigned int) ddrval);
return FALSE;
}
}
}
else
{
ErrorF ("winAllocateFBShadowDD - Not changing video mode\n");
}
/* Release our DC */
ReleaseDC (NULL, hdc);
hdc = NULL;
}
else
{
/* Set the cooperative level for windowed mode */
ddrval = IDirectDraw2_SetCooperativeLevel (pScreenPriv->pdd2,
pScreenPriv->hwndScreen,
DDSCL_NORMAL);
if (FAILED (ddrval))
{
ErrorF ("winAllocateFBShadowDD - Could not set "\
"cooperative level: %08x\n",
(unsigned int) ddrval);
return FALSE;
}
}
/* Create the primary surface */
if (!winCreatePrimarySurfaceShadowDD (pScreen))
{
ErrorF ("winAllocateFBShadowDD - winCreatePrimarySurfaceShadowDD "
"failed\n");
return FALSE;
}
/* Describe the shadow surface to be created */
/* NOTE: Do not use a DDSCAPS_VIDEOMEMORY surface,
* as drawing, locking, and unlocking take forever
* with video memory surfaces. In addition,
* video memory is a somewhat scarce resource,
* so you shouldn't be allocating video memory when
* you have the option of using system memory instead.
*/
ZeroMemory (&ddsd, sizeof (ddsd));
ddsd.dwSize = sizeof (ddsd);
ddsd.dwFlags = DDSD_CAPS | DDSD_HEIGHT | DDSD_WIDTH;
ddsd.ddsCaps.dwCaps = DDSCAPS_OFFSCREENPLAIN | DDSCAPS_SYSTEMMEMORY;
ddsd.dwHeight = pScreenInfo->dwHeight;
ddsd.dwWidth = pScreenInfo->dwWidth;
/* Create the shadow surface */
ddrval = IDirectDraw2_CreateSurface (pScreenPriv->pdd2,
&ddsd,
&pScreenPriv->pddsShadow,
NULL);
if (FAILED (ddrval))
{
ErrorF ("winAllocateFBShadowDD - Could not create shadow "\
"surface: %08x\n", (unsigned int) ddrval);
return FALSE;
}
#if CYGDEBUG
winDebug ("winAllocateFBShadowDD - Created shadow\n");
#endif
/* Allocate a DD surface description for our screen privates */
pddsdShadow = pScreenPriv->pddsdShadow = malloc (sizeof (DDSURFACEDESC));
if (pddsdShadow == NULL)
{
ErrorF ("winAllocateFBShadowDD - Could not allocate surface "\
"description memory\n");
return FALSE;
}
ZeroMemory (pddsdShadow, sizeof (*pddsdShadow));
pddsdShadow->dwSize = sizeof (*pddsdShadow);
#if CYGDEBUG
winDebug ("winAllocateFBShadowDD - Locking shadow\n");
#endif
/* Lock the shadow surface */
ddrval = IDirectDrawSurface2_Lock (pScreenPriv->pddsShadow,
NULL,
pddsdShadow,
DDLOCK_WAIT,
NULL);
if (FAILED (ddrval) || pddsdShadow->lpSurface == NULL)
{
ErrorF ("winAllocateFBShadowDD - Could not lock shadow "\
"surface: %08x\n", (unsigned int) ddrval);
return FALSE;
}
#if CYGDEBUG
winDebug ("winAllocateFBShadowDD - Locked shadow\n");
#endif
/* We don't know how to deal with anything other than RGB */
if (!(pddsdShadow->ddpfPixelFormat.dwFlags & DDPF_RGB))
{
ErrorF ("winAllocateFBShadowDD - Color format other than RGB\n");
return FALSE;
}
/* Grab the pitch from the surface desc */
pScreenInfo->dwStride = (pddsdShadow->u1.lPitch * 8)
/ pScreenInfo->dwBPP;
/* Save the pointer to our surface memory */
pScreenInfo->pfb = pddsdShadow->lpSurface;
/* Grab the color depth and masks from the surface description */
pScreenPriv->dwRedMask = pddsdShadow->ddpfPixelFormat.u2.dwRBitMask;
pScreenPriv->dwGreenMask = pddsdShadow->ddpfPixelFormat.u3.dwGBitMask;
pScreenPriv->dwBlueMask = pddsdShadow->ddpfPixelFormat.u4.dwBBitMask;
#if CYGDEBUG
winDebug ("winAllocateFBShadowDD - Returning\n");
#endif
return TRUE;
}
static int DirectXOpenDDraw(vout_display_t *vd)
{
vout_display_sys_t *sys = vd->sys;
HRESULT hr;
/* */
HRESULT (WINAPI *OurDirectDrawCreate)(GUID *,LPDIRECTDRAW *,IUnknown *);
OurDirectDrawCreate =
(void *)GetProcAddress(sys->hddraw_dll, _T("DirectDrawCreate"));
if (!OurDirectDrawCreate) {
msg_Err(vd, "DirectXInitDDraw failed GetProcAddress");
return VLC_EGENERIC;
}
/* */
HRESULT (WINAPI *OurDirectDrawEnumerateEx)(LPDDENUMCALLBACKEXA, LPVOID, DWORD);
