already_AddRefed<layers::SharedSurfaceTextureClient>
SurfaceFactory::NewTexClient(const gfx::IntSize& size)
{
while (!mRecycleFreePool.empty()) {
RefPtr<layers::SharedSurfaceTextureClient> cur = mRecycleFreePool.front();
mRecycleFreePool.pop();
if (cur->Surf()->mSize == size) {
return cur.forget();
}
StopRecycling(cur);
}
UniquePtr<SharedSurface> surf = Move(CreateShared(size));
if (!surf)
return nullptr;
RefPtr<layers::SharedSurfaceTextureClient> ret;
ret = new layers::SharedSurfaceTextureClient(mAllocator, mFlags, Move(surf), this);
StartRecycling(ret);
return ret.forget();
}
UniquePtr<SharedSurface>
SurfaceFactory::NewSharedSurface(const gfx::IntSize& size)
{
// Attempt to reuse an old surface.
while (!mScraps.Empty()) {
UniquePtr<SharedSurface> cur = mScraps.Pop();
if (cur->mSize == size)
return Move(cur);
// Let `cur` be destroyed as it falls out of scope, if it wasn't
// moved.
}
return CreateShared(size);
}
SharedSurface*
SurfaceFactory::NewSharedSurface(const gfx::IntSize& size)
{
// Attempt to reuse an old surface.
while (!mScraps.empty()) {
SharedSurface* cur = mScraps.front();
mScraps.pop();
if (cur->mSize == size)
return cur;
// Destroy old surfaces of the wrong size.
delete cur;
}
SharedSurface* ret = CreateShared(size);
return ret;
}
static status_t
OpenHook(const char *name, uint32 flags, void **cookie)
{
status_t ret = B_OK;
pci_info *pcii = &gPd->pcii;
uint32 tmpUlong;
TRACE("OpenHook (%s, %ld)\n", name, flags);
ACQUIRE_BEN(gPd->kernel);
if (gPd->isOpen)
goto markAsOpen;
/* Enable memory mapped IO and VGA I/O */
tmpUlong = get_pci(PCI_command, 2);
tmpUlong |= PCI_command_memory;
tmpUlong |= PCI_command_io;
set_pci(PCI_command, 2, tmpUlong);
if ((ret = CreateShared()) != B_OK)
goto done;
if ((ret = CheckCapabilities()) != B_OK)
goto freeShared;
if ((ret = MapDevice()) != B_OK)
goto freeShared;
markAsOpen:
gPd->isOpen++;
*cookie = gPd;
goto done;
freeShared:
FreeShared();
done:
RELEASE_BEN(gPd->kernel);
TRACE("OpenHook: %ld\n", ret);
return ret;
}
