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growable command buffer pool

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This commit is contained in:
nmzik
2026-08-07 18:26:42 +02:00
parent 67cfec9063
commit 5125cd09c7
3 changed files with 108 additions and 36 deletions
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tests/ShaderRecompilerComputeTests.cpp
+29 -5
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@@ -1323,10 +1323,28 @@ public:
const auto external_wait_tick = scheduler.CurrentTick();
SubmitInfo external_wait;
external_wait.AddWait(external_timeline, external_wait_value);
scheduler.Flush(external_wait);
Require("SchedulerTimeline", "external timeline blocked",
!scheduler.IsFree(external_wait_tick),
"submission ignored the external timeline wait value");
constexpr size_t blocked_submission_count = 6;
std::array<vk::CommandBuffer, blocked_submission_count> blocked_handles {};
for (size_t i = 0; i < blocked_submission_count; ++i) {
blocked_handles[i] = scheduler.Current().Handle();
if (i == 0) {
scheduler.Flush(external_wait);
} else {
scheduler.Flush();
}
}
bool distinct_handles = true;
for (size_t i = 0; i < blocked_handles.size(); ++i) {
for (size_t j = i + 1; j < blocked_handles.size(); ++j) {
distinct_handles &= blocked_handles[i] != blocked_handles[j];
}
}
const auto last_blocked_tick = scheduler.CurrentTick() - 1;
Require("SchedulerTimeline", "external timeline overflow",
distinct_handles && last_blocked_tick ==
external_wait_tick + blocked_submission_count - 1 &&
!scheduler.IsFree(last_blocked_tick),
"blocked submissions did not grow the command-buffer pool");
vk::SemaphoreSignalInfo signal_info {};
signal_info.sType = vk::StructureType::eSemaphoreSignalInfo;
signal_info.semaphore = external_timeline;
@@ -1334,8 +1352,14 @@ public:
Require("SchedulerTimeline", "external timeline signal",
m_runtime_context.device.signalSemaphore(&signal_info) == vk::Result::eSuccess,
"failed to signal the external timeline semaphore");
scheduler.Wait(external_wait_tick);
scheduler.Wait(last_blocked_tick);
m_runtime_context.device.destroySemaphore(external_timeline, nullptr);
scheduler.Flush();
scheduler.Flush();
Require("SchedulerTimeline", "timeline pool reuse",
std::ranges::find(blocked_handles, scheduler.Current().Handle()) !=
blocked_handles.end(),
"completed command buffers were not reused after timeline progress");
scheduler.Shutdown();
CommandScheduler draining(Renderer(), m_runtime_context);