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author | jbzdarkid <jbzdarkid@gmail.com> | 2019-11-16 21:17:48 -0800 |
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committer | jbzdarkid <jbzdarkid@gmail.com> | 2019-11-16 21:17:48 -0800 |
commit | 133975b5a2ceca273182829f2f11042a5276c2f0 (patch) | |
tree | a7e3b13ffd81484b41122acef5189f060cca365c /Source/ChallengeRandomizer.cpp | |
parent | fd2fa2211dc09c9030601fde1afd2f7823b22ed8 (diff) | |
download | witness-tutorializer-133975b5a2ceca273182829f2f11042a5276c2f0.tar.gz witness-tutorializer-133975b5a2ceca273182829f2f11042a5276c2f0.tar.bz2 witness-tutorializer-133975b5a2ceca273182829f2f11042a5276c2f0.zip |
Tabs -> spaces everywhere
Diffstat (limited to 'Source/ChallengeRandomizer.cpp')
-rw-r--r-- | Source/ChallengeRandomizer.cpp | 182 |
1 files changed, 91 insertions, 91 deletions
diff --git a/Source/ChallengeRandomizer.cpp b/Source/ChallengeRandomizer.cpp index de08885..e91e9ac 100644 --- a/Source/ChallengeRandomizer.cpp +++ b/Source/ChallengeRandomizer.cpp | |||
@@ -3,106 +3,106 @@ | |||
3 | 3 | ||
4 | // Modify an opcode to use RNG2 instead of main RNG | 4 | // Modify an opcode to use RNG2 instead of main RNG |
5 | void ChallengeRandomizer::AdjustRng(int offset) { | 5 | void ChallengeRandomizer::AdjustRng(int offset) { |
6 | int currentRng = _memory->ReadData<int>({offset}, 0x1)[0]; | 6 | int currentRng = _memory->ReadData<int>({offset}, 0x1)[0]; |
7 | _memory->WriteData<int>({offset}, {currentRng + 0x20}); | 7 | _memory->WriteData<int>({offset}, {currentRng + 0x20}); |
8 | } | 8 | } |
9 | 9 | ||
10 | // Overwrite the pointer for the lightmap_generator (which is unused, afaict) to point to a secondary RNG. | 10 | // Overwrite the pointer for the lightmap_generator (which is unused, afaict) to point to a secondary RNG. |
11 | // Then, adjust all the RNG functions in challenge/doors to use this RNG. | 11 | // Then, adjust all the RNG functions in challenge/doors to use this RNG. |
12 | ChallengeRandomizer::ChallengeRandomizer(const std::shared_ptr<Memory>& memory, int seed) : _memory(memory) | 12 | ChallengeRandomizer::ChallengeRandomizer(const std::shared_ptr<Memory>& memory, int seed) : _memory(memory) |
13 | { | 13 | { |
14 | RNG_ADDR = _memory->ReadData<int>({GLOBALS + 0x10}, 1)[0]; | 14 | RNG_ADDR = _memory->ReadData<int>({GLOBALS + 0x10}, 1)[0]; |
15 | RNG2_ADDR = _memory->ReadData<int>({GLOBALS + 0x30}, 1)[0]; | 15 | RNG2_ADDR = _memory->ReadData<int>({GLOBALS + 0x30}, 1)[0]; |
16 | bool alreadyInjected = (RNG2_ADDR == RNG_ADDR + 4); | 16 | bool alreadyInjected = (RNG2_ADDR == RNG_ADDR + 4); |
17 | 17 | ||
18 | if (!alreadyInjected) _memory->WriteData<int>({GLOBALS + 0x30}, {RNG_ADDR + 4}); | 18 | if (!alreadyInjected) _memory->WriteData<int>({GLOBALS + 0x30}, {RNG_ADDR + 4}); |
