The open source repository for the action RPG game in development by Sig Productions titled 'Adventures in Lestoria'!
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338 lines
16 KiB
338 lines
16 KiB
#pragma region License
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/*
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License (OLC-3)
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~~~~~~~~~~~~~~~
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Copyright 2024 Joshua Sigona <sigonasr2@gmail.com>
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Redistribution and use in source and binary forms, with or without modification,
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are permitted provided that the following conditions are met:
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1. Redistributions or derivations of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions or derivative works in binary form must reproduce the above
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copyright notice. This list of conditions and the following disclaimer must be
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reproduced in the documentation and/or other materials provided with the distribution.
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3. Neither the name of the copyright holder nor the names of its contributors may
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be used to endorse or promote products derived from this software without specific
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prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
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SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
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TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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SUCH DAMAGE.
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Portions of this software are copyright © 2024 The FreeType
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Project (www.freetype.org). Please see LICENSE_FT.txt for more information.
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All rights reserved.
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*/
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#pragma endregion
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#pragma once
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#include "Animation.h"
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#include "State.h"
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#include "Buff.h"
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#include "olcUTIL_Animate2D.h"
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#include "DEFINES.h"
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#include "Attributable.h"
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#include "safemap.h"
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#include "Pathfinding.h"
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#include "GameEvent.h"
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#include "TMXParser.h"
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#include "MonsterData.h"
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#include "Direction.h"
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INCLUDE_ITEM_DATA
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INCLUDE_MONSTER_DATA
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struct DamageNumber;
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class AiL;
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enum class Attribute;
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class GameEvent;
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enum class TrueDamageFlag{
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NORMAL_DAMAGE,
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IGNORE_DAMAGE_RULES, //Deals true damage, ignoring established invulnerability/iframe rules. Will never miss and will not have its damage modified by any buffs/stats.
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};
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namespace MonsterTests{
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class MonsterTest;
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};
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class DeathSpawnInfo{
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std::string monsterSpawnName;
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uint8_t spawnAmt;
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vf2d spawnLocOffset;
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public:
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DeathSpawnInfo(const std::string_view monsterName,const uint8_t spawnAmt,const vf2d spawnOffset={});
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void Spawn(const vf2d monsterDeathPos,const bool onUpperLevel);
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};
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class Monster:IAttributable{
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friend struct STRATEGY;
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friend class AiL;
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friend class InventoryCreator;
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friend class DeathSpawnInfo;
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friend class MonsterTests::MonsterTest;
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public:
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Monster()=delete;
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Monster(vf2d pos,MonsterData data,bool upperLevel=false,bool bossMob=false);
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const vf2d&GetPos()const;
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const int GetHealth()const;
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const int GetMaxHealth()const;
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int GetAttack();
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//This function returns the multiplier for the movespd from the base spd. So 100 movespd is 1.0.
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float GetMoveSpdMult();
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//Obtains the size multiplier (from 0.f-1.f).
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float GetSizeMult()const;
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Animate2D::Frame GetFrame()const;
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const std::optional<const Animate2D::Frame>GetMountedFrame()const;
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bool Update(float fElapsedTime);
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//Returns true when damage is actually dealt. Provide whether or not the attack is on the upper level or not. Monsters must be on the same level to get hit by it. (there is a death check and level check here.)
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//If you need to hurt multiple enemies try AiL::HurtEnemies()
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bool Hurt(int damage,bool onUpperLevel,float z);
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const bool IsAlive()const;
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const vf2d&GetTargetPos()const;
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Direction GetFacingDirection()const;
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//Will make the monster face in the correct direction relative to a given target point to look at.
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void UpdateFacingDirection(vf2d facingTargetPoint);
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void UpdateFacingDirection(Direction newFacingDir);
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void Draw()const;
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void DrawReflection(float drawRatioX,float multiplierX);
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void Collision(Player*p);
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void Collision(Monster&p);
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void Collision();
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void SetVelocity(vf2d vel);
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//Returns false if the monster could not be moved to the requested location due to collision.
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bool SetPos(vf2d pos);
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//Returns false if the monster could not be moved to the requested location due to collision.
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bool SetX(float x);
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//Returns false if the monster could not be moved to the requested location due to collision.
