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- preparation for making Trace portal aware: Added a new flag Trace_PortalRestrict, so that I could disable portals without static offset for P_LinePickActor and A_CheckLOF, because both depend on the target info being retainable which requires a static offset.

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This commit is contained in:
Christoph Oelckers 2016-03-03 16:33:42 +01:00
parent 3c2ed52442
commit 81b634a798
3 changed files with 3 additions and 2 deletions
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2
src/p_map.cpp
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@ -4460,7 +4460,7 @@ AActor *P_LinePickActor(AActor *t1, angle_t angle, fixed_t distance, int pitch,
TData.hitGhosts = true;
if (Trace(t1->X(), t1->Y(), shootz, t1->Sector, vx, vy, vz, distance,
actorMask, wallMask, t1, trace, TRACE_NoSky, CheckForActor, &TData))
actorMask, wallMask, t1, trace, TRACE_NoSky | TRACE_PortalRestrict, CheckForActor, &TData))
{
if (trace.HitType == TRACE_HitActor)
{

1
src/p_trace.h
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@ -84,6 +84,7 @@ enum
TRACE_NoSky = 1, // Hitting the sky returns TRACE_HitNone
TRACE_PCross = 2, // Trigger SPAC_PCROSS lines
TRACE_Impact = 4, // Trigger SPAC_IMPACT lines
TRACE_PortalRestrict= 8, // Cannot go through portals without a static link offset.
};
// return values from callback

2
src/thingdef/thingdef_codeptr.cpp
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@ -3870,7 +3870,7 @@ DEFINE_ACTION_FUNCTION_PARAMS(AActor, A_CheckLOF)
lof_data.Flags = flags;
lof_data.BadActor = false;
Trace(pos.x, pos.y, pos.z, sec, vx, vy, vz, range, ActorFlags::FromInt(0xFFFFFFFF), ML_BLOCKEVERYTHING, self, trace, 0,
Trace(pos.x, pos.y, pos.z, sec, vx, vy, vz, range, ActorFlags::FromInt(0xFFFFFFFF), ML_BLOCKEVERYTHING, self, trace, TRACE_PortalRestrict,
CheckLOFTraceFunc, &lof_data);
if (trace.HitType == TRACE_HitActor ||