OurDirectDrawEnumerateEx =
(void *)GetProcAddress(sys->hddraw_dll, _T("DirectDrawEnumerateExA"));
if (OurDirectDrawEnumerateEx) {
char *device = var_GetString(vd, "directx-device");
if (device) {
msg_Dbg(vd, "directx-device: %s", device);
free(device);
}
sys->hmonitor = MonitorFromWindow(sys->hwnd, MONITOR_DEFAULTTONEAREST);
/* Enumerate displays */
OurDirectDrawEnumerateEx(DirectXOpenDDrawCallback,
vd, DDENUM_ATTACHEDSECONDARYDEVICES);
}
/* Initialize DirectDraw now */
LPDIRECTDRAW ddobject;
hr = OurDirectDrawCreate(sys->display_driver, &ddobject, NULL);
if (hr != DD_OK) {
msg_Err(vd, "DirectXInitDDraw cannot initialize DDraw");
return VLC_EGENERIC;
}
/* Get the IDirectDraw2 interface */
hr = IDirectDraw_QueryInterface(ddobject, &IID_IDirectDraw2,
&sys->ddobject);
/* Release the unused interface */
IDirectDraw_Release(ddobject);
if (hr != DD_OK) {
msg_Err(vd, "cannot get IDirectDraw2 interface");
sys->ddobject = NULL;
return VLC_EGENERIC;
}
/* Set DirectDraw Cooperative level, ie what control we want over Windows
* display */
hr = IDirectDraw2_SetCooperativeLevel(sys->ddobject, NULL, DDSCL_NORMAL);
if (hr != DD_OK) {
msg_Err(vd, "cannot set direct draw cooperative level");
return VLC_EGENERIC;
}
/* Get the size of the current display device */
if (sys->hmonitor) {
MONITORINFO monitor_info;
monitor_info.cbSize = sizeof(MONITORINFO);
GetMonitorInfoA(vd->sys->hmonitor, &monitor_info);
sys->rect_display = monitor_info.rcMonitor;
} else {
sys->rect_display.left = 0;
sys->rect_display.top = 0;
sys->rect_display.right = GetSystemMetrics(SM_CXSCREEN);
sys->rect_display.bottom = GetSystemMetrics(SM_CYSCREEN);
}
msg_Dbg(vd, "screen dimensions (%lix%li,%lix%li)",
sys->rect_display.left,
sys->rect_display.top,
sys->rect_display.right,
sys->rect_display.bottom);
/* Probe the capabilities of the hardware */
DirectXGetDDrawCaps(vd);
return VLC_SUCCESS;
}
//
// - returns true if DirectDraw was initialized properly
//
int InitDirectDrawe (HWND appWin, int width, int height, int bpp, int fullScr)
{
DDSURFACEDESC ddsd; // DirectDraw surface description for allocating
DDSCAPS ddscaps;
HRESULT ddrval;
DWORD dwStyle;
RECT rect;
// enumerate directdraw devices
//if (FAILED(DirectDrawEnumerate (myEnumDDDevicesCallback, NULL)))
// I_Error("Error with DirectDrawEnumerate");
if (!DDr2)
CreateDirectDrawInstance();
// remember what screen mode we are in
bAppFullScreen = fullScr;
ScreenHeight = height;
ScreenWidth = width;
if (bAppFullScreen)
{
// Change window attributes
dwStyle = WS_POPUP | WS_VISIBLE;
SetWindowLong (appWin, GWL_STYLE, dwStyle);
SetWindowPos(appWin, HWND_TOPMOST, 0, 0, 0, 0, SWP_NOACTIVATE |
SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER);
// Get exclusive mode
ddrval = IDirectDraw2_SetCooperativeLevel(DDr2, appWin, DDSCL_EXCLUSIVE |
DDSCL_FULLSCREEN |
DDSCL_ALLOWREBOOT);
if (ddrval != DD_OK)
I_Error("SetCooperativeLevel FAILED: %s\n", DXErrorToString(ddrval));
// Switch from windows desktop to fullscreen
#ifdef NT4COMPAT
ddrval = IDirectDraw2_SetDisplayMode(DDr2, width, height, bpp, 0, 0);
#else
ddrval = IDirectDraw2_SetDisplayMode(DDr2, width, height, bpp, 0, DDSDM_STANDARDVGAMODE);
#endif
if (ddrval != DD_OK)
I_Error("SetDisplayMode FAILED: %s\n", DXErrorToString(ddrval));
// This is not really needed, except in certain cases. One case
// is while using MFC. When the desktop is initally at 16bpp, a mode
// switch to 8bpp somehow causes the MFC window to not fully initialize
// and a CreateSurface will fail with DDERR_NOEXCLUSIVEMODE. This will
// ensure that the window is initialized properly after a mode switch.
