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++ // Copyright 2009-2021 Intel Corporation
++ // SPDX-License-Identifier: Apache-2.0
++
++ #include "stat.h"
++
++ namespace embree
++ {
++ Stat Stat::instance;
++
++ Stat::Stat () {
++ }
++
++ Stat::~Stat ()
++ {
++ #ifdef EMBREE_STAT_COUNTERS
++ Stat::print(std::cout);
++ #endif
++ }
++
++ void Stat::print(std::ostream& cout)
++ {
++ Counters& cntrs = instance.cntrs;
++ Counters::Data& data = instance.cntrs.code;
++ //Counters::Data& data = instance.cntrs.active;
++
++ /* print absolute numbers */
++ cout << "--------- ABSOLUTE ---------" << std::endl;
++ cout << " #normal_travs = " << float(data.normal.travs )*1E-6 << "M" << std::endl;
++ cout << " #nodes = " << float(data.normal.trav_nodes )*1E-6 << "M" << std::endl;
++ cout << " #nodes_xfm = " << float(data.normal.trav_xfm_nodes )*1E-6 << "M" << std::endl;
++ cout << " #leaves = " << float(data.normal.trav_leaves )*1E-6 << "M" << std::endl;
++ cout << " #prims = " << float(data.normal.trav_prims )*1E-6 << "M" << std::endl;
++ cout << " #prim_hits = " << float(data.normal.trav_prim_hits )*1E-6 << "M" << std::endl;
++
++ cout << " #stack nodes = " << float(data.normal.trav_stack_nodes )*1E-6 << "M" << std::endl;
++ cout << " #stack pop = " << float(data.normal.trav_stack_pop )*1E-6 << "M" << std::endl;
++
++ size_t normal_box_hits = 0;
++ size_t weighted_box_hits = 0;
++ for (size_t i=0;i<SIZE_HISTOGRAM;i++) {
++ normal_box_hits += data.normal.trav_hit_boxes[i];
++ weighted_box_hits += data.normal.trav_hit_boxes[i]*i;
++ }
++ cout << " #hit_boxes = " << normal_box_hits << " (total) distribution: ";
++ float average = 0.0f;
++ for (size_t i=0;i<SIZE_HISTOGRAM;i++)
++ {
++ float value = 100.0f * data.normal.trav_hit_boxes[i] / normal_box_hits;
++ cout << "[" << i << "] " << value << " ";
++ average += (float)i*data.normal.trav_hit_boxes[i] / normal_box_hits;
++ }
++ cout << " average = " << average << std::endl;
++ for (size_t i=0;i<SIZE_HISTOGRAM;i++) cout << "[" << i << "] " << 100.0f * data.normal.trav_hit_boxes[i]*i / weighted_box_hits << " ";
++ cout << std::endl;
++
++ if (data.shadow.travs) {
++ cout << " #shadow_travs = " << float(data.shadow.travs )*1E-6 << "M" << std::endl;
++ cout << " #nodes = " << float(data.shadow.trav_nodes )*1E-6 << "M" << std::endl;
++ cout << " #nodes_xfm = " << float(data.shadow.trav_xfm_nodes)*1E-6 << "M" << std::endl;
++ cout << " #leaves = " << float(data.shadow.trav_leaves )*1E-6 << "M" << std::endl;
++ cout << " #prims = " << float(data.shadow.trav_prims )*1E-6 << "M" << std::endl;
++ cout << " #prim_hits = " << float(data.shadow.trav_prim_hits)*1E-6 << "M" << std::endl;
++
++ cout << " #stack nodes = " << float(data.shadow.trav_stack_nodes )*1E-6 << "M" << std::endl;
++ cout << " #stack pop = " << float(data.shadow.trav_stack_pop )*1E-6 << "M" << std::endl;
++
++ size_t shadow_box_hits = 0;
++ size_t weighted_shadow_box_hits = 0;
++
++ for (size_t i=0;i<SIZE_HISTOGRAM;i++) {
++ shadow_box_hits += data.shadow.trav_hit_boxes[i];
++ weighted_shadow_box_hits += data.shadow.trav_hit_boxes[i]*i;
++ }
++ cout << " #hit_boxes = ";
++ for (size_t i=0;i<SIZE_HISTOGRAM;i++) cout << "[" << i << "] " << 100.0f * data.shadow.trav_hit_boxes[i] / shadow_box_hits << " ";
++ cout << std::endl;
++ for (size_t i=0;i<SIZE_HISTOGRAM;i++) cout << "[" << i << "] " << 100.0f * data.shadow.trav_hit_boxes[i]*i / weighted_shadow_box_hits << " ";
++ cout << std::endl;
++ }
++ cout << std::endl;
++
++ /* print per traversal numbers */
++ cout << "--------- PER TRAVERSAL ---------" << std::endl;
++ float active_normal_travs = float(cntrs.active.normal.travs )/float(cntrs.all.normal.travs );
++ float active_normal_trav_nodes = float(cntrs.active.normal.trav_nodes )/float(cntrs.all.normal.trav_nodes );
++ float active_normal_trav_xfm_nodes = float(cntrs.active.normal.trav_xfm_nodes )/float(cntrs.all.normal.trav_xfm_nodes );
++ float active_normal_trav_leaves = float(cntrs.active.normal.trav_leaves)/float(cntrs.all.normal.trav_leaves);
