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mirror of https://github.com/narzoul/DDrawCompat synced 2024-12-30 08:55:36 +01:00
DDrawCompat/DDrawCompat/DDraw/DirectDraw.cpp
2024-07-01 23:52:24 +02:00

378 lines
11 KiB
C++

#include <map>
#include <set>
#include <Common/Comparison.h>
#include <Common/CompatPtr.h>
#include <Common/CompatVtable.h>
#include <Common/Log.h>
#include <Config/Settings/AltTabFix.h>
#include <Config/Settings/PalettizedTextures.h>
#include <Config/Settings/SoftwareDevice.h>
#include <D3dDdi/Adapter.h>
#include <D3dDdi/Device.h>
#include <D3dDdi/KernelModeThunks.h>
#include <D3dDdi/Resource.h>
#include <D3dDdi/SurfaceRepository.h>
#include <DDraw/DirectDraw.h>
#include <DDraw/DirectDrawSurface.h>
#include <DDraw/LogUsedResourceFormat.h>
#include <DDraw/RealPrimarySurface.h>
#include <DDraw/ScopedThreadLock.h>
#include <DDraw/Surfaces/PalettizedTexture.h>
#include <DDraw/Surfaces/PrimarySurface.h>
#include <DDraw/Surfaces/TagSurface.h>
#include <DDraw/Visitors/DirectDrawVtblVisitor.h>
#include <Gdi/WinProc.h>
#include <Win32/DisplayMode.h>
#include <Win32/Thread.h>
namespace
{
WNDPROC g_origDDrawWindowProc = nullptr;
LRESULT handleActivateApp(HWND hwnd, WPARAM wParam, LPARAM lParam, WNDPROC origWndProc);
LRESULT handleSize(HWND hwnd, WPARAM wParam, LPARAM lParam);
template <typename TDirectDraw, typename TSurfaceDesc, typename TSurface>
HRESULT STDMETHODCALLTYPE CreateSurface(
TDirectDraw* This, TSurfaceDesc* lpDDSurfaceDesc, TSurface** lplpDDSurface, IUnknown* pUnkOuter)
{
if (!This || !lpDDSurfaceDesc || !lplpDDSurface)
{
return getOrigVtable(This).CreateSurface(This, lpDDSurfaceDesc, lplpDDSurface, pUnkOuter);
}
DDSURFACEDESC2 desc2 = {};
memcpy(&desc2, lpDDSurfaceDesc, sizeof(*lpDDSurfaceDesc));
DDraw::LogUsedResourceFormat logUsedResourceFormat(desc2, reinterpret_cast<IUnknown*&>(*lplpDDSurface));
if (lpDDSurfaceDesc->ddsCaps.dwCaps & DDSCAPS_PRIMARYSURFACE)
{
return DDraw::PrimarySurface::create<TDirectDraw>(*This, *lpDDSurfaceDesc, *lplpDDSurface);
}
TSurfaceDesc desc = *lpDDSurfaceDesc;
if (!D3dDdi::SurfaceRepository::inCreateSurface())
{
const bool isPalettized = (desc.dwFlags & DDSD_PIXELFORMAT)
? (desc.ddpfPixelFormat.dwFlags & DDPF_PALETTEINDEXED8)
: (Win32::DisplayMode::getBpp() <= 8);
if (&IID_IDirect3DHALDevice == Config::softwareDevice.get())
{
if ((desc.ddsCaps.dwCaps & DDSCAPS_SYSTEMMEMORY) &&
!(desc.ddsCaps.dwCaps & DDSCAPS_3DDEVICE) &&
isPalettized)
{
desc.ddsCaps.dwCaps |= DDSCAPS_TEXTURE;
desc.ddsCaps.dwCaps &= ~DDSCAPS_OFFSCREENPLAIN;
}
if (desc.ddsCaps.dwCaps & DDSCAPS_SYSTEMMEMORY &&
(desc.ddsCaps.dwCaps & (DDSCAPS_TEXTURE | DDSCAPS_3DDEVICE | DDSCAPS_ZBUFFER)))