ShowWindow(appWin, SW_SHOW);
// Create the primary surface with 1 back buffer. Always zero the
// DDSURFACEDESC structure and set the dwSize member!
ZeroMemory(&ddsd, sizeof (ddsd));
ddsd.dwSize = sizeof (ddsd);
ddsd.dwFlags = DDSD_CAPS | DDSD_BACKBUFFERCOUNT;
ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE | DDSCAPS_FLIP | DDSCAPS_COMPLEX;
// for fullscreen we use page flipping, for windowed mode, we blit the hidden surface to
// the visible surface, in both cases we have a visible (or 'real') surface, and a hidden
// (or 'virtual', or 'backbuffer') surface.
ddsd.dwBackBufferCount = 2;
ddrval = IDirectDraw2_CreateSurface(DDr2,&ddsd, &ScreenReal, NULL);
if (ddrval != DD_OK)
I_Error("CreateSurface Primary Screen FAILED");
// Get a pointer to the back buffer
ddscaps.dwCaps = DDSCAPS_BACKBUFFER;
ddrval = IDirectDrawSurface_GetAttachedSurface(ScreenReal,&ddscaps, &ScreenVirtual);
if (ddrval != DD_OK)
I_Error("GetAttachedSurface FAILED");
}
else
{
rect.top = 0;
rect.left = 0;
rect.bottom = height;
rect.right = width;
// Change window attributes
dwStyle = GetWindowStyle(appWin);
dwStyle &= ~WS_POPUP;
dwStyle |= WS_OVERLAPPED | WS_SYSMENU | WS_CAPTION;
SetWindowLong(appWin, GWL_STYLE, dwStyle);
// Resize the window so that the client area is the requested width/height
AdjustWindowRectEx(&rect, GetWindowStyle(appWin), GetMenu(appWin) != NULL,
GetWindowExStyle(appWin));
// Just in case the window was moved off the visible area of the
// screen.
SetWindowPos(appWin, NULL, 0, 0, rect.right-rect.left,
rect.bottom-rect.top, SWP_NOMOVE | SWP_NOZORDER |
SWP_NOACTIVATE);
SetWindowPos(appWin, HWND_NOTOPMOST, 0, 0, 0, 0,
SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE);
// Exclusive mode is normal since it's in windowed mode and needs
// to cooperate with GDI
ddrval = IDirectDraw2_SetCooperativeLevel(DDr2,appWin, DDSCL_NORMAL);
if (ddrval != DD_OK)
I_Error("SetCooperativeLevel FAILED");
// Always zero the DDSURFACEDESC structure and set the dwSize member!
ZeroMemory(&ddsd, sizeof (ddsd));
ddsd.dwSize = sizeof (ddsd);
ddsd.dwFlags = DDSD_CAPS;
ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE;
// Create the primary surface
ddrval = IDirectDraw2_CreateSurface(DDr2,&ddsd, &ScreenReal, NULL);
if (ddrval != DD_OK)
I_Error("CreateSurface Primary Screen FAILED");
// Create a back buffer for offscreen rendering, this will be used to
// blt to the primary
ScreenVirtual = CreateNewSurface(width, height, DDSCAPS_OFFSCREENPLAIN |
DDSCAPS_SYSTEMMEMORY);
if (ScreenVirtual == NULL)
I_Error("CreateSurface Secondary Screen FAILED");
/// \todo get the desktop bit depth, and build a lookup table
/// for quick conversions of 8bit color indexes 0-255 to desktop colors
/// eg: 256 entries of equivalent of palette colors 0-255 in 15,16,24,32 bit format
/// when blit virtual to real, convert pixels through lookup table..
// Use a clipper object for clipping when in windowed mode
// (make sure our drawing doesn't affect other windows)
ddrval = IDirectDraw2_CreateClipper (DDr2, 0, &windclip, 0);
if (ddrval != DD_OK)
I_Error("CreateClipper FAILED");
// Associate the clipper with the window.
ddrval = IDirectDrawClipper_SetHWnd (windclip,0, appWin);
if (ddrval != DD_OK)
I_Error("Clipper -> SetHWnd FAILED");
// Attach the clipper to the surface.
