bsnes/higan/gb/interface/interface.cpp

274 lines
6.8 KiB
C++

#include <gb/gb.hpp>
namespace GameBoy {
Interface* interface = nullptr;
Settings settings;
Interface::Interface() {
interface = this;
hook = nullptr;
information.manufacturer = "Nintendo";
information.name = "Game Boy";
information.width = 160;
information.height = 144;
information.overscan = false;
information.aspectRatio = 1.0;
information.resettable = false;
information.capability.states = true;
information.capability.cheats = true;
media.append({ID::GameBoy, "Game Boy", "gb" , true});
media.append({ID::GameBoyColor, "Game Boy Color", "gbc", true});
{
Device device{0, ID::Device, "Controller"};
device.inputs.append({0, 0, "Up" });
device.inputs.append({1, 0, "Down" });
device.inputs.append({2, 0, "Left" });
device.inputs.append({3, 0, "Right" });
device.inputs.append({4, 0, "B" });
device.inputs.append({5, 0, "A" });
device.inputs.append({6, 0, "Select"});
device.inputs.append({7, 0, "Start" });
devices.append(device);
}
ports.append({0, "Device", {devices[0]}});
}
auto Interface::manifest() -> string {
return cartridge.manifest();
}
auto Interface::title() -> string {
return cartridge.title();
}
auto Interface::videoFrequency() -> double {
return 4194304.0 / (154.0 * 456.0);
}
auto Interface::videoColors() -> uint32 {
return !system.cgb() ? 1 << 2 : 1 << 15;
}
auto Interface::videoColor(uint32 color) -> uint64 {
if(!system.cgb()) {
if(!settings.colorEmulation) {
uint64 L = image::normalize(3 - color, 2, 16);
return L << 32 | L << 16 | L << 0;
} else {
#define DMG_PALETTE_GREEN
//#define DMG_PALETTE_YELLOW
//#define DMG_PALETTE_WHITE
const uint16 monochrome[4][3] = {
#if defined(DMG_PALETTE_GREEN)
{0xaeae, 0xd9d9, 0x2727},
{0x5858, 0xa0a0, 0x2828},
{0x2020, 0x6262, 0x2929},
{0x1a1a, 0x4545, 0x2a2a},
#elif defined(DMG_PALETTE_YELLOW)
{0xffff, 0xf7f7, 0x7b7b},
{0xb5b5, 0xaeae, 0x4a4a},
{0x6b6b, 0x6969, 0x3131},
{0x2121, 0x2020, 0x1010},
#elif defined(DMG_PALETTE_WHITE)
{0xffff, 0xffff, 0xffff},
{0xaaaa, 0xaaaa, 0xaaaa},
{0x5555, 0x5555, 0x5555},
{0x0000, 0x0000, 0x0000},
#endif
};
uint64 R = monochrome[color][0];
uint64 G = monochrome[color][1];
uint64 B = monochrome[color][2];
return R << 32 | G << 16 | B << 0;
}
} else {
uint r = color.bits( 0, 4);
uint g = color.bits( 5, 9);
uint b = color.bits(10,14);
uint64_t R = image::normalize(r, 5, 16);
uint64_t G = image::normalize(g, 5, 16);
uint64_t B = image::normalize(b, 5, 16);
if(settings.colorEmulation) {
R = (r * 26 + g * 4 + b * 2);
G = ( g * 24 + b * 8);
B = (r * 6 + g * 4 + b * 22);
R = image::normalize(min(960, R), 10, 16);
G = image::normalize(min(960, G), 10, 16);
B = image::normalize(min(960, B), 10, 16);
}
return R << 32 | G << 16 | B << 0;
}
}
auto Interface::audioFrequency() -> double {
return 4194304.0 / 2.0;
}
auto Interface::loaded() -> bool {
return system.loaded();
}
auto Interface::sha256() -> string {
return cartridge.sha256();
}
auto Interface::group(uint id) -> uint {
switch(id) {
case ID::SystemManifest:
case ID::GameBoyBootROM:
case ID::SuperGameBoyBootROM:
case ID::GameBoyColorBootROM:
return 0;
case ID::Manifest:
case ID::ROM:
case ID::RAM:
switch(system.revision()) {
