OXYGENHUB
◆ main openmsx / src / input / JoyTap.cc
1.8 KiB · C++ · last changed chore(): initial commit 1 month ago source blame history raw
e8555c89 Andy McCall 1 
#include "JoyTap.hh"
2
3 
#include "PluggingController.hh"
4 
#include "serialize.hh"
5
6 
#include "enumerate.hh"
7 
#include "strCat.hh"
8
9 
#include <array>
10
11 
namespace openmsx {
12
13 
JoyTap::JoyTap(PluggingController& pluggingController_, std::string name_)
14 
	: pluggingController(pluggingController_)
15 
	, name(std::move(name_))
16 
{
17 
}
18
19 
void JoyTap::createPorts(std::string_view description, EmuTime time)
20 
{
21 
	for (auto [i, slave] : enumerate(slaves)) {
22 
		slave.emplace(
23 
			pluggingController,
24 
			strCat(name, "_port_", char('1' + i)),
25 
			strCat(description, ' ', char('1' + i)));
26 
		slave->write(0, time);
27 
	}
28 
}
29
30 
zstring_view JoyTap::getDescription() const
31 
{
32 
	return "MSX Joy Tap device";
33 
}
34
35 
zstring_view JoyTap::getName() const
36 
{
37 
	return name;
38 
}
39
40 
void JoyTap::plugHelper(Connector& /*connector*/, EmuTime time)
41 
{
42 
	createPorts("Joy Tap port", time);
43 
}
44
45 
void JoyTap::unplugHelper(EmuTime time)
46 
{
47 
	for (auto& s : slaves) {
48 
		s->unplug(time);
49 
		s.reset();
50 
	}
51 
}
52
53 
uint8_t JoyTap::read(EmuTime time)
54 
{
55 
	uint8_t value = 255;
56 
	for (auto& s : slaves) {
57 
		value &= s->read(time);
58 
	}
59 
	return value;
60 
}
61
62 
void JoyTap::write(uint8_t value, EmuTime time)
63 
{
64 
	for (auto& s : slaves) {
65 
		s->write(value, time);
66 
	}
67 
}
68
69 
template<typename Archive>
70 
void JoyTap::serialize(Archive& ar, unsigned /*version*/)
71 
{
72 
	// saving only happens when plugged in
73 
	if constexpr (!Archive::IS_LOADER) assert(isPluggedIn());
74 
	// restore plugged state when loading
75 
	if constexpr (Archive::IS_LOADER) {
76 
		plugHelper(*getConnector(), pluggingController.getCurrentTime());
77 
	}
78
79 
	std::array<char, 6> tag = {'p', 'o', 'r', 't', 'X', 0};
80 
	for (auto [i, slave] : enumerate(slaves)) {
81 
		tag[4] = char('0' + i);
82 
		ar.serialize(tag.data(), *slave);
83 
	}
84 
}
85 
INSTANTIATE_SERIALIZE_METHODS(JoyTap);
86 
REGISTER_POLYMORPHIC_INITIALIZER(Pluggable, JoyTap, "JoyTap");
87
88 
} // namespace openmsx