void DLM_APIENTRY crDLMEndList(void)
{
CRDLMContextState *listState = CURRENT_STATE();
/* Error check: cannot call EndList without a (successful)
* preceding NewList.
*
* The caller is expected to check for glNewList within
* a glBegin/glEnd sequence.
*/
if (listState == NULL)
{
crWarning("DLM error: EndList called with no current state (%s line %d)\n",
__FILE__, __LINE__);
return;
}
if (listState->currentListInfo == NULL)
{
crdlm_error(__LINE__, __FILE__, GL_INVALID_OPERATION,
"EndList called while no display list was open");
return;
}
DLM_LOCK(listState->dlm)
/* This function will either replace the list information that's
* already present with our new list information, freeing the
* former list information; or will add the new information
* to the set of display lists, depending on whether the
* list already exists or not.
*/
crHashtableReplace(listState->dlm->displayLists,
listState->currentListIdentifier,
listState->currentListInfo, crdlm_free_list);
DLM_UNLOCK(listState->dlm)
/* reset the current state to show the list had been ended */
listState->currentListIdentifier = 0;
listState->currentListInfo = NULL;
listState->currentListMode = GL_FALSE;
}
static bool
crDLMLoadList(CRDLM *dlm, PSSMHANDLE pSSM, SPUDispatchTable *dispatchTable)
{
uint32_t cElements = 0;
uint32_t idList = 0;
uint32_t i;
int32_t rc;
/* Restore Display List length. */
rc = SSMR3GetU32(pSSM, &cElements);
if (RT_SUCCESS(rc))
{
/* Restore Display List ID. */
rc = SSMR3GetU32(pSSM, &idList);
if (RT_SUCCESS(rc))
{
/* Initialize new list data and start recording it. */
DLMListInfo *pListInfo;
pListInfo = (DLMListInfo *)crCalloc(sizeof(DLMListInfo));
if (pListInfo)
{
GLuint hwid;
crMemset(pListInfo, 0, sizeof(DLMListInfo));
hwid = dispatchTable->GenLists(1);
if (hwid > 0)
{
bool fSuccess = true;
CRDLMContextState *pDLMContextState;
pListInfo->numInstances = 0;
pListInfo->stateFirst = pListInfo->stateLast = NULL;
pListInfo->hwid = hwid;
dispatchTable->NewList(hwid, GL_COMPILE);
/* Fake list state in order to prevent expando SPU from double caching. */
pDLMContextState = crDLMGetCurrentState();
pDLMContextState->currentListMode = GL_FALSE;
crDebug("Restoring Display Lists:\t%u elements to restore.", cElements);
/* Iterate over list instances. */
for (i = 0; i < cElements; i++)
{
fSuccess = crDLMLoadListInstance(pSSM, pListInfo, dispatchTable);
if (!fSuccess)
break;
}
dispatchTable->EndList();
if (fSuccess)
{
/* Add list to cache. */
crHashtableReplace(dlm->displayLists, idList, pListInfo, NULL);
return true;
}
else
crError("Restoring Display Lists: some elements could not be restored.");
}
else
crError("Restoring Display Lists: can't allocate hwid for list %u.", idList);
crFree(pListInfo);
}
else
crError("Restoring Display Lists: can't allocate memory.");
}
else
crError("Restoring Display Lists: can't get list ID.");
}
else
crError("Restoring Display Lists: can't get number of elements in list.");
return false;
}
/**
* Generate host and guest IDs, setup IDs mapping between host and guest.
*/
GLuint DLM_APIENTRY crDLMGenLists(GLsizei range, SPUDispatchTable *dispatchTable)
{
CRDLMContextState *listState = CURRENT_STATE();
GLuint idHostRangeStart = 0;
GLuint idGuestRangeStart = 0;
crDebug("DLM: GenLists(%d) (DLM=%p).", range, listState ? listState->dlm : 0);
if (listState)
{
idHostRangeStart = dispatchTable->GenLists(range);
if (idHostRangeStart > 0)
{
idGuestRangeStart = crHashtableAllocKeys(listState->dlm->displayLists, range);
if (idGuestRangeStart > 0)
{
GLuint i;
bool fSuccess = true;
/* Now have successfully generated IDs range for host and guest. Let's make IDs association. */
for (i = 0; i < (GLuint)range; i++)
{
DLMListInfo *pListInfo;
pListInfo = (DLMListInfo *)crCalloc(sizeof(DLMListInfo));
if (pListInfo)
{
crMemset(pListInfo, 0, sizeof(DLMListInfo));
pListInfo->hwid = idHostRangeStart + i;
/* Insert pre-initialized list data which contains IDs mapping into the hash. */
crHashtableReplace(listState->dlm->displayLists, idGuestRangeStart + i, pListInfo, NULL);
}
else
{
fSuccess = false;
break;
}
}
/* All structures allocated and initialized successfully. */
if (fSuccess)
return idGuestRangeStart;
/* Rollback some data was not allocated. */
crDLMDeleteLists(idGuestRangeStart, range, NULL /* we do DeleteLists() later in this routine */ );
}
else
crDebug("DLM: Can't allocate Display List IDs range for the guest.");
dispatchTable->DeleteLists(idHostRangeStart, range);
}
else
crDebug("DLM: Can't allocate Display List IDs range on the host side.");
}
else
crDebug("DLM: GenLists(%u) called with no current state.", range);
/* Can't reserve IDs range. */
return 0;
}