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Fixed device lost handling. (#3923)

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This commit is contained in:
Branimir Karadžić
2026-08-24 22:24:26 +00:00
committed by GitHub
parent aadf386aac
commit f564ae8bf9
4 changed files with 225 additions and 77 deletions
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src/renderer_webgpu.cpp
+66 -20
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@@ -780,21 +780,6 @@ WGPU_IMPORT
}
}
static void deviceLostCb(
const WGPUDevice* _device
, WGPUDeviceLostReason _reason
, WGPUStringView _message
, void* _userdata1
, void* _userdata2
)
{
BX_UNUSED(_device, _reason, _message, _userdata1, _userdata2);
BX_TRACE("Reason: %d", _reason);
trace(_message);
}
static uint32_t s_uncapturedError = 0;
static bool wgpuErrorCheck()
@@ -912,6 +897,52 @@ WGPU_IMPORT
renderCtx->m_device = _device;
}
static void deviceLostCb(
const WGPUDevice* _device
, WGPUDeviceLostReason _reason
, WGPUStringView _message
, void* _userdata1
, void* _userdata2
)
{
BX_UNUSED(_device, _userdata2);
BX_TRACE("Reason: %d", _reason);
trace(_message);
switch (_reason)
{
case WGPUDeviceLostReason_Destroyed:
case WGPUDeviceLostReason_CallbackCancelled:
case WGPUDeviceLostReason_FailedCreation:
return;
default:
break;
}
RendererContextWGPU* renderCtx = (RendererContextWGPU*)_userdata1;
renderCtx->handleDeviceLost(_message);
}
void handleDeviceLost(const WGPUStringView& _message)
{
if (0 != bx::atomicCompareAndSwap<uint32_t>(&m_lost, 0, 1) )
{
return;
}
const bx::StringView msg = toStringView(_message);
BGFX_FATAL(false
, bgfx::Fatal::DeviceLost
, "Device is lost. %.*s"
, msg.getLength()
, msg.getPtr()
);
}
WGPUWaitStatus waitForFuture(WGPUFutureWaitInfo& _fwi)
{
wgpuInstanceProcessEvents(m_instance);
@@ -1268,10 +1299,7 @@ WGPU_IMPORT
.deviceLostCallbackInfo =
{
.nextInChain = NULL,
.mode = BX_ENABLED(BX_PLATFORM_EMSCRIPTEN)
? WGPUCallbackMode_AllowSpontaneous
: WGPUCallbackMode_WaitAnyOnly
,
.mode = WGPUCallbackMode_AllowSpontaneous,
.callback = deviceLostCb,
.userdata1 = this,
.userdata2 = NULL,
@@ -1563,6 +1591,12 @@ WGPU_IMPORT
m_textures[ii].destroy();
}
for (uint32_t ii = 0; ii < BX_COUNTOF(m_uniforms); ++ii)
{
bx::free(g_allocator, m_uniforms[ii]);
m_uniforms[ii] = NULL;
}
m_backBuffer.destroy();
m_gpuTimer.shutdown();
@@ -1593,11 +1627,16 @@ WGPU_IMPORT
bool isDeviceRemoved() override
{
return false;
return 0 != m_lost;
}
void flip() override
{
if (0 != m_lost)
{
return;
}
int64_t start = bx::getHPCounter();
for (uint16_t ii = 0; ii < m_numWindows; ++ii)
@@ -3463,6 +3502,8 @@ WGPU_IMPORT
uint8_t m_fsScratch[64<<10];
uint8_t m_vsScratch[64<<10];
uint32_t m_lost = 0;
};
static RendererContextWGPU* s_renderWGPU;
@@ -5887,6 +5928,11 @@ m_resolution.formatColor = TextureFormat::BGRA8;
void RendererContextWGPU::submit(Frame* _render, const ClearQuad& _clearQuad, const MipGen& _mipGen, TextVideoMemBlitter& _textVideoMemBlitter)
{
if (0 != m_lost)
{
return;
}
m_mipGen = &_mipGen;
m_occlusionQuery.readResultsAsync(_render);
m_gpuTimer.readResultsAsync();