C++ monster::gibType方法代码示例

void scatter_chunks( const std::string &chunk_name, int chunk_amt, monster &z, int distance,
                     int pile_size = 1 )
{
    // can't have less than one item in a pile or it would cause an infinite loop
    pile_size = std::max( pile_size, 1 );
    // can't have more items in a pile than total items
    pile_size = std::min( chunk_amt, pile_size );
    distance = abs( distance );
    const item chunk( chunk_name, calendar::turn, pile_size );
    for( int i = 0; i < chunk_amt; i += pile_size ) {
        bool drop_chunks = true;
        tripoint tarp( z.pos() + point( rng( -distance, distance ), rng( -distance, distance ) ) );
        const auto traj = line_to( z.pos(), tarp );

        for( size_t j = 0; j < traj.size(); j++ ) {
            tarp = traj[j];
            if( one_in( 2 ) && z.bloodType() != fd_null ) {
                g->m.add_splatter( z.bloodType(), tarp );
            } else {
                g->m.add_splatter( z.gibType(), tarp, rng( 1, j + 1 ) );
            }
            if( g->m.impassable( tarp ) ) {
                g->m.bash( tarp, distance );
                if( g->m.impassable( tarp ) ) {
                    // Target is obstacle, not destroyed by bashing,
                    // stop trajectory in front of it, if this is the first
                    // point (e.g. wall adjacent to monster), don't drop anything on it
                    if( j > 0 ) {
                        tarp = traj[j - 1];
                    } else {
                        drop_chunks = false;
                    }
                    break;
                }
            }
        }
        if( drop_chunks ) {
            g->m.add_item_or_charges( tarp, chunk );
        }
    }
}

void mdeath::splatter( monster &z )
{
    const bool gibbable = !z.type->has_flag( MF_NOGIB );

    const int max_hp = std::max( z.get_hp_max(), 1 );
    const float overflow_damage = std::max( -z.get_hp(), 0 );
    const float corpse_damage = 2.5 * overflow_damage / max_hp;
    bool pulverized = corpse_damage > 5 && overflow_damage > z.get_hp_max();
    // make sure that full splatter happens when this is a set death function, not part of normal
    for( const auto &deathfunction : z.type->dies ) {
        if( deathfunction == mdeath::splatter ) {
            pulverized = true;
        }
    }

    const field_id type_blood = z.bloodType();
    const field_id type_gib = z.gibType();

    if( gibbable ) {
        const auto area = g->m.points_in_radius( z.pos(), 1 );
        int number_of_gibs = std::min( std::floor( corpse_damage ) - 1, 1 + max_hp / 5.0f );

        if( pulverized && z.type->size >= MS_MEDIUM ) {
            number_of_gibs += rng( 1, 6 );
            sfx::play_variant_sound( "mon_death", "zombie_gibbed", sfx::get_heard_volume( z.pos() ) );
        }

        for( int i = 0; i < number_of_gibs; ++i ) {
            g->m.add_splatter( type_gib, random_entry( area ), rng( 1, i + 1 ) );
            g->m.add_splatter( type_blood, random_entry( area ) );
        }
    }
    // 1% of the weight of the monster is the base, with overflow damage as a multiplier
    int gibbed_weight = rng( 0, round( to_gram( z.get_weight() ) / 100 *
                                       ( overflow_damage / max_hp + 1 ) ) );
    // limit gibbing to 15%
    gibbed_weight = std::min( gibbed_weight, to_gram( z.get_weight() ) * 15 / 100 );

