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Updated A_CheckProximity Expansion Pruned Edition.

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MajorCooke 2016-01-21 11:39:13 -06:00
commit 9638cbb844
2 changed files with 85 additions and 9 deletions
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86
src/thingdef/thingdef_codeptr.cpp
View file

@ -5962,6 +5962,14 @@ enum CPXFflags
CPXF_COUNTDEAD = 1 << 3,
CPXF_DEADONLY = 1 << 4,
CPXF_EXACT = 1 << 5,
CPXF_SETTARGET = 1 << 6,
CPXF_SETMASTER = 1 << 7,
CPXF_SETTRACER = 1 << 8,
CPXF_FARTHEST = 1 << 9,
CPXF_CLOSEST = 1 << 10,
CPXF_SETONPTR = 1 << 11,
CPXF_NODISTANCE = 1 << 12,
CPXF_CHECKSIGHT = 1 << 13,
};
DEFINE_ACTION_FUNCTION_PARAMS(AActor, A_CheckProximity)
{
@ -5974,17 +5982,27 @@ DEFINE_ACTION_FUNCTION_PARAMS(AActor, A_CheckProximity)
ACTION_PARAM_INT(ptr, 5);
ACTION_SET_RESULT(false); //No inventory chain results please.
if (!jump)
{
if (!(flags & (CPXF_SETTARGET | CPXF_SETMASTER | CPXF_SETTRACER)))
return;
}
AActor *ref = COPY_AAPTR(self, ptr);
//We need these to check out.
if (!ref || !jump || !classname || distance <= 0)
if (!ref || !classname || ((distance <= 0) && !(flags & CPXF_NODISTANCE)))
return;
int counter = 0;
bool result = false;
const double distsquared = (double)distance * (double)distance;
double closer, farther = 0, current = closer = distsquared;
const bool ptrWillChange = !!(flags & (CPXF_SETTARGET | CPXF_SETMASTER | CPXF_SETTRACER));
const bool ptrDistPref = !!(flags & (CPXF_CLOSEST | CPXF_FARTHEST));
TThinkerIterator<AActor> it;
AActor * mo;
AActor *mo, *dist = NULL;
//[MC] Process of elimination, I think, will get through this as quickly and
//efficiently as possible.
@ -6003,12 +6021,41 @@ DEFINE_ACTION_FUNCTION_PARAMS(AActor, A_CheckProximity)
else if (classname != mo->GetClass())
continue;
//Make sure it's in range and respect the desire for Z or not.
if (ref->AproxDistance(mo) < distance &&
((flags & CPXF_NOZ) ||
((ref->Z() > mo->Z() && ref->Top() < distance) ||
(ref->Z() <= mo->Z() && mo->Z() - ref->Top() < distance))))
//[MC]Make sure it's in range and respect the desire for Z or not. The function forces it to use
//Z later for ensuring CLOSEST and FARTHEST flags are respected perfectly.
//Ripped from sphere checking in A_RadiusGive (along with a number of things).
fixedvec3 diff = ref->Vec3To(mo);
diff.z += (ref->height - mo->height) / 2;
double lengthsquared = TVector3<double>(diff.x, diff.y, (flags & CPXF_NOZ) ? 0 : diff.z).LengthSquared();
if ((flags & CPXF_NODISTANCE) || lengthsquared <= distsquared)
{
if ((flags & CPXF_CHECKSIGHT) && !(P_CheckSight(mo, ref, SF_IGNOREVISIBILITY | SF_IGNOREWATERBOUNDARY)))
continue;
if (ptrWillChange && ptrDistPref)
{
//Saves on needless recalculation as we already included Z above, so don't do it again
//if we did not use the flag the first time.
if (flags & CPXF_NOZ)
lengthsquared = TVector3<double>(diff.x, diff.y, diff.z).LengthSquared();
current = lengthsquared; //This one cannot have NOZ checking.
if ((flags & CPXF_CLOSEST) && ((current < closer) || !closer))
{
dist = mo;
closer = current; //This actor's closer. Set the new standard.
}
else if ((flags & CPXF_FARTHEST) && (current > farther))
{
dist = mo;
farther = current;
}
else if (!dist)
dist = mo; //Just get the first one and call it quits if there's nothing selected.
}
if (mo->flags6 & MF6_KILLED)
{
if (!(flags & (CPXF_COUNTDEAD | CPXF_DEADONLY)))
@ -6026,17 +6073,38 @@ DEFINE_ACTION_FUNCTION_PARAMS(AActor, A_CheckProximity)
if (counter > count)
{
result = (flags & (CPXF_LESSOREQUAL | CPXF_EXACT)) ? false : true;
break;
//However, if we have one SET* flag and either the closest or farthest flags, keep the function going.
if (ptrWillChange && ptrDistPref)
continue;
else
break;
}
}
}
if (ptrWillChange && dist != NULL)
{
if (flags & CPXF_SETONPTR)
{
if (flags & CPXF_SETTARGET) ref->target = dist;
if (flags & CPXF_SETMASTER) ref->master = dist;
if (flags & CPXF_SETTRACER) ref->tracer = dist;
}
else
{
if (flags & CPXF_SETTARGET) self->target = dist;
if (flags & CPXF_SETMASTER) self->master = dist;
if (flags & CPXF_SETTRACER) self->tracer = dist;
}
}
if (counter == count)
result = true;
else if (counter < count)
result = !!((flags & CPXF_LESSOREQUAL) && !(flags & CPXF_EXACT));
if (!jump) return;
if (result)
{

8
wadsrc/static/actors/constants.txt
View file

@ -498,6 +498,14 @@ enum
CPXF_COUNTDEAD = 1 << 3,
CPXF_DEADONLY = 1 << 4,
CPXF_EXACT = 1 << 5,
CPXF_SETTARGET = 1 << 6,
CPXF_SETMASTER = 1 << 7,
CPXF_SETTRACER = 1 << 8,
CPXF_FARTHEST = 1 << 9,
CPXF_CLOSEST = 1 << 10,
CPXF_SETONPTR = 1 << 11,
CPXF_NODISTANCE = 1 << 12,
CPXF_CHECKSIGHT = 1 << 13,
};
// Flags for A_CheckBlock