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https://github.com/hedge-dev/UnleashedRecomp.git
synced 2025-12-31 08:21:11 -06:00
151 lines
3.5 KiB
C++
151 lines
3.5 KiB
C++
#include <cpu/guest_code.h>
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#include "api/SWA.h"
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#include "ui/window.h"
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#include "game.h"
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constexpr float m_baseAspectRatio = 16.0f / 9.0f;
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uint32_t m_lastCheckpointScore = 0;
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void Game::Exit()
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{
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s_isSignalExit = true;
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}
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bool GracefulLoopExitMidAsmHook()
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{
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// TODO (Sajid): investigate XAM handle closing causing assertion failure here.
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return Game::s_isSignalExit;
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}
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#pragma region Aspect Ratio Hooks
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bool CameraAspectRatioMidAsmHook(PPCRegister& r31)
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{
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auto pCamera = (SWA::CCamera*)g_memory.Translate(r31.u32);
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auto newAspectRatio = (float)Window::s_width / (float)Window::s_height;
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// Dynamically adjust aspect ratio to window dimensions.
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pCamera->m_HorzAspectRatio = newAspectRatio;
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// Jump to 4:3 code for VERT+ adjustments if using a narrow aspect ratio.
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return newAspectRatio < m_baseAspectRatio;
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}
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void CameraBoostAspectRatioMidAsmHook(PPCRegister& r31, PPCRegister& f0)
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{
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auto pCamera = (SWA::CCamera*)g_memory.Translate(r31.u32);
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if (Window::s_width < Window::s_height)
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{
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// Use horizontal FOV for narrow aspect ratios.
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f0.f32 = pCamera->m_HorzFieldOfView;
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}
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else
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{
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// Use vertical FOV for normal aspect ratios.
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f0.f32 = pCamera->m_VertFieldOfView;
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}
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}
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void CSDAspectRatioMidAsmHook(PPCRegister& f1, PPCRegister& f2)
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{
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auto newAspectRatio = (float)Window::s_width / (float)Window::s_height;
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if (newAspectRatio > m_baseAspectRatio)
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{
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f1.f64 = 1280.0f / ((newAspectRatio * 720.0f) / 1280.0f);
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}
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else if (newAspectRatio < m_baseAspectRatio)
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{
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f2.f64 = 720.0f / ((1280.0f / newAspectRatio) / 720.0f);
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}
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}
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void CSDOffsetMidAsmHook(PPCRegister& f1, PPCRegister& f2)
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{
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auto newAspectRatio = (float)Window::s_width / (float)Window::s_height;
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if (newAspectRatio > m_baseAspectRatio)
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{
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*(be<float>*)g_memory.Translate(0x8339C5D0) = ((newAspectRatio * 720.0f) - 1280.0f) / 2.0f / 1280.0f;
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}
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else
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{
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*(be<float>*)g_memory.Translate(0x8339C5D4) = ((1280.0f / newAspectRatio) - 720.0f) / 2.0f / 720.0f;
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}
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}
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#pragma endregion
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#pragma region Score Hooks
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/* Hook function for when checkpoints are activated
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to preserve the current checkpoint score. */
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PPC_FUNC_IMPL(__imp__sub_82624308);
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PPC_FUNC(sub_82624308)
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{
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__imp__sub_82624308(ctx, base);
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if (Config::ScoreBehaviour != EScoreBehaviour_CheckpointRetain)
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return;
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auto pGameDocument = SWA::CGameDocument::GetInstance();
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if (!pGameDocument)
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return;
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m_lastCheckpointScore = pGameDocument->m_pMember->m_Score;
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}
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/* Hook function that resets the score
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and restore the last checkpoint score. */
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PPC_FUNC_IMPL(__imp__sub_8245F048);
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PPC_FUNC(sub_8245F048)
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{
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__imp__sub_8245F048(ctx, base);
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if (Config::ScoreBehaviour != EScoreBehaviour_CheckpointRetain)
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return;
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auto pGameDocument = SWA::CGameDocument::GetInstance();
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if (!pGameDocument)
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return;
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printf("Resetting score to %d\n", m_lastCheckpointScore);
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pGameDocument->m_pMember->m_Score = m_lastCheckpointScore;
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}
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void ResetScoreOnRestartMidAsmHook()
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{
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m_lastCheckpointScore = 0;
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}
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#pragma endregion
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#pragma region Miscellaneous Hooks
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bool DisableHintsMidAsmHook()
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{
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return !Config::Hints;
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}
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/* Hook function that gets the game region
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and force result to zero for Japanese
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to display the correct logos. */
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PPC_FUNC_IMPL(__imp__sub_825197C0);
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PPC_FUNC(sub_825197C0)
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{
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if (Config::Language == ELanguage_Japanese)
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{
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ctx.r3.u64 = 0;
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return;
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}
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__imp__sub_825197C0(ctx, base);
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}
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#pragma endregion
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