    if( pulverized && gibbable ) {
        float overflow_ratio = overflow_damage / max_hp + 1;
        int gib_distance = round( rng( 2, 4 ) );
        for( const auto &entry : *z.type->harvest ) {
            // only flesh and bones survive.
            if( entry.type == "flesh" || entry.type == "bone" ) {
                // the larger the overflow damage, the less you get
                const int chunk_amt = entry.mass_ratio / overflow_ratio / 10 * to_gram(
                                          z.get_weight() ) / to_gram( ( item::find_type( entry.drop ) )->weight );
                scatter_chunks( entry.drop, chunk_amt, z, gib_distance, chunk_amt / ( gib_distance - 1 ) );
                gibbed_weight -= entry.mass_ratio / overflow_ratio / 20 * to_gram( z.get_weight() );
            }
        }
        if( gibbed_weight > 0 ) {
            scatter_chunks( "ruined_chunks",
                            gibbed_weight / to_gram( ( item::find_type( "ruined_chunks" ) ) ->weight ), z, gib_distance,
                            gibbed_weight / to_gram( ( item::find_type( "ruined_chunks" ) )->weight ) / ( gib_distance + 1 ) );
        }
        // add corpse with gib flag
        item corpse = item::make_corpse( z.type->id, calendar::turn, z.unique_name );
        // Set corpse to damage that aligns with being pulped
        corpse.set_damage( 4000 );
        corpse.set_flag( "GIBBED" );
        if( z.has_effect( effect_no_ammo ) ) {
            corpse.set_var( "no_ammo", "no_ammo" );
        }
        g->m.add_item_or_charges( z.pos(), corpse );
    }
}

void mdeath::normal( monster &z )
{
    if( z.no_corpse_quiet ) {
        return;
    }

    if( z.type->in_species( ZOMBIE ) ) {
        sfx::play_variant_sound( "mon_death", "zombie_death", sfx::get_heard_volume( z.pos() ) );
    }

    if( g->u.sees( z ) ) {
        //Currently it is possible to get multiple messages that a monster died.
        add_msg( m_good, _( "The %s dies!" ), z.name().c_str() );
    }

    const int max_hp = std::max( z.get_hp_max(), 1 );
    const float overflow_damage = std::max( -z.get_hp(), 0 );
    const float corpse_damage = 2.5 * overflow_damage / max_hp;
    const bool pulverized = corpse_damage > 5 && overflow_damage > z.get_hp_max();

    z.bleed(); // leave some blood if we have to

    if( !pulverized ) {
        make_mon_corpse( z, int( std::floor( corpse_damage ) ) );
    }

    // Limit chunking to flesh, veggy and insect creatures until other kinds are supported.
    const std::vector<material_id> gib_mats = {{
        material_id( "flesh" ), material_id( "hflesh" ),
        material_id( "veggy" ), material_id( "iflesh" ),
        material_id( "bone" )
    }};
    const bool gibbable = !z.type->has_flag( MF_NOGIB ) &&
        std::any_of( gib_mats.begin(), gib_mats.end(), [&z]( const material_id &gm ) {
            return z.made_of( gm );
        } );

    const field_id type_blood = z.bloodType();
    const field_id type_gib = z.gibType();

    if( gibbable ) {
        const auto area = g->m.points_in_radius( z.pos(), 1 );
        int number_of_gibs = std::min( std::floor( corpse_damage ) - 1, 1 + max_hp / 5.0f );

        if( pulverized && z.type->size >= MS_MEDIUM ) {
            number_of_gibs += rng( 1, 6 );
            sfx::play_variant_sound( "mon_death", "zombie_gibbed", sfx::get_heard_volume( z.pos() ) );
        }

        for( int i = 0; i < number_of_gibs; ++i ) {
            g->m.add_splatter( type_gib, random_entry( area ), rng( 1, i + 1 ) );
            g->m.add_splatter( type_blood, random_entry( area ) );
        }
    }

    const int num_chunks = z.type->get_meat_chunks_count();

    if( pulverized && gibbable ) {
        const itype_id meat = z.type->get_meat_itype();
        const item chunk( meat );
        for( int i = 0; i < num_chunks; i++ ) {
            tripoint tarp( z.pos() + point( rng( -3, 3 ), rng( -3, 3 ) ) );
            const auto traj = line_to( z.pos(), tarp );

