The open source repository for the action RPG game in development by Sig Productions titled 'Adventures in Lestoria'!
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424 lines
13 KiB
424 lines
13 KiB
#include "Monster.h"
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#include "DamageNumber.h"
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#include "Crawler.h"
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#include "Bullet.h"
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#include "BulletTypes.h"
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#include "DEFINES.h"
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INCLUDE_ANIMATION_DATA
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INCLUDE_MONSTER_DATA
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INCLUDE_MONSTER_LIST
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INCLUDE_DAMAGENUMBER_LIST
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INCLUDE_game
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INCLUDE_BULLET_LIST
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Monster::Monster(vf2d pos,MonsterData data,bool upperLevel):
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pos(pos),hp(data.GetHealth()),maxhp(data.GetHealth()),atk(data.GetAttack()),moveSpd(data.GetMoveSpdMult()),size(data.GetSizeMult()),strategy(data.GetAIStrategy()),type(data.GetType()),upperLevel(upperLevel){
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bool firstAnimation=true;
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for(AnimationState&anim:data.GetAnimations()){
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animation.AddState(anim,ANIMATION_DATA[anim]);
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if(firstAnimation){
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animation.ChangeState(internal_animState,anim);
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firstAnimation=false;
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}
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}
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randomFrameOffset=(rand()%1000)/1000.f;
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}
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vf2d&Monster::GetPos(){
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return pos;
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}
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int Monster::GetHealth(){
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return hp;
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}
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int Monster::GetAttack(){
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float mod_atk=atk;
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for(Buff&b:GetBuffs(ATTACK_UP)){
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mod_atk+=atk*b.intensity;
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}
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return int(mod_atk);
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}
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float Monster::GetMoveSpdMult(){
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float mod_moveSpd=moveSpd;
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for(Buff&b:GetBuffs(SLOWDOWN)){
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mod_moveSpd-=moveSpd*b.intensity;
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}
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return mod_moveSpd;
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}
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float Monster::GetSizeMult(){
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return size;
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}
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Animate2D::Frame Monster::GetFrame(){
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return animation.GetFrame(internal_animState);
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}
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void Monster::UpdateAnimation(AnimationState state){
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animation.ChangeState(internal_animState,state);
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}
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void Monster::PerformJumpAnimation(){
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animation.ChangeState(internal_animState,MONSTER_DATA[type].GetJumpAnimation());
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}
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void Monster::PerformShootAnimation(){
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animation.ChangeState(internal_animState,MONSTER_DATA[type].GetShootAnimation());
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}
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bool Monster::SetX(float x){
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vf2d newPos={x,pos.y};
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vi2d tilePos=vi2d(newPos/24)*24;
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geom2d::rect<int>collisionRect=game->GetTileCollision(game->GetCurrentLevel(),newPos,upperLevel);
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if(collisionRect.pos==vi2d{0,0}&&collisionRect.size==vi2d{1,1}){
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pos.x=std::clamp(x,12.f*GetSizeMult(),float(game->WORLD_SIZE.x*24-12*GetSizeMult()));
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Moved();
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return true;
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} else {
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geom2d::rect<float>collision={collisionRect.pos,collisionRect.size};
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collision.pos+=tilePos;
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if(!geom2d::overlaps(newPos,collision)){
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pos.x=std::clamp(x,12.f*GetSizeMult(),float(game->WORLD_SIZE.x*24-12*GetSizeMult()));
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Moved();
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return true;
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}
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}
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return false;
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}
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bool Monster::SetY(float y){
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vf2d newPos={pos.x,y};
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vi2d tilePos=vi2d(newPos/24)*24;
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geom2d::rect<int>collisionRect=game->GetTileCollision(game->GetCurrentLevel(),newPos,upperLevel);
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if(collisionRect.pos==vi2d{0,0}&&collisionRect.size==vi2d{1,1}){
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pos.y=std::clamp(y,12.f*GetSizeMult(),float(game->WORLD_SIZE.y*24-12*GetSizeMult()));
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Moved();
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return true;
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} else {
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geom2d::rect<float>collision={collisionRect.pos,collisionRect.size};
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collision.pos+=tilePos;
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if(!geom2d::overlaps(newPos,collision)){
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pos.y=std::clamp(y,12.f*GetSizeMult(),float(game->WORLD_SIZE.y*24-12*GetSizeMult()));
