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Partial damage cheat fix: node damages server side (#4981)

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* Damage cheat fix: server side

* Lava/Node damages overtime server side
* lava hurt interval is only for old protocol
This commit is contained in:
Loïc Blot 2017-04-15 09:25:43 +02:00 • committed by GitHub
parent b1e6c2a9b8
commit a9aad4d061
3 changed files with 48 additions and 29 deletions
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52
src/clientenvironment.cpp
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@ -252,37 +252,31 @@ void ClientEnvironment::step(float dtime)
m_script->environment_step(dtime);
}
/*
A quick draft of lava damage
*/
if(m_lava_hurt_interval.step(dtime, 1.0))
{
v3f pf = lplayer->getPosition();
// Feet, middle and head
v3s16 p1 = floatToInt(pf + v3f(0, BS*0.1, 0), BS);
MapNode n1 = m_map->getNodeNoEx(p1);
v3s16 p2 = floatToInt(pf + v3f(0, BS*0.8, 0), BS);
MapNode n2 = m_map->getNodeNoEx(p2);
v3s16 p3 = floatToInt(pf + v3f(0, BS*1.6, 0), BS);
MapNode n3 = m_map->getNodeNoEx(p3);
u32 damage_per_second = 0;
damage_per_second = MYMAX(damage_per_second,
m_client->ndef()->get(n1).damage_per_second);
damage_per_second = MYMAX(damage_per_second,
m_client->ndef()->get(n2).damage_per_second);
damage_per_second = MYMAX(damage_per_second,
m_client->ndef()->get(n3).damage_per_second);
if(damage_per_second != 0)
{
damageLocalPlayer(damage_per_second, true);
}
}
// Protocol v29 make this behaviour obsolete
if (getGameDef()->getProtoVersion() < 29) {
if (m_lava_hurt_interval.step(dtime, 1.0)) {
v3f pf = lplayer->getPosition();
// Feet, middle and head
v3s16 p1 = floatToInt(pf + v3f(0, BS * 0.1, 0), BS);
MapNode n1 = m_map->getNodeNoEx(p1);
v3s16 p2 = floatToInt(pf + v3f(0, BS * 0.8, 0), BS);
MapNode n2 = m_map->getNodeNoEx(p2);
v3s16 p3 = floatToInt(pf + v3f(0, BS * 1.6, 0), BS);
MapNode n3 = m_map->getNodeNoEx(p3);
u32 damage_per_second = 0;
damage_per_second = MYMAX(damage_per_second,
m_client->ndef()->get(n1).damage_per_second);
damage_per_second = MYMAX(damage_per_second,
m_client->ndef()->get(n2).damage_per_second);
damage_per_second = MYMAX(damage_per_second,
m_client->ndef()->get(n3).damage_per_second);
if (damage_per_second != 0)
damageLocalPlayer(damage_per_second, true);
}
/*
Drowning
*/