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Add: Alternative Vulkan context constructor

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sean 2023-03-01 16:12:15 +01:00
parent 897aec5b06
commit c7ee536209
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GPG Key ID: 78263DAF30EB1320
1 changed files with 139 additions and 75 deletions
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214
public/tracy/TracyVulkan.hpp
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@ -63,40 +63,10 @@ public:
if( _vkGetPhysicalDeviceCalibrateableTimeDomainsEXT && _vkGetCalibratedTimestampsEXT )
{
uint32_t num;
_vkGetPhysicalDeviceCalibrateableTimeDomainsEXT( physdev, &num, nullptr );
if( num > 4 ) num = 4;
VkTimeDomainEXT data[4];
_vkGetPhysicalDeviceCalibrateableTimeDomainsEXT( physdev, &num, data );
VkTimeDomainEXT supportedDomain = (VkTimeDomainEXT)-1;
#if defined _WIN32
supportedDomain = VK_TIME_DOMAIN_QUERY_PERFORMANCE_COUNTER_EXT;
#elif defined __linux__ && defined CLOCK_MONOTONIC_RAW
supportedDomain = VK_TIME_DOMAIN_CLOCK_MONOTONIC_RAW_EXT;
#endif
for( uint32_t i=0; i<num; i++ )
{
if( data[i] == supportedDomain )
{
m_timeDomain = data[i];
break;
}
}
FindAvailableTimeDomains( physdev, _vkGetPhysicalDeviceCalibrateableTimeDomainsEXT );
}
VkPhysicalDeviceProperties prop;
vkGetPhysicalDeviceProperties( physdev, &prop );
const float period = prop.limits.timestampPeriod;
VkQueryPoolCreateInfo poolInfo = {};
poolInfo.sType = VK_STRUCTURE_TYPE_QUERY_POOL_CREATE_INFO;
poolInfo.queryCount = m_queryCount;
poolInfo.queryType = VK_QUERY_TYPE_TIMESTAMP;
while( vkCreateQueryPool( device, &poolInfo, nullptr, &m_query ) != VK_SUCCESS )
{
m_queryCount /= 2;
poolInfo.queryCount = m_queryCount;
}
CreateQueryPool();
VkCommandBufferBeginInfo beginInfo = {};
beginInfo.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO;
@ -133,57 +103,54 @@ public:
}
else
{
enum { NumProbes = 32 };
VkCalibratedTimestampInfoEXT spec[2] = {
{ VK_STRUCTURE_TYPE_CALIBRATED_TIMESTAMP_INFO_EXT, nullptr, VK_TIME_DOMAIN_DEVICE_EXT },
{ VK_STRUCTURE_TYPE_CALIBRATED_TIMESTAMP_INFO_EXT, nullptr, m_timeDomain },
};
uint64_t ts[2];
uint64_t deviation[NumProbes];
for( int i=0; i<NumProbes; i++ )
{
_vkGetCalibratedTimestampsEXT( device, 2, spec, ts, deviation+i );
}
uint64_t minDeviation = deviation[0];
for( int i=1; i<NumProbes; i++ )
{
if( minDeviation > deviation[i] )
{
minDeviation = deviation[i];
}
}
m_deviation = minDeviation * 3 / 2;
#if defined _WIN32
m_qpcToNs = int64_t( 1000000000. / GetFrequencyQpc() );
#endif
FindCalibratedTimestampDeviation();
Calibrate( device, m_prevCalibration, tgpu );
tcpu = Profiler::GetTime();
}
uint8_t flags = 0;
if( m_timeDomain != VK_TIME_DOMAIN_DEVICE_EXT ) flags |= GpuContextCalibration;
auto item = Profiler::QueueSerial();
MemWrite( &item->hdr.type, QueueType::GpuNewContext );
MemWrite( &item->gpuNewContext.cpuTime, tcpu );
MemWrite( &item->gpuNewContext.gpuTime, tgpu );
memset( &item->gpuNewContext.thread, 0, sizeof( item->gpuNewContext.thread ) );
MemWrite( &item->gpuNewContext.period, period );
MemWrite( &item->gpuNewContext.context, m_context );
MemWrite( &item->gpuNewContext.flags, flags );
MemWrite( &item->gpuNewContext.type, GpuContextType::Vulkan );
#ifdef TRACY_ON_DEMAND
GetProfiler().DeferItem( *item );
#endif
Profiler::QueueSerialFinish();
WriteInitialItem( physdev, tcpu, tgpu );
m_res = (int64_t*)tracy_malloc( sizeof( int64_t ) * m_queryCount );
}
#if defined VK_EXT_calibrated_timestamps && defined VK_EXT_host_query_reset
/**
* This alternative constructor does not use command buffers and instead uses functionality from
* VK_EXT_host_query_reset (core with 1.2 and non-optional) and VK_EXT_calibrated_timestamps. This requires
* the physical device to have another time domain apart from DEVICE to be calibrateable.
