halflife-photomode/dlls/monsters.h

/***
*
*	Copyright (c) 1996-2001, Valve LLC. All rights reserved.
*	
*	This product contains software technology licensed from Id 
*	Software, Inc. ("Id Technology").  Id Technology (c) 1996 Id Software, Inc. 
*	All Rights Reserved.
*
*   This source code contains proprietary and confidential information of
*   Valve LLC and its suppliers.  Access to this code is restricted to
*   persons who have executed a written SDK license with Valve.  Any access,
*   use or distribution of this code by or to any unlicensed person is illegal.
*
****/

#pragma once

#include "skill.h"

/*

===== monsters.h ========================================================

  Header file for monster-related utility code

*/

// CHECKLOCALMOVE result types
#define LOCALMOVE_INVALID 0					 // move is not possible
#define LOCALMOVE_INVALID_DONT_TRIANGULATE 1 // move is not possible, don't try to triangulate
#define LOCALMOVE_VALID 2					 // move is possible

// Hit Group standards
#define HITGROUP_GENERIC 0
#define HITGROUP_HEAD 1
#define HITGROUP_CHEST 2
#define HITGROUP_STOMACH 3
#define HITGROUP_LEFTARM 4
#define HITGROUP_RIGHTARM 5
#define HITGROUP_LEFTLEG 6
#define HITGROUP_RIGHTLEG 7


// Monster Spawnflags
#define SF_MONSTER_WAIT_TILL_SEEN 1 // spawnflag that makes monsters wait until player can see them before attacking.
#define SF_MONSTER_GAG 2			// no idle noises from this monster
#define SF_MONSTER_HITMONSTERCLIP 4
//										8
#define SF_MONSTER_PRISONER 16 // monster won't attack anyone, no one will attacke him.
//										32
//										64
#define SF_MONSTER_WAIT_FOR_SCRIPT 128 //spawnflag that makes monsters wait to check for attacking until the script is done or they've been attacked
#define SF_MONSTER_PREDISASTER 256	   //this is a predisaster scientist or barney. Influences how they speak.
#define SF_MONSTER_FADECORPSE 512	   // Fade out corpse after death
#define SF_MONSTER_FALL_TO_GROUND 0x80000000

// specialty spawnflags
#define SF_MONSTER_TURRET_AUTOACTIVATE 32
#define SF_MONSTER_TURRET_STARTINACTIVE 64
#define SF_MONSTER_WAIT_UNTIL_PROVOKED 64 // don't attack the player unless provoked



// MoveToOrigin stuff
#define MOVE_START_TURN_DIST 64 // when this far away from moveGoal, start turning to face next goal
#define MOVE_STUCK_DIST 32		// if a monster can't step this far, it is stuck.


// MoveToOrigin stuff
#define MOVE_NORMAL 0 // normal move in the direction monster is facing
#define MOVE_STRAFE 1 // moves in direction specified, no matter which way monster is facing

inline DLL_GLOBAL Vector g_vecAttackDir;

/**
*	@brief Set in combat.cpp.  Used to pass the damage inflictor for death messages.
*	Better solution:  Add as parameter to all Killed() functions.
*/
inline entvars_t* g_pevLastInflictor = nullptr;
inline DLL_GLOBAL bool g_fDrawLines = false;

// spawn flags 256 and above are already taken by the engine
extern void UTIL_MoveToOrigin(edict_t* pent, const Vector& vecGoal, float flDist, int iMoveType);

Vector VecCheckToss(entvars_t* pev, const Vector& vecSpot1, Vector vecSpot2, float flGravityAdj = 1.0);
Vector VecCheckThrow(entvars_t* pev, const Vector& vecSpot1, Vector vecSpot2, float flSpeed, float flGravityAdj = 1.0);
extern void EjectBrass(const Vector& vecOrigin, const Vector& vecVelocity, float rotation, int model, int soundtype);
extern void ExplodeModel(const Vector& vecOrigin, float speed, int model, int count);
extern bool IsFacing(entvars_t* pevTest, const Vector& reference);

bool FBoxVisible(entvars_t* pevLooker, entvars_t* pevTarget);
bool FBoxVisible(entvars_t* pevLooker, entvars_t* pevTarget, Vector& vecTargetOrigin, float flSize = 0.0);

