Sweden-Number/dlls/ddraw/main.c

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/* DirectDraw Base Functions
*
* Copyright 1997-1999 Marcus Meissner
* Copyright 1998 Lionel Ulmer (most of Direct3D stuff)
* Copyright 2000-2001 TransGaming Technologies Inc.
*
* This file contains the (internal) driver registration functions,
* driver enumeration APIs and DirectDraw creation functions.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#define GLPRIVATE_NO_REDEFINE
#include "config.h"
#include "wine/port.h"
#include <assert.h>
#include <stdarg.h>
#include <string.h>
#include <stdlib.h>
#define COBJMACROS
#include "windef.h"
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#include "winbase.h"
#include "winnls.h"
#include "winerror.h"
#include "wingdi.h"
#include "wine/exception.h"
#include "excpt.h"
#include "ddraw.h"
#include "d3d.h"
/* This for all the enumeration and creation of D3D-related objects */
#include "ddraw_private.h"
#include "wine/debug.h"
#include "wine/library.h"
#include "gl_private.h"
#undef GLPRIVATE_NO_REDEFINE
#define MAX_DDRAW_DRIVERS 3
static const ddraw_driver* DDRAW_drivers[MAX_DDRAW_DRIVERS];
static int DDRAW_num_drivers; /* = 0 */
static int DDRAW_default_driver;
void (*wine_tsx11_lock_ptr)(void) = NULL;
void (*wine_tsx11_unlock_ptr)(void) = NULL;
WINE_DEFAULT_DEBUG_CHANNEL(ddraw);
/**********************************************************************/
typedef struct {
LPVOID lpCallback;
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LPVOID lpContext;
} DirectDrawEnumerateProcData;
BOOL opengl_initialized = 0;
#ifdef HAVE_OPENGL
#include "opengl_private.h"
static void *gl_handle = NULL;
#define GL_API_FUNCTION(f) typeof(f) * p##f;
#include "gl_api.h"
#undef GL_API_FUNCTION
#ifndef SONAME_LIBGL
#define SONAME_LIBGL "libGL.so"
#endif
static BOOL DDRAW_bind_to_opengl( void )
{
const char *glname = SONAME_LIBGL;
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gl_handle = wine_dlopen(glname, RTLD_NOW, NULL, 0);
if (!gl_handle) {
WARN("Wine cannot find the OpenGL graphics library (%s).\n",glname);
return FALSE;
}
#define GL_API_FUNCTION(f) \
if((p##f = wine_dlsym(gl_handle, #f, NULL, 0)) == NULL) \
{ \
WARN("Can't find symbol %s\n", #f); \
goto sym_not_found; \
}
#include "gl_api.h"
#undef GL_API_FUNCTION
/* And now calls the function to initialize the various fields for the rendering devices */
return d3ddevice_init_at_startup(gl_handle);
sym_not_found:
WARN("Wine cannot find certain functions that it needs inside the OpenGL\n"
"graphics library. To enable Wine to use OpenGL please upgrade\n"
"your OpenGL libraries\n");
wine_dlclose(gl_handle, NULL, 0);
gl_handle = NULL;
return FALSE;
}
#endif /* HAVE_OPENGL */
BOOL s3tc_initialized = 0;
static void *s3tc_handle = NULL;
FUNC_FETCH_2D_TEXEL_RGBA_DXT1 fetch_2d_texel_rgba_dxt1;
FUNC_FETCH_2D_TEXEL_RGBA_DXT3 fetch_2d_texel_rgba_dxt3;
FUNC_FETCH_2D_TEXEL_RGBA_DXT5 fetch_2d_texel_rgba_dxt5;
#ifndef SONAME_LIBTXC_DXTN
#define SONAME_LIBTXC_DXTN "libtxc_dxtn.so"
#endif
static BOOL DDRAW_bind_to_s3tc( void )
{
const char * const s3tcname = SONAME_LIBTXC_DXTN;
s3tc_handle = wine_dlopen(s3tcname, RTLD_NOW, NULL, 0);
if (!s3tc_handle) {
TRACE("No S3TC software decompression library seems to be present (%s).\n",s3tcname);
return FALSE;
}
TRACE("Found S3TC software decompression library (%s).\n",s3tcname);
#define API_FUNCTION(f) \
if((f = wine_dlsym(s3tc_handle, #f, NULL, 0)) == NULL) \
{ \
WARN("Can't find symbol %s\n", #f); \
goto sym_not_found; \
}
API_FUNCTION(fetch_2d_texel_rgba_dxt1);
API_FUNCTION(fetch_2d_texel_rgba_dxt3);
API_FUNCTION(fetch_2d_texel_rgba_dxt5);
#undef API_FUNCTION
return TRUE;
sym_not_found:
WARN("Wine cannot find functions that are necessary for S3TC software decompression\n");
wine_dlclose(s3tc_handle, NULL, 0);
s3tc_handle = NULL;
return FALSE;
}
/*******************************************************************************
* DirectDrawEnumerateExA (DDRAW.@)
*
* Enumerates all DirectDraw devices installed on the system.
