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#pragma once
#include "accel-classic.hpp"
#include "accel-jump.hpp"
#include "accel-lookup.hpp"
#include "accel-motivity.hpp"
#include "accel-natural.hpp"
#include "accel-noaccel.hpp"
#include "accel-power.hpp"
namespace rawaccel {
union accel_union {
accel_noaccel noaccel;
lookup lut;
classic<GAIN> classic_g;
classic<LEGACY> classic_l;
jump<GAIN> jump_g;
jump<LEGACY> jump_l;
natural<GAIN> natural_g;
natural<LEGACY> natural_l;
power<GAIN> power_g;
power<LEGACY> power_l;
loglog_sigmoid<GAIN> loglog_sigmoid_g;
loglog_sigmoid<LEGACY> loglog_sigmoid_l;
template <template <bool> class AccelTemplate, typename Visitor>
auto visit_helper(Visitor vis, bool gain)
{
if (gain) return vis(reinterpret_cast<AccelTemplate<GAIN>&>(*this));
else return vis(reinterpret_cast<AccelTemplate<LEGACY>&>(*this));
}
template <typename Visitor>
auto visit(Visitor vis, const accel_args& args)
{
switch (args.mode) {
case accel_mode::classic: return visit_helper<classic>(vis, args.gain);
case accel_mode::jump: return visit_helper<jump>(vis, args.gain);
case accel_mode::natural: return visit_helper<natural>(vis, args.gain);
case accel_mode::motivity: return visit_helper<loglog_sigmoid>(vis, args.gain);
case accel_mode::power: return visit_helper<power>(vis, args.gain);
case accel_mode::lookup: return vis(lut);
default: return vis(noaccel);
}
}
void init(const accel_args& args)
{
visit([&](auto& impl) {
impl = { args };
}, args);
}
};
}
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