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Fix planes spawning in places where they crash easily

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Silent 2024-02-22 23:06:38 +01:00
parent 59ac5d0550
commit 4b84257c83
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1 changed files with 75 additions and 0 deletions
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SilentPatchSA/SilentPatchSA.cpp
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@ -2315,6 +2315,64 @@ namespace ReplayPlayerPedCrashFixes
}
// ============= Fix planes spawning in places where they crash easily =============
// CPlane::FindPlaneCreationCoors passes the XY position to CCollision::CheckCameraCollisionBuildings,
// while the function accepts the sector numbers
namespace FindPlaneCreationCoorsFix
{
static std::pair<int, int> GetSectorNumbersFromPosition(int posX, int posY)
{
// FLA compatibility
// This function is used only for 1.0 as new binaries use a divisor and not a multiplier,
// so it's fine to reference addresses directly!
const float& SectorMultX = **(float**)(0x41ACED + 2);
const float& SectorAddX = **(float**)(0x41ACF6 + 2);
const float& SectorMultY = **(float**)(0x41AD3C + 2);
const float& SectorAddY = **(float**)(0x41AD42 + 2);
const int SectorX = static_cast<int>(posX * SectorMultX + SectorAddX);
const int SectorY = static_cast<int>(posY * SectorMultY + SectorAddY);
return {SectorX, SectorY};
}
static std::pair<int, int> GetSectorNumbersFromPosition_Steam(int posX, int posY)
{
// FLA compatibility (in case FLA ever supports the new binaries)
static const struct {
const double& SectorDivX;
const double& SectorAddX;
const double& SectorDivY;
const double& SectorAddY;
} SectorRefs = []() -> decltype(SectorRefs) {
auto sectorDatas = hook::pattern("DC 35 ? ? ? ? DC 05 ? ? ? ? 83 EC 08 D9 5D EC").get_one();
const double* SectorDivX = *sectorDatas.get<double*>(2);
const double* SectorAddX = *sectorDatas.get<double*>(6 + 2);
const double* SectorDivY = *sectorDatas.get<double*>(0x2B + 2);
const double* SectorAddY = *sectorDatas.get<double*>(0x40 + 2);
return {*SectorDivX, *SectorAddX, *SectorDivY, *SectorAddY};
}();
const int SectorX = static_cast<int>(posX / SectorRefs.SectorDivX + SectorRefs.SectorAddX);
const int SectorY = static_cast<int>(posY / SectorRefs.SectorDivY + SectorRefs.SectorAddY);
return {SectorX, SectorY};
}
static bool (*orgCheckCameraCollisionBuildings)(int sectorX, int sectorY, void*, void*, void*, void*);
static bool CheckCameraCollisionBuildings_FixParams(int posX, int posY, void* a3, void* a4, void* a5, void* a6)
{
auto [sectorX, sectorY] = GetSectorNumbersFromPosition(posX, posY);
return orgCheckCameraCollisionBuildings(sectorX, sectorY, a3, a4, a5, a6);
}
static bool CheckCameraCollisionBuildings_FixParams_Steam(int posX, int posY, void* a3, void* a4, void* a5, void* a6)
{
auto [sectorX, sectorY] = GetSectorNumbersFromPosition_Steam(posX, posY);
return orgCheckCameraCollisionBuildings(sectorX, sectorY, a3, a4, a5, a6);
}
}
// ============= LS-RP Mode stuff =============
namespace LSRPMode
{
@ -5029,6 +5087,14 @@ void Patch_SA_10(HINSTANCE hInstance)
}
}
// Fix planes spawning in places where they crash easily
{
using namespace FindPlaneCreationCoorsFix;
InterceptCall(0x6CD2B8, orgCheckCameraCollisionBuildings, CheckCameraCollisionBuildings_FixParams);
}
#if FULL_PRECISION_D3D
// Test - full precision D3D device
Patch<uint8_t>( 0x7F672B+1, *(uint8_t*)(0x7F672B+1) | D3DCREATE_FPU_PRESERVE );
@ -6677,6 +6743,15 @@ void Patch_SA_NewBinaries_Common(HINSTANCE hInstance)
InterceptCall(restoreStuffFromMem, orgRestoreStuffFromMem, RestoreStuffFromMem_RebuildPlayer);
InterceptCall(rebuildPlayer, orgRebuildPlayer, RebuildPlayer_LoadAllMotionGroupAnims);
}
// Fix planes spawning in places where they crash easily
{
using namespace FindPlaneCreationCoorsFix;
auto findPlaneCreationCoors = get_pattern("E8 ? ? ? ? 83 C4 18 84 C0 74 09");
InterceptCall(findPlaneCreationCoors, orgCheckCameraCollisionBuildings, CheckCameraCollisionBuildings_FixParams_Steam);
}
}