*/
VkCtx( VkPhysicalDevice physdev, VkDevice device, PFN_vkResetQueryPoolEXT _vkResetQueryPool, PFN_vkGetPhysicalDeviceCalibrateableTimeDomainsEXT _vkGetPhysicalDeviceCalibrateableTimeDomainsEXT, PFN_vkGetCalibratedTimestampsEXT _vkGetCalibratedTimestampsEXT )
: m_device( device )
, m_timeDomain( VK_TIME_DOMAIN_DEVICE_EXT )
, m_context( GetGpuCtxCounter().fetch_add(1, std::memory_order_relaxed) )
, m_head( 0 )
, m_tail( 0 )
, m_oldCnt( 0 )
, m_queryCount( QueryCount )
, m_vkGetCalibratedTimestampsEXT( _vkGetCalibratedTimestampsEXT )
{
assert( m_context != 255);
assert( _vkResetQueryPool != nullptr );
assert( _vkGetPhysicalDeviceCalibrateableTimeDomainsEXT != nullptr );
assert( _vkGetCalibratedTimestampsEXT != nullptr );
FindAvailableTimeDomains( physdev, _vkGetPhysicalDeviceCalibrateableTimeDomainsEXT );
// We require a host time domain to be available to properly calibrate.
FindCalibratedTimestampDeviation();
int64_t tgpu;
Calibrate( device, m_prevCalibration, tgpu );
int64_t tcpu = Profiler::GetTime();
CreateQueryPool();
_vkResetQueryPool( device, m_query, 0, m_queryCount );
WriteInitialItem( physdev, tcpu, tgpu );
m_res = (int64_t*)tracy_malloc( sizeof( int64_t ) * m_queryCount );
}
#endif
~VkCtx()
{
tracy_free( m_res );
@ -315,6 +282,91 @@ private:
#endif
}
tracy_force_inline void CreateQueryPool()
{
VkQueryPoolCreateInfo poolInfo = {};
poolInfo.sType = VK_STRUCTURE_TYPE_QUERY_POOL_CREATE_INFO;
poolInfo.queryCount = m_queryCount;
poolInfo.queryType = VK_QUERY_TYPE_TIMESTAMP;
while ( vkCreateQueryPool( m_device, &poolInfo, nullptr, &m_query ) != VK_SUCCESS )
{
m_queryCount /= 2;
poolInfo.queryCount = m_queryCount;
}
}
tracy_force_inline void FindAvailableTimeDomains( VkPhysicalDevice physicalDevice, PFN_vkGetPhysicalDeviceCalibrateableTimeDomainsEXT _vkGetPhysicalDeviceCalibrateableTimeDomainsEXT )
{
uint32_t num;
_vkGetPhysicalDeviceCalibrateableTimeDomainsEXT( physicalDevice, &num, nullptr );
if(num > 4) num = 4;
VkTimeDomainEXT data[4];
_vkGetPhysicalDeviceCalibrateableTimeDomainsEXT( physicalDevice, &num, data );
VkTimeDomainEXT supportedDomain = (VkTimeDomainEXT)-1;
#if defined _WIN32
supportedDomain = VK_TIME_DOMAIN_QUERY_PERFORMANCE_COUNTER_EXT;
#elif defined __linux__ && defined CLOCK_MONOTONIC_RAW
supportedDomain = VK_TIME_DOMAIN_CLOCK_MONOTONIC_RAW_EXT;
#endif
for( uint32_t i=0; i<num; i++ ) {
if(data[i] == supportedDomain) {
m_timeDomain = data[i];
break;
}
}
}
tracy_force_inline void FindCalibratedTimestampDeviation()
{
assert( m_timeDomain != VK_TIME_DOMAIN_DEVICE_EXT );
constexpr size_t NumProbes = 32;
VkCalibratedTimestampInfoEXT spec[2] = {
{ VK_STRUCTURE_TYPE_CALIBRATED_TIMESTAMP_INFO_EXT, nullptr, VK_TIME_DOMAIN_DEVICE_EXT },
{ VK_STRUCTURE_TYPE_CALIBRATED_TIMESTAMP_INFO_EXT, nullptr, m_timeDomain },
