tracy/TracyLua.hpp

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#ifndef __TRACYLUA_HPP__
#define __TRACYLUA_HPP__
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// Include this file after you include lua headers.
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#ifndef TRACY_ENABLE
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#include <string.h>
namespace tracy
{
namespace detail
{
static inline int noop( lua_State* L ) { return 0; }
}
static inline void LuaRegister( lua_State* L )
{
lua_newtable( L );
lua_pushcfunction( L, detail::noop );
lua_setfield( L, -2, "ZoneBegin" );
lua_pushcfunction( L, detail::noop );
lua_setfield( L, -2, "ZoneEnd" );
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lua_pushcfunction( L, detail::noop );
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lua_setfield( L, -2, "ZoneText" );
lua_pushcfunction( L, detail::noop );
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lua_setfield( L, -2, "ZoneName" );
lua_pushcfunction( L, detail::noop );
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lua_setfield( L, -2, "Message" );
lua_setglobal( L, "tracy" );
}
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static inline char* FindEnd( char* ptr )
{
unsigned int cnt = 1;
while( cnt != 0 )
{
if( *ptr == '(' ) cnt++;
else if( *ptr == ')' ) cnt--;
ptr++;
}
return ptr;
}
static inline void LuaRemove( char* script )
{
while( *script )
{
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if( strncmp( script, "tracy.", 6 ) == 0 )
{
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if( strncmp( script + 6, "Zone", 4 ) == 0 )
{
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if( strncmp( script + 10, "End()", 5 ) == 0 )
{
memset( script, ' ', 15 );
script += 15;
}
else if( strncmp( script + 10, "Begin()", 7 ) == 0 )
{
memset( script, ' ', 17 );
script += 17;
}
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else if( strncmp( script + 10, "Text(", 5 ) == 0 )
{
auto end = FindEnd( script + 15 );
memset( script, ' ', end - script );
script = end;
}
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else
{
script += 10;
}
}
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else if( strncmp( script + 6, "Message(", 8 ) == 0 )
{
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auto end = FindEnd( script + 14 );
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memset( script, ' ', end - script );
script = end;
}
else
{
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script += 6;
}
}
else
{
script++;
}
}
}
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}
#else
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#include "common/TracySystem.hpp"
#include "client/TracyProfiler.hpp"
namespace tracy
{
namespace detail
{
static inline int LuaZoneBegin( lua_State* L )
{
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const uint32_t color = 0x00CC8855;
lua_Debug dbg;
lua_getstack( L, 1, &dbg );
lua_getinfo( L, "Snl", &dbg );
const uint32_t line = dbg.currentline;
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const auto name = dbg.name ? dbg.name : dbg.short_src;
const auto fsz = strlen( name );
const auto ssz = strlen( dbg.source );
// Data layout:
// 4b payload size
// 4b color
// 4b source line
// fsz function name
// 1b null terminator
// ssz source file name
const uint32_t sz = 4 + 4 + 4 + fsz + 1 + ssz;
auto ptr = (char*)tracy_malloc( sz );
memcpy( ptr, &sz, 4 );
memcpy( ptr + 4, &color, 4 );
memcpy( ptr + 8, &line, 4 );
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memcpy( ptr + 12, name, fsz+1 );
memcpy( ptr + 12 + fsz + 1, dbg.source, ssz );
Magic magic;
auto& token = s_token.ptr;
auto& tail = token->get_tail_index();
auto item = token->enqueue_begin<moodycamel::CanAlloc>( magic );
item->hdr.type = QueueType::ZoneBeginAllocSrcLoc;
item->zoneBegin.time = Profiler::GetTime( item->zoneBegin.cpu );
item->zoneBegin.thread = GetThreadHandle();
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item->zoneBegin.srcloc = (uint64_t)ptr;
tail.store( magic + 1, std::memory_order_release );
return 0;
}
static inline int LuaZoneEnd( lua_State* L )
{
Magic magic;
auto& token = s_token.ptr;
auto& tail = token->get_tail_index();
auto item = token->enqueue_begin<moodycamel::CanAlloc>( magic );
item->hdr.type = QueueType::ZoneEnd;
item->zoneEnd.time = Profiler::GetTime( item->zoneEnd.cpu );
item->zoneEnd.thread = GetThreadHandle();
tail.store( magic + 1, std::memory_order_release );
return 0;
}
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static inline int LuaZoneText( lua_State* L )
{
auto txt = lua_tostring( L, 1 );
const auto size = strlen( txt );
Magic magic;
auto& token = s_token.ptr;
auto ptr = (char*)tracy_malloc( size+1 );
memcpy( ptr, txt, size );
ptr[size] = '\0';
auto& tail = token->get_tail_index();
auto item = token->enqueue_begin<moodycamel::CanAlloc>( magic );
item->hdr.type = QueueType::ZoneText;
item->zoneText.thread = GetThreadHandle();
item->zoneText.text = (uint64_t)ptr;
tail.store( magic + 1, std::memory_order_release );
return 0;
}
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static inline int LuaZoneName( lua_State* L )
{
auto txt = lua_tostring( L, 1 );
const auto size = strlen( txt );
Magic magic;
auto& token = s_token.ptr;
auto ptr = (char*)tracy_malloc( size+1 );
memcpy( ptr, txt, size );
ptr[size] = '\0';
auto& tail = token->get_tail_index();
auto item = token->enqueue_begin<moodycamel::CanAlloc>( magic );
item->hdr.type = QueueType::ZoneNameLiteral;
item->zoneName.thread = GetThreadHandle();
item->zoneName.name = (uint64_t)ptr;
tail.store( magic + 1, std::memory_order_release );
return 0;
}
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static inline int LuaMessage( lua_State* L )
{
auto txt = lua_tostring( L, 1 );
const auto size = strlen( txt );
Magic magic;
auto& token = s_token.ptr;
auto ptr = (char*)tracy_malloc( size+1 );
memcpy( ptr, txt, size );
ptr[size] = '\0';
auto& tail = token->get_tail_index();
auto item = token->enqueue_begin<moodycamel::CanAlloc>( magic );
item->hdr.type = QueueType::Message;
item->message.time = Profiler::GetTime();
item->message.thread = GetThreadHandle();
item->message.text = (uint64_t)ptr;
tail.store( magic + 1, std::memory_order_release );
return 0;
}
}
static inline void LuaRegister( lua_State* L )
{
lua_newtable( L );
lua_pushcfunction( L, detail::LuaZoneBegin );
lua_setfield( L, -2, "ZoneBegin" );
lua_pushcfunction( L, detail::LuaZoneEnd );
lua_setfield( L, -2, "ZoneEnd" );
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lua_pushcfunction( L, detail::LuaZoneText );
lua_setfield( L, -2, "ZoneText" );
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lua_pushcfunction( L, detail::LuaZoneName );
lua_setfield( L, -2, "ZoneName" );
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lua_pushcfunction( L, detail::LuaMessage );
lua_setfield( L, -2, "Message" );
lua_setglobal( L, "tracy" );
}
static inline void LuaRemove( char* script ) {}
}
#endif
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#endif