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fix shutdown bug

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This commit is contained in:
David Rose 2008-07-14 23:24:45 +00:00
parent ea863f74c2
commit 7be91525a1
2 changed files with 23 additions and 3 deletions
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8
panda/src/gobj/vertexDataPage.cxx
View File

@ -662,6 +662,8 @@ PageThreadManager(int num_threads) :
////////////////////////////////////////////////////////////////////
void VertexDataPage::PageThreadManager::
add_page(VertexDataPage *page, RamClass ram_class) {
nassertv(!_shutdown);
if (page->_pending_ram_class == ram_class) {
// It's already queued.
nassertv(page->get_lru() == &_pending_lru);
@ -704,7 +706,7 @@ remove_page(VertexDataPage *page) {
nassertv(page != (VertexDataPage *)NULL);
PageThreads::iterator ti;
for (ti = _threads.begin(); ti != _threads.begin(); ++ti) {
for (ti = _threads.begin(); ti != _threads.end(); ++ti) {
PageThread *thread = (*ti);
if (page == thread->_working_page) {
// Oops, this thread is currently working on this one. We'll have
@ -763,10 +765,12 @@ stop_threads() {
}
PageThreads::iterator ti;
for (ti = _threads.begin(); ti != _threads.begin(); ++ti) {
for (ti = _threads.begin(); ti != _threads.end(); ++ti) {
PageThread *thread = (*ti);
thread->join();
}
nassertv(_pending_reads.empty() && _pending_writes.empty());
}
////////////////////////////////////////////////////////////////////

18
panda/src/gobj/vertexDataSaveFile.cxx
View File

@ -200,12 +200,15 @@ write_data(const unsigned char *data, size_t size, bool compressed) {
overlapped.Offset = block->get_start();
DWORD bytes_written = 0;
double start_time = ClockObject::get_global_clock()->get_real_time();
int num_passes = 0;
BOOL success = WriteFile(_handle, data, size, &bytes_written, &overlapped);
while (!success) {
DWORD error = GetLastError();
if (error == ERROR_IO_INCOMPLETE || error == ERROR_IO_PENDING) {
// Wait for more later.
Thread::force_yield();
++num_passes;
} else {
gobj_cat.error()
<< "Error writing " << size
@ -216,7 +219,11 @@ write_data(const unsigned char *data, size_t size, bool compressed) {
success = GetOverlappedResult(_handle, &overlapped, &bytes_written, false);
}
nassertr(bytes_written == size, NULL);
double finish_time = ClockObject::get_global_clock()->get_real_time();
if (gobj_cat.is_debug()) {
gobj_cat.debug()
<< "Wrote " << size << " bytes in " << *Thread::get_current_thread() << " over " << floor((finish_time - start_time) * 1000.0) << " ms and " << num_passes << " passes.\n";
}
#else
// Posix case.
if (lseek(_fd, block->get_start(), SEEK_SET) == -1) {
@ -276,12 +283,15 @@ read_data(unsigned char *data, size_t size, VertexDataSaveBlock *block) {
overlapped.Offset = block->get_start();
DWORD bytes_read = 0;
double start_time = ClockObject::get_global_clock()->get_real_time();
int num_passes = 0;
BOOL success = ReadFile(_handle, data, size, &bytes_read, &overlapped);
while (!success) {
DWORD error = GetLastError();
if (error == ERROR_IO_INCOMPLETE || error == ERROR_IO_PENDING) {
// Wait for more later.
Thread::force_yield();
++num_passes;
} else {
gobj_cat.error()
<< "Error reading " << size
@ -292,6 +302,12 @@ read_data(unsigned char *data, size_t size, VertexDataSaveBlock *block) {
success = GetOverlappedResult(_handle, &overlapped, &bytes_read, false);
}
nassertr(bytes_read == size, NULL);
double finish_time = ClockObject::get_global_clock()->get_real_time();
if (gobj_cat.is_debug()) {
gobj_cat.debug()
<< "Read " << size << " bytes in " << *Thread::get_current_thread() << " over " << floor((finish_time - start_time) * 1000.0) << " ms and " << num_passes << " passes.\n";
}
#else
// Posix case.
if (lseek(_fd, block->get_start(), SEEK_SET) == -1) {