{
desc.ddsCaps.dwCaps &= ~DDSCAPS_SYSTEMMEMORY;
desc.ddsCaps.dwCaps |= DDSCAPS_VIDEOMEMORY;
}
}
if (isPalettized && (desc.ddsCaps.dwCaps & DDSCAPS_TEXTURE))
{
if (Config::palettizedTextures.get())
{
if (!(desc.ddsCaps.dwCaps & DDSCAPS_SYSTEMMEMORY))
{
return DDraw::PalettizedTexture::create<TDirectDraw>(*This, desc, *lplpDDSurface);
}
}
else if (desc.ddsCaps.dwCaps & DDSCAPS_VIDEOMEMORY)
{
return DDERR_UNSUPPORTED;
}
else
{
desc.ddsCaps.dwCaps |= DDSCAPS_SYSTEMMEMORY;
}
}
}
return DDraw::Surface::create<TDirectDraw>(*This, desc, *lplpDDSurface,
std::make_unique<DDraw::Surface>(desc.dwFlags, lpDDSurfaceDesc->ddsCaps.dwCaps));
}
template <typename TDirectDraw>
HRESULT STDMETHODCALLTYPE FlipToGDISurface(TDirectDraw* /*This*/)
{
return DDraw::PrimarySurface::flipToGdiSurface();
}
template <typename TDirectDraw, typename TSurface>
HRESULT STDMETHODCALLTYPE GetGDISurface(TDirectDraw* /*This*/, TSurface** lplpGDIDDSSurface)
{
if (!lplpGDIDDSSurface)
{
return DDERR_INVALIDPARAMS;
}
auto gdiSurface(DDraw::PrimarySurface::getGdiSurface());
if (!gdiSurface)
{
return DDERR_NOTFOUND;
}
*lplpGDIDDSSurface = CompatPtr<TSurface>::from(gdiSurface.get()).detach();
return DD_OK;
}
template <typename TDirectDraw>
HRESULT STDMETHODCALLTYPE RestoreAllSurfaces(TDirectDraw* This)
{
auto primary(DDraw::PrimarySurface::getPrimary());
if (primary)
{
primary.get()->lpVtbl->Restore(primary);
}
return getOrigVtable(This).RestoreAllSurfaces(This);
}
template <typename TDirectDraw>
HRESULT STDMETHODCALLTYPE SetCooperativeLevel(TDirectDraw* This, HWND hWnd, DWORD dwFlags)
{
HRESULT result = getOrigVtable(This).SetCooperativeLevel(This, hWnd, dwFlags);
const bool isFullscreen = (dwFlags & DDSCL_FULLSCREEN) && (dwFlags & DDSCL_EXCLUSIVE);
if (SUCCEEDED(result) && (isFullscreen || (dwFlags & DDSCL_NORMAL)))
{
auto tagSurface = DDraw::TagSurface::get(*CompatPtr<IDirectDraw>::from(This));
if (tagSurface)
{
const bool wasFullscreen = tagSurface->isFullscreen();
if (wasFullscreen != isFullscreen)
{
tagSurface->setFullscreenWindow(isFullscreen ? hWnd : nullptr);
}
}
}
return result;
}
template <typename TDirectDraw>
HRESULT STDMETHODCALLTYPE WaitForVerticalBlank(TDirectDraw* This, DWORD dwFlags, HANDLE hEvent)
{
DDraw::RealPrimarySurface::setUpdateReady();
DDraw::RealPrimarySurface::flush();
return getOrigVtable(This).WaitForVerticalBlank(This, dwFlags, hEvent);
}
LRESULT WINAPI ddrawWindowProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
LOG_FUNC("ddrawWindowProc", hwnd, uMsg, wParam, lParam);
switch (uMsg)
{
case WM_ACTIVATEAPP:
return LOG_RESULT(handleActivateApp(hwnd, wParam, lParam, Gdi::WinProc::getDDrawOrigWndProc(hwnd)));
