cp_hospital.cpp

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/*
Copyright (C) 2002-2025 UFO: Alien Invasion.
 
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
 
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 
See the GNU General Public License for more details.
 
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 
*/
 
#include "../../cl_shared.h"
#include "cp_campaign.h"
#include "cp_hospital.h"
 
#define GET_HP_HEALING( ab ) (1 + (ab) * 15/MAX_SKILL)
 
static void HOS_HealWounds (character_t* chr, int healing)
{
    woundInfo_t& wounds = chr->wounds;
 
    for (int bodyPart = 0; bodyPart < chr->teamDef->bodyTemplate->numBodyParts(); ++bodyPart) {
        if (wounds.treatmentLevel[bodyPart] <= 0)
            continue;
        wounds.treatmentLevel[bodyPart] = std::max(0, wounds.treatmentLevel[bodyPart] - healing);
    }
}

bool HOS_HealCharacter (character_t* chr, bool hospital)
{
    assert(chr);
    float healing = ccs.curCampaign->healingRate;
 
    if (hospital) {
        healing *= GET_HP_HEALING(chr->score.skills[ABILITY_POWER]);
        HOS_HealWounds(chr, healing);
    }
 
    if (chr->HP < chr->maxHP) {
        /* if the character has less that 100 hitpoints, he will be disadvantaged by using the percentage
         * method of allocating hitpoints.  So just give the character "healing" as Hitpoints, otherwise
         * allocate "healing" as a percentage of the characters total hitpoints. */
        if (chr->maxHP < INITIAL_HP)
            chr->HP = std::min(chr->HP + static_cast<int>(healing), chr->maxHP);
        else
            chr->HP = std::min(chr->HP + static_cast<int>(((healing / 100.0f) * chr->maxHP)), chr->maxHP);
 
        if (chr->HP == chr->maxHP)
            return false;
        return true;
    }
    return false;
}

void HOS_HospitalRun (void)
{
    for (int i = 0; i < MAX_EMPL; i++) {
        const employeeType_t type = (employeeType_t)i;
        E_Foreach(type, employee) {
            if (!employee->isHired())
                continue;
            const bool hospital = B_GetBuildingStatus(employee->baseHired, B_HOSPITAL);
            HOS_HealCharacter(&(employee->chr), hospital);
            CHRSH_UpdateImplants(employee->chr);
        }
    }
}
 
float HOS_GetInjuryLevel (const character_t& chr)
{
    float injuryLevel = 0.0f;
 
    const BodyData* const bt = chr.teamDef->bodyTemplate;
    for (int i = 0; i < bt->numBodyParts(); ++i) {
        const float woundLevel = chr.wounds.treatmentLevel[i];
        if (woundLevel * 0.5f >= bt->woundThreshold(i) * chr.maxHP)
            injuryLevel += woundLevel / chr.maxHP;
    }
 
    return injuryLevel;
}
 
bool HOS_NeedsHealing (const character_t& chr)
{
    return HOS_GetInjuryLevel(chr) > 0.0001f || chr.HP < chr.maxHP;
}
 
#ifdef DEBUG
static void HOS_HealAll_f (void)
{
    if (cgi->Cmd_Argc() < 2) {
        cgi->Com_Printf("Usage: %s <baseIDX>\n", cgi->Cmd_Argv(0));
        return;
    }
    base_t* base = B_GetBaseByIDX(atoi(cgi->Cmd_Argv(1)));
    if (!base) {
        cgi->Com_Printf("Invalid base idx\n");
        return;
    }
 
    for (int type = 0; type < MAX_EMPL; type++) {
        E_Foreach(type, employee) {
            if (!employee->isHiredInBase(base))
                continue;
            employee->chr.HP = employee->chr.maxHP;
        }
    }
}

static void HOS_HurtAll_f (void)
{
    if (cgi->Cmd_Argc() < 2) {
        cgi->Com_Printf("Usage: %s <baseIDX> [amount]\n", cgi->Cmd_Argv(0));
        return;
    }
    base_t* base = B_GetBaseByIDX(atoi(cgi->Cmd_Argv(1)));
    if (!base) {
        cgi->Com_Printf("Invalid base idx\n");
        return;
    }
 
    int amount;
    if (cgi->Cmd_Argc() >= 3)
        amount = atoi(cgi->Cmd_Argv(1));
    else
        amount = 1;
 
    for (int type = 0; type < MAX_EMPL; type++) {
        E_Foreach(type, employee) {
            /* only those employees, that are in the current base */
            if (!employee->isHiredInBase(base))
                continue;
            employee->chr.HP = std::max(0, employee->chr.HP - amount);
        }
    }
}
#endif

void HOS_InitStartup (void)
{
#ifdef DEBUG
    cgi->Cmd_AddCommand("debug_hosp_hurt_all", HOS_HurtAll_f, "Debug function to hurt all employees in the current base by one");
    cgi->Cmd_AddCommand("debug_hosp_heal_all", HOS_HealAll_f, "Debug function to heal all employees in the current base completely");
#endif
}

bool HOS_SaveXML (xmlNode_t* p)
{
    /* nothing to save here */
    return true;
}

bool HOS_LoadXML (xmlNode_t* p)
{
    return true;
}

bool HOS_HospitalAllowed (const base_t* base)
{
    return !B_IsUnderAttack(base) && B_GetBuildingStatus(base, B_HOSPITAL);
}