#pragma once #include "pch.h" #include "dedicated.h" #include "dedicatedmaterialsystem.h" #include "hookutils.h" void InitialiseDedicatedMaterialSystem(HMODULE baseAddress) { if (!IsDedicated()) return; //while (!IsDebuggerPresent()) // Sleep(100); // not using these for now since they're related to nopping renderthread/gamewindow i.e. very hard // we use -noshaderapi instead now //{ // // function that launches renderthread // char* ptr = (char*)baseAddress + 0x87047; // TempReadWrite rw(ptr); // // // make it not launch renderthread // *ptr = (char)0x90; // *(ptr + 1) = (char)0x90; // *(ptr + 2) = (char)0x90; // *(ptr + 3) = (char)0x90; // *(ptr + 4) = (char)0x90; // *(ptr + 5) = (char)0x90; //} // //{ // // some function that waits on renderthread job // char* ptr = (char*)baseAddress + 0x87d00; // TempReadWrite rw(ptr); // // // return immediately // *ptr = (char)0xC3; //} { // CMaterialSystem::FindMaterial char* ptr = (char*)baseAddress + 0x5F0F1; TempReadWrite rw(ptr); // make the game always use the error material *ptr = 0xE9; *(ptr + 1) = (char)0x34; *(ptr + 2) = (char)0x03; *(ptr + 3) = (char)0x00; } if (DisableDedicatedWindowCreation()) { { // materialsystem rpak type registrations char* ptr = (char*)baseAddress + 0x22B5; TempReadWrite rw(ptr); // nop a call that crashes, not needed on dedi *ptr = 0x90; *(ptr + 1) = (char)0x90; *(ptr + 2) = (char)0x90; *(ptr + 3) = (char)0x90; *(ptr + 4) = (char)0x90; } { // some renderthread stuff char* ptr = (char*)baseAddress + 0x8C10; TempReadWrite rw(ptr); // call => nop *ptr = (char)0x90; *(ptr + 1) = (char)0x90; } // rpak type callbacks // these need to be nopped for dedi { // materialsystem rpak type: shader char* ptr = (char*)baseAddress + 0x2850; TempReadWrite rw(ptr); // ret *ptr = (char)0xC3; } { // materialsystem rpak type: texture char* ptr = (char*)baseAddress + 0x2B00; TempReadWrite rw(ptr); // ret *ptr = (char)0xC3; } { // materialsystem rpak type: material char* ptr = (char*)baseAddress + 0x50AA0; TempReadWrite rw(ptr); // ret *ptr = (char)0xC3; } } } // rpak pain struct RpakTypeDefinition { int64_t magic; char* longName; // more fields but they don't really matter for what we use them for }; typedef void*(*RegisterRpakTypeType)(RpakTypeDefinition* rpakStruct, unsigned int a1, unsigned int a2); RegisterRpakTypeType RegisterRpakType; typedef void(*RegisterMaterialSystemRpakTypes)(); void* RegisterRpakTypeHook(RpakTypeDefinition* rpakStruct, unsigned int a1, unsigned int a2) { // make sure this prints right char magicName[5]; memcpy(magicName, &rpakStruct->magic, 4); magicName[4] = 0; // null terminator spdlog::info("rpak type {} {} registered", magicName, rpakStruct->longName); // reregister rpak types that aren't registered on a windowless dedi if (rpakStruct->magic == 0x64636C72) // rlcd magic, this one is registered last ((RegisterMaterialSystemRpakTypes)((char*)GetModuleHandleA("materialsystem_dx11.dll") + 0x22A0))(); // slightly hellish call, registers materialsystem rpak types return RegisterRpakType(rpakStruct, a1, a2); } typedef void*(*PakLoadAPI__LoadRpakType)(char* filename, void* unknown, int flags); PakLoadAPI__LoadRpakType PakLoadAPI__LoadRpak; void* PakLoadAPI__LoadRpakHook(char* filename, void* unknown, int flags) { spdlog::info("PakLoadAPI__LoadRpakHook {}", filename); // on dedi, don't load any paks that aren't required if (strncmp(filename, "common", 6)) return 0; return PakLoadAPI__LoadRpak(filename, unknown, flags); } typedef void* (*PakLoadAPI__LoadRpak2Type)(char* filename, void* unknown, int flags, void* callback, void* callback2); PakLoadAPI__LoadRpak2Type PakLoadAPI__LoadRpak2; void* PakLoadAPI__LoadRpak2Hook(char* filename, void* unknown, int flags, void* callback, void* callback2) { spdlog::info("PakLoadAPI__LoadRpak2Hook {}", filename); // on dedi, don't load any paks that aren't required if (strncmp(filename, "common", 6)) return 0; return PakLoadAPI__LoadRpak2(filename, unknown, flags, callback, callback2); } void InitialiseDedicatedRtechGame(HMODULE baseAddress) { if (!IsDedicated()) return; baseAddress = GetModuleHandleA("rtech_game.dll"); HookEnabler hook; // unfortunately this is unstable, seems to freeze when changing maps //ENABLER_CREATEHOOK(hook, (char*)baseAddress + 0xB0F0, &PakLoadAPI__LoadRpakHook, reinterpret_cast<LPVOID*>(&PakLoadAPI__LoadRpak)); //ENABLER_CREATEHOOK(hook, (char*)baseAddress + 0xB170, &PakLoadAPI__LoadRpak2Hook, reinterpret_cast<LPVOID*>(&PakLoadAPI__LoadRpak2)); if (DisableDedicatedWindowCreation()) { ENABLER_CREATEHOOK(hook, (char*)baseAddress + 0x7BE0, &RegisterRpakTypeHook, reinterpret_cast<LPVOID*>(&RegisterRpakType)); } }