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bool SetY(float y);
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void PerformJumpAnimation();
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void PerformShootAnimation();
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void PerformIdleAnimation();
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void PerformJumpAnimation(const Direction facingDir);
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void PerformShootAnimation(const Direction facingDir);
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void PerformIdleAnimation(const Direction facingDir);
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void PerformNPCDownAnimation();
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void PerformNPCUpAnimation();
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void PerformNPCLeftAnimation();
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void PerformNPCRightAnimation();
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void PerformAnimation(const std::string_view animationName);
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void PerformAnimation(const std::string_view animationName,const Direction facingDir);
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const Animate2D::FrameSequence&GetCurrentAnimation()const;
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const Animate2D::FrameSequence&GetAnimation(const std::string_view animationName)const;
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const bool OnUpperLevel()const;
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void Moved();
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//Returns false if a path could not be found.
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bool StartPathfinding(float pathingTime);
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void PathAroundBehavior(float fElapsedTime);
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void AddBuff(BuffType type,float duration,float intensity);
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//NOTE: If adding a % increase stat, please use the percentage version! 100% = 1!!
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void AddBuff(BuffType type,float duration,float intensity,std::set<ItemAttribute>attr);
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//NOTE: If adding a % increase stat, please use the percentage version! 100% = 1!!
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void AddBuff(BuffType type,float duration,float intensity,std::set<std::string>attr);
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std::vector<Buff>GetBuffs(BuffType buff)const;
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//Removes all buffs of a given type.
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void RemoveBuff(BuffType type);
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State::State GetState();
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void SetState(State::State newState);
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static void InitializeStrategies();
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const bool HasIframes()const;
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void ApplyIframes(const float iframeTime);
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//NOTE: Will directly override the iframe timer for the player, as opposed to _ApplyIframes which actually keeps the longest current iframe time.
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void _SetIframes(const float iframeTime);
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const float GetZ()const;
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void SetZ(float z);
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const std::function<void(Monster&,float,std::string)>&GetStrategy()const;
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void SetSize(float newSize,bool immediate=true);
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geom2d::circle<float>BulletCollisionHitbox();
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void SetStrategyDrawFunction(std::function<void(AiL*,Monster&,const std::string&)>func);
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void SetStrategyDrawOverlayFunction(std::function<void(AiL*,Monster&,const std::string&)>func);
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std::function<void(AiL*,Monster&,const std::string&)>strategyDraw=[](AiL*pge,Monster&m,const std::string&strategy){};
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std::function<void(AiL*,Monster&,const std::string&)>strategyDrawOverlay=[](AiL*pge,Monster&m,const std::string&strategy){};
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const ItemAttributable&GetStats()const;
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const EventName&GetHurtSound();
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const EventName&GetDeathSound();
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const EventName&GetWalkSound();
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void Knockback(const vf2d&vel);
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void ProximityKnockback(const vf2d centerPoint,const float knockbackFactor);
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//Knockup the player for duration amount of seconds.
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void Knockup(float duration);
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const bool AttackAvoided(const float attackZ)const;
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const std::string&GetName()const;
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//Rotates this enemy's sprite towards a given location. Also flips it to face the correct direction.
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void RotateTowardsPos(const vf2d&targetPos);
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const float GetDamageReductionFromBuffs()const;
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const float GetCollisionDamage()const;
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const bool IsNPC()const;
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const bool HasLineOfSight(vf2d targetPos)const;
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const float GetDistanceFrom(vf2d target)const;
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const Direction GetFacingDirectionToTarget(vf2d target)const;
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const bool HasFourWaySprites()const;
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const bool HasMountedMonster()const;
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const bool IgnoresTerrainCollision()const;
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const float TimeSpentAlive()const;
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const bool Immovable()const;
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const bool IsSolid()const;
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const bool Invulnerable()const;
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//If an object has a lifetime set, returns it.
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const std::optional<float>GetLifetime()const;
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const std::optional<float>GetTotalLifetime()const;
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//If an object has a collision radius, returns it.
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const float GetCollisionRadius()const;
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const bool IsDead()const;
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const std::string_view GetDisplayName()const;
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const bool HasArrowIndicator()const;
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const bool ReachedTargetPos(const float maxDistanceFromTarget=4.f)const;
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const float GetHealthRatio()const;
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void _DealTrueDamage(const uint32_t damageAmt);
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void Heal(const int healAmt);
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const float GetModdedStatBonuses(std::string_view stat)const;
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//The collision rectangle is only used currently for determining the safe spots for the stone golem boss fight.