*
* PARAMS
* lpCallback [I] DDEnumCallbackEx function to be called with a description of
* each enumerated HAL.
* lpContext [I] application-defined value to be passed to the callback.
* dwFlags [I] Specifies the enumeration scope. see msdn.
*
* RETURNS
* Success: DD_OK.
* Failure: DDERR_INVALIDPARAMS
*/
HRESULT WINAPI DirectDrawEnumerateExA(
LPDDENUMCALLBACKEXA lpCallback, LPVOID lpContext, DWORD dwFlags)
{
int i;
BOOL stop = FALSE;
TRACE("(%p,%p, %08lx)\n", lpCallback, lpContext, dwFlags);
if (TRACE_ON(ddraw)) {
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TRACE(" Flags : ");
if (dwFlags & DDENUM_ATTACHEDSECONDARYDEVICES)
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TRACE("DDENUM_ATTACHEDSECONDARYDEVICES ");
if (dwFlags & DDENUM_DETACHEDSECONDARYDEVICES)
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TRACE("DDENUM_DETACHEDSECONDARYDEVICES ");
if (dwFlags & DDENUM_NONDISPLAYDEVICES)
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TRACE("DDENUM_NONDISPLAYDEVICES ");
TRACE("\n");
}
for (i=0; i<DDRAW_num_drivers; i++)
{
TRACE("Enumerating %s/%s interface\n",
DDRAW_drivers[i]->info->szDriver,
DDRAW_drivers[i]->info->szDescription);
/* We have to pass NULL from the primary display device.
* RoadRage chapter 6's enumeration routine expects it. */
__TRY
{
if (!lpCallback((DDRAW_default_driver == i) ? NULL
:(LPGUID)&DDRAW_drivers[i]->info->guidDeviceIdentifier,
(LPSTR)DDRAW_drivers[i]->info->szDescription,
(LPSTR)DDRAW_drivers[i]->info->szDriver,
lpContext, 0))
stop = TRUE;
}
__EXCEPT_PAGE_FAULT
{
return E_INVALIDARG;
}
__ENDTRY
if (stop) return DD_OK;
}
/* Unsupported flags */
if (dwFlags & DDENUM_NONDISPLAYDEVICES) {
FIXME("no non-display devices supported.\n");
}
if (dwFlags & DDENUM_DETACHEDSECONDARYDEVICES) {
FIXME("no detached secondary devices supported.\n");
}
return DD_OK;
}
/*******************************************************************************
* DirectDrawEnumerateExW (DDRAW.@)
*/
static BOOL CALLBACK DirectDrawEnumerateExProcW(
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GUID *lpGUID, LPSTR lpDriverDescription, LPSTR lpDriverName,
LPVOID lpContext, HMONITOR hm)
{
INT len;
BOOL bResult;
LPWSTR lpDriverDescriptionW, lpDriverNameW;
DirectDrawEnumerateProcData *pEPD = (DirectDrawEnumerateProcData*)lpContext;
len = MultiByteToWideChar( CP_ACP, 0, lpDriverDescription, -1, NULL, 0 );
lpDriverDescriptionW = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) );
MultiByteToWideChar( CP_ACP, 0, lpDriverDescription, -1, lpDriverDescriptionW, len );
len = MultiByteToWideChar( CP_ACP, 0, lpDriverName, -1, NULL, 0 );
lpDriverNameW = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) );
MultiByteToWideChar( CP_ACP, 0, lpDriverName, -1, lpDriverNameW, len );
bResult = (*(LPDDENUMCALLBACKEXW *) pEPD->lpCallback)(lpGUID, lpDriverDescriptionW,
lpDriverNameW, pEPD->lpContext, hm);
HeapFree(GetProcessHeap(), 0, lpDriverDescriptionW);
HeapFree(GetProcessHeap(), 0, lpDriverNameW);
return bResult;
}
HRESULT WINAPI DirectDrawEnumerateExW(
LPDDENUMCALLBACKEXW lpCallback, LPVOID lpContext, DWORD dwFlags)
{
DirectDrawEnumerateProcData epd;
epd.lpCallback = (LPVOID) lpCallback;