case System::Revision::GameBoy: return ID::GameBoy;
case System::Revision::SuperGameBoy: return ID::SuperGameBoy;
case System::Revision::GameBoyColor: return ID::GameBoyColor;
}
throw;
}
throw;
}
auto Interface::load(uint id) -> void {
if(id == ID::GameBoy) system.load(System::Revision::GameBoy);
if(id == ID::SuperGameBoy) system.load(System::Revision::SuperGameBoy);
if(id == ID::GameBoyColor) system.load(System::Revision::GameBoyColor);
}
auto Interface::save() -> void {
for(auto& memory : cartridge.memory) {
interface->saveRequest(memory.id, memory.name);
}
}
auto Interface::load(uint id, const stream& stream) -> void {
if(id == ID::SystemManifest) {
system.information.manifest = stream.text();
}
if(id == ID::GameBoyBootROM) {
stream.read((uint8_t*)system.bootROM.dmg, min( 256u, stream.size()));
}
if(id == ID::SuperGameBoyBootROM) {
stream.read((uint8_t*)system.bootROM.sgb, min( 256u, stream.size()));
}
if(id == ID::GameBoyColorBootROM) {
stream.read((uint8_t*)system.bootROM.cgb, min(2048u, stream.size()));
}
if(id == ID::Manifest) {
cartridge.information.markup = stream.text();
}
if(id == ID::ROM) {
stream.read((uint8_t*)cartridge.romdata, min(cartridge.romsize, stream.size()));
}
if(id == ID::RAM) {
stream.read((uint8_t*)cartridge.ramdata, min(stream.size(), cartridge.ramsize));
}
}
auto Interface::save(uint id, const stream& stream) -> void {
if(id == ID::RAM) {
stream.write((uint8_t*)cartridge.ramdata, cartridge.ramsize);
}
}
auto Interface::unload() -> void {
save();
system.unload();
}
auto Interface::power() -> void {
system.power();
}
auto Interface::reset() -> void {
system.power();
}
auto Interface::run() -> void {
system.run();
}
auto Interface::serialize() -> serializer {
system.runToSave();
return system.serialize();
}
auto Interface::unserialize(serializer& s) -> bool {
return system.unserialize(s);
}
auto Interface::cheatSet(const lstring& list) -> void {
cheat.reset();
for(auto& codeset : list) {
lstring codes = codeset.split("+");
for(auto& code : codes) {
lstring part = code.split("/");
if(part.size() == 2) cheat.append(hex(part[0]), hex(part[1]));
if(part.size() == 3) cheat.append(hex(part[0]), hex(part[1]), hex(part[2]));
}
}
}
auto Interface::lcdScanline() -> void {
if(hook) hook->lcdScanline();
}
auto Interface::lcdOutput(uint2 color) -> void {
if(hook) hook->lcdOutput(color);
}
auto Interface::joypWrite(bool p15, bool p14) -> void {
if(hook) hook->joypWrite(p15, p14);
}
auto Interface::cap(const string& name) -> bool {
if(name == "Blur Emulation") return true;
if(name == "Color Emulation") return true;
return false;
}
auto Interface::get(const string& name) -> any {
if(name == "Blur Emulation") return settings.blurEmulation;
if(name == "Color Emulation") return settings.colorEmulation;
return {};
}
auto Interface::set(const string& name, const any& value) -> bool {
if(name == "Blur Emulation" && value.is<bool>()) {
settings.blurEmulation = value.get<bool>();
system.configureVideoEffects();
return true;
}
if(name == "Color Emulation" && value.is<bool>()) {
settings.colorEmulation = value.get<bool>();
system.configureVideoPalette();
return true;
}
return false;
}
}