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This commit is contained in:
gabime 2018-11-11 01:26:57 +02:00
parent d99179f822
commit d54e302a28
2 changed files with 24 additions and 40 deletions
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34
bench/padder_bench.cpp
View File

@ -12,8 +12,6 @@
#include "spdlog/spdlog.h"
#include "spdlog/details/pattern_formatter.h"
void bench_scoped_pad(benchmark::State &state, size_t wrapped_size, spdlog::details::padding_info padinfo)
{
fmt::memory_buffer dest;
@ -23,50 +21,38 @@ void bench_scoped_pad(benchmark::State &state, size_t wrapped_size, spdlog::deta
spdlog::details::scoped_pad p(wrapped_size, padinfo, dest);
benchmark::DoNotOptimize(p);
}
// if(dest.size() != (padinfo.width_-wrapped_size))
// {
// printf("NOT GOOD wrapped_size=%zu\t padinfo.width= %zu\tdest = %zu\n", wrapped_size, padinfo.width_, dest.size());
// }
// if(dest.size() != (padinfo.width_-wrapped_size))
// {
// printf("NOT GOOD wrapped_size=%zu\t padinfo.width= %zu\tdest = %zu\n", wrapped_size, padinfo.width_, dest.size());
// }
dest.clear();
}
}
int main(int argc, char *argv[]) {
int main(int argc, char *argv[])
{
using spdlog::details::padding_info;
spdlog::set_pattern("[tid %t] %v");
std::vector<size_t> sizes = {0, 2, 4, 8, 16, 32, 64, 128};
for (auto size:sizes)
for (auto size : sizes)
{
size_t wrapped_size = 8;
size_t padding_size = wrapped_size + size;
std::string title = "scoped_pad::left::" + std::to_string(size);
benchmark::RegisterBenchmark(title.c_str(),
bench_scoped_pad,
wrapped_size,
padding_info(padding_size, padding_info::left));
benchmark::RegisterBenchmark(title.c_str(), bench_scoped_pad, wrapped_size, padding_info(padding_size, padding_info::left));
title = "scoped_pad::right::" + std::to_string(size);
benchmark::RegisterBenchmark(title.c_str(),
bench_scoped_pad,
wrapped_size,
padding_info(padding_size, padding_info::right));
benchmark::RegisterBenchmark(title.c_str(), bench_scoped_pad, wrapped_size, padding_info(padding_size, padding_info::right));
title = "scoped_pad::center::" + std::to_string(size);
benchmark::RegisterBenchmark(title.c_str(),
bench_scoped_pad,
wrapped_size,
padding_info(padding_size, padding_info::center));
benchmark::RegisterBenchmark(title.c_str(), bench_scoped_pad, wrapped_size, padding_info(padding_size, padding_info::center));
}
benchmark::Initialize(&argc, argv);
benchmark::RunSpecifiedBenchmarks();
}

30
include/spdlog/details/pattern_formatter.h
View File

@ -48,29 +48,29 @@ struct padding_info
class scoped_pad
{
public:
scoped_pad(size_t wrapped_size, padding_info &padinfo, fmt::memory_buffer &dest):
padinfo_(padinfo)
scoped_pad(size_t wrapped_size, padding_info &padinfo, fmt::memory_buffer &dest)
: padinfo_(padinfo)
, dest_(dest)
{
if(padinfo_.width_ <= wrapped_size)
if (padinfo_.width_ <= wrapped_size)
{
total_pad_ = 0;
return;
}
total_pad_= padinfo.width_ - wrapped_size;
total_pad_ = padinfo.width_ - wrapped_size;
if (padinfo_.side_ == padding_info::left)
{
pad_it(total_pad_);
total_pad_ = 0;
}
else if(padinfo_.side_ == padding_info::center)
else if (padinfo_.side_ == padding_info::center)
{
auto half_pad = total_pad_/ 2;
auto half_pad = total_pad_ / 2;
auto reminder = total_pad_ & 1;
pad_it(half_pad);
total_pad_= half_pad + reminder; // for the right side
total_pad_ = half_pad + reminder; // for the right side
}
}
@ -81,7 +81,7 @@ public:
~scoped_pad()
{
if(total_pad_)
if (total_pad_)
{
pad_it(total_pad_);
}
@ -90,12 +90,11 @@ public:
private:
void pad_it(size_t count)
{
//count = std::min(count, spaces_.size());
// count = std::min(count, spaces_.size());
assert(count <= spaces_.size());
fmt_helper::append_string_view(string_view_t(spaces_.data(), count), dest_);
}
const padding_info &padinfo_;
fmt::memory_buffer &dest_;
size_t total_pad_;
@ -870,12 +869,11 @@ public:
}
// use by default full formatter for if pattern is not given
explicit pattern_formatter(
pattern_time_type time_type = pattern_time_type::local, std::string eol = spdlog::details::os::default_eol)
: pattern_()
, eol_(std::move(eol))
, pattern_time_type_(time_type)
, last_log_secs_(0)
explicit pattern_formatter(pattern_time_type time_type = pattern_time_type::local, std::string eol = spdlog::details::os::default_eol)
: pattern_()
, eol_(std::move(eol))
, pattern_time_type_(time_type)
, last_log_secs_(0)
{
std::memset(&cached_tm_, 0, sizeof(cached_tm_));
formatters_.push_back(details::make_unique<details::full_formatter>(details::padding_info()));