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Added Superluminal Profiler support. (#3504)

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This commit is contained in:
Branimir Karadžić
2025-11-21 11:08:12 -08:00
committed by GitHub
parent 8a6a40108a
commit d396404fd3
2 changed files with 96 additions and 2 deletions
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96
src/bgfx.cpp
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@@ -69,10 +69,99 @@ namespace bgfx
}
#endif // BGFX_CONFIG_USE_TINYSTL
struct Superluminal
{
struct SuppressTailCallOptimization
{
int64_t SuppressTailCall[3];
};
typedef void (*SuperluminalBeginEventtFn)(const char* _inID, const char* _inData, uint32_t _inColor);
typedef SuppressTailCallOptimization(*SuperluminalEndEventFn)();
static void stubSuperluminalBeginEvent(const char* _inID, const char* _inData, uint32_t _inColor)
{
BX_UNUSED(_inID, _inData, _inColor);
}
static SuppressTailCallOptimization stubSuperluminalEndEvent()
{
return {};
}
bool init()
{
if (!BX_ENABLED(BGFX_CONFIG_PROFILER) )
{
return false;
}
const char* superluminalDllName = "PerformanceAPI.dll";
superluminalDll = bx::dlopen(superluminalDllName);
if (NULL != superluminalDll)
{
void* funcPtrs[11];
typedef int (*PerformanceAPI_GetAPI)(int32_t _version, void** _funcPtrs);
constexpr int32_t version = 0x30000;
PerformanceAPI_GetAPI getApi = bx::dlsym<PerformanceAPI_GetAPI>(superluminalDll, "PerformanceAPI_GetAPI");
if (NULL == getApi)
{
BX_TRACE("Failed to obtain Superluminal's %s GetAPI function!", superluminalDllName);
bx::dlclose(superluminalDll);
return false;
}
if (getApi(version, funcPtrs) )
{
BX_TRACE("Superluminal's PerformanceAPI.dll is loaded!");
beginEvent = (SuperluminalBeginEventtFn)funcPtrs[2];
endEvent = (SuperluminalEndEventFn )funcPtrs[6];
return true;
}
BX_TRACE("Failed to obtain Superluminal's %s GetAPI function!", superluminalDllName);
bx::dlclose(superluminalDll);
}
else
{
BX_TRACE("Failed to load Superluminal's %s!", superluminalDllName);
}
return false;
}
void shutdown()
{
if (NULL != superluminalDll)
{
bx::dlclose(superluminalDll);
superluminalDll = NULL;
beginEvent = stubSuperluminalBeginEvent;
endEvent = stubSuperluminalEndEvent;
}
}
void* superluminalDll = NULL;
SuperluminalBeginEventtFn beginEvent = stubSuperluminalBeginEvent;
SuperluminalEndEventFn endEvent = stubSuperluminalEndEvent;
};
struct CallbackStub : public CallbackI
{
Superluminal m_superluminal;
CallbackStub()
{
m_superluminal.init();
}
virtual ~CallbackStub()
{
m_superluminal.shutdown();
}
virtual void fatal(const char* _filePath, uint16_t _line, Fatal::Enum _code, const char* _str) override
@@ -108,16 +197,19 @@ namespace bgfx
bx::debugOutput(out);
}
virtual void profilerBegin(const char* /*_name*/, uint32_t /*_abgr*/, const char* /*_filePath*/, uint16_t /*_line*/) override
virtual void profilerBegin(const char* _name, uint32_t _abgr, const char* /*_filePath*/, uint16_t /*_line*/) override
{
m_superluminal.beginEvent(" ", _name, _abgr);
}
virtual void profilerBeginLiteral(const char* /*_name*/, uint32_t /*_abgr*/, const char* /*_filePath*/, uint16_t /*_line*/) override
virtual void profilerBeginLiteral(const char* _name, uint32_t _abgr, const char* /*_filePath*/, uint16_t /*_line*/) override
{
m_superluminal.beginEvent(_name, NULL, _abgr);
}
virtual void profilerEnd() override
{
m_superluminal.endEvent();
}
virtual uint32_t cacheReadSize(uint64_t /*_id*/) override

2
src/bgfx_p.h
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@@ -297,6 +297,8 @@ namespace bgfx
;
}
// Palette:
// https://colorkit.co/color-palette-generator/a8e6cf-dcedc1-ffd3b6-76b4bd-bdeaee-8874a3-ff0000-ff8b94/
constexpr uint32_t kColorFrame = toAbgr8(0xa8, 0xe6, 0xcf);
constexpr uint32_t kColorSubmit = toAbgr8(0xdc, 0xed, 0xc1);
constexpr uint32_t kColorView = toAbgr8(0xff, 0xd3, 0xb6);