};
uint64_t ts[2];
uint64_t deviation[NumProbes];
for( int i=0; i<NumProbes; i++ ) {
m_vkGetCalibratedTimestampsEXT( m_device, 2, spec, ts, deviation + i );
}
uint64_t minDeviation = deviation[0];
for( int i=1; i<NumProbes; i++ ) {
if ( minDeviation > deviation[i] ) {
minDeviation = deviation[i];
}
}
m_deviation = minDeviation * 3 / 2;
#if defined _WIN32
m_qpcToNs = int64_t( 1000000000. / GetFrequencyQpc() );
#endif
}
tracy_force_inline void WriteInitialItem( VkPhysicalDevice physdev, int64_t tcpu, int64_t tgpu )
{
uint8_t flags = 0;
if( m_timeDomain != VK_TIME_DOMAIN_DEVICE_EXT ) flags |= GpuContextCalibration;
VkPhysicalDeviceProperties prop;
vkGetPhysicalDeviceProperties( physdev, &prop );
const float period = prop.limits.timestampPeriod;
auto item = Profiler::QueueSerial();
MemWrite( &item->hdr.type, QueueType::GpuNewContext );
MemWrite( &item->gpuNewContext.cpuTime, tcpu );
MemWrite( &item->gpuNewContext.gpuTime, tgpu );
memset( &item->gpuNewContext.thread, 0, sizeof( item->gpuNewContext.thread ) );
MemWrite( &item->gpuNewContext.period, period );
MemWrite( &item->gpuNewContext.context, m_context );
MemWrite( &item->gpuNewContext.flags, flags );
MemWrite( &item->gpuNewContext.type, GpuContextType::Vulkan );
#ifdef TRACY_ON_DEMAND
GetProfiler().DeferItem( *item );
#endif
Profiler::QueueSerialFinish();
}
VkDevice m_device;
VkQueryPool m_query;
VkTimeDomainEXT m_timeDomain;
@ -464,6 +516,15 @@ static inline VkCtx* CreateVkContext( VkPhysicalDevice physdev, VkDevice device,
return ctx;
}
#if defined VK_EXT_calibrated_timestamps && defined VK_EXT_host_query_reset
static inline VkCtx* CreateVkContext( VkPhysicalDevice physdev, VkDevice device, PFN_vkResetQueryPoolEXT qpreset, PFN_vkGetPhysicalDeviceCalibrateableTimeDomainsEXT gpdctd, PFN_vkGetCalibratedTimestampsEXT gct )
{
auto ctx = (VkCtx*)tracy_malloc( sizeof( VkCtx ) );
new(ctx) VkCtx( physdev, device, qpreset, gpdctd, gct );
return ctx;
}
#endif
static inline void DestroyVkContext( VkCtx* ctx )
{
ctx->~VkCtx();
@ -476,6 +537,9 @@ using TracyVkCtx = tracy::VkCtx*;
#define TracyVkContext( physdev, device, queue, cmdbuf ) tracy::CreateVkContext( physdev, device, queue, cmdbuf, nullptr, nullptr );
#define TracyVkContextCalibrated( physdev, device, queue, cmdbuf, gpdctd, gct ) tracy::CreateVkContext( physdev, device, queue, cmdbuf, gpdctd, gct );
#if defined VK_EXT_calibrated_timestamps && defined VK_EXT_host_query_reset
#define TracyVkContextHostCalibrated( physdev, device, qpreset, gpdctd, gct ) tracy::CreateVkContext( physdev, device, qpreset, gpdctd, gct );
#endif
#define TracyVkDestroy( ctx ) tracy::DestroyVkContext( ctx );
#define TracyVkContextName( ctx, name, size ) ctx->Name( name, size );
#if defined TRACY_HAS_CALLSTACK && defined TRACY_CALLSTACK