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hostage_entity: Experimenting with a new duckling type follow AI. Not perfect, but better results than before

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This commit is contained in:
Marco Cawthorne 2019-01-05 16:36:22 +01:00
parent 2e4498ec3d
commit eed328c36f
1 changed files with 31 additions and 8 deletions
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39
Source/Server/hostage_entity.cpp
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@ -82,29 +82,51 @@ void hostage_entity::Physics(void)
input_movevalues = [0,0,0];
input_impulse = 0;
input_buttons = 0;
/* Deal with a hostage being rescued when it's following someone else */
if (m_eRescuer.classname == "hostage_entity") {
if (m_eRescuer.solid == SOLID_NOT) {
m_eRescuer = m_eUser;
}
}
/* Deal with the hostage losing its rescuer (death) */
if (m_eUser.health <= 0) {
m_eUser = world;
}
if (m_eUser!= world) {
v_angle = vectoangles(m_eUser.origin - origin);
v_angle = vectoangles(m_eRescuer.origin - origin);
v_angle[0] = 0;
v_angle[1] = Math_FixDelta(v_angle[1]);
v_angle[2] = 0;
/* Give up after 1024 units */
if (vlen(m_eUser.origin - origin) > 1024) {
if (vlen(m_eRescuer.origin - origin) > 1024) {
m_eUser = world;
} else if (vlen(m_eUser.origin - origin) > 128) {
} else if (vlen(m_eRescuer.origin - origin) > 64) {
input_movevalues[0] = 240;
other = world;
tracebox(origin, mins, maxs, m_eUser.origin, MOVE_OTHERONLY, this);
traceline(origin, /*mins, maxs, */m_eRescuer.origin, MOVE_OTHERONLY, this);
/* Tracing failed, there's world geometry in the way */
if (trace_fraction < 1.0f) {
vector vdir = normalize(m_vecLastUserPos - origin) * 240;
makevectors(v_angle);
input_movevalues = [v_forward * vdir, v_right * vdir, v_up * vdir];
v_angle = vectoangles(m_vecLastUserPos - origin);
v_angle[0] = 0;
v_angle[1] = Math_FixDelta(v_angle[1]);
v_angle[2] = 0;
} else {
m_vecLastUserPos = m_eUser.origin;
m_vecLastUserPos = m_eRescuer.origin;
}
/* Trace again to see if another hostage is in our path and if so
* follow them instead, this makes pathing easier */
traceline(origin, /*mins, maxs,*/ m_vecLastUserPos, FALSE, this);
if (trace_ent.classname == "hostage_entity") {
hostage_entity que = (hostage_entity)trace_ent;
if (que.m_eRescuer == m_eUser) {
m_eRescuer = trace_ent;
}
}
}
}
@ -149,6 +171,7 @@ void hostage_entity::PlayerUse(void)
m_eUser = eActivator;
m_eRescuer = m_eUser;
m_vecLastUserPos = m_eUser.origin;
} else {
m_eUser = world;
}