320 monmove.cpp
View file
@@ -9,6 +9,10 @@
#include <stdlib.h>
#include "cursesdef.h"

//Used for e^(x) functions
#include <stdio.h>
#include <math.h>

#ifndef SGN
#define SGN(a) (((a)<0) ? -1 : 1)
#endif
@@ -41,7 +45,7 @@ bool monster::can_move_to(game *g, int x, int y)
if (has_flag(MF_AQUATIC) && !g->m.has_flag(swimmable, x, y))
return false;

// various animal behaviours
// various animal behaviours
if (has_flag(MF_ANIMAL))
{
// don't enter sharp terrain unless tiny, or attacking
@@ -50,15 +54,15 @@ bool monster::can_move_to(game *g, int x, int y)

// don't enter open pits ever unless tiny or can fly
if (!(type->size == MS_TINY || has_flag(MF_FLIES)) && (g->m.ter(x, y) == t_pit || g->m.ter(x, y) == t_pit_spiked))
return false;
return false;

// don't enter lava ever
if (g->m.ter(x, y) == t_lava)
return false;

// don't enter fire or electricity ever
if (g->m.field_at(x, y).type == fd_fire || g->m.field_at(x, y).type == fd_electricity)
return false;
if (g->m.field_at(x, y).type == fd_fire || g->m.field_at(x, y).type == fd_electricity)
return false;
}
return true;
}
@@ -491,118 +495,204 @@ point monster::sound_move(game *g)

void monster::hit_player(game *g, player &p, bool can_grab)
{
if (type->melee_dice == 0) // We don't attack, so just return
return;
add_effect(ME_HIT_BY_PLAYER, 3); // Make us a valid target for a few turns
if (has_flag(MF_HIT_AND_RUN))
add_effect(ME_RUN, 4);
bool is_npc = p.is_npc();
bool u_see = (!is_npc || g->u_see(p.posx, p.posy));
std::string you = (is_npc ? p.name : "you");
std::string You = (is_npc ? p.name : "You");
std::string your = (is_npc ? p.name + "'s" : "your");
std::string Your = (is_npc ? p.name + "'s" : "Your");
body_part bphit;
int side = rng(0, 1);
int dam = hit(g, p, bphit), cut = type->melee_cut, stab = 0;
technique_id tech = p.pick_defensive_technique(g, this, NULL);
p.perform_defensive_technique(tech, g, this, NULL, bphit, side,
dam, cut, stab);
if (dam == 0 && u_see)
g->add_msg("The %s misses %s.", name().c_str(), you.c_str());
else if (dam > 0) {
if (u_see && tech != TEC_BLOCK)
g->add_msg("The %s hits %s %s.", name().c_str(), your.c_str(),
body_part_name(bphit, side).c_str());
// Attempt defensive moves

if (!is_npc) {
if (g->u.activity.type == ACT_RELOAD)
g->add_msg("You stop reloading.");
else if (g->u.activity.type == ACT_READ)
g->add_msg("You stop reading.");
else if (g->u.activity.type == ACT_CRAFT || g->u.activity.type == ACT_LONGCRAFT)
g->add_msg("You stop crafting.");
g->u.activity.type = ACT_NULL;
}
if (p.has_active_bionic("bio_ods")) {
if (u_see)
g->add_msg("%s offensive defense system shocks it!", Your.c_str());
hurt(rng(10, 40));
}
if (p.encumb(bphit) == 0 &&
(p.has_trait(PF_SPINES) || p.has_trait(PF_QUILLS))) {
int spine = rng(1, (p.has_trait(PF_QUILLS) ? 20 : 8));
g->add_msg("%s %s puncture it!", Your.c_str(),
(g->u.has_trait(PF_QUILLS) ? "quills" : "spines"));
hurt(spine);
}
if (type->melee_dice == 0) // We don't attack, so just return
{
return;
}
add_effect(ME_HIT_BY_PLAYER, 3); // Make us a valid target for a few turns
if (has_flag(MF_HIT_AND_RUN))
{
add_effect(ME_RUN, 4);
}
bool is_npc = p.is_npc();
bool u_see = (!is_npc || g->u_see(p.posx, p.posy));
std::string you = (is_npc ? p.name : "you");
std::string You = (is_npc ? p.name : "You");
std::string your = (is_npc ? p.name + "'s" : "your");
std::string Your = (is_npc ? p.name + "'s" : "Your");
body_part bphit;
int side = rng(0, 1);
int dam = hit(g, p, bphit), cut = type->melee_cut, stab = 0;
technique_id tech = p.pick_defensive_technique(g, this, NULL);
p.perform_defensive_technique(tech, g, this, NULL, bphit, side, dam, cut, stab);

