Timer: QPC usage replaced by std::chrono

xrGame profiler need to be updated too...
From commit
Im-dex/xray-162@4b7c63b#diff-35623a6ce0c7456fe4f02444978619bbR40

Get rid of some Borland stuff

src/utils/xrLC_Light/LightThread.cpp

@@ -24,7 +24,9 @@ void LightThread::Execute()
             gl_data.slots_data.set_slot_calculated(_x, _z);
 
             thProgress = float(_z - Nstart) / float(Nend - Nstart);
-            thPerformance = float(double(t_count) / double(t_time * CPU::clk_to_seconds)) / 1000.f;
+
+            const auto secs = std::chrono::duration_cast<std::chrono::seconds>(t_time).count();
+            thPerformance = float(double(t_count) / double(secs)) / 1000.f;
         }
     }
 }

src/utils/xrLC_Light/detail_slot_calculate.cpp

@@ -83,9 +83,9 @@ class base_color
 const int LIGHT_Count = 7;
 
 //-----------------------------------------------------------------
-__declspec(thread) u64 t_start = 0;
-__declspec(thread) u64 t_time = 0;
-__declspec(thread) u64 t_count = 0;
+thread_local Time t_start;
+thread_local Duration t_time;
+thread_local u64 t_count = 0;
 
 IC bool RayPick(CDB::COLLIDER& DB, Fvector& P, Fvector& D, float r, R_Light& L)
 {
@@ -99,9 +99,9 @@ IC bool RayPick(CDB::COLLIDER& DB, Fvector& P, Fvector& D, float r, R_Light& L)
     }
 
     // 2. Polygon doesn't pick - real database query
-    t_start = CPU::GetCLK();
+    t_start = Clock::now();
     DB.ray_query(&gl_data.RCAST_Model, P, D, r);
-    t_time += CPU::GetCLK() - t_start - CPU::clk_overhead;
+    t_time += Clock::now() - t_start;
     t_count += 1;
 
     // 3. Analyze

src/utils/xrLC_Light/detail_slot_calculate.h

@@ -7,6 +7,10 @@
 #ifndef DETAIL_SLOT_CALCULATE_H_INCLUDED
 #define DETAIL_SLOT_CALCULATE_H_INCLUDED
 
+using Clock = std::chrono::high_resolution_clock;
+using Time = Clock::time_point;
+using Duration = Clock::duration;
+
 DEFINE_VECTOR(u32, DWORDVec, DWORDIt);
 namespace CDB
 {
@@ -15,8 +19,8 @@ class COLLIDER;
 class base_lighting;
 struct DetailSlot;
 
-extern __declspec(thread) u64 t_time;
-extern __declspec(thread) u64 t_count;
+extern thread_local Duration t_time;
+extern thread_local u64 t_count;
 
 bool detail_slot_calculate(
     u32 _x, u32 _z, DetailSlot& DS, DWORDVec& box_result, CDB::COLLIDER& DB, base_lighting& Selected);

src/xrCore/FTimer.cpp

@@ -1,27 +1,20 @@
 #include "stdafx.h"
-#pragma hdrstop
 
-XRCORE_API BOOL g_bEnableStatGather = FALSE;
-
-CStatTimer::CStatTimer()
-{
-    accum = 0;
-    result = 0.f;
-    count = 0;
-}
+XRCORE_API bool g_bEnableStatGather = false;
 
 void CStatTimer::FrameStart()
 {
-    accum = 0;
+    accum = Duration();
     count = 0;
 }
-void CStatTimer::FrameEnd()
-{
-    float _time = 1000.f * float(double(accum) / double(CPU::qpc_freq));
-    if (_time > result)
-        result = _time;
+
+void CStatTimer::FrameEnd() {
+
+    const float time = GetElapsed_sec();
+    if (time > result)
+        result = time;
     else
-        result = 0.99f * result + 0.01f * _time;
+        result = 0.99f * result + 0.01f * time;
 }
 
 XRCORE_API pauseMngr* g_pauseMngr()
@@ -36,23 +29,25 @@ XRCORE_API pauseMngr* g_pauseMngr()
     return manager;
 }
 
-pauseMngr::pauseMngr() : m_paused(FALSE) { m_timers.reserve(3); }
-void pauseMngr::Pause(BOOL b)
+pauseMngr::pauseMngr() : paused(FALSE) { m_timers.reserve(3); }
+void pauseMngr::Pause(const bool b)
 {
-    if (m_paused == b)
+    if (paused == b)
         return;
 
-    xr_vector<CTimer_paused*>::iterator it = m_timers.begin();
-    for (; it != m_timers.end(); ++it)
-        (*it)->Pause(b);
+    for (auto& timer : m_timers)
+    {
+        timer->Pause(b);
+    }
 
-    m_paused = b;
+    paused = b;
 }
 
-void pauseMngr::Register(CTimer_paused* t) { m_timers.push_back(t); }
-void pauseMngr::UnRegister(CTimer_paused* t)
+void pauseMngr::Register(CTimer_paused& t) { m_timers.push_back(&t); }
+
+void pauseMngr::UnRegister(CTimer_paused& t)
 {
-    xr_vector<CTimer_paused*>::iterator it = std::find(m_timers.begin(), m_timers.end(), t);
+    const auto it = std::find(m_timers.cbegin(), m_timers.cend(), &t);
     if (it != m_timers.end())
         m_timers.erase(it);
 }