epd.lpContext = lpContext;
return DirectDrawEnumerateExA(DirectDrawEnumerateExProcW, (LPVOID) &epd, 0);
}
/***********************************************************************
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* DirectDrawEnumerateA (DDRAW.@)
*/
static BOOL CALLBACK DirectDrawEnumerateProcA(
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GUID *lpGUID, LPSTR lpDriverDescription, LPSTR lpDriverName,
LPVOID lpContext, HMONITOR hm)
{
DirectDrawEnumerateProcData *pEPD = (DirectDrawEnumerateProcData*)lpContext;
return ((LPDDENUMCALLBACKA) pEPD->lpCallback)(
lpGUID, lpDriverDescription, lpDriverName, pEPD->lpContext);
}
HRESULT WINAPI DirectDrawEnumerateA(
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LPDDENUMCALLBACKA lpCallback, LPVOID lpContext)
{
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DirectDrawEnumerateProcData epd;
epd.lpCallback = (LPVOID) lpCallback;
epd.lpContext = lpContext;
return DirectDrawEnumerateExA(DirectDrawEnumerateProcA, (LPVOID) &epd, 0);
}
/***********************************************************************
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* DirectDrawEnumerateW (DDRAW.@)
*/
static BOOL WINAPI DirectDrawEnumerateProcW(
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GUID *lpGUID, LPWSTR lpDriverDescription, LPWSTR lpDriverName,
LPVOID lpContext, HMONITOR hm)
{
DirectDrawEnumerateProcData *pEPD = (DirectDrawEnumerateProcData*)lpContext;
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return ((LPDDENUMCALLBACKW) pEPD->lpCallback)(
lpGUID, lpDriverDescription, lpDriverName, pEPD->lpContext);
}
HRESULT WINAPI DirectDrawEnumerateW(
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LPDDENUMCALLBACKW lpCallback, LPVOID lpContext)
{
DirectDrawEnumerateProcData epd;
epd.lpCallback = (LPVOID) lpCallback;
epd.lpContext = lpContext;
return DirectDrawEnumerateExW(DirectDrawEnumerateProcW, (LPVOID) &epd, 0);
}
/***********************************************************************
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* DirectDrawCreate (DDRAW.@)
*/
const ddraw_driver* DDRAW_FindDriver(const GUID* pGUID)
{
static const GUID zeroGUID; /* gets zero-inited */
TRACE("(%s)\n", pGUID ? debugstr_guid(pGUID) : "(null)");
if (DDRAW_num_drivers == 0) return NULL;
if (pGUID == (LPGUID)DDCREATE_EMULATIONONLY
|| pGUID == (LPGUID)DDCREATE_HARDWAREONLY)
pGUID = NULL;
if (pGUID == NULL || memcmp(pGUID, &zeroGUID, sizeof(GUID)) == 0)
{
/* Use the default driver. */
return DDRAW_drivers[DDRAW_default_driver];
}
else
{
/* Look for a matching GUID. */
int i;
for (i=0; i < DDRAW_num_drivers; i++)
{
if (IsEqualGUID(pGUID,
&DDRAW_drivers[i]->info->guidDeviceIdentifier))
break;
}
if (i < DDRAW_num_drivers)
{
return DDRAW_drivers[i];
}
else
{
ERR("(%s): did not recognize requested GUID.\n",debugstr_guid(pGUID));
return NULL;
}
}
}
static HRESULT DDRAW_Create(
LPGUID lpGUID, LPVOID *lplpDD, LPUNKNOWN pUnkOuter, REFIID iid, BOOL ex
) {
const ddraw_driver* driver;
LPDIRECTDRAW7 pDD;
HRESULT hr;
TRACE("(%s,%p,%p,%d)\n", debugstr_guid(lpGUID), lplpDD, pUnkOuter, ex);
if (DDRAW_num_drivers == 0)
{
