72 lines
1.6 KiB
C++
72 lines
1.6 KiB
C++
#include <string>
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#include "SegaRally3Other.h"
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static EffectTriggers* myTriggers;
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static EffectConstants* myConstants;
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static Helpers* myHelpers;
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static bool init = false;
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static int __stdcall Out32(DWORD device, DWORD data)
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{
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if (data > 15)
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{
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double percentForce = (31 - data) / 15.0;
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double percentLength = 100;
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myTriggers->LeftRight(percentForce, 0, percentLength);
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myTriggers->Constant(myConstants->DIRECTION_FROM_LEFT, percentForce);
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}
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else if (data > 0)
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{
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double percentForce = (16 - data) / 15.0;
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double percentLength = 100;
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myTriggers->LeftRight(0, percentForce, percentLength);
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myTriggers->Constant(myConstants->DIRECTION_FROM_RIGHT, percentForce);
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}
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return 0;
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}
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static bool Hook(void* toHook, void* ourFunct, int len) {
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if (len < 5) {
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return false;
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}
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DWORD curProtection;
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VirtualProtect(toHook, len, PAGE_EXECUTE_READWRITE, &curProtection);
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memset(toHook, 0x90, len);
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DWORD relativeAddress = ((DWORD)ourFunct - (DWORD)toHook) - 5;
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*(BYTE*)toHook = 0xE9;
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*(DWORD*)((DWORD)toHook + 1) = relativeAddress;
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DWORD temp;
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VirtualProtect(toHook, len, curProtection, &temp);
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return true;
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}
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static DWORD jmpBackAddy;
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void SegaRally3Other::FFBLoop(EffectConstants* constants, Helpers* helpers, EffectTriggers* triggers) {
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if (!init)
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{
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HMODULE hMod = GetModuleHandleA("inpout32.dll");
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if (hMod)
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{
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int hookLength = 6;
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DWORD hookAddress = (DWORD)GetProcAddress(GetModuleHandle(L"inpout32.dll"), "Out32");
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if (hookAddress)
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{
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jmpBackAddy = hookAddress + hookLength;
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Hook((void*)hookAddress, Out32, hookLength);
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init = true;
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}
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}
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}
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myTriggers = triggers;
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myConstants = constants;
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myHelpers = helpers;
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} |