zdoom/qzdoom
0
0
Fork 0
mirror of https://github.com/ZDoom/qzdoom.git synced 2024-11-10 14:51:51 +00:00
Code Issues Projects Releases Packages Wiki Activity

Extended LineAttack() with offsets and new flags

Browse source 
Added forward and side offsets for LineAttack() function
Added absolute offset and absolute position flags for LineAttack() function
This commit is contained in:
Major Cooke 2017-11-03 13:57:44 -05:00 committed by alexey.lysiuk
parent 4beefb7007
commit d422392b94
4 changed files with 54 additions and 18 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

16
src/p_local.h
View file

@ -324,15 +324,17 @@ enum // P_AimLineAttack flags
enum // P_LineAttack flags
{
LAF_ISMELEEATTACK = 1,
LAF_NORANDOMPUFFZ = 2,
LAF_NOIMPACTDECAL = 4,
LAF_NOINTERACT = 8,
LAF_TARGETISSOURCE = 16,
LAF_OVERRIDEZ = 32,
LAF_NORANDOMPUFFZ = 1 << 1,
LAF_NOIMPACTDECAL = 1 << 2,
LAF_NOINTERACT = 1 << 3,
LAF_TARGETISSOURCE= 1 << 4,
LAF_OVERRIDEZ = 1 << 5,
LAF_ABSOFFSET = 1 << 6,
LAF_ABSPOSITION = 1 << 7,
};
AActor *P_LineAttack(AActor *t1, DAngle angle, double distance, DAngle pitch, int damage, FName damageType, PClassActor *pufftype, int flags = 0, FTranslatedLineTarget *victim = NULL, int *actualdamage = NULL, double sz = 0.0);
AActor *P_LineAttack(AActor *t1, DAngle angle, double distance, DAngle pitch, int damage, FName damageType, FName pufftype, int flags = 0, FTranslatedLineTarget *victim = NULL, int *actualdamage = NULL, double sz = 0.0);
AActor *P_LineAttack(AActor *t1, DAngle angle, double distance, DAngle pitch, int damage, FName damageType, PClassActor *pufftype, int flags = 0, FTranslatedLineTarget *victim = NULL, int *actualdamage = NULL, double sz = 0.0, double offsetforward = 0.0, double offsetside = 0.0);
AActor *P_LineAttack(AActor *t1, DAngle angle, double distance, DAngle pitch, int damage, FName damageType, FName pufftype, int flags = 0, FTranslatedLineTarget *victim = NULL, int *actualdamage = NULL, double sz = 0.0, double offsetforward = 0.0, double offsetside = 0.0);
void P_TraceBleed(int damage, const DVector3 &pos, AActor *target, DAngle angle, DAngle pitch);
void P_TraceBleed(int damage, AActor *target, DAngle angle, DAngle pitch);

