116 lines
2.5 KiB
C++
116 lines
2.5 KiB
C++
// Copyright 2009-2021 Intel Corporation
|
|
// SPDX-License-Identifier: Apache-2.0
|
|
|
|
#pragma once
|
|
|
|
#include "default.h"
|
|
|
|
/* Macros to gather statistics */
|
|
#ifdef EMBREE_STAT_COUNTERS
|
|
# define STAT(x) x
|
|
# define STAT3(s,x,y,z) \
|
|
STAT(Stat::get().code .s+=x); \
|
|
STAT(Stat::get().active.s+=y); \
|
|
STAT(Stat::get().all .s+=z);
|
|
# define STAT_USER(i,x) Stat::get().user[i]+=x;
|
|
#else
|
|
# define STAT(x)
|
|
# define STAT3(s,x,y,z)
|
|
# define STAT_USER(i,x)
|
|
#endif
|
|
|
|
namespace embree
|
|
{
|
|
/*! Gathers ray tracing statistics. We count 1) how often a code
|
|
* location is reached, 2) how many SIMD lanes are active, 3) how
|
|
* many SIMD lanes reach the code location */
|
|
class Stat
|
|
{
|
|
public:
|
|
|
|
static const size_t SIZE_HISTOGRAM = 64+1;
|
|
|
|
/*! constructs stat counter class */
|
|
Stat ();
|
|
|
|
/*! destructs stat counter class */
|
|
~Stat ();
|
|
|
|
class Counters
|
|
{
|
|
public:
|
|
Counters () {
|
|
clear();
|
|
}
|
|
|
|
void clear()
|
|
{
|
|
all.clear();
|
|
active.clear();
|
|
code.clear();
|
|
for (auto& u : user) u.store(0);
|
|
}
|
|
|
|
public:
|
|
|
|
/* per packet and per ray stastics */
|
|
struct Data
|
|
{
|
|
void clear () {
|
|
normal.clear();
|
|
shadow.clear();
|
|
point_query.clear();
|
|
}
|
|
|
|
/* normal and shadow ray statistics */
|
|
struct
|
|
{
|
|
void clear()
|
|
{
|
|
travs.store(0);
|
|
trav_nodes.store(0);
|
|
trav_leaves.store(0);
|
|
trav_prims.store(0);
|
|
trav_prim_hits.store(0);
|
|
for (auto& v : trav_hit_boxes) v.store(0);
|
|
trav_stack_pop.store(0);
|
|
trav_stack_nodes.store(0);
|
|
trav_xfm_nodes.store(0);
|
|
}
|
|
|
|
public:
|
|
std::atomic<size_t> travs;
|
|
std::atomic<size_t> trav_nodes;
|
|
std::atomic<size_t> trav_leaves;
|
|
std::atomic<size_t> trav_prims;
|
|
std::atomic<size_t> trav_prim_hits;
|
|
std::atomic<size_t> trav_hit_boxes[SIZE_HISTOGRAM+1];
|
|
std::atomic<size_t> trav_stack_pop;
|
|
std::atomic<size_t> trav_stack_nodes;
|
|
std::atomic<size_t> trav_xfm_nodes;
|
|
|
|
} normal, shadow, point_query;
|
|
} all, active, code;
|
|
|
|
std::atomic<size_t> user[10];
|
|
};
|
|
|
|
public:
|
|
|
|
static __forceinline Counters& get() {
|
|
return instance.cntrs;
|
|
}
|
|
|
|
static void clear() {
|
|
instance.cntrs.clear();
|
|
}
|
|
|
|
static void print(embree_ostream cout);
|
|
|
|
private:
|
|
Counters cntrs;
|
|
|
|
private:
|
|
static Stat instance;
|
|
};
|
|
}
|