125 lines
2.9 KiB
C++
125 lines
2.9 KiB
C++
#include "Pause.h"
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#include "../Constants.h"
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#include "GameState.h"
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#include "Input/InputState.h"
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#include <windows.h>
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#include <vector>
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namespace TLAC::Components
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{
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Pause::Pause()
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{
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}
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Pause::~Pause()
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{
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}
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const char* Pause::GetDisplayName()
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{
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return "pause";
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}
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void Pause::Initialize(ComponentsManager*)
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{
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origAetMovOp.resize(8);
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memcpy(&origAetMovOp[0], aetMovPatchAddress, 8);
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}
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void Pause::Update()
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{
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}
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void Pause::UpdatePostInput()
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{
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if (isPaused)
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{
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// exit pause if key is tapped or no longer in game somehow
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if (isPauseKeyTapped() || *(GameState*)CURRENT_GAME_STATE_ADDRESS != GS_GAME || *(SubGameState*)CURRENT_GAME_SUB_STATE_ADDRESS != SUB_GAME_MAIN)
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{
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setPaused(false);
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}
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else
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{
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// swallow all button inputs if paused
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InputState* inputState = (InputState*)(*(uint64_t*)INPUT_STATE_PTR_ADDRESS);
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inputState->Tapped.Buttons = JVS_NONE;
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inputState->DoubleTapped.Buttons = JVS_NONE;
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inputState->Down.Buttons = JVS_NONE;
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inputState->Released.Buttons = JVS_NONE;
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inputState->IntervalTapped.Buttons = JVS_NONE;
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// todo: slider
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}
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}
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else
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{
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// only enter pause if in game
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if (*(GameState*)CURRENT_GAME_STATE_ADDRESS == GS_GAME && *(SubGameState*)CURRENT_GAME_SUB_STATE_ADDRESS == SUB_GAME_MAIN)
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{
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if (isPauseKeyTapped())
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{
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setPaused(true);
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}
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}
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}
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}
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bool Pause::isPauseKeyTapped()
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{
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return ((InputState*)(*(uint64_t*)INPUT_STATE_PTR_ADDRESS))->Tapped.Buttons & JVS_START;
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}
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void Pause::setPaused(bool pause)
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{
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uint64_t audioMixerAddr = *(uint64_t*)(AUDIO_MAIN_CLASS_ADDRESS + 0x70);
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uint64_t audioStreamsAddress = *(uint64_t*)(audioMixerAddr + 0x18);;
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int nAudioStreams = *(uint64_t*)(audioMixerAddr + 0x20);
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if (pause)
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{
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*(float*)FRAME_SPEED_ADDRESS = 0.0f; // todo: hook getFrameSpeed so this can't be screwed up
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((void(*)())DSC_PAUSE_FUNC_ADDRESS)();
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InjectCode(aetMovPatchAddress, { 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90 });
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for (int i = 0; i < nAudioStreams; i++)
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{
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uint32_t* playstate = (uint32_t*)(audioStreamsAddress + i * 0x50 + 0x18);
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if (i < streamPlayStates.size())
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streamPlayStates[i] = *playstate;
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else
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streamPlayStates.push_back(*playstate);
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*playstate = 0;
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}
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}
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else
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{
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*(float*)FRAME_SPEED_ADDRESS = 1.0f;
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((void(*)())DSC_UNPAUSE_FUNC_ADDRESS)();
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InjectCode(aetMovPatchAddress, origAetMovOp);
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for (int i = 0; i < nAudioStreams; i++)
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{
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uint32_t* playstate = (uint32_t*)(audioStreamsAddress + i * 0x50 + 0x18);
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if (i < streamPlayStates.size())
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*playstate = streamPlayStates[i];
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}
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}
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isPaused = pause;
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}
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void Pause::InjectCode(void* address, const std::vector<uint8_t> data)
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{
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const size_t byteCount = data.size() * sizeof(uint8_t);
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DWORD oldProtect;
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VirtualProtect(address, byteCount, PAGE_EXECUTE_READWRITE, &oldProtect);
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memcpy(address, data.data(), byteCount);
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VirtualProtect(address, byteCount, oldProtect, nullptr);
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}
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}
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