case WM_SIZE:
return LOG_RESULT(handleSize(hwnd, wParam, lParam));
}
return LOG_RESULT(g_origDDrawWindowProc(hwnd, uMsg, wParam, lParam));
}
LRESULT handleActivateApp(HWND hwnd, WPARAM wParam, LPARAM lParam, WNDPROC origWndProc)
{
LOG_FUNC("DirectDraw::handleActivateApp", hwnd, wParam, lParam, origWndProc);
if (origWndProc)
{
auto tagSurface = DDraw::TagSurface::findFullscreenWindow();
if (tagSurface && tagSurface->getExclusiveOwnerThreadId() != GetCurrentThreadId() ||
Config::Settings::AltTabFix::NOACTIVATEAPP == Config::altTabFix.get())
{
if (!wParam)
{
ShowWindow(hwnd, SW_SHOWMINNOACTIVE);
}
if (Config::Settings::AltTabFix::NOACTIVATEAPP == Config::altTabFix.get() &&
0 == Config::altTabFix.getParam())
{
return LOG_RESULT(0);
}
return LOG_RESULT(CallWindowProcA(origWndProc, hwnd, WM_ACTIVATEAPP, wParam, lParam));
}
}
if (Config::Settings::AltTabFix::OFF == Config::altTabFix.get())
{
return LOG_RESULT(g_origDDrawWindowProc(hwnd, WM_ACTIVATEAPP, wParam, lParam));
}
DDraw::ScopedThreadLock lock;
const bool keepPrimary = Config::altTabFix.getParam();
std::set<DDRAWI_DDRAWSURFACE_LCL*> surfacesToRestore;
DDraw::Surface::enumSurfaces([&](const DDraw::Surface& surface)
{
auto lcl = DDraw::DirectDrawSurface::getInt(*surface.getDDS()).lpLcl;
if (!(lcl->dwFlags & DDRAWISURF_INVALID) &&
(keepPrimary || !(surface.getOrigCaps() & DDSCAPS_PRIMARYSURFACE)))
{
lcl->dwFlags |= DDRAWISURF_INVALID;
surfacesToRestore.insert(lcl);
}
});
LRESULT result = g_origDDrawWindowProc(hwnd, WM_ACTIVATEAPP, wParam, lParam);
DDraw::Surface::enumSurfaces([&](const DDraw::Surface& surface)
{
auto lcl = DDraw::DirectDrawSurface::getInt(*surface.getDDS()).lpLcl;
auto it = surfacesToRestore.find(lcl);
if (it != surfacesToRestore.end())
{
lcl->dwFlags &= ~DDRAWISURF_INVALID;
surfacesToRestore.erase(it);
}
});
if (wParam && keepPrimary)
{
auto realPrimary(DDraw::RealPrimarySurface::getSurface());
if (realPrimary)
{
realPrimary->Restore(realPrimary);
auto gdiResource = DDraw::PrimarySurface::getGdiResource();
if (gdiResource)
{
D3dDdi::Device::setGdiResourceHandle(gdiResource);
}
}
}
return LOG_RESULT(result);
}
LRESULT handleSize(HWND hwnd, WPARAM wParam, LPARAM lParam)
{
LOG_FUNC("DirectDraw::handleSize", hwnd, wParam, lParam);
LRESULT result = 0;
auto tagSurface = DDraw::TagSurface::findFullscreenWindow();
if (tagSurface && tagSurface->getExclusiveOwnerThreadId() != GetCurrentThreadId())
{
Win32::Thread::skipWaitingForExclusiveModeMutex(true);
}
result = g_origDDrawWindowProc(hwnd, WM_SIZE, wParam, lParam);
Win32::Thread::skipWaitingForExclusiveModeMutex(false);
return LOG_RESULT(result);