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Moved();
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return true;
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}
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}
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return false;
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}
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bool Monster::Update(float fElapsedTime){
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if(IsAlive()){
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for(std::vector<Buff>::iterator it=buffList.begin();it!=buffList.end();++it){
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Buff&b=*it;
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b.duration-=fElapsedTime;
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if(b.duration<=0){
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it=buffList.erase(it);
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if(it==buffList.end())break;
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}
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}
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for(Monster&m:MONSTER_LIST){
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if(&m==this)continue;
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if(OnUpperLevel()==m.OnUpperLevel()&&geom2d::overlaps(geom2d::circle(pos,12*size/2),geom2d::circle(m.GetPos(),12*m.GetSizeMult()/2))){
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m.Collision(*this);
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geom2d::line line(pos,m.GetPos());
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float dist = line.length();
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m.SetPosition(line.rpoint(dist*1.1));
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if(m.IsAlive()){
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vel=line.vector().norm()*-128;
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}
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}
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}
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if(!game->GetPlayer()->HasIframes()&&game->GetPlayer()->OnUpperLevel()==OnUpperLevel()&&geom2d::overlaps(geom2d::circle(pos,12*size/2),geom2d::circle(game->GetPlayer()->GetPos(),12*game->GetPlayer()->GetSizeMult()/2))){
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geom2d::line line(pos,game->GetPlayer()->GetPos());
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float dist = line.length();
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SetPosition(line.rpoint(-0.1));
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vel=line.vector().norm()*-128;
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}
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if(state==NORMAL){
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if(game->GetPlayer()->GetX()>pos.x){
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facingDirection=RIGHT;
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} else {
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facingDirection=LEFT;
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}
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}
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switch(strategy){
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case RUN_TOWARDS:{
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targetAcquireTimer=std::max(0.f,targetAcquireTimer-fElapsedTime);
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if(targetAcquireTimer==0){
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targetAcquireTimer=3;
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target=geom2d::line(pos,game->GetPlayer()->GetPos()).upoint(1.2);
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state=MOVE_TOWARDS;
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hasHitPlayer=false;
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}
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switch(state){
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case MOVE_TOWARDS:{
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if(geom2d::line(pos,target).length()>100*fElapsedTime*GetMoveSpdMult()){
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vf2d newPos=pos+geom2d::line(pos,target).vector().norm()*100*fElapsedTime*GetMoveSpdMult();
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if(!SetX(newPos.x)||!SetY(newPos.y)){
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StartPathfinding(4);
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}
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PerformJumpAnimation();
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} else {
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state=NORMAL;//Revert state once we've finished moving towards target.
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UpdateAnimation(MONSTER_DATA[type].GetAnimations()[0]);
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}
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}break;
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case PATH_AROUND:{
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PathAroundBehavior(fElapsedTime);
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}break;
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default:{
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}
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}
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}break;
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case SHOOT_AFAR:{
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targetAcquireTimer=std::max(0.f,targetAcquireTimer-fElapsedTime);
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attackCooldownTimer=std::max(0.f,attackCooldownTimer-fElapsedTime);
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if(queueShotTimer>0){
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queueShotTimer-=fElapsedTime;
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if(queueShotTimer<0){
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queueShotTimer=0;
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{
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BULLET_LIST.push_back(std::make_unique<Bullet>(Bullet(pos + vf2d{ 0,-4 }, geom2d::line(pos + vf2d{ 0,-4 }, game->GetPlayer()->GetPos()).vector().norm() * 24 * 3.f, 2, GetAttack(),upperLevel,false, { 75 / 2,162 / 2,225 / 2 })));
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}
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}
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}
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geom2d::line line(pos,game->GetPlayer()->GetPos());
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if(targetAcquireTimer==0&&queueShotTimer==0){
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targetAcquireTimer=1;
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if(line.length()<24*6){
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target=line.upoint(-1.2);
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if(canMove){
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state=MOVE_AWAY;
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} else {
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state=NORMAL;
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}
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} else
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if(line.length()>24*7){
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target=line.upoint(1.2);
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state=MOVE_TOWARDS;
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} else {
