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- The bouncing check from r3643 cannot be applied retroactively to the existing DOOMBOUNCE flag because mods depend on the old behavior. Instead of modifying BOUNCE_OnOff's behavior the correct way of doing this has to be implemented as a separate flag in order to avoid problems.

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SVN r3685 (trunk)
This commit is contained in:
Christoph Oelckers 2012-06-10 10:17:49 +00:00
parent e094e1b515
commit 3d7c6811c1
4 changed files with 13 additions and 7 deletions
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3
src/actor.h
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@ -402,7 +402,7 @@ enum EBounceFlags
BOUNCE_Ceilings = 1<<2, // bounces off of ceilings
BOUNCE_Actors = 1<<3, // bounces off of some actors
BOUNCE_AllActors = 1<<4, // bounces off of all actors (requires BOUNCE_Actors to be set, too)
BOUNCE_AutoOff = 1<<5, // when bouncing off a floor, if the new Z velocity is below 3.0, disable further bouncing
BOUNCE_AutoOff = 1<<5, // when bouncing off a sector plane, if the new Z velocity is below 3.0, disable further bouncing
BOUNCE_HereticType = 1<<6, // goes into Death state when bouncing on floors or ceilings
BOUNCE_UseSeeSound = 1<<7, // compatibility fallback. This will only be set by
@ -414,6 +414,7 @@ enum EBounceFlags
// MBF bouncing is a bit different from other modes as Killough coded many special behavioral cases
// for them that are not present in ZDoom, so it is necessary to identify it properly.
BOUNCE_MBF = 1<<12, // This in itself is not a valid mode, but replaces MBF's MF_BOUNCE flag.
BOUNCE_AutoOffFloorOnly = 1<<13, // like BOUNCE_AutoOff, but only on floors
BOUNCE_TypeMask = BOUNCE_Walls | BOUNCE_Floors | BOUNCE_Ceilings | BOUNCE_Actors | BOUNCE_AutoOff | BOUNCE_HereticType | BOUNCE_MBF,

4
src/p_map.cpp
View file

@ -1822,7 +1822,7 @@ bool P_TryMove (AActor *thing, fixed_t x, fixed_t y,
{
goto pushline;
}
if (thing->flags6 & MF6_STEPMISSILE)
if (thing->flags6 & MF6_STEPMISSILE)
{
thing->z = tm.floorz;
// If moving down, cancel vertical component of the velocity
@ -2925,7 +2925,7 @@ bool P_BounceActor (AActor *mo, AActor *BlockingMobj, bool ontop)
if (abs(mo->velz) < (fixed_t)(mo->Mass * mo->GetGravity() / 64))
mo->velz = 0;
}
else if (mo->BounceFlags & BOUNCE_AutoOff)
else if (mo->BounceFlags & (BOUNCE_AutoOff|BOUNCE_AutoOffFloorOnly))
{
if (!(mo->flags & MF_NOGRAVITY) && (mo->velz < 3*FRACUNIT))
mo->BounceFlags &= ~BOUNCE_TypeMask;

12
src/p_mobj.cpp
View file

@ -1444,10 +1444,14 @@ bool AActor::FloorBounceMissile (secplane_t &plane)
if (abs(velz) < (fixed_t)(Mass * GetGravity() / 64))
velz = 0;
}
else if (plane.c > 0 && BounceFlags & BOUNCE_AutoOff)
{ // AutoOff only works when bouncing off a floor, not a ceiling.
if (!(flags & MF_NOGRAVITY) && (velz < 3*FRACUNIT))
BounceFlags &= ~BOUNCE_TypeMask;
else if (BounceFlags & (BOUNCE_AutoOff|BOUNCE_AutoOffFloorOnly))
{
if (plane.c > 0 || (BounceFlags & BOUNCE_AutoOff))
{
// AutoOff only works when bouncing off a floor, not a ceiling (or in compatibility mode.)
if (!(flags & MF_NOGRAVITY) && (velz < 3*FRACUNIT))
BounceFlags &= ~BOUNCE_TypeMask;
}
}
return false;
}

1
src/thingdef/thingdef_data.cpp
View file

@ -256,6 +256,7 @@ static FFlagDef ActorFlags[]=
DEFINE_FLAG2(BOUNCE_AllActors, BOUNCEONACTORS, AActor, BounceFlags),
DEFINE_FLAG2(BOUNCE_ExplodeOnWater, EXPLODEONWATER, AActor, BounceFlags),
DEFINE_FLAG2(BOUNCE_MBF, MBFBOUNCER, AActor, BounceFlags),
DEFINE_FLAG2(BOUNCE_AutoOffFloorOnly, BOUNCEAUTOOFFFLOORONLY, AActor, BounceFlags),
// Deprecated flags. Handling must be performed in HandleDeprecatedFlags
DEFINE_DEPRECATED_FLAG(FIREDAMAGE),