++ float active_normal_trav_prims = float(cntrs.active.normal.trav_prims )/float(cntrs.all.normal.trav_prims );
++ float active_normal_trav_prim_hits = float(cntrs.active.normal.trav_prim_hits )/float(cntrs.all.normal.trav_prim_hits );
++ float active_normal_trav_stack_pop = float(cntrs.active.normal.trav_stack_pop )/float(cntrs.all.normal.trav_stack_pop );
++
++ cout << " #normal_travs = " << float(cntrs.code.normal.travs )/float(cntrs.code.normal.travs) << ", " << 100.0f*active_normal_travs << "% active" << std::endl;
++ cout << " #nodes = " << float(cntrs.code.normal.trav_nodes )/float(cntrs.code.normal.travs) << ", " << 100.0f*active_normal_trav_nodes << "% active" << std::endl;
++ cout << " #node_xfm = " << float(cntrs.code.normal.trav_xfm_nodes )/float(cntrs.code.normal.travs) << ", " << 100.0f*active_normal_trav_xfm_nodes << "% active" << std::endl;
++ cout << " #leaves = " << float(cntrs.code.normal.trav_leaves)/float(cntrs.code.normal.travs) << ", " << 100.0f*active_normal_trav_leaves << "% active" << std::endl;
++ cout << " #prims = " << float(cntrs.code.normal.trav_prims )/float(cntrs.code.normal.travs) << ", " << 100.0f*active_normal_trav_prims << "% active" << std::endl;
++ cout << " #prim_hits = " << float(cntrs.code.normal.trav_prim_hits )/float(cntrs.code.normal.travs) << ", " << 100.0f*active_normal_trav_prim_hits << "% active" << std::endl;
++ cout << " #stack_pop = " << float(cntrs.code.normal.trav_stack_pop )/float(cntrs.code.normal.travs) << ", " << 100.0f*active_normal_trav_stack_pop << "% active" << std::endl;
++
++ if (cntrs.all.shadow.travs) {
++ float active_shadow_travs = float(cntrs.active.shadow.travs )/float(cntrs.all.shadow.travs );
++ float active_shadow_trav_nodes = float(cntrs.active.shadow.trav_nodes )/float(cntrs.all.shadow.trav_nodes );
++ float active_shadow_trav_xfm_nodes = float(cntrs.active.shadow.trav_xfm_nodes )/float(cntrs.all.shadow.trav_xfm_nodes );
++ float active_shadow_trav_leaves = float(cntrs.active.shadow.trav_leaves)/float(cntrs.all.shadow.trav_leaves);
++ float active_shadow_trav_prims = float(cntrs.active.shadow.trav_prims )/float(cntrs.all.shadow.trav_prims );
++ float active_shadow_trav_prim_hits = float(cntrs.active.shadow.trav_prim_hits )/float(cntrs.all.shadow.trav_prim_hits );
++
++ cout << " #shadow_travs = " << float(cntrs.code.shadow.travs )/float(cntrs.code.shadow.travs) << ", " << 100.0f*active_shadow_travs << "% active" << std::endl;
++ cout << " #nodes = " << float(cntrs.code.shadow.trav_nodes )/float(cntrs.code.shadow.travs) << ", " << 100.0f*active_shadow_trav_nodes << "% active" << std::endl;
++ cout << " #nodes_xfm = " << float(cntrs.code.shadow.trav_xfm_nodes )/float(cntrs.code.shadow.travs) << ", " << 100.0f*active_shadow_trav_xfm_nodes << "% active" << std::endl;
++ cout << " #leaves = " << float(cntrs.code.shadow.trav_leaves)/float(cntrs.code.shadow.travs) << ", " << 100.0f*active_shadow_trav_leaves << "% active" << std::endl;
++ cout << " #prims = " << float(cntrs.code.shadow.trav_prims )/float(cntrs.code.shadow.travs) << ", " << 100.0f*active_shadow_trav_prims << "% active" << std::endl;
++ cout << " #prim_hits = " << float(cntrs.code.shadow.trav_prim_hits )/float(cntrs.code.shadow.travs) << ", " << 100.0f*active_shadow_trav_prim_hits << "% active" << std::endl;
++
++ }
++ cout << std::endl;
++
++ /* print user counters for performance tuning */
++ cout << "--------- USER ---------" << std::endl;
++ for (size_t i=0; i<10; i++)
++ cout << "#user" << i << " = " << float(cntrs.user[i])/float(cntrs.all.normal.travs+cntrs.all.shadow.travs) << " per traversal" << std::endl;
++
++ cout << "#user5/user3 " << 100.0f*float(cntrs.user[5])/float(cntrs.user[3]) << "%" << std::endl;
++ cout << "#user6/user3 " << 100.0f*float(cntrs.user[6])/float(cntrs.user[3]) << "%" << std::endl;
++ cout << "#user7/user3 " << 100.0f*float(cntrs.user[7])/float(cntrs.user[3]) << "%" << std::endl;
++ cout << std::endl;
++ }
++ }