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benchmark: add new rendering test harness and use to compare clipping impact on speeds at high and low zoom

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This commit is contained in:
Dane Springmeyer 2013-10-02 16:09:32 -07:00
parent 0624ec31dc
commit f91ae9f51c
1 changed files with 77 additions and 0 deletions
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77
benchmark/run.cpp
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@ -674,6 +674,53 @@ struct test13
} }
}; };
#include <mapnik/map.hpp>
#include <mapnik/load_map.hpp>
#include <mapnik/agg_renderer.hpp>
#include <mapnik/datasource_cache.hpp>
struct test14
{
unsigned iter_;
unsigned threads_;
std::string xml_;
mapnik::box2d<double> extent_;
test14(unsigned iterations,
unsigned threads,
std::string const& xml,
mapnik::box2d<double> const& extent)
: iter_(iterations),
threads_(threads),
xml_(xml),
extent_(extent)
{}
bool validate()
{
mapnik::Map m(256,256);
mapnik::load_map(m,xml_);
m.zoom_to_box(extent_);
mapnik::image_32 im(m.width(),m.height());
mapnik::agg_renderer<mapnik::image_32> ren(m,im);
ren.apply();
//mapnik::save_to_file(im,"test.png");
return true;
}
void operator()()
{
mapnik::Map m(256,256);
mapnik::load_map(m,xml_);
m.zoom_to_box(extent_);
for (unsigned i=0;i<iter_;++i)
{
mapnik::image_32 im(m.width(),m.height());
mapnik::agg_renderer<mapnik::image_32> ren(m,im);
ren.apply();
}
}
};
int main( int argc, char** argv) int main( int argc, char** argv)
{ {
if (argc > 0) { if (argc > 0) {
@ -689,6 +736,7 @@ int main( int argc, char** argv)
} }
} }
} }
mapnik::datasource_cache::instance().register_datasources("./plugins/input/");
try try
{ {
std::cout << "starting benchmark…\n"; std::cout << "starting benchmark…\n";
@ -844,6 +892,35 @@ int main( int argc, char** argv)
benchmark(runner, (boost::format("font_engine: created %ld faces in ") % (face_count * 1000 * 10)).str()); benchmark(runner, (boost::format("font_engine: created %ld faces in ") % (face_count * 1000 * 10)).str());
} }
{
test14 runner(500,10,
"benchmark/data/polygon_rendering_clip.xml",
mapnik::box2d<double>(-20037508.3428,-8317435.0606,20037508.3428,18399242.7298));
benchmark(runner, "rendering polygon with clipping at full extent");
}
{
test14 runner(500,10,
"benchmark/data/polygon_rendering_no_clip.xml",
mapnik::box2d<double>(-20037508.3428,-8317435.0606,20037508.3428,18399242.7298));
benchmark(runner, "rendering polygon without clipping at full extent");
}
{
// note: bbox below is for 16/10491/22911.png
test14 runner(500,10,
"benchmark/data/polygon_rendering_clip.xml",
mapnik::box2d<double>(-13622912.929097254,6026906.8062295765,-13621689.93664469,6028129.79868214));
benchmark(runner, "rendering polygon with clipping at z16 extent");
}
{
test14 runner(500,10,
"benchmark/data/polygon_rendering_no_clip.xml",
mapnik::box2d<double>(-13622912.929097254,6026906.8062295765,-13621689.93664469,6028129.79868214));
benchmark(runner, "rendering polygon without clipping at z16 extent");
}
std::cout << "...benchmark done\n"; std::cout << "...benchmark done\n";
return 0; return 0;
} }