// monster to monster relationship types
#define R_AL -2 // (ALLY) pals. Good alternative to R_NO when applicable.
#define R_FR -1 // (FEAR)will run
#define R_NO 0	// (NO RELATIONSHIP) disregard
#define R_DL 1	// (DISLIKE) will attack
#define R_HT 2	// (HATE)will attack this character instead of any visible DISLIKEd characters
#define R_NM 3	// (NEMESIS)  A monster Will ALWAYS attack its nemsis, no matter what


// these bits represent the monster's memory
#define MEMORY_CLEAR 0
#define bits_MEMORY_PROVOKED (1 << 0)	   // right now only used for houndeyes.
#define bits_MEMORY_INCOVER (1 << 1)	   // monster knows it is in a covered position.
#define bits_MEMORY_SUSPICIOUS (1 << 2)	   // Ally is suspicious of the player, and will move to provoked more easily
#define bits_MEMORY_PATH_FINISHED (1 << 3) // Finished monster path (just used by big momma for now)
#define bits_MEMORY_ON_PATH (1 << 4)	   // Moving on a path
#define bits_MEMORY_MOVE_FAILED (1 << 5)   // Movement has already failed
#define bits_MEMORY_FLINCHED (1 << 6)	   // Has already flinched
#define bits_MEMORY_KILLED (1 << 7)		   // HACKHACK -- remember that I've already called my Killed()
#define bits_MEMORY_CUSTOM4 (1 << 28)	   // Monster-specific memory
#define bits_MEMORY_CUSTOM3 (1 << 29)	   // Monster-specific memory
#define bits_MEMORY_CUSTOM2 (1 << 30)	   // Monster-specific memory
#define bits_MEMORY_CUSTOM1 (1 << 31)	   // Monster-specific memory

// trigger conditions for scripted AI
// these MUST match the CHOICES interface in halflife.fgd for the base monster
enum
{
	AITRIGGER_NONE = 0,
	AITRIGGER_SEEPLAYER_ANGRY_AT_PLAYER,
	AITRIGGER_TAKEDAMAGE,
	AITRIGGER_HALFHEALTH,
	AITRIGGER_DEATH,
	AITRIGGER_SQUADMEMBERDIE,
	AITRIGGER_SQUADLEADERDIE,
	AITRIGGER_HEARWORLD,
	AITRIGGER_HEARPLAYER,
	AITRIGGER_HEARCOMBAT,
	AITRIGGER_SEEPLAYER_UNCONDITIONAL,
	AITRIGGER_SEEPLAYER_NOT_IN_COMBAT,
};
/*
		0 : "No Trigger"
		1 : "See Player"
		2 : "Take Damage"
		3 : "50% Health Remaining"
		4 : "Death"
		5 : "Squad Member Dead"
		6 : "Squad Leader Dead"
		7 : "Hear World"
		8 : "Hear Player"
		9 : "Hear Combat"
*/

//
// A gib is a chunk of a body, or a piece of wood/metal/rocks/etc.
//
class CGib : public CBaseEntity
{
public:
	void Spawn(const char* szGibModel);
	void EXPORT BounceGibTouch(CBaseEntity* pOther);
	void EXPORT StickyGibTouch(CBaseEntity* pOther);
	void EXPORT WaitTillLand();
	void LimitVelocity();

	int ObjectCaps() override { return (CBaseEntity::ObjectCaps() & ~FCAP_ACROSS_TRANSITION) | FCAP_DONT_SAVE; }
	static void SpawnHeadGib(entvars_t* pevVictim);
	static void SpawnRandomGibs(entvars_t* pevVictim, int cGibs, bool human);
	static void SpawnStickyGibs(entvars_t* pevVictim, Vector vecOrigin, int cGibs);

	int m_bloodColor;
	int m_cBloodDecals;
	int m_material;
	float m_lifeTime;
};


#define CUSTOM_SCHEDULES                                     \
	virtual Schedule_t* ScheduleFromName(const char* pName); \
	static Schedule_t* m_scheduleList[];

#define DEFINE_CUSTOM_SCHEDULES(derivedClass) \
	Schedule_t* derivedClass::m_scheduleList[] =

#define IMPLEMENT_CUSTOM_SCHEDULES(derivedClass, baseClass)                                       \
	Schedule_t* derivedClass::ScheduleFromName(const char* pName)                                 \
	{                                                                                             \
		Schedule_t* pSchedule = ScheduleInList(pName, m_scheduleList, ARRAYSIZE(m_scheduleList)); \
		if (!pSchedule)                                                                           \
			return baseClass::ScheduleFromName(pName);                                            \
		return pSchedule;                                                                         \
	}