ddrval = IDirectDrawSurface_SetClipper (ScreenReal,windclip);
if (ddrval != DD_OK)
I_Error("PrimaryScreen -> SetClipperClipper FAILED");
}
return TRUE;
}
Bool
winAllocateFBPrimaryDD (ScreenPtr pScreen)
{
winScreenPriv(pScreen);
winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
HRESULT ddrval = DD_OK;
DDSURFACEDESC ddsd;
DDSURFACEDESC *pddsdPrimary = NULL;
DDSURFACEDESC *pddsdOffscreen = NULL;
RECT rcClient;
ErrorF ("winAllocateFBPrimaryDD\n");
/* Get client area location in screen coords */
GetClientRect (pScreenPriv->hwndScreen, &rcClient);
MapWindowPoints (pScreenPriv->hwndScreen,
HWND_DESKTOP,
(LPPOINT)&rcClient, 2);
/* Create a DirectDraw object, store the address at lpdd */
ddrval = (*g_fpDirectDrawCreate) (NULL, &pScreenPriv->pdd, NULL);
if (ddrval != DD_OK)
FatalError ("winAllocateFBPrimaryDD - Could not start DirectDraw\n");
/* Get a DirectDraw2 interface pointer */
ddrval = IDirectDraw_QueryInterface (pScreenPriv->pdd,
&IID_IDirectDraw2,
(LPVOID*) &pScreenPriv->pdd2);
if (FAILED (ddrval))
{
ErrorF ("winAllocateFBShadowDD - Failed DD2 query: %08x\n",
ddrval);
return FALSE;
}
ErrorF ("winAllocateFBPrimaryDD - Created and initialized DD\n");
/* Are we windowed or fullscreen? */
if (pScreenInfo->fFullScreen)
{
/* Full screen mode */
ddrval = IDirectDraw2_SetCooperativeLevel (pScreenPriv->pdd2,
pScreenPriv->hwndScreen,
DDSCL_FULLSCREEN
| DDSCL_EXCLUSIVE);
if (FAILED (ddrval))
FatalError ("winAllocateFBPrimaryDD - Could not set "
"cooperative level\n");
/* Change the video mode to the mode requested */
ddrval = IDirectDraw2_SetDisplayMode (pScreenPriv->pdd2,
pScreenInfo->dwWidth,
pScreenInfo->dwHeight,
pScreenInfo->dwBPP,
pScreenInfo->dwRefreshRate,
0);
if (FAILED (ddrval))
FatalError ("winAllocateFBPrimaryDD - Could not set "
"full screen display mode\n");
}
else
{
/* Windowed mode */
ddrval = IDirectDraw2_SetCooperativeLevel (pScreenPriv->pdd2,
pScreenPriv->hwndScreen,
DDSCL_NORMAL);
if (FAILED (ddrval))
FatalError ("winAllocateFBPrimaryDD - Could not set "
"cooperative level\n");
}
/* Describe the primary surface */
ZeroMemory (&ddsd, sizeof (ddsd));
ddsd.dwSize = sizeof (ddsd);
ddsd.dwFlags = DDSD_CAPS;
ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE;
/* Create the primary surface */
ddrval = IDirectDraw2_CreateSurface (pScreenPriv->pdd2,
&ddsd,
&pScreenPriv->pddsPrimary,
NULL);
if (FAILED (ddrval))
FatalError ("winAllocateFBPrimaryDD - Could not create primary "
"surface %08x\n", ddrval);
ErrorF ("winAllocateFBPrimaryDD - Created primary\n");
/* Allocate a DD surface description for our screen privates */
pddsdPrimary = pScreenPriv->pddsdPrimary
= malloc (sizeof (DDSURFACEDESC));
if (pddsdPrimary == NULL)
FatalError ("winAllocateFBPrimaryDD - Could not allocate surface "
"description memory\n");
ZeroMemory (pddsdPrimary, sizeof (*pddsdPrimary));
pddsdPrimary->dwSize = sizeof (*pddsdPrimary);
/* Describe the offscreen surface to be created */
/*
* NOTE: Do not use a DDSCAPS_VIDEOMEMORY surface,
* as drawing, locking, and unlocking take forever
* with video memory surfaces. In addition,
* video memory is a somewhat scarce resource,
* so you shouldn't be allocating video memory when
* you have the option of using system memory instead.