            for( size_t j = 0; j < traj.size(); j++ ) {
                tarp = traj[j];
                if( one_in( 2 ) && type_blood != fd_null ) {
                    g->m.add_splatter( type_blood, tarp );
                } else {
                    g->m.add_splatter( type_gib, tarp, rng( 1, j + 1 ) );
                }
                if( g->m.impassable( tarp ) ) {
                    g->m.bash( tarp, 3 );
                    if( g->m.impassable( tarp ) ) {
                        // Target is obstacle, not destroyed by bashing,
                        // stop trajectory in front of it, if this is the first
                        // point (e.g. wall adjacent to monster) , make it invalid.
                        if( j > 0 ) {
                            tarp = traj[j - 1];
                        } else {
                            tarp = tripoint_min;
                        }
                        break;
                    }
                }
            }

            if( tarp != tripoint_min ) {
                g->m.add_item_or_charges( tarp, chunk );
            }
        }
    }
}

void mdeath::splatter( monster &z )
{
    // Limit chunking to flesh, veggy and insect creatures until other kinds are supported.
    const std::vector<material_id> gib_mats = {{
            material_id( "flesh" ), material_id( "hflesh" ),
            material_id( "veggy" ), material_id( "iflesh" ),
            material_id( "bone" )
        }
    };
    const bool gibbable = !z.type->has_flag( MF_NOGIB ) &&
    std::any_of( gib_mats.begin(), gib_mats.end(), [&z]( const material_id & gm ) {
        return z.made_of( gm );
    } );

    const int max_hp = std::max( z.get_hp_max(), 1 );
    const float overflow_damage = std::max( -z.get_hp(), 0 );
    const float corpse_damage = 2.5 * overflow_damage / max_hp;
    bool pulverized = corpse_damage > 5 && overflow_damage > z.get_hp_max();
    // make sure that full splatter happens when this is a set death function, not part of normal
    for( const auto &deathfunction : z.type->dies ) {
        if( deathfunction == mdeath::splatter ) {
            pulverized = true;
        }
    }

    const field_id type_blood = z.bloodType();
    const field_id type_gib = z.gibType();

    if( gibbable ) {
        const auto area = g->m.points_in_radius( z.pos(), 1 );
        int number_of_gibs = std::min( std::floor( corpse_damage ) - 1, 1 + max_hp / 5.0f );

        if( pulverized && z.type->size >= MS_MEDIUM ) {
            number_of_gibs += rng( 1, 6 );
            sfx::play_variant_sound( "mon_death", "zombie_gibbed", sfx::get_heard_volume( z.pos() ) );
        }

        for( int i = 0; i < number_of_gibs; ++i ) {
            g->m.add_splatter( type_gib, random_entry( area ), rng( 1, i + 1 ) );
            g->m.add_splatter( type_blood, random_entry( area ) );
        }
    }

    int num_chunks = rng( 0, z.type->get_meat_chunks_count() / 4 );
    num_chunks = std::min( num_chunks, 10 );

    if( pulverized && gibbable ) {
        const itype_id meat = z.type->get_meat_itype();
        const item chunk( meat );
        for( int i = 0; i < num_chunks; i++ ) {
            bool drop_chunks = true;
            tripoint tarp( z.pos() + point( rng( -3, 3 ), rng( -3, 3 ) ) );
            const auto traj = line_to( z.pos(), tarp );

            for( size_t j = 0; j < traj.size(); j++ ) {
                tarp = traj[j];
                if( one_in( 2 ) && type_blood != fd_null ) {
                    g->m.add_splatter( type_blood, tarp );
                } else {
                    g->m.add_splatter( type_gib, tarp, rng( 1, j + 1 ) );
                }
                if( g->m.impassable( tarp ) ) {
                    g->m.bash( tarp, 3 );
                    if( g->m.impassable( tarp ) ) {
                        // Target is obstacle, not destroyed by bashing,
                        // stop trajectory in front of it, if this is the first
                        // point (e.g. wall adjacent to monster), don't drop anything on it
                        if( j > 0 ) {
                            tarp = traj[j - 1];
                        } else {
                            drop_chunks = false;
                        }
                        break;
                    }
                }
            }

            if( drop_chunks ) {
                g->m.add_item_or_charges( tarp, chunk );
            }
        }
    }
}