19 | _memory->WriteData<int>({GLOBALS + 0x30, 0}, {seed}); | 19 | _memory->WriteData<int>({GLOBALS + 0x30, 0}, {seed}); |
20 | 20 | ||
21 | // do_success_side_effects | 21 | // do_success_side_effects |
22 | _memory->AddSigScan({0xFF, 0xC8, 0x99, 0x2B, 0xC2, 0xD1, 0xF8, 0x8B, 0xD0}, [&](int index) { | 22 | _memory->AddSigScan({0xFF, 0xC8, 0x99, 0x2B, 0xC2, 0xD1, 0xF8, 0x8B, 0xD0}, [&](int index) { |
23 | if (GLOBALS == 0x5B28C0) { // Version differences. | 23 | if (GLOBALS == 0x5B28C0) { // Version differences. |
24 | index += 0x3E; | 24 | index += 0x3E; |
25 | } else if (GLOBALS == 0x62D0A0) { | 25 | } else if (GLOBALS == 0x62D0A0) { |
26 | index += 0x42; | 26 | index += 0x42; |
27 | } | 27 | } |
28 | // Overwritten bytes start just after the movsxd rax, dword ptr ds:[rdi + 0x230] | 28 | // Overwritten bytes start just after the movsxd rax, dword ptr ds:[rdi + 0x230] |
29 | // aka test eax, eax; jle 2C; imul rcx, rax, 34 | 29 | // aka test eax, eax; jle 2C; imul rcx, rax, 34 |
30 | _memory->WriteData<byte>({index}, { | 30 | _memory->WriteData<byte>({index}, { |
31 | 0x8B, 0x0D, 0x00, 0x00, 0x00, 0x00, // mov ecx, [0x00000000] ;This is going to be the address of the custom RNG | 31 | 0x8B, 0x0D, 0x00, 0x00, 0x00, 0x00, // mov ecx, [0x00000000] ;This is going to be the address of the custom RNG |
32 | 0x67, 0xC7, 0x01, 0x00, 0x00, 0x00, 0x00, // mov dword ptr ds:[ecx], 0x00000000 ;This is going to be the seed value | 32 | 0x67, 0xC7, 0x01, 0x00, 0x00, 0x00, 0x00, // mov dword ptr ds:[ecx], 0x00000000 ;This is going to be the seed value |
33 | 0x48, 0x83, 0xF8, 0x02, // cmp rax, 0x2 ;This is the short solve on the record player (which turns it off) | 33 | 0x48, 0x83, 0xF8, 0x02, // cmp rax, 0x2 ;This is the short solve on the record player (which turns it off) |
34 | 0x90, 0x90, 0x90 // nop nop nop | 34 | 0x90, 0x90, 0x90 // nop nop nop |
35 | }); | 35 | }); |
36 | int target = (GLOBALS + 0x30) - (index + 0x6); // +6 is for the length of the line | 36 | int target = (GLOBALS + 0x30) - (index + 0x6); // +6 is for the length of the line |
37 | _memory->WriteData<int>({index + 0x2}, {target}); | 37 | _memory->WriteData<int>({index + 0x2}, {target}); |
38 | _memory->WriteData<int>({index + 0x9}, {seed}); // Because we're resetting seed every challenge, we need to run this injection every time. | 38 | _memory->WriteData<int>({index + 0x9}, {seed}); // Because we're resetting seed every challenge, we need to run this injection every time. |
39 | }); | 39 | }); |
40 | 40 | ||
41 | if (!alreadyInjected) { | 41 | if (!alreadyInjected) { |
42 | // shuffle_integers | 42 | // shuffle_integers |
43 | _memory->AddSigScan({0x48, 0x89, 0x5C, 0x24, 0x10, 0x56, 0x48, 0x83, 0xEC, 0x20, 0x48, 0x63, 0xDA, 0x48, 0x8B, 0xF1, 0x83, 0xFB, 0x01}, [&](int index) { | 43 | _memory->AddSigScan({0x48, 0x89, 0x5C, 0x24, 0x10, 0x56, 0x48, 0x83, 0xEC, 0x20, 0x48, 0x63, 0xDA, 0x48, 0x8B, 0xF1, 0x83, 0xFB, 0x01}, [&](int index) { |
44 | AdjustRng(index + 0x23); | 44 | AdjustRng(index + 0x23); |
45 | }); | 45 | }); |
46 | // shuffle<int> | 46 | // shuffle<int> |
47 | _memory->AddSigScan({0x33, 0xF6, 0x48, 0x8B, 0xD9, 0x39, 0x31, 0x7E, 0x51}, [&](int index) { | 47 | _memory->AddSigScan({0x33, 0xF6, 0x48, 0x8B, 0xD9, 0x39, 0x31, 0x7E, 0x51}, [&](int index) { |
48 | AdjustRng(index - 0x4); | 48 | AdjustRng(index - 0x4); |
49 | }); | 49 | }); |
50 | // cut_random_edges | 50 | // cut_random_edges |
51 | _memory->AddSigScan({0x89, 0x44, 0x24, 0x3C, 0x33, 0xC0, 0x85, 0xC0, 0x75, 0xFA}, [&](int index) { | 51 | _memory->AddSigScan({0x89, 0x44, 0x24, 0x3C, 0x33, 0xC0, 0x85, 0xC0, 0x75, 0xFA}, [&](int index) { |
52 | AdjustRng(index + 0x3B); | 52 | AdjustRng(index + 0x3B); |
53 | }); | 53 | }); |
54 | // get_empty_decoration_slot | 54 | // get_empty_decoration_slot |
55 | _memory->AddSigScan({0x42, 0x83, 0x3C, 0x80, 0x00, 0x75, 0xDF}, [&](int index) { | 55 | _memory->AddSigScan({0x42, 0x83, 0x3C, 0x80, 0x00, 0x75, 0xDF}, [&](int index) { |
56 | AdjustRng(index - 0x17); | 56 | AdjustRng(index - 0x17); |
57 | }); | 57 | }); |
58 | // get_empty_dot_spot | 58 | // get_empty_dot_spot |
59 | _memory->AddSigScan({0xF7, 0xF3, 0x85, 0xD2, 0x74, 0xEC}, [&](int index) { | 59 | _memory->AddSigScan({0xF7, 0xF3, 0x85, 0xD2, 0x74, 0xEC}, [&](int index) { |
60 | AdjustRng(index - 0xB); | 60 | AdjustRng(index - 0xB); |
61 | }); | 61 | }); |
62 | // add_exactly_this_many_bisection_dots | 62 | // add_exactly_this_many_bisection_dots |
63 | _memory->AddSigScan({0x48, 0x8B, 0xB4, 0x24, 0xB8, 0x00, 0x00, 0x00, 0x48, 0x8B, 0xBC, 0x24, 0xB0, 0x00, 0x00, 0x00}, [&](int index) { | 63 | _memory->AddSigScan({0x48, 0x8B, 0xB4, 0x24, 0xB8, 0x00, 0x00, 0x00, 0x48, 0x8B, 0xBC, 0x24, 0xB0, 0x00, 0x00, 0x00}, [&](int index) { |
64 | AdjustRng(index - 0x4); | 64 | AdjustRng(index - 0x4); |
65 | }); | 65 | }); |
66 | // make_a_shaper | 66 | // make_a_shaper |
67 | _memory->AddSigScan({0xF7, 0xE3, 0xD1, 0xEA, 0x8D, 0x0C, 0x52}, [&](int index) { | 67 | _memory->AddSigScan({0xF7, 0xE3, 0xD1, 0xEA, 0x8D, 0x0C, 0x52}, [&](int index) { |
68 | AdjustRng(index - 0x10); | 68 | AdjustRng(index - 0x10); |
69 | AdjustRng(index + 0x1C); | 69 | AdjustRng(index + 0x1C); |
70 | AdjustRng(index + 0x49); | 70 | AdjustRng(index + 0x49); |
71 | }); | 71 | }); |
72 | // Entity_Machine_Panel::init_pattern_data_lotus | 72 | // Entity_Machine_Panel::init_pattern_data_lotus |
73 | _memory->AddSigScan({0x40, 0x55, 0x56, 0x48, 0x8D, 0x6C, 0x24, 0xB1}, [&](int index) { | 73 | _memory->AddSigScan({0x40, 0x55, 0x56, 0x48, 0x8D, 0x6C, 0x24, 0xB1}, [&](int index) { |
74 | AdjustRng(index + 0x433); | 74 | AdjustRng(index + 0x433); |
75 | AdjustRng(index + 0x45B); | 75 | AdjustRng(index + 0x45B); |
76 | AdjustRng(index + 0x5A7); | 76 | AdjustRng(index + 0x5A7); |
77 | AdjustRng(index + 0x5D6); | 77 | AdjustRng(index + 0x5D6); |
78 | AdjustRng(index + 0x6F6); | 78 | AdjustRng(index + 0x6F6); |
79 | AdjustRng(index + 0xD17); | 79 | AdjustRng(index + 0xD17); |
80 | AdjustRng(index + 0xFDA); | 80 | AdjustRng(index + 0xFDA); |
81 | }); | 81 | }); |
82 | // Entity_Record_Player::reroll_lotus_eater_stuff | 82 | // Entity_Record_Player::reroll_lotus_eater_stuff |
83 | _memory->AddSigScan({0xB8, 0xAB, 0xAA, 0xAA, 0xAA, 0x41, 0xC1, 0xE8}, [&](int index) { | 83 | _memory->AddSigScan({0xB8, 0xAB, 0xAA, 0xAA, 0xAA, 0x41, 0xC1, 0xE8}, [&](int index) { |
84 | AdjustRng(index - 0x13); | 84 | AdjustRng(index - 0x13); |
85 | AdjustRng(index + 0x34); | 85 | AdjustRng(index + 0x34); |
86 | }); | 86 | }); |
87 | 87 | ||
88 | // These disable the random locations on timer panels, which would otherwise increment the RNG. | 88 | // These disable the random locations on timer panels, which would otherwise increment the RNG. |
89 | // I'm writing 31 C0 (xor eax, eax), then 3 NOPs, which pretends the RNG returns 0. | 89 | // I'm writing 31 C0 (xor eax, eax), then 3 NOPs, which pretends the RNG returns 0. |
90 | // do_lotus_minutes | 90 | // do_lotus_minutes |
91 | _memory->AddSigScan({0x0F, 0xBE, 0x6C, 0x08, 0xFF, 0x45}, [&](int index) { | 91 | _memory->AddSigScan({0x0F, 0xBE, 0x6C, 0x08, 0xFF, 0x45}, [&](int index) { |
92 | _memory->WriteData<byte>({index + 0x410}, {0x31, 0xC0, 0x90, 0x90, 0x90}); | 92 | _memory->WriteData<byte>({index + 0x410}, {0x31, 0xC0, 0x90, 0x90, 0x90}); |
93 | }); | 93 | }); |
94 | // do_lotus_tenths | 94 | // do_lotus_tenths |
95 | _memory->AddSigScan({0x00, 0x04, 0x00, 0x00, 0x41, 0x8D, 0x50, 0x09}, [&](int index) { | 95 | _memory->AddSigScan({0x00, 0x04, 0x00, 0x00, 0x41, 0x8D, 0x50, 0x09}, [&](int index) { |
96 | _memory->WriteData<byte>({index + 0xA2}, {0x31, 0xC0, 0x90, 0x90, 0x90}); | 96 | _memory->WriteData<byte>({index + 0xA2}, {0x31, 0xC0, 0x90, 0x90, 0x90}); |
97 | }); | 97 | }); |
98 | // do_lotus_eighths | 98 | // do_lotus_eighths |
99 | _memory->AddSigScan({0x75, 0xF5, 0x0F, 0xBE, 0x44, 0x08, 0xFF}, [&](int index) { | 99 | _memory->AddSigScan({0x75, 0xF5, 0x0F, 0xBE, 0x44, 0x08, 0xFF}, [&](int index) { |
100 | _memory->WriteData<byte>({index + 0x1AE}, {0x31, 0xC0, 0x90, 0x90, 0x90}); | 100 | _memory->WriteData<byte>({index + 0x1AE}, {0x31, 0xC0, 0x90, 0x90, 0x90}); |
101 | }); | 101 | }); |
102 | } | 102 | } |
103 | 103 | ||
104 | int failed = _memory->ExecuteSigScans(); | 104 | int failed = _memory->ExecuteSigScans(); |
105 | if (failed != 0) { | 105 | if (failed != 0) { |
106 | std::cout << "Failed " << failed << " sigscans"; | 106 | std::cout << "Failed " << failed << " sigscans"; |
107 | } | 107 | } |
108 | } | 108 | } |