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Code Issues 144 Wiki Activity

Report where the GPU got to when the Vulkan device is lost

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This commit is contained in:
Hirek
2026-10-28 20:21:00 +01:00
parent c4e23932bf
commit 8f891fdc14
10 changed files with 267 additions and 3 deletions
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17
rendering/vulkan14/vulkan14renderer.cpp
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@@ -641,6 +641,7 @@ std::uint64_t vulkan14_renderer::context::completed() const
{
return 0;
}
lastcompleted = value;
return value;
}
@@ -1008,7 +1009,8 @@ void vulkan14_renderer::report_device_lost(char const *Where)
return;
}
ctx.devicelost = true;
auto const done{ctx.completed()};
// the timeline can't be read once the device is lost: the value read before then
auto const done{std::max(ctx.completed(), ctx.lastcompleted.load())};
std::string report{std::string("the device was lost (") + Where + "); the gpu was done with the timeline value " + std::to_string(done) + " of " + std::to_string(ctx.timelinevalue)};
for (auto const &frame : ctx.frames)
{
@@ -1017,6 +1019,19 @@ void vulkan14_renderer::report_device_lost(char const *Where)
report += "; frame " + std::to_string(frame.number) + " (value " + std::to_string(frame.done) + ") wasn't done, its passes: " + ctx.passes.passes_of(frame.number);
}
}
// where the gpu got to (the pass it hung or failed in is after the one done last, up to the one taken in last)
if (ctx.device.checkpoints_enabled())
{
report += "; the checkpoints of the graphics queue: " + ctx.passes.checkpoints(ctx.device.graphics_queue());
if (ctx.async_compute && (ctx.device.compute_queue() != ctx.device.graphics_queue()))
{
report += "; of the compute queue: " + ctx.passes.checkpoints(ctx.device.compute_queue());
}
}
if (auto const fault{ctx.device.fault_report()}; false == fault.empty())
{
report += "; " + fault;
}
vk14::log_error(report);
crashreport_add_info("vulkan_device_lost", report);
}