*/
ZeroMemory (&ddsd, sizeof (ddsd));
ddsd.dwSize = sizeof (ddsd);
ddsd.dwFlags = DDSD_CAPS | DDSD_HEIGHT | DDSD_WIDTH;
ddsd.ddsCaps.dwCaps = DDSCAPS_OFFSCREENPLAIN | DDSCAPS_SYSTEMMEMORY;
ddsd.dwHeight = pScreenInfo->dwHeight;
ddsd.dwWidth = pScreenInfo->dwWidth;
/* Create the shadow surface */
ddrval = IDirectDraw2_CreateSurface (pScreenPriv->pdd2,
&ddsd,
&pScreenPriv->pddsOffscreen,
NULL);
if (ddrval != DD_OK)
FatalError ("winAllocateFBPrimaryDD - Could not create shadow "
"surface\n");
ErrorF ("winAllocateFBPrimaryDD - Created offscreen\n");
/* Allocate a DD surface description for our screen privates */
pddsdOffscreen = pScreenPriv->pddsdOffscreen
= malloc (sizeof (DDSURFACEDESC));
if (pddsdOffscreen == NULL)
FatalError ("winAllocateFBPrimaryDD - Could not allocate surface "
"description memory\n");
ZeroMemory (pddsdOffscreen, sizeof (*pddsdOffscreen));
pddsdOffscreen->dwSize = sizeof (*pddsdOffscreen);
ErrorF ("winAllocateFBPrimaryDD - Locking primary\n");
/* Lock the primary surface */
ddrval = IDirectDrawSurface2_Lock (pScreenPriv->pddsPrimary,
pScreenInfo->fFullScreen ? NULL:&rcClient,
pddsdPrimary,
DDLOCK_WAIT,
NULL);
if (ddrval != DD_OK || pddsdPrimary->lpSurface == NULL)
FatalError ("winAllocateFBPrimaryDD - Could not lock "
"primary surface\n");
ErrorF ("winAllocateFBPrimaryDD - Locked primary\n");
/* We don't know how to deal with anything other than RGB */
if (!(pddsdPrimary->ddpfPixelFormat.dwFlags & DDPF_RGB))
FatalError ("winAllocateFBPrimaryDD - Color format other than RGB\n");
/* Grab the pitch from the surface desc */
pScreenInfo->dwStride = (pddsdPrimary->u1.lPitch * 8)
/ pScreenInfo->dwBPP;
/* Save the pointer to our surface memory */
pScreenInfo->pfb = pddsdPrimary->lpSurface;
/* Grab the color depth and masks from the surface description */
pScreenPriv->dwRedMask = pddsdPrimary->ddpfPixelFormat.u2.dwRBitMask;
pScreenPriv->dwGreenMask = pddsdPrimary->ddpfPixelFormat.u3.dwGBitMask;
pScreenPriv->dwBlueMask = pddsdPrimary->ddpfPixelFormat.u4.dwBBitMask;
ErrorF ("winAllocateFBPrimaryDD - Returning\n");
return TRUE;
}
int directdraw_init(HWND hwndp)
{
int width = 320, height = 200;
RECT rect;
DDPIXELFORMAT format;
DDSURFACEDESC descriptor;
DIRECTDRAWCREATE DirectDrawCreate;
if(lpDDS) return 0;
if(!hwndp) return 0;
if(video_window) return 0; /* you gotta uninitialize it first */
library = (HMODULE) LoadLibrary(uni("ddraw.dll"));
if(!library) return 0;
DirectDrawCreate = (DIRECTDRAWCREATE) GetProcAddress(library, "DirectDrawCreate");
if(!DirectDrawCreate) return 0;
if(FAILED(DirectDrawCreate(0,&lpDD,0))) return 0;
wc.style = CS_VREDRAW | CS_HREDRAW | CS_DBLCLKS;
wc.lpfnWndProc = WndProc;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = 0;
wc.hIcon = 0;
wc.hCursor = LoadCursor(0, IDC_ARROW);
wc.hbrBackground = 0;
wc.lpszMenuName = 0;
wc.lpszClassName = window_class_name;
RegisterClass(&wc);
video_window = CreateWindow(window_class_name, uni("Video"), WS_CHILD, 0, 0, width, height, hwndp, 0, 0, 0);
ShowWindow(video_window, SW_NORMAL);
if(FAILED(IDirectDraw2_SetCooperativeLevel(lpDD, video_window, DDSCL_NORMAL))) return 0;
descriptor.dwSize = sizeof(descriptor);
descriptor.dwFlags = DDSD_CAPS;
descriptor.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE | DDSCAPS_VIDEOMEMORY;
if(FAILED(IDirectDraw2_CreateSurface(lpDD, &descriptor, &lpDDS, 0))) return 0;
descriptor.dwFlags = DDSD_CAPS | DDSD_HEIGHT | DDSD_WIDTH;
descriptor.ddsCaps.dwCaps = DDSCAPS_OFFSCREENPLAIN;
descriptor.dwWidth = d_width ;
descriptor.dwHeight = d_height;
if(FAILED(IDirectDraw2_CreateSurface(lpDD, &descriptor, &lpDDS_secondary, 0))) return 0;
if(FAILED(IDirectDraw2_CreateClipper(lpDD, 0, &lpDDC, 0))) return 0;
if(FAILED(IDirectDrawClipper_SetHWnd(lpDDC, 0, video_window))) return 0;
if(FAILED(IDirectDrawSurface2_SetClipper(lpDDS, lpDDC))) return 0;
lpDDS_back = lpDDS_secondary;
format.dwSize = sizeof(format);
if(FAILED(IDirectDrawSurface2_GetPixelFormat(lpDDS, &format))) return 0;
if(!(format.dwFlags & DDPF_RGB)) return 0;
IDirectDraw2_EnumDisplayModes(lpDD, DDEDM_STANDARDVGAMODES, 0, 0, EnumDisplayModesCallback);
osd_initialize();
osd_created = 0;
return 1;
}
static int
DDCreateSurface(directx_priv *priv, ggi_mode *mode)
{
HRESULT hr;
LPDIRECTDRAWCLIPPER pClipper;
DDSURFACEDESC pddsd, bddsd;
int i;
if (!priv->fullscreen)
IDirectDraw2_SetCooperativeLevel(priv->lpddext, priv->hWnd,
DDSCL_NORMAL);
else {
/* Only the thread that has excluse access (Cooperative level)
* may restore the surfaces when they are lost. Therefore
* let the helper thread get exclusive access so that it can
* later do restores.