//110*e^(-.3*[melee skill of monster]) = % chance to miss. *100 to track .01%'s
//Returns ~80% at 1, drops quickly to 33% at 4, then slowly to 5% at 10 and 1% at 16
if (rng(0, 10000) < 11000 * exp(-.3 * type->melee_skill))
{
g->add_msg("The %s misses.", name().c_str());
}
else
{
//Reduce player's ability to dodge by monster's ability to hit
int dodge_ii = p.dodge(g) - rng(0, type->melee_skill);
if (dodge_ii < 0)
{
dodge_ii = 0;
}

// 100/(1+99*e^(-.6*[dodge() return modified by monster's skill])) = % chance to dodge
// *100 to track .01%'s
// 1% minimum, scales slowly to 16% at 5, then rapidly to 80% at 10,
// then returns less with each additional point, reaching 99% at 16
if (rng(0, 10000) < 10000/(1 + 99 * exp(-.6 * dodge_ii)))
{
g->add_msg("%s dodge the %s.", You.c_str(), name().c_str());
p.practice(g->turn, "dodge", type->melee_skill * 2); //Better monster = more skill gained
}

//Successful hit with damage
else if (dam > 0)
{
p.practice(g->turn, "dodge", type->melee_skill);
if (u_see && tech != TEC_BLOCK)
{
g->add_msg("The %s hits %s %s.", name().c_str(), your.c_str(),
body_part_name(bphit, side).c_str());
}

// Attempt defensive moves
if (!is_npc)
{
if (g->u.activity.type == ACT_RELOAD)
{
g->add_msg("You stop reloading.");
}
else if (g->u.activity.type == ACT_READ)
{
g->add_msg("You stop reading.");
}
else if (g->u.activity.type == ACT_CRAFT || g->u.activity.type == ACT_LONGCRAFT)
{
g->add_msg("You stop crafting.");
g->u.activity.type = ACT_NULL;
}
}
if (p.has_active_bionic("bio_ods"))
{
if (u_see)
{
g->add_msg("%s offensive defense system shocks it!", Your.c_str());
}
hurt(rng(10, 40));
}
if (p.encumb(bphit) == 0 &&(p.has_trait(PF_SPINES) || p.has_trait(PF_QUILLS)))
{
int spine = rng(1, (p.has_trait(PF_QUILLS) ? 20 : 8));
g->add_msg("%s %s puncture it!", Your.c_str(),
(g->u.has_trait(PF_QUILLS) ? "quills" : "spines"));
hurt(spine);
}

if (dam + cut <= 0)
{
return; // Defensive technique canceled damage.
}

//Hurt the player
p.hit(g, bphit, side, dam, cut);

//Monster effects
if (has_flag(MF_VENOM))
{
if (!is_npc)
{
g->add_msg("You're poisoned!");
}
p.add_disease(DI_POISON, 30, g);
}
else if (has_flag(MF_BADVENOM))
{
if (!is_npc)
{
g->add_msg("You feel poison flood your body, wracking you with pain...");
}
p.add_disease(DI_BADPOISON, 40, g);
}
if (has_flag(MF_BLEED) && dam > 6 && cut > 0)
{
if (!is_npc)
{
g->add_msg("You're Bleeding!");
}
p.add_disease(DI_BLEED, 60, g);
}

//Same as monster's chance to not miss
if (can_grab && has_flag(MF_GRABS) && (rng(0, 10000) > 11000 * exp(-.3 * type->melee_skill)))
{
if (!is_npc)
{
g->add_msg("The %s grabs you!", name().c_str());
}
if (p.weapon.has_technique(TEC_BREAK, &p) &&
dice(p.dex_cur + p.skillLevel("melee"), 12) > dice(type->melee_dice, 10))
{
if (!is_npc)
{
g->add_msg("You break the grab!");
}
}
else
hit_player(g, p, false); //We grabed, so hit them again
}

//Counter-attack?
if (tech == TEC_COUNTER && !is_npc)
{
g->add_msg("Counter-attack!");
hurt( p.hit_mon(g, this) );
}
}
}

if (dam + cut <= 0)
return; // Defensive technique canceled damage.

