93 lines
2.5 KiB
C++
93 lines
2.5 KiB
C++
#pragma once
|
|
|
|
#if SIMDJSON_EXCEPTIONS
|
|
|
|
#include "largerandom.h"
|
|
|
|
namespace largerandom {
|
|
|
|
using namespace simdjson;
|
|
using namespace simdjson::builtin;
|
|
|
|
class Iter {
|
|
public:
|
|
simdjson_really_inline bool Run(const padded_string &json);
|
|
|
|
simdjson_really_inline const std::vector<my_point> &Result() { return container; }
|
|
simdjson_really_inline size_t ItemCount() { return container.size(); }
|
|
|
|
private:
|
|
ondemand::parser parser{};
|
|
std::vector<my_point> container{};
|
|
|
|
simdjson_really_inline double first_double(ondemand::json_iterator &iter) {
|
|
if (iter.start_object().error() || iter.field_key().error() || iter.field_value()) { throw "Invalid field"; }
|
|
return iter.consume_double();
|
|
}
|
|
|
|
simdjson_really_inline double next_double(ondemand::json_iterator &iter) {
|
|
if (!iter.has_next_field() || iter.field_key().error() || iter.field_value()) { throw "Invalid field"; }
|
|
return iter.consume_double();
|
|
}
|
|
|
|
};
|
|
|
|
simdjson_really_inline bool Iter::Run(const padded_string &json) {
|
|
container.clear();
|
|
|
|
auto iter = parser.iterate_raw(json).value();
|
|
if (iter.start_array()) {
|
|
do {
|
|
container.emplace_back(my_point{first_double(iter), next_double(iter), next_double(iter)});
|
|
if (iter.has_next_field()) { throw "Too many fields"; }
|
|
} while (iter.has_next_element());
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
BENCHMARK_TEMPLATE(LargeRandom, Iter);
|
|
|
|
|
|
namespace sum {
|
|
|
|
class Iter {
|
|
public:
|
|
simdjson_really_inline bool Run(const padded_string &json);
|
|
|
|
simdjson_really_inline my_point &Result() { return sum; }
|
|
simdjson_really_inline size_t ItemCount() { return count; }
|
|
|
|
private:
|
|
ondemand::parser parser{};
|
|
my_point sum{};
|
|
size_t count{};
|
|
};
|
|
|
|
simdjson_really_inline bool Iter::Run(const padded_string &json) {
|
|
sum = {0,0,0};
|
|
count = 0;
|
|
|
|
auto iter = parser.iterate_raw(json).value();
|
|
if (!iter.start_array()) { return false; }
|
|
do {
|
|
if (!iter.start_object() || iter.field_key().value() != "x" || iter.field_value()) { return false; }
|
|
sum.x += iter.consume_double();
|
|
if (!iter.has_next_field() || iter.field_key().value() != "y" || iter.field_value()) { return false; }
|
|
sum.y += iter.consume_double();
|
|
if (!iter.has_next_field() || iter.field_key().value() != "z" || iter.field_value()) { return false; }
|
|
sum.z += iter.consume_double();
|
|
if (*iter.advance() != '}') { return false; }
|
|
count++;
|
|
} while (iter.has_next_element());
|
|
|
|
return true;
|
|
}
|
|
|
|
BENCHMARK_TEMPLATE(LargeRandomSum, Iter);
|
|
|
|
} // namespace sum
|
|
} // namespace largerandom
|
|
|
|
#endif // SIMDJSON_EXCEPTIONS
|