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state=NORMAL;
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}
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}
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canMove=true;
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geom2d::line moveTowardsLine=geom2d::line(pos,target);
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bool pathfindingDecision=false;
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switch(state){
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case MOVE_TOWARDS:{
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if(moveTowardsLine.length()>1){
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vf2d newPos=pos+moveTowardsLine.vector().norm()*100*fElapsedTime*GetMoveSpdMult();
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bool movedX=SetX(newPos.x);
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bool movedY=SetY(newPos.y);
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pathfindingDecision=movedX|movedY;
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canMove=movedX&&movedY;
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}
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if(!pathfindingDecision){
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StartPathfinding(2.5);
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}else
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if(line.length()<=24*7){
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state=NORMAL;
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}
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if(moveTowardsLine.vector().x>0){
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facingDirection=RIGHT;
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} else {
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facingDirection=LEFT;
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}
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PerformJumpAnimation();
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}break;
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case MOVE_AWAY:{
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if(moveTowardsLine.length()>1){
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vf2d newPos=pos+moveTowardsLine.vector().norm()*100*fElapsedTime*GetMoveSpdMult();
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bool movedX=SetX(newPos.x);
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bool movedY=SetY(newPos.y);
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pathfindingDecision=movedX|movedY;
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canMove=movedX&&movedY;
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}
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if(!pathfindingDecision){
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StartPathfinding(2.5);
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}else
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if(line.length()>=24*6){
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state=NORMAL;
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}
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if(moveTowardsLine.vector().x>0){
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facingDirection=RIGHT;
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} else {
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facingDirection=LEFT;
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}
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PerformJumpAnimation();
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}break;
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case PATH_AROUND:{
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PathAroundBehavior(fElapsedTime);
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}break;
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default:{
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if(attackCooldownTimer==0){
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attackCooldownTimer=1;
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queueShotTimer=0.7;
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PerformShootAnimation();
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}
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}
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}
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}break;
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}
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if(vel.x>0){
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vel.x=std::max(0.f,vel.x-friction*fElapsedTime);
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} else {
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vel.x=std::min(0.f,vel.x+friction*fElapsedTime);
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}
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if(vel.y>0){
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vel.y=std::max(0.f,vel.y-friction*fElapsedTime);
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} else {
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vel.y=std::min(0.f,vel.y+friction*fElapsedTime);
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}
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if(vel!=vf2d{0,0}){
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SetX(pos.x+vel.x*fElapsedTime);
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SetY(pos.y+vel.y*fElapsedTime);
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}
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}
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if(hp<=0){
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deathTimer+=fElapsedTime;
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if(deathTimer>3){
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return false;
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}
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}
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animation.UpdateState(internal_animState,randomFrameOffset+fElapsedTime);
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randomFrameOffset=0;
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return true;
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}
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Key Monster::GetFacingDirection(){
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return facingDirection;
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}
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void Monster::Draw(){
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if(GetFacingDirection()==RIGHT){
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game->view.DrawPartialDecal((GetPos()+vf2d{float(GetFrame().GetSourceRect().size.x),0}*GetSizeMult())-vf2d{12,12}*GetSizeMult(),GetFrame().GetSourceImage()->Decal(),GetFrame().GetSourceRect().pos,GetFrame().GetSourceRect().size,vf2d(GetSizeMult()*-1,GetSizeMult()),GetBuffs(BuffType::SLOWDOWN).size()>0?Pixel{uint8_t(255*abs(sin(1.4*GetBuffs(BuffType::SLOWDOWN)[0].duration))),uint8_t(255*abs(sin(1.4*GetBuffs(BuffType::SLOWDOWN)[0].duration))),uint8_t(128+127*abs(sin(1.4*GetBuffs(BuffType::SLOWDOWN)[0].duration)))}:WHITE);
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} else {
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game->view.DrawPartialDecal(GetPos()-vf2d{12,12}*GetSizeMult(),GetFrame().GetSourceImage()->Decal(),GetFrame().GetSourceRect().pos,GetFrame().GetSourceRect().size,vf2d(GetSizeMult(),GetSizeMult()),GetBuffs(BuffType::SLOWDOWN).size()>0?Pixel{uint8_t(255*abs(sin(1.4*GetBuffs(BuffType::SLOWDOWN)[0].duration))),uint8_t(255*abs(sin(1.4*GetBuffs(BuffType::SLOWDOWN)[0].duration))),uint8_t(128+127*abs(sin(1.4*GetBuffs(BuffType::SLOWDOWN)[0].duration)))}:WHITE);
