mapnik/benchmark/src/test_noop_rendering.cpp
2022-01-27 00:12:13 +01:00

51 lines
1.6 KiB
C++

#include "bench_framework.hpp"
#include <mapnik/map.hpp>
#include <mapnik/image_util.hpp>
#include <mapnik/load_map.hpp>
#include <mapnik/agg_renderer.hpp>
#include <mapnik/datasource_cache.hpp>
#include <mapnik/font_engine_freetype.hpp>
#include <stdexcept>
#include <mapnik/layer.hpp>
#include <mapnik/memory_datasource.hpp>
#include <mapnik/feature_type_style.hpp>
#include <memory>
class test : public benchmark::test_case
{
public:
test(mapnik::parameters const& params)
: test_case(params)
{}
bool validate() const { return true; }
bool operator()() const
{
mapnik::Map m(256, 256, "epsg:3857");
mapnik::parameters params;
params["type"] = "memory";
auto ds = std::make_shared<mapnik::memory_datasource>(params);
// add whitespace to trigger phony "reprojection"
mapnik::layer lay("layer", m.srs() + " ");
lay.set_datasource(ds);
lay.add_style("style");
m.add_layer(lay);
// dummy style to ensure that layer is processed
m.insert_style("style", mapnik::feature_type_style());
// dummy bbox, but "valid" because minx and miny are less
// with an invalid bbox then layer.visible() returns false
// and the initial rendering setup is not run
m.zoom_to_box(mapnik::box2d<double>(-1, -1, 0, 0));
for (unsigned i = 0; i < iterations_; ++i)
{
mapnik::image_rgba8 im(256, 256);
mapnik::agg_renderer<mapnik::image_rgba8> ren(m, im);
ren.apply();
}
return true;
}
};
BENCHMARK(test, "rendering with reprojection")