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const std::optional<geom2d::rect<float>>&GetRectangleCollision()const;
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private:
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//NOTE: Marking a monster for deletion does not trigger any death events. It just simply removes the monster from the field!!
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// The way this works is that monsters marked for deletion will cause the monster update loop to detect there's at least one or more monsters that must be deleted and will call erase_if on the list at the end of the iteration loop.
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void MarkForDeletion();
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std::string name;
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vf2d pos;
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vf2d vel={0,0};
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float friction=400;
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vf2d target{};
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float targetAcquireTimer=0;
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vf2d spawnPos;
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int hp;
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ItemAttributable stats;
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float size;
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float attackCooldownTimer=0;
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float queueShotTimer=0;
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float z=0;
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float iframe_timer=0;
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Direction facingDirection=Direction::WEST;
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std::string strategy;
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State::State state=State::NORMAL;
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std::string overlaySprite="";
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uint8_t overlaySpriteTransparency=0U;
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Animate2D::Animation<std::string>animation;
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Animate2D::AnimationState internal_animState;
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std::optional<Animate2D::Animation<std::string>>mounted_animation;
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std::optional<Animate2D::AnimationState>internal_mounted_animState;
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float randomFrameOffset=0.f;
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float deathTimer=0.f;
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float monsterHurtSoundCooldown=0.f;
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float monsterWalkSoundTimer;
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std::vector<Buff>buffList;
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std::string GetDeathAnimationName();
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float lastHitPlayer=0.0f;
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bool canMove=true; //Set to false when stuck due to collisions.
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bool upperLevel=false;
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vf2d pathTarget={};
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Pathfinding::sSpline path;
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float pathIndex=0;
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float lastHitTimer=0;
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float spriteRot=0;
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std::shared_ptr<DamageNumber>damageNumberPtr;
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int phase=0;
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bool diesNormally=true; //If set to false, the monster death is handled in a special way. Set it to true when it's time to die.
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float targetSize=0;
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bool isBoss=false;
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void OnDeath();
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bool hasStrategyDeathFunction=false;
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NPCData npcData;
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float lastPathfindingCooldown=0.f;
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std::function<bool(GameEvent&,Monster&,const std::string&)>strategyDeathFunc{};
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void SetStrategyDeathFunction(std::function<bool(GameEvent&,Monster&,const std::string&)>func);
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//If you are trying to change a Get() stat, use the STAT_UP buff (and the optional argument) to supply an attribute you want to apply.
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const ItemAttribute&GetBonusStat(std::string_view attr)const;
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//Returns false if the monster could not be moved to the requested location due to collision.
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//If monsterInvoked is true, this means the monster was the one that instantiated this input, and it's not an extra movement done via collision.
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//Set monsterInvoked to false when you don't want a movement loop due to collisions.
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//Typical usage is monsterInvoked is true on first call, and monsterInvoked is false on all subsequent chained calls.
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bool _SetX(float x,const bool monsterInvoked=true);
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//Returns false if the monster could not be moved to the requested location due to collision.
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//If monsterInvoked is true, this means the monster was the one that instantiated this input, and it's not an extra movement done via collision.
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//Set monsterInvoked to false when you don't want a movement loop due to collisions.
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//Typical usage is monsterInvoked is true on first call, and monsterInvoked is false on all subsequent chained calls.
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bool _SetY(float y,const bool monsterInvoked=true);
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float knockUpTimer=0.f;
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float totalKnockupTime=0.f;
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float knockUpZAmt=0.f;
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//Spawns the drops a monster would drop as if they were defeated. Returns what items were dropped and their amounts.
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std::map<ItemInfo*,uint16_t>SpawnDrops();
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float prevFacingDirectionAngle=PI; //Keeps track of the angle of the previous target to ensure four-way sprite facing changes don't happen too early or spastically.
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float lastFacingDirectionChange=0.f; //How much time has passed since the last facing direction change. Used to ensure another facing direction change doesn't happen too quickly. Probably allowing one every quarter second is good enough.
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std::vector<DeathSpawnInfo>deathData; //Data that contains further actions and information when this monster dies. Mostly used to spawn sub-monsters from a defeated monster.
