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#include <mbgl/programs/program_parameters.hpp>
#include <iomanip>
#include <sstream>
namespace mbgl {
ProgramParameters::ProgramParameters(const float pixelRatio,
const bool overdraw,
std::string cacheDir_)
: defines([&] {
std::ostringstream ss;
ss.imbue(std::locale("C"));
ss.setf(std::ios_base::showpoint);
ss << "#define DEVICE_PIXEL_RATIO " << pixelRatio << std::endl;
if (overdraw) {
ss << "#define OVERDRAW_INSPECTOR" << std::endl;
}
return ss.str();
}()),
hash(std::hash<std::string>()(defines)),
cacheDir(std::move(cacheDir_)) {
}
std::string ProgramParameters::cachePath(const char* name) const {
std::ostringstream ss;
ss << cacheDir << "/com.mapbox.gl.shader." << name << "." << std::setfill('0')
<< std::setw(sizeof(size_t) * 2) << std::hex << hash << ".pbf";
return ss.str();
}
} // namespace mbgl
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