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DataCache: enable old gather props in proper location

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Fix hack and handle this properly.
This commit is contained in:
Kawe Mazidjatari 2024-01-07 12:28:31 +01:00
parent 5b5effa964
commit 8aa8323ea4
3 changed files with 51 additions and 5 deletions
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10
src/datacache/mdlcache.cpp
View File

@ -190,6 +190,11 @@ studiohdr_t* CMDLCache::FindUncachedMDL(CMDLCache* const cache, const MDLHandle_
return studioHdr;
}
//-----------------------------------------------------------------------------
// Purpose: gets the model cache by handle
// Input : handle -
// Output : a pointer to the studiomodelcache_t object
//-----------------------------------------------------------------------------
studiomodelcache_t* CMDLCache::GetModelCache(const MDLHandle_t handle)
{
if (handle == MDLHANDLE_INVALID)
@ -318,11 +323,6 @@ studiohwdata_t* CMDLCache::GetHardwareData(CMDLCache* const cache, const MDLHand
//-----------------------------------------------------------------------------
studiohdr_t* CMDLCache::GetErrorModel(void)
{
// NOTE: must enable the old gather props logic for fallback models to draw !!!
// The new one won't call GetHardwareData on bad model handles.
// TODO[ AMOS ]: move this elsewhere; correct place is GatherStaticPropsSecondPass().
g_StudioMdlFallbackHandler.EnableLegacyGatherProps();
return g_StudioMdlFallbackHandler.GetFallbackModelHeader();
}
const char* CMDLCache::GetErrorModelName(void)

23
src/engine/staticpropmgr.cpp
View File

@ -22,9 +22,32 @@ void* CStaticProp::Init(CStaticProp* thisptr, int64_t a2, unsigned int idx, unsi
return CStaticProp__Init(thisptr, a2, idx, a4, lump, a6, a7);
}
//-----------------------------------------------------------------------------
// NOTE: the following gather props functions have been hooked as we must
// enable the old gather props logic for fall back models to draw !!! The
// new solution won't call CMDLCache::GetHardwareData() on bad model handles.
//-----------------------------------------------------------------------------
void* GatherStaticPropsSecondPass_PreInit(GatherProps_t* gather)
{
if (g_StudioMdlFallbackHandler.HasInvalidModelHandles())
g_StudioMdlFallbackHandler.EnableLegacyGatherProps();
return v_GatherStaticPropsSecondPass_PreInit(gather);
}
void* GatherStaticPropsSecondPass_PostInit(GatherProps_t* gather)
{
if (g_StudioMdlFallbackHandler.HasInvalidModelHandles())
g_StudioMdlFallbackHandler.EnableLegacyGatherProps();
return v_GatherStaticPropsSecondPass_PostInit(gather);
}
void VStaticPropMgr::Detour(const bool bAttach) const
{
#ifndef DEDICATED
DetourSetup(&CStaticProp__Init, &CStaticProp::Init, bAttach);
#endif // !DEDICATED
DetourSetup(&v_GatherStaticPropsSecondPass_PreInit, &GatherStaticPropsSecondPass_PreInit, bAttach);
DetourSetup(&v_GatherStaticPropsSecondPass_PostInit, &GatherStaticPropsSecondPass_PostInit, bAttach);
}

23
src/engine/staticpropmgr.h
View File

@ -1,6 +1,25 @@
#pragma once
#include "public/gamebspfile.h"
struct GatherProps_t
{
// TODO: reverse structure.
int field_0;
int field_4;
int field_8;
int field_C;
_BYTE gap10[8];
int field_18;
int field_1C;
int field_20;
int field_24;
int field_28;
__int64 field_30;
int field_38;
int field_3C;
__int64 field_40;
};
class CStaticProp
{
public:
@ -10,6 +29,8 @@ private: // TODO: reverse structure.
};
inline void*(*CStaticProp__Init)(CStaticProp* thisptr, int64_t a2, unsigned int idx, unsigned int a4, StaticPropLump_t* lump, int64_t a6, int64_t a7);
inline void*(*v_GatherStaticPropsSecondPass_PreInit)(GatherProps_t* gather);
inline void* (*v_GatherStaticPropsSecondPass_PostInit)(GatherProps_t* gather);
///////////////////////////////////////////////////////////////////////////////
class VStaticPropMgr : public IDetour
@ -22,6 +43,8 @@ class VStaticPropMgr : public IDetour
virtual void GetFun(void) const
{
g_GameDll.FindPatternSIMD("48 8B C4 44 89 40 18 48 89 50 10 55").GetPtr(CStaticProp__Init);
g_GameDll.FindPatternSIMD("48 89 4C 24 ?? 55 56 57 41 54 41 55 41 56 41 57 B8 ?? ?? ?? ?? E8 ?? ?? ?? ?? 48 2B E0 48 8D 6C 24 ?? 48 8B 05 ?? ?? ?? ?? 4C 8B F9").GetPtr(v_GatherStaticPropsSecondPass_PreInit);
g_GameDll.FindPatternSIMD("48 89 4C 24 ?? 55 56 57 41 54 41 55 41 56 41 57 B8 ?? ?? ?? ?? E8 ?? ?? ?? ?? 48 2B E0 48 8D 6C 24 ?? 48 8B 05 ?? ?? ?? ?? 4C 8B F1").GetPtr(v_GatherStaticPropsSecondPass_PostInit);
}
virtual void GetVar(void) const
{