p.hit(g, bphit, side, dam, cut);
if (has_flag(MF_VENOM)) {
if (!is_npc)
g->add_msg("You're poisoned!");
p.add_disease(DI_POISON, 30, g);
} else if (has_flag(MF_BADVENOM)) {
if (!is_npc)
g->add_msg("You feel poison flood your body, wracking you with pain...");
p.add_disease(DI_BADPOISON, 40, g);
}
if (has_flag(MF_BLEED) && dam > 6 && cut > 0) {
if (!is_npc)
g->add_msg("You're Bleeding!");
p.add_disease(DI_BLEED, 60, g);
}
if (can_grab && has_flag(MF_GRABS) &&
dice(type->melee_dice, 10) > dice(p.dodge(g), 10)) {
if (!is_npc)
g->add_msg("The %s grabs you!", name().c_str());
if (p.weapon.has_technique(TEC_BREAK, &p) &&
dice(p.dex_cur + p.skillLevel("melee"), 12) > dice(type->melee_dice, 10)){
if (!is_npc)
g->add_msg("You break the grab!");
} else
hit_player(g, p, false);
}
// if dam > 0
if (is_npc)
{
if (p.hp_cur[hp_head] <= 0 || p.hp_cur[hp_torso] <= 0)
{
npc* tmp = dynamic_cast<npc*>(&p);
tmp->die(g);
int index = g->npc_at(p.posx, p.posy);
if (index != -1 && index < g->active_npc.size())
{
g->active_npc.erase(g->active_npc.begin() + index);
}
plans.clear();
}
}

if (tech == TEC_COUNTER && !is_npc) {
g->add_msg("Counter-attack!");
hurt( p.hit_mon(g, this) );
}
} // if dam > 0
if (is_npc) {
if (p.hp_cur[hp_head] <= 0 || p.hp_cur[hp_torso] <= 0) {
npc* tmp = dynamic_cast<npc*>(&p);
tmp->die(g);
int index = g->npc_at(p.posx, p.posy);
if (index != -1 && index < g->active_npc.size())
g->active_npc.erase(g->active_npc.begin() + index);
plans.clear();
}
}
// Adjust anger/morale of same-species monsters, if appropriate
int anger_adjust = 0, morale_adjust = 0;
for (int i = 0; i < type->anger.size(); i++) {
if (type->anger[i] == MTRIG_FRIEND_ATTACKED)
anger_adjust += 15;
}
for (int i = 0; i < type->placate.size(); i++) {
if (type->placate[i] == MTRIG_FRIEND_ATTACKED)
anger_adjust -= 15;
}
for (int i = 0; i < type->fear.size(); i++) {
if (type->fear[i] == MTRIG_FRIEND_ATTACKED)
morale_adjust -= 15;
}
if (anger_adjust != 0 && morale_adjust != 0) {
for (int i = 0; i < g->z.size(); i++) {
g->z[i].morale += morale_adjust;
g->z[i].anger += anger_adjust;
}
}
// Adjust anger/morale of same-species monsters, if appropriate
int anger_adjust = 0, morale_adjust = 0;
for (int i = 0; i < type->anger.size(); i++)
{
if (type->anger[i] == MTRIG_FRIEND_ATTACKED)
{
anger_adjust += 15;
}
}
for (int i = 0; i < type->placate.size(); i++)
{
if (type->placate[i] == MTRIG_FRIEND_ATTACKED)
{
anger_adjust -= 15;
}
}
for (int i = 0; i < type->fear.size(); i++)
{
if (type->fear[i] == MTRIG_FRIEND_ATTACKED)
{
morale_adjust -= 15;
}
}
if (anger_adjust != 0 && morale_adjust != 0)
{
for (int i = 0; i < g->z.size(); i++)
{
g->z[i].morale += morale_adjust;
g->z[i].anger += anger_adjust;
}
}
}

void monster::move_to(game *g, int x, int y)
7 monster.cpp
View file
@@ -480,13 +480,6 @@ int monster::trigger_sum(game *g, std::vector<monster_trigger> *triggers)
}

int monster::hit(game *g, player &p, body_part &bp_hit) {
int numdice = type->melee_skill;
if (dice(numdice, 10) <= dice(p.dodge(g), 10) && !one_in(20)) {
if (p.skillLevel("dodge") < numdice)
p.practice(g->turn, "dodge", 10);
return 0; // We missed!
}
p.practice(g->turn, "dodge", 5);
int ret = 0;
int highest_hit;
switch (type->size) {
2 mtype.h
View file
@@ -198,7 +198,7 @@ struct mtype {
int morale; // Default morale level

unsigned int speed; // Speed; human = 100
unsigned char melee_skill; // Melee skill; should be 0 to 5
unsigned char melee_skill; // Melee hit skill, 20 is superhuman hitting abilities.
unsigned char melee_dice; // Number of dice on melee hit
unsigned char melee_sides; // Number of sides those dice have
unsigned char melee_cut; // Bonus cutting damage