*/
directx_fullscreen dxfull;
dxfull.priv = priv;
dxfull.mode = mode;
dxfull.event = CreateEvent(NULL, FALSE, FALSE, NULL);
PostThreadMessage(priv->nThreadID,
WM_DDFULLSCREEN, 0, (long)&dxfull);
WaitForSingleObject(dxfull.event, INFINITE);
CloseHandle(dxfull.event);
}
/* create the primary surface */
memset(&pddsd, 0, sizeof(pddsd));
pddsd.dwSize = sizeof(pddsd);
pddsd.dwFlags = DDSD_CAPS;
pddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE;
if (priv->fullscreen)
pddsd.ddsCaps.dwCaps |= DDSCAPS_VIDEOMEMORY;
hr = IDirectDraw2_CreateSurface(priv->lpddext, &pddsd,
&priv->lppdds, NULL);
if (hr != 0) {
fprintf(stderr,
"Init Primary Surface Failed RC = %lx. Exiting\n",
hr);
exit(-1);
}
IDirectDraw2_CreateClipper(priv->lpddext, 0, &pClipper, NULL);
IDirectDrawClipper_SetHWnd(pClipper, 0, priv->hWnd);
IDirectDrawSurface_SetClipper(priv->lppdds, pClipper);
IDirectDrawClipper_Release(pClipper);
pddsd.dwSize = sizeof(pddsd);
IDirectDrawSurface_GetSurfaceDesc(priv->lppdds, &pddsd);
DPRINT_MISC("DDraw pixel format:\n");
DPRINT_MISC(" Size %u\n", pddsd.ddpfPixelFormat.dwSize);
DPRINT_MISC(" Flags %08x\n", pddsd.ddpfPixelFormat.dwFlags);
DPRINT_MISC(" FourCC %08x\n", pddsd.ddpfPixelFormat.dwFourCC);
DPRINT_MISC(" Count %u\n", pddsd.ddpfPixelFormat.dwRGBBitCount);
DPRINT_MISC(" R-Mask(etc) %08x\n", pddsd.ddpfPixelFormat.dwRBitMask);
DPRINT_MISC(" G-Mask(etc) %08x\n", pddsd.ddpfPixelFormat.dwGBitMask);
DPRINT_MISC(" B-Mask(etc) %08x\n", pddsd.ddpfPixelFormat.dwBBitMask);
DPRINT_MISC(" Z-Mask(etc) %08x\n",
pddsd.ddpfPixelFormat.dwRGBZBitMask);
/* create the back storages */
for (i = 0; i < mode->frames; ++i) {
memset(&bddsd, 0, sizeof(bddsd));
bddsd.dwSize = sizeof(bddsd);
bddsd.dwFlags =
DDSD_CAPS | DDSD_HEIGHT | DDSD_WIDTH | DDSD_PIXELFORMAT;
bddsd.ddsCaps.dwCaps =
DDSCAPS_OFFSCREENPLAIN | DDSCAPS_SYSTEMMEMORY;
bddsd.dwWidth = mode->virt.x;
bddsd.dwHeight = mode->virt.y;
/* set up the pixel format */
ZeroMemory(&bddsd.ddpfPixelFormat, sizeof(DDPIXELFORMAT));
bddsd.ddpfPixelFormat.dwSize = sizeof(DDPIXELFORMAT);
bddsd.ddpfPixelFormat.dwFlags =
pddsd.ddpfPixelFormat.dwFlags;
bddsd.ddpfPixelFormat.dwFourCC =
pddsd.ddpfPixelFormat.dwFourCC;
bddsd.ddpfPixelFormat.dwRGBBitCount =
pddsd.ddpfPixelFormat.dwRGBBitCount;
bddsd.ddpfPixelFormat.dwRBitMask =
pddsd.ddpfPixelFormat.dwRBitMask;
bddsd.ddpfPixelFormat.dwGBitMask =
pddsd.ddpfPixelFormat.dwGBitMask;
bddsd.ddpfPixelFormat.dwBBitMask =
pddsd.ddpfPixelFormat.dwBBitMask;
bddsd.ddpfPixelFormat.dwRGBAlphaBitMask =
pddsd.ddpfPixelFormat.dwRGBAlphaBitMask;
hr = IDirectDraw2_CreateSurface(priv->lpddext,
&bddsd, &priv->lpbdds[i],
NULL);
if (hr) {
fprintf(stderr,
"Init Backup Failed RC = %lx. Exiting\n", hr);
exit(-1);
}
IDirectDrawSurface2_Lock(priv->lpbdds[i], NULL, &bddsd,
DDLOCK_SURFACEMEMORYPTR, NULL);
priv->lpSurfaceAdd[i] = (char *) bddsd.lpSurface;
IDirectDrawSurface2_Unlock(priv->lpbdds[i],
bddsd.lpSurface);
}
/* set private mode parameters */
priv->maxX = mode->virt.x;
