Merge pull request from OFFTKP/cheatpicker

Add cheat picker window
This commit is contained in:
wheremyfoodat 2024-01-27 19:16:53 +00:00 committed by GitHub
commit 407411cc0b
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GPG key ID: B5690EEEBB952194
9 changed files with 473 additions and 25 deletions

View file

@ -139,6 +139,65 @@ void ActionReplay::executeDType(const Cheat& cheat, u32 instruction) {
switch (instruction) {
case 0xD3000000: offset1 = cheat[pc++]; break;
case 0xD3000001: offset2 = cheat[pc++]; break;
case 0xD6000000:
write32(*activeOffset + cheat[pc++], u32(*activeData));
*activeOffset += 4;
break;
case 0xD6000001:
write32(*activeOffset + cheat[pc++], u32(data1));
*activeOffset += 4;
break;
case 0xD6000002:
write32(*activeOffset + cheat[pc++], u32(data2));
*activeOffset += 4;
break;
case 0xD7000000:
write16(*activeOffset + cheat[pc++], u16(*activeData));
*activeOffset += 2;
break;
case 0xD7000001:
write16(*activeOffset + cheat[pc++], u16(data1));
*activeOffset += 2;
break;
case 0xD7000002:
write16(*activeOffset + cheat[pc++], u16(data2));
*activeOffset += 2;
break;
case 0xD8000000:
write8(*activeOffset + cheat[pc++], u8(*activeData));
*activeOffset += 1;
break;
case 0xD8000001:
write8(*activeOffset + cheat[pc++], u8(data1));
*activeOffset += 1;
break;
case 0xD8000002:
write8(*activeOffset + cheat[pc++], u8(data2));
*activeOffset += 1;
break;
case 0xD9000000: *activeData = read32(cheat[pc++] + *activeOffset); break;
case 0xD9000001: data1 = read32(cheat[pc++] + *activeOffset); break;
case 0xD9000002: data2 = read32(cheat[pc++] + *activeOffset); break;
case 0xDA000000: *activeData = read16(cheat[pc++] + *activeOffset); break;
case 0xDA000001: data1 = read16(cheat[pc++] + *activeOffset); break;
case 0xDA000002: data2 = read16(cheat[pc++] + *activeOffset); break;
case 0xDB000000: *activeData = read8(cheat[pc++] + *activeOffset); break;
case 0xDB000001: data1 = read8(cheat[pc++] + *activeOffset); break;
case 0xDB000002: data2 = read8(cheat[pc++] + *activeOffset); break;
case 0xDC000000: *activeOffset += cheat[pc++]; break;
// DD000000 XXXXXXXX - if KEYPAD has value XXXXXXXX execute next block

View file

@ -1,4 +1,5 @@
#include "cheats.hpp"
#include "swap.hpp"
Cheats::Cheats(Memory& mem, HIDService& hid) : ar(mem, hid) { reset(); }
@ -23,6 +24,27 @@ u32 Cheats::addCheat(const Cheat& cheat) {
return cheats.size() - 1;
}
u32 Cheats::addCheat(const u8* data, size_t size) {
if ((size % 8) != 0) {
return badCheatHandle;
}
Cheats::Cheat cheat;
cheat.enabled = true;
cheat.type = Cheats::CheatType::ActionReplay;
for (size_t i = 0; i < size; i += 8) {
auto read32 = [](const u8* ptr) { return (u32(ptr[3]) << 24) | (u32(ptr[2]) << 16) | (u32(ptr[1]) << 8) | u32(ptr[0]); };
// Data is passed to us in big endian so we bswap
u32 firstWord = Common::swap32(read32(data + i));
u32 secondWord = Common::swap32(read32(data + i + 4));
cheat.instructions.insert(cheat.instructions.end(), {firstWord, secondWord});
}
return addCheat(cheat);
}
void Cheats::removeCheat(u32 id) {
if (id >= cheats.size()) {
return;