WARN("no DirectDraw drivers registered\n");
return DDERR_INVALIDDIRECTDRAWGUID;
}
if (lpGUID == (LPGUID)DDCREATE_EMULATIONONLY
|| lpGUID == (LPGUID)DDCREATE_HARDWAREONLY)
lpGUID = NULL;
if (pUnkOuter != NULL)
return DDERR_INVALIDPARAMS; /* CLASS_E_NOAGGREGATION? */
driver = DDRAW_FindDriver(lpGUID);
if (driver == NULL) return DDERR_INVALIDDIRECTDRAWGUID;
hr = driver->create(lpGUID, &pDD, pUnkOuter, ex);
if (FAILED(hr)) return hr;
hr = IDirectDraw7_QueryInterface(pDD, iid, lplpDD);
IDirectDraw7_Release(pDD);
return hr;
}
/***********************************************************************
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* DirectDrawCreate (DDRAW.@)
*
* Only creates legacy IDirectDraw interfaces.
* Cannot create IDirectDraw7 interfaces.
* In theory.
*/
HRESULT WINAPI DirectDrawCreate(
LPGUID lpGUID, LPDIRECTDRAW* lplpDD, LPUNKNOWN pUnkOuter
) {
TRACE("(%s,%p,%p)\n", debugstr_guid(lpGUID), lplpDD, pUnkOuter);
return DDRAW_Create(lpGUID, (LPVOID*) lplpDD, pUnkOuter, &IID_IDirectDraw, FALSE);
}
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/***********************************************************************
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* DirectDrawCreateEx (DDRAW.@)
*
* Only creates new IDirectDraw7 interfaces.
* Supposed to fail if legacy interfaces are requested.
* In theory.
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*/
HRESULT WINAPI DirectDrawCreateEx(
LPGUID lpGUID, LPVOID* lplpDD, REFIID iid, LPUNKNOWN pUnkOuter
) {
TRACE("(%s,%p,%s,%p)\n", debugstr_guid(lpGUID), lplpDD, debugstr_guid(iid), pUnkOuter);
if (!IsEqualGUID(iid, &IID_IDirectDraw7))
return DDERR_INVALIDPARAMS;
return DDRAW_Create(lpGUID, lplpDD, pUnkOuter, iid, TRUE);
}
extern HRESULT Uninit_DirectDraw_Create(const GUID*, LPDIRECTDRAW7*,
LPUNKNOWN, BOOL);
/* This is for the class factory. */
static HRESULT DDRAW_CreateDirectDraw(IUnknown* pUnkOuter, REFIID iid,
LPVOID* ppObj)
{
LPDIRECTDRAW7 pDD;
HRESULT hr;
BOOL ex;
TRACE("(%p,%s,%p)\n", pUnkOuter, debugstr_guid(iid), ppObj);
/* This is a mighty hack :-) */
if (IsEqualGUID(iid, &IID_IDirectDraw7))
ex = TRUE;
else
ex = FALSE;
hr = Uninit_DirectDraw_Create(NULL, &pDD, pUnkOuter, ex);
if (FAILED(hr)) return hr;
hr = IDirectDraw7_QueryInterface(pDD, iid, ppObj);
IDirectDraw_Release(pDD);
return hr;
}
/******************************************************************************
* DirectDraw ClassFactory
*/
typedef struct {
ICOM_VFIELD_MULTI(IClassFactory);
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LONG ref;
HRESULT (*pfnCreateInstance)(IUnknown *pUnkOuter, REFIID iid,
LPVOID *ppObj);
} IClassFactoryImpl;
struct object_creation_info
{
const CLSID *clsid;
HRESULT (*pfnCreateInstance)(IUnknown *pUnkOuter, REFIID riid,
LPVOID *ppObj);
};
/* There should be more, but these are the only ones listed in the header
* file. */
extern HRESULT DDRAW_CreateDirectDrawClipper(IUnknown *pUnkOuter, REFIID riid,
LPVOID *ppObj);
static const struct object_creation_info object_creation[] =
{
{ &CLSID_DirectDraw, DDRAW_CreateDirectDraw },
{ &CLSID_DirectDraw7, DDRAW_CreateDirectDraw },
{ &CLSID_DirectDrawClipper, DDRAW_CreateDirectDrawClipper }