priv->maxY = mode->virt.y;
priv->ColorDepth = pddsd.ddpfPixelFormat.dwRGBBitCount;
priv->pitch = bddsd.lPitch;
if (pddsd.ddpfPixelFormat.dwFlags & DDPF_PALETTEINDEXED8) {
static PALETTEENTRY pal[256];
/* todo fill in pal */
hr = IDirectDraw_CreatePalette(priv->lpddext,
DDPCAPS_8BIT|DDPCAPS_ALLOW256,
pal, &priv->lpddp, NULL);
if (hr) {
fprintf(stderr,
"Init Palette failed RC = %lx. Exiting\n",
hr);
exit(-1);
}
hr = IDirectDrawSurface_SetPalette(priv->lppdds, priv->lpddp);
if (hr) {
fprintf(stderr,
"Install Palette failed RC = %lx. Exiting\n",
hr);
exit(-1);
}
}
return 1;
}
static unsigned __stdcall
DDEventLoop(void *lpParm)
{
MSG msg;
struct ggi_visual *vis = (struct ggi_visual *) lpParm;
directx_priv *priv = GGIDIRECTX_PRIV(vis);
priv->nThreadID = GetCurrentThreadId();
/* create the window */
if (!DDCreateWindow(vis)) {
SetEvent(priv->hInit);
return 0;
}
SetEvent(priv->hInit);
while (GetMessage(&msg, NULL, 0, 0)) {
if (msg.hwnd == NULL && msg.message == WM_DDEND) {
/* Use PostThreadMessage to get here */
DPRINT("Ending session, "
"destroying window.\n");
DestroyWindow(priv->hWnd);
break;
}
if (msg.hwnd == NULL && msg.message == WM_DDFULLSCREEN) {
directx_fullscreen *dxfull =
(directx_fullscreen *)msg.lParam;
if (!dxfull) {
fprintf(stderr, "Aieee! "
"No lParam for WM_DDFULLSCREEN\n");
exit(1);
}
DPRINT_MODE("Set coop level\n");
dxfull->hr = IDirectDraw2_SetCooperativeLevel(
dxfull->priv->lpddext, dxfull->priv->hWnd,
DDSCL_EXCLUSIVE | DDSCL_FULLSCREEN);
if (FAILED(dxfull->hr))
DPRINT_MODE("SetCooperativeLevel failed %x\n",
dxfull->hr);
DPRINT_MODE("Set fullscreen mode "
"(%i,%i) size %d\n",
dxfull->mode->visible.x,
dxfull->mode->visible.y,
GT_SIZE(dxfull->mode->graphtype));
dxfull->hr = IDirectDraw2_SetDisplayMode(
dxfull->priv->lpddext,
dxfull->mode->visible.x,
dxfull->mode->visible.y,
GT_SIZE(dxfull->mode->graphtype), 0, 0);
if (FAILED(dxfull->hr))
DPRINT_MODE("SetDisplayMode failed %x\n",
dxfull->hr);
SetEvent(dxfull->event);
continue;
}
if (msg.hwnd == NULL && msg.message == WM_DDHOTKEY) {
if (msg.wParam) {
DPRINT("Grab hotkeys\n");
RegisterHotKey(priv->hWnd, 0x0000,
MOD_ALT, VK_TAB);
RegisterHotKey(priv->hWnd, 0x0001,
MOD_ALT | MOD_SHIFT, VK_TAB);
RegisterHotKey(priv->hWnd, 0x0002,
MOD_ALT, VK_F4);
}
else {
DPRINT("Ungrab hotkeys\n");
UnregisterHotKey(priv->hWnd, 0x0000);
UnregisterHotKey(priv->hWnd, 0x0001);
UnregisterHotKey(priv->hWnd, 0x0002);
}
continue;
}
TranslateMessage(&msg);
DispatchMessage(&msg);
}
DPRINT("Helper thread terminating\n");
#ifndef __CYGWIN__
_endthreadex(msg.wParam);
#endif
return msg.wParam;
}
static int ResizeDD(int fullscreen)
{
HRESULT ddrval;
DDSURFACEDESC ddsd;
/*DDCAPS2 ddscaps; */
LPDIRECTDRAWCLIPPER pClipper;
int dxwidth;
int dxheight;
int dxbpp;
// free DirectX objects
if (lpSurfaces[0])
IDirectDrawSurface_Release(lpSurfaces[0]);
lpSurfaces[0] = NULL;
if (dxPalette)
IDirectDrawPalette_Release(dxPalette);
dxPalette = NULL;
/* Set cooperative level */
ddrval = IDirectDraw2_SetCooperativeLevel(lpDD2, hWnd,