}
template <typename Vtable>
constexpr void setCompatVtable(Vtable& vtable)
{
vtable.CreateSurface = &CreateSurface;
vtable.FlipToGDISurface = &FlipToGDISurface;
vtable.GetGDISurface = &GetGDISurface;
vtable.SetCooperativeLevel = &SetCooperativeLevel;
vtable.WaitForVerticalBlank = &WaitForVerticalBlank;
if constexpr (std::is_same_v<Vtable, IDirectDraw4Vtbl> || std::is_same_v<Vtable, IDirectDraw7Vtbl>)
{
vtable.RestoreAllSurfaces = &RestoreAllSurfaces;
}
}
}
namespace DDraw
{
namespace DirectDraw
{
DDPIXELFORMAT getRgbPixelFormat(DWORD bpp)
{
DDPIXELFORMAT pf = {};
pf.dwSize = sizeof(pf);
pf.dwFlags = DDPF_RGB;
pf.dwRGBBitCount = bpp;
switch (bpp)
{
case 1:
pf.dwFlags |= DDPF_PALETTEINDEXED1;
break;
case 2:
pf.dwFlags |= DDPF_PALETTEINDEXED2;
break;
case 4:
pf.dwFlags |= DDPF_PALETTEINDEXED4;
break;
case 8:
pf.dwFlags |= DDPF_PALETTEINDEXED8;
break;
case 16:
pf.dwRBitMask = 0xF800;
pf.dwGBitMask = 0x07E0;
pf.dwBBitMask = 0x001F;
break;
case 24:
case 32:
pf.dwRBitMask = 0xFF0000;
pf.dwGBitMask = 0x00FF00;
pf.dwBBitMask = 0x0000FF;
break;
}
return pf;
}
void hookDDrawWindowProc(WNDPROC ddrawWndProc)
{
LOG_FUNC("DirectDraw::hookDDrawWindowProc", ddrawWndProc);
static bool isHooked = false;
if (isHooked)
{
return;
}
isHooked = true;
g_origDDrawWindowProc = ddrawWndProc;
Compat::hookFunction(reinterpret_cast<void*&>(g_origDDrawWindowProc), ddrawWindowProc, "ddrawWindowProc");
Compat::closeDbgEng();
}
void onCreate(GUID* guid, CompatRef<IDirectDraw7> dd)
{
static std::map<LUID, CompatWeakPtr<IDirectDraw7>> repositories;
auto adapterInfo = D3dDdi::KernelModeThunks::getAdapterInfo(dd);
auto it = repositories.find(adapterInfo.luid);
if (it == repositories.end())
{
CompatPtr<IDirectDraw7> repo;
CALL_ORIG_PROC(DirectDrawCreateEx)(guid, reinterpret_cast<void**>(&repo.getRef()), IID_IDirectDraw7, nullptr);
if (!repo)
{
return;
}
repo.get()->lpVtbl->SetCooperativeLevel(repo, nullptr, DDSCL_NORMAL | DDSCL_FPUPRESERVE);
it = repositories.insert({ adapterInfo.luid, repo }).first;
D3dDdi::Adapter::setRepository(adapterInfo.luid, guid, it->second);
repo.detach();
}
}
void suppressEmulatedDirectDraw(GUID*& guid)
{
if (reinterpret_cast<GUID*>(DDCREATE_EMULATIONONLY) == guid)
{
LOG_ONCE("Suppressed a request to create an emulated DirectDraw object");
guid = nullptr;
}
}
template <typename Vtable>
void hookVtable(const Vtable& vtable)
{
CompatVtable<Vtable>::hookVtable<ScopedThreadLock>(vtable);
}
template void hookVtable(const IDirectDrawVtbl&);
template void hookVtable(const IDirectDraw2Vtbl&);
template void hookVtable(const IDirectDraw4Vtbl&);
template void hookVtable(const IDirectDraw7Vtbl&);
}
}