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}
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}
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void Monster::Collision(Player*p){
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if(MONSTER_DATA[type].GetCollisionDmg()>0&&!hasHitPlayer){
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hasHitPlayer=true;
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p->Hurt(MONSTER_DATA[type].GetCollisionDmg(),OnUpperLevel());
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}
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Collision();
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}
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void Monster::Collision(Monster&m){
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Collision();
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}
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void Monster::Collision(){
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if(strategy==RUN_TOWARDS&&state==MOVE_TOWARDS){
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state=NORMAL;
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}
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}
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void Monster::SetVelocity(vf2d vel){
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this->vel=vel;
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}
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bool Monster::SetPosition(vf2d pos){
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bool resultX=SetX(pos.x);
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bool resultY=SetY(pos.y);
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if(resultY&&!resultX){
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resultX=SetX(pos.x);
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}
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return resultX|resultY;
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}
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void Monster::Moved(){
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ZoneData&zoneData=game->GetZoneData(game->GetCurrentLevel());
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for(geom2d::rect<int>&upperLevelZone:zoneData["UpperZone"]){
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if(geom2d::overlaps(upperLevelZone,pos)){
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upperLevel=true;
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}
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}
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for(geom2d::rect<int>&lowerLevelZone:zoneData["LowerZone"]){
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if(geom2d::overlaps(lowerLevelZone,pos)){
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upperLevel=false;
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}
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}
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}
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AnimationState Monster::GetDeathAnimationName(){
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return MONSTER_DATA[type].GetDeathAnimation();
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}
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bool Monster::Hurt(int damage,bool onUpperLevel){
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if(hp<=0||onUpperLevel!=OnUpperLevel()) return false;
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float mod_dmg=damage;
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for(Buff&b:GetBuffs(BuffType::DAMAGE_REDUCTION)){
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mod_dmg-=damage*b.intensity;
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}
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hp=std::max(0,hp-int(mod_dmg));
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DAMAGENUMBER_LIST.push_back(DamageNumber(pos,int(mod_dmg)));
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if(hp<=0){
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animation.ChangeState(internal_animState,GetDeathAnimationName());
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}
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return true;
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}
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bool Monster::IsAlive(){
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return hp>0;
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}
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vf2d&Monster::GetTargetPos(){
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return target;
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}
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MonsterSpawner::MonsterSpawner(){}
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MonsterSpawner::MonsterSpawner(vf2d pos,vf2d range,std::vector<std::pair<MonsterName,vf2d>>monsters,bool upperLevel):
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pos(pos),range(range),monsters(monsters),upperLevel(upperLevel){
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}
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bool MonsterSpawner::SpawnTriggered(){
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return triggered;
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}
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vf2d MonsterSpawner::GetRange(){
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return range;
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}
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vf2d MonsterSpawner::GetPos(){
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return pos;
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}
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void MonsterSpawner::SetTriggered(bool trigger,bool spawnMonsters){
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triggered=trigger;
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if(spawnMonsters){
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for(std::pair<MonsterName,vf2d>&monsterInfo:monsters){
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MONSTER_LIST.push_back(Monster(pos+monsterInfo.second,MONSTER_DATA[monsterInfo.first],DoesUpperLevelSpawning()));
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}
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}
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}
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bool MonsterSpawner::DoesUpperLevelSpawning(){
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return upperLevel;
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}
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bool Monster::OnUpperLevel(){
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return upperLevel;
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}
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void Monster::AddBuff(BuffType type,float duration,float intensity){
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buffList.push_back(Buff{type,duration,intensity});
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}
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void Monster::StartPathfinding(float pathingTime){
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state=State::PATH_AROUND;
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path=game->pathfinder.Solve_AStar(pos,target,12,OnUpperLevel());
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if(path.size()>0){
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pathIