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ddraw: Prevent mode changes when a different ddraw object is in exclusive mode.

This commit is contained in:
Henri Verbeet 2012-10-16 22:43:10 +02:00 committed by Alexandre Julliard
parent 6c3595fba8
commit 40d3a34004
1 changed files with 19 additions and 6 deletions
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25
dlls/ddraw/ddraw.c
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@ -27,6 +27,8 @@
WINE_DEFAULT_DEBUG_CHANNEL(ddraw);
static const struct ddraw *exclusive_ddraw;
/* Device identifier. Don't relay it to WineD3D */
static const DDDEVICEIDENTIFIER2 deviceidentifier =
{
@ -967,6 +969,11 @@ static HRESULT WINAPI ddraw7_SetCooperativeLevel(IDirectDraw7 *iface, HWND hwnd,
if(cooplevel & DDSCL_FPUSETUP)
WARN("(%p) Unhandled flag DDSCL_FPUSETUP, harmless\n", This);
if (cooplevel & DDSCL_EXCLUSIVE)
exclusive_ddraw = This;
else if (exclusive_ddraw == This)
exclusive_ddraw = NULL;
/* Store the cooperative_level */
This->cooperative_level = cooplevel;
TRACE("SetCooperativeLevel retuning DD_OK\n");
@ -1044,6 +1051,12 @@ static HRESULT WINAPI ddraw7_SetDisplayMode(IDirectDraw7 *iface, DWORD width, DW
wined3d_mutex_lock();
if (exclusive_ddraw && exclusive_ddraw != ddraw)
{
wined3d_mutex_unlock();
return DDERR_NOEXCLUSIVEMODE;
}
if (!width || !height)
{
/* It looks like Need for Speed Porsche Unleashed expects DD_OK here. */
@ -1061,12 +1074,6 @@ static HRESULT WINAPI ddraw7_SetDisplayMode(IDirectDraw7 *iface, DWORD width, DW
default: format = WINED3DFMT_UNKNOWN; break;
}
/* Check the exclusive mode.
* if(!(ddraw->cooperative_level & DDSCL_EXCLUSIVE))
* return DDERR_NOEXCLUSIVEMODE;
* This is WRONG. Don't know if the SDK is completely wrong and if there
* are any conditions when DDERR_NOEXCLUSIVE is returned, but Half-Life
* 1.1.1.1 (Steam version) depends on this. */
mode.width = width;
mode.height = height;
mode.refresh_rate = refresh_rate;
@ -1148,6 +1155,12 @@ static HRESULT WINAPI ddraw7_RestoreDisplayMode(IDirectDraw7 *iface)
wined3d_mutex_lock();
if (exclusive_ddraw && exclusive_ddraw != ddraw)
{
wined3d_mutex_unlock();
return DDERR_NOEXCLUSIVEMODE;
}
hr = wined3d_set_adapter_display_mode(ddraw->wined3d, WINED3DADAPTER_DEFAULT, &ddraw->original_mode);
wined3d_mutex_unlock();