fullscreen
? (DDSCL_FULLSCREEN |
DDSCL_EXCLUSIVE |
DDSCL_ALLOWREBOOT)
: DDSCL_NORMAL);
if (ddrval != DD_OK) {
DeInitDD();
x_error("Failed to set cooperative level");
return 0;
}
if (fullscreen) {
if (sscanf(dxsize, "%ix%ix%i", &dxwidth, &dxheight, &dxbpp) != 3) {
dxwidth = DXWIDTH;
dxheight = DXHEIGHT;
dxbpp = DXBPP;
}
displayX = dxwidth;
displayY = dxheight;
bitDepth = dxbpp;
if (bitDepth < 10)
bitDepth = 8;
if (bitDepth >= 10 && bitDepth < 20)
bitDepth = 16;
if (bitDepth >= 20 && bitDepth < 28)
bitDepth = 24;
if (bitDepth >= 32 && bitDepth < 32)
bitDepth = 32;
/* set resolution and bit depth */
ddrval =
IDirectDraw2_SetDisplayMode(lpDD2, displayX, displayY,
bitDepth, 0, 0);
if (ddrval != DD_OK) {
/* The display mode cannot be changed.
The mode is either not supported or
another application has exclusive mode.
Try 320x200x256 and 640x480x256 modes before giving up */
displayX = 320;
displayY = 200;
bitDepth = 8;
ddrval =
IDirectDraw2_SetDisplayMode(lpDD2, displayX, displayY,
bitDepth, 0, 0);
if (ddrval != DD_OK) {
displayY = 240;
if (ddrval != DD_OK) {
displayX = 640;
displayY = 480;
ddrval =
IDirectDraw2_SetDisplayMode(lpDD2, displayX,
displayY, bitDepth, 0,
0);
if (ddrval != DD_OK) {
/* Bad luck... give up. */
DeInitDD();
return 0;
}
}
}
}
SetRect(&rcViewport, 0, 0, displayX, displayY);
rcScreen = rcViewport;
} else {
/* Get the dimensions of the viewport and screen bounds */
GetClientRect(hWnd, &rcViewport);
GetClientRect(hWnd, &rcScreen);
ClientToScreen(hWnd, (POINT *) & rcScreen.left);
ClientToScreen(hWnd, (POINT *) & rcScreen.right);
/*bitDepth = GetDeviceCaps (hDC, BITSPIXEL); */
/* Create clipper object for window */
ddrval = IDirectDraw_CreateClipper(lpDD, 0, &pClipper, NULL);
if (ddrval != DD_OK) {
DeInitDD();
x_error("Failed to create clipper object");
return 0;
}
/* Asociate it */
IDirectDrawClipper_SetHWnd(pClipper, 0, hWnd);
}
/* Create the primary surface with one back buffer */
CalculateBITMAPINFO(); // calculate BITMAPINFO structure
memset(&ddsd, 0, sizeof(ddsd));
ddsd.dwSize = sizeof(ddsd);
ddsd.dwFlags = DDSD_CAPS;
ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE;
ddrval = IDirectDraw_CreateSurface(lpDD, &ddsd, &lpSurfaces[0], NULL);
if (ddrval != DD_OK) {
DeInitDD();
x_error("Failed to create flipping surface");
return 0;
}
if (!fullscreen) {
IDirectDrawSurface_SetClipper(lpSurfaces[0], pClipper);
IDirectDrawClipper_Release(pClipper);
if (IDirectDrawSurface_GetSurfaceDesc(lpSurfaces[0], &ddsd) !=
DD_OK) {
DeInitDD();
x_error("Failed to get pixel format");
return 0;
}
bitDepth = ddsd.ddpfPixelFormat.u1.dwRGBBitCount;
}
if (bitDepth == 8) {
/* create palette */
ddrval =
IDirectDraw_CreatePalette(lpDD, DDPCAPS_8BIT,
(LPPALETTEENTRY) bmp->bmiColors,
&dxPalette, NULL);
if (ddrval != DD_OK) {
DeInitDD();
x_error("Failed to create palette");
return 0;
}
/* set palette */
IDirectDrawSurface_SetPalette(lpSurfaces[0], dxPalette);
}
if (fullscreen)
SetCursor(NULL);
needredraw = 1;
return 1;
}