41
src/p_map.cpp
View file

@ -4395,7 +4395,8 @@ static ETraceStatus CheckForActor(FTraceResults &res, void *userdata)
//==========================================================================
AActor *P_LineAttack(AActor *t1, DAngle angle, double distance,
DAngle pitch, int damage, FName damageType, PClassActor *pufftype, int flags, FTranslatedLineTarget*victim, int *actualdamage, double sz)
DAngle pitch, int damage, FName damageType, PClassActor *pufftype, int flags, FTranslatedLineTarget*victim, int *actualdamage,
double sz, double offsetforward, double offsetside)
{
bool nointeract = !!(flags & LAF_NOINTERACT);
DVector3 direction;
@ -4496,7 +4497,34 @@ AActor *P_LineAttack(AActor *t1, DAngle angle, double distance,
if (nointeract || (puffDefaults && puffDefaults->flags6 & MF6_NOTRIGGER)) tflags = TRACE_NoSky;
else tflags = TRACE_NoSky | TRACE_Impact;
if (!Trace(t1->PosAtZ(shootz), t1->Sector, direction, distance, MF_SHOOTABLE,
// [MC] Check the flags and set the position according to what is desired.
// LAF_ABSPOSITION: Treat the offset parameters as direct coordinates.
// LAF_ABSOFFSET: Ignore the angle.
DVector3 tempos;
if (flags & LAF_ABSPOSITION)
{
tempos = DVector3(offsetforward, offsetside, sz);
}
else if (flags & LAF_ABSOFFSET)
{
tempos = t1->Vec2OffsetZ(offsetforward, offsetside, shootz);
}
else if (0.0 == offsetforward && 0.0 == offsetside)
{
// Default case so exact comparison is enough
tempos = t1->PosAtZ(shootz);
}
else
{
const double s = angle.Sin();
const double c = angle.Cos();
tempos = t1->Vec2OffsetZ(offsetforward * c + offsetside * s, offsetforward * s - offsetside * c, shootz);
}
// Perform the trace.
if (!Trace(tempos, t1->Sector, direction, distance, MF_SHOOTABLE,
ML_BLOCKEVERYTHING | ML_BLOCKHITSCAN, t1, trace, tflags, CheckForActor, &TData))
{ // hit nothing
if (!nointeract && puffDefaults && puffDefaults->ActiveSound)
@ -4702,7 +4730,8 @@ AActor *P_LineAttack(AActor *t1, DAngle angle, double distance,
}
AActor *P_LineAttack(AActor *t1, DAngle angle, double distance,
DAngle pitch, int damage, FName damageType, FName pufftype, int flags, FTranslatedLineTarget *victim, int *actualdamage, double sz)
DAngle pitch, int damage, FName damageType, FName pufftype, int flags, FTranslatedLineTarget *victim, int *actualdamage,
double sz, double offsetforward, double offsetside)
{
PClassActor *type = PClass::FindActor(pufftype);
if (type == NULL)
@ -4716,7 +4745,7 @@ AActor *P_LineAttack(AActor *t1, DAngle angle, double distance,
}
else
{
return P_LineAttack(t1, angle, distance, pitch, damage, damageType, type, flags, victim, actualdamage, sz);
return P_LineAttack(t1, angle, distance, pitch, damage, damageType, type, flags, victim, actualdamage, sz, offsetforward, offsetside);
}
}
@ -4732,10 +4761,12 @@ DEFINE_ACTION_FUNCTION(AActor, LineAttack)
PARAM_INT_DEF(flags);
PARAM_POINTER_DEF(victim, FTranslatedLineTarget);
PARAM_FLOAT_DEF(offsetz);
PARAM_FLOAT_DEF(offsetforward);
PARAM_FLOAT_DEF(offsetside);
int acdmg;
if (puffType == nullptr) puffType = PClass::FindActor("BulletPuff"); // P_LineAttack does not work without a puff to take info from.
auto puff = P_LineAttack(self, angle, distance, pitch, damage, damageType, puffType, flags, victim, &acdmg, offsetz);
auto puff = P_LineAttack(self, angle, distance, pitch, damage, damageType, puffType, flags, victim, &acdmg, offsetz, offsetforward, offsetside);
if (numret > 0) ret[0].SetObject(puff);
if (numret > 1) ret[1].SetInt(acdmg), numret = 2;
return numret;

2
wadsrc/static/zscript/actor.txt
View file

@ -598,7 +598,7 @@ class Actor : Thinker native
native virtual int DamageMobj(Actor inflictor, Actor source, int damage, Name mod, int flags = 0, double angle = 0);
native void PoisonMobj (Actor inflictor, Actor source, int damage, int duration, int period, Name type);
native double AimLineAttack(double angle, double distance, out FTranslatedLineTarget pLineTarget = null, double vrange = 0., int flags = 0, Actor target = null, Actor friender = null);
native Actor, int LineAttack(double angle, double distance, double pitch, int damage, Name damageType, class<Actor> pufftype, int flags = 0, out FTranslatedLineTarget victim = null, double offsetz = 0.);
native Actor, int LineAttack(double angle, double distance, double pitch, int damage, Name damageType, class<Actor> pufftype, int flags = 0, out FTranslatedLineTarget victim = null, double offsetz = 0., double offsetforward = 0., double offsetside = 0.);
native bool CheckSight(Actor target, int flags = 0);
native bool IsVisible(Actor other, bool allaround, LookExParams params = null);
native bool HitFriend();

13
wadsrc/static/zscript/constants.txt
View file

@ -878,11 +878,14 @@ enum EAimFlags
enum ELineAttackFlags
{
LAF_ISMELEEATTACK = 1,
LAF_NORANDOMPUFFZ = 2,
LAF_NOIMPACTDECAL = 4,
LAF_NOINTERACT = 8,
LAF_OVERRIDEZ = 32,
LAF_ISMELEEATTACK = 1,
LAF_NORANDOMPUFFZ = 1 << 1,
LAF_NOIMPACTDECAL = 1 << 2,
LAF_NOINTERACT = 1 << 3,
LAF_TARGETISSOURCE = 1 << 4,
LAF_OVERRIDEZ = 1 << 5,
LAF_ABSOFFSET = 1 << 6,
LAF_ABSPOSITION = 1 << 7,
}
const DEFMELEERANGE = 64;