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vf2d mountedSprOffset{};
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float timeSpentAlive{0.f};
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std::optional<float>lifetime{};
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float fadeTimer{0.f};
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bool markedForDeletion{false}; //DO NOT MODIFY DIRECTLY. Use MarkForDeletion() if this monster needs to be marked. NOTE: Marking a monster for deletion does not trigger any death events. It just simply removes the monster from the field!!
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float solidFadeTimer{0.f};
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bool _Hurt(int damage,bool onUpperLevel,float z,const TrueDamageFlag damageRule);
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private:
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struct STRATEGY{
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static std::string ERR;
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static int _GetInt(Monster&m,std::string param,std::string strategy,int index=0);
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static float _GetFloat(Monster&m,std::string param,std::string strategy,int index=0);
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static Pixel _GetPixel(Monster&m,std::string param,std::string strategy,int index=0);
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//Converts unit distances to pixels. (Every 100 units = 24 pixels)
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static float _GetPixels(Monster&m,std::string param,std::string strategy,int index=0);
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static vf2d _GetVec(Monster&m,std::string param,std::string strategy,int index=0);
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static const std::string&_GetString(Monster&m,std::string param,std::string strategy,int index=0);
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static const datafile&_Get(Monster&m,std::string param,std::string strategy);
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static void RUN_STRATEGY(Monster&m,float fElapsedTime);
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static void RUN_TOWARDS(Monster&m,float fElapsedTime,std::string strategy);
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static void SHOOT_AFAR(Monster&m,float fElapsedTime,std::string strategy);
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static void TURRET(Monster&m,float fElapsedTime,std::string strategy);
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static void SLIMEKING(Monster&m,float fElapsedTime,std::string strategy);
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static void RUN_AWAY(Monster&m,float fElapsedTime,std::string strategy);
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static void FROG(Monster&m,float fElapsedTime,std::string strategy);
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static void WOLF(Monster&m,float fElapsedTime,std::string strategy);
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static void BEAR(Monster&m,float fElapsedTime,std::string strategy);
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static void URSULE(Monster&m,float fElapsedTime,std::string strategy);
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static void NPC(Monster&m,float fElapsedTime,std::string strategy);
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static void BOAR(Monster&m,float fElapsedTime,std::string strategy);
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static void GOBLIN_DAGGER(Monster&m,float fElapsedTime,std::string strategy);
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static void GOBLIN_BOW(Monster&m,float fElapsedTime,std::string strategy);
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static void GOBLIN_BOAR_RIDER(Monster&m,float fElapsedTime,std::string strategy);
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static void GOBLIN_BOMB(Monster&m,float fElapsedTime,std::string strategy);
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static void HAWK(Monster&m,float fElapsedTime,std::string strategy);
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static void STONE_ELEMENTAL(Monster&m,float fElapsedTime,std::string strategy);
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static void ZEPHY(Monster&m,float fElapsedTime,std::string strategy);
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static void MAJOR_HAWK(Monster&m,float fElapsedTime,std::string strategy);
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static void DONOTHING(Monster&m,float fElapsedTime,std::string strategy);
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static void STONE_GOLEM(Monster&m,float fElapsedTime,std::string strategy);
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static void BREAKING_PILLAR(Monster&m,float fElapsedTime,std::string strategy);
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};
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bool bumpedIntoTerrain=false; //Gets set to true before a strategy executes if the monster runs into some terrain on this frame.
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bool attackedByPlayer=false; //Gets set to true before a strategy executes if the monster has been attacked by the player.
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};
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struct MonsterSpawner{
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private:
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vf2d pos;
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vf2d range;
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std::vector<std::pair<std::string,vf2d>>monsters;
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bool triggered=false;
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bool upperLevel=false;
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std::string bossNameDisplay="";
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public:
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MonsterSpawner();
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//For the monster list, the second pair item is the position relative to the spawner to spawn the monster.
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MonsterSpawner(vf2d pos,vf2d range,std::vector<std::pair<std::string,vf2d>>MONSTER_LIST,bool upperLevel=false,std::string bossNameDisplay="");
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bool SpawnTriggered();
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vf2d GetRange();
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vf2d GetPos();
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bool DoesUpperLevelSpawning();
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void SetTriggered(bool trigger,bool spawnMonsters=true);
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}; |