};
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static HRESULT WINAPI
DDCF_QueryInterface(LPCLASSFACTORY iface,REFIID riid,LPVOID *ppobj)
{
IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
TRACE("(%p)->(%s,%p)\n", This, debugstr_guid(riid), ppobj);
if (IsEqualGUID(riid, &IID_IUnknown)
|| IsEqualGUID(riid, &IID_IClassFactory))
{
IClassFactory_AddRef(iface);
*ppobj = This;
return S_OK;
}
WARN("(%p)->(%s,%p),not found\n",This,debugstr_guid(riid),ppobj);
return E_NOINTERFACE;
}
static ULONG WINAPI DDCF_AddRef(LPCLASSFACTORY iface)
{
IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
ULONG ref = InterlockedIncrement(&This->ref);
TRACE("(%p)->() incrementing from %ld.\n", This, ref - 1);
return ref;
}
static ULONG WINAPI DDCF_Release(LPCLASSFACTORY iface)
{
IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
ULONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p)->() decrementing from %ld.\n", This, ref+1);
if (ref == 0)
HeapFree(GetProcessHeap(), 0, This);
return ref;
}
static HRESULT WINAPI DDCF_CreateInstance(
LPCLASSFACTORY iface,LPUNKNOWN pOuter,REFIID riid,LPVOID *ppobj
)
{
IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
TRACE("(%p)->(%p,%s,%p)\n",This,pOuter,debugstr_guid(riid),ppobj);
return This->pfnCreateInstance(pOuter, riid, ppobj);
}
static HRESULT WINAPI DDCF_LockServer(LPCLASSFACTORY iface,BOOL dolock)
{
IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
FIXME("(%p)->(%d),stub!\n",This,dolock);
return S_OK;
}
static const IClassFactoryVtbl DDCF_Vtbl =
{
DDCF_QueryInterface,
DDCF_AddRef,
DDCF_Release,
DDCF_CreateInstance,
DDCF_LockServer
};
/*******************************************************************************
* DllGetClassObject [DDRAW.@]
* Retrieves class object from a DLL object
*
* NOTES
* Docs say returns STDAPI
*
* PARAMS
* rclsid [I] CLSID for the class object
* riid [I] Reference to identifier of interface for class object
* ppv [O] Address of variable to receive interface pointer for riid
*
* RETURNS
* Success: S_OK
* Failure: CLASS_E_CLASSNOTAVAILABLE, E_OUTOFMEMORY, E_INVALIDARG,
* E_UNEXPECTED
*/
HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
{
unsigned int i;
IClassFactoryImpl *factory;
TRACE("(%s,%s,%p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
if ( !IsEqualGUID( &IID_IClassFactory, riid )
&& ! IsEqualGUID( &IID_IUnknown, riid) )
return E_NOINTERFACE;
for (i=0; i < sizeof(object_creation)/sizeof(object_creation[0]); i++)
{
if (IsEqualGUID(object_creation[i].clsid, rclsid))
break;
}
if (i == sizeof(object_creation)/sizeof(object_creation[0]))
{
FIXME("%s: no class found.\n", debugstr_guid(rclsid));
return CLASS_E_CLASSNOTAVAILABLE;
}
factory = HeapAlloc(GetProcessHeap(), 0, sizeof(*factory));
if (factory == NULL) return E_OUTOFMEMORY;
ICOM_INIT_INTERFACE(factory, IClassFactory, DDCF_Vtbl);
factory->ref = 1;
factory->pfnCreateInstance = object_creation[i].pfnCreateInstance;
*ppv = ICOM_INTERFACE(factory, IClassFactory);
return S_OK;
}
/*******************************************************************************
* DllCanUnloadNow [DDRAW.@] Determines whether the DLL is in use.
*
* RETURNS
* Success: S_OK
* Failure: S_FALSE
*/
HRESULT WINAPI DllCanUnloadNow(void)
{
FIXME("(void): stub\n");
return S_FALSE;
}
/******************************************************************************
* Initialisation
*/
/* Choose which driver is considered the primary display driver. It will
* be created when we get a NULL guid for the DirectDrawCreate(Ex). */
static int DDRAW_ChooseDefaultDriver(void)
{
int i;
int best = 0;
int best_score = 0;
assert(DDRAW_num_drivers > 0);
/* This algorithm is really stupid. */
for (i=0; i < DDRAW_num_drivers; i++)
{
if (DDRAW_drivers[i]->preference > best_score)
{
best_score = DDRAW_drivers[i]->preference;
best = i;
}
}
assert(best_score > 0);
return best;
}
/***********************************************************************
* DllMain (DDRAW.0)
*/
BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
{
/* If we were sufficiently cool, DDraw drivers would just be COM
* objects, registered with a particular component category. */
DDRAW_HAL_Init(hInstDLL, fdwReason, lpv);
DDRAW_User_Init(hInstDLL, fdwReason, lpv);
if (fdwReason == DLL_PROCESS_ATTACH)
{
HMODULE mod;
DisableThreadLibraryCalls(hInstDLL);
mod = GetModuleHandleA( "winex11.drv" );
if (mod)
{
wine_tsx11_lock_ptr = (void *)GetProcAddress( mod, "wine_tsx11_lock" );
wine_tsx11_unlock_ptr = (void *)GetProcAddress( mod, "wine_tsx11_unlock" );
}
#ifdef HAVE_OPENGL
opengl_initialized = DDRAW_bind_to_opengl();
#endif /* HAVE_OPENGL */
s3tc_initialized = DDRAW_bind_to_s3tc();
if (DDRAW_num_drivers > 0)
DDRAW_default_driver = DDRAW_ChooseDefaultDriver();
}
return TRUE;
}
/* Register a direct draw driver. This should be called from your init
* function. (That's why there is no locking: your init func is called from
* our DllInit, which is serialised.) */
void DDRAW_register_driver(const ddraw_driver *driver)
{
int i;
for (i = 0; i < DDRAW_num_drivers; i++)
{
if (DDRAW_drivers[i] == driver)
{
ERR("Driver reregistering %p\n", driver);
return;
}
}
if (DDRAW_num_drivers == sizeof(DDRAW_drivers)/sizeof(DDRAW_drivers[0]))
{
ERR("too many DDRAW drivers\n");
return;
}
DDRAW_drivers[DDRAW_num_drivers++] = driver;
}
/* This totally doesn't belong here. */
LONG DDRAW_width_bpp_to_pitch(DWORD width, DWORD bpp)
{
LONG pitch;
assert(bpp != 0); /* keeps happening... */
if (bpp == 15) bpp = 16;
pitch = width * (bpp / 8);
return pitch + (8 - (pitch % 8)) % 8;
}