mirror of https://git.rip/DMCA_FUCKER/re3.git
133 lines
3.0 KiB
C++
133 lines
3.0 KiB
C++
#include <direct.h>
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#include <Windows.h>
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#include "common.h"
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#include "patcher.h"
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#include "Renderer.h"
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#include "debugmenu_public.h"
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void **rwengine = *(void***)0x5A10E1;
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RsGlobalType &RsGlobal = *(RsGlobalType*)0x8F4360;
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GlobalScene &Scene = *(GlobalScene*)0x726768;
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DebugMenuAPI gDebugMenuAPI;
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WRAPPER void *gtanew(uint32 sz) { EAXJMP(0x5A0690); }
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WRAPPER void gtadelete(void *p) { EAXJMP(0x5A07E0); }
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// overload our own new/delete with GTA's functions
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void *operator new(size_t sz) { return gtanew(sz); }
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void operator delete(void *ptr) noexcept { gtadelete(ptr); }
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// Use our own implementation of rand, stolen from PS2
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unsigned __int64 myrand_seed = 1;
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int _cwrand() // original codewarrior rand
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{
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return ((int (__cdecl *)())0x5A41D0)();
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}
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int
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myps2rand(void)
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{
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return _cwrand();
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myrand_seed = 0x5851F42D4C957F2D * myrand_seed + 1;
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return ((myrand_seed >> 32) & 0x7FFFFFFF);
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}
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int myrand(void)
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{
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#if USE_PS2_RAND == TRUE
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return myps2rand();
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#else
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return _cwrand();
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#endif
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}
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void
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mysrand(unsigned int seed)
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{
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#if USE_PS2_RAND == TRUE
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myrand_seed = seed;
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#else
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;
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#endif
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}
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// platform stuff
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char*
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GetUserDirectory(void)
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{
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static char path[MAX_PATH];
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strcpy(path, "userfiles");
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mkdir(path);
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return path;
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}
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int (*open_script_orig)(const char *path, const char *mode);
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int
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open_script(const char *path, const char *mode)
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{
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if(GetAsyncKeyState('D') & 0x8000)
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return open_script_orig("main_d.scm", mode);
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// if(GetAsyncKeyState('R') & 0x8000)
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return open_script_orig("main_freeroam.scm", mode);
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return open_script_orig(path, mode);
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}
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int gDbgSurf;
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int (*RsEventHandler_orig)(int a, int b);
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int
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delayedPatches10(int a, int b)
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{
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if(DebugMenuLoad()){
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DebugMenuAddVarBool8("Debug", "Show Ped Road Groups", (int8*)&gbShowPedRoadGroups, nil);
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DebugMenuAddVarBool8("Debug", "Show Car Road Groups", (int8*)&gbShowCarRoadGroups, nil);
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DebugMenuAddVarBool8("Debug", "Show Collision Polys", (int8*)&gbShowCollisionPolys, nil);
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DebugMenuAddVarBool8("Debug", "Don't render Buildings", (int8*)&gbDontRenderBuildings, nil);
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DebugMenuAddVarBool8("Debug", "Don't render Big Buildings", (int8*)&gbDontRenderBigBuildings, nil);
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DebugMenuAddVarBool8("Debug", "Don't render Peds", (int8*)&gbDontRenderPeds, nil);
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DebugMenuAddVarBool8("Debug", "Don't render Objects", (int8*)&gbDontRenderObjects, nil);
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DebugMenuAddVar("Debug", "Dbg Surface", &gDbgSurf, nil, 1, 0, 34, nil);
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}
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return RsEventHandler_orig(a, b);
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}
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void
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patch()
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{
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StaticPatcher::Apply();
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Patch<float>(0x46BC61+6, 1.0f); // car distance
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InjectHook(0x59E460, printf, PATCH_JUMP);
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InterceptCall(&open_script_orig, open_script, 0x438869);
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InterceptCall(&RsEventHandler_orig, delayedPatches10, 0x58275E);
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}
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BOOL WINAPI
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DllMain(HINSTANCE hInst, DWORD reason, LPVOID)
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{
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if(reason == DLL_PROCESS_ATTACH){
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AllocConsole();
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freopen("CONIN$", "r", stdin);
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freopen("CONOUT$", "w", stdout);
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freopen("CONOUT$", "w", stderr);
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if (*(DWORD*)0x5C1E75 == 0xB85548EC) // 1.0
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patch();
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else
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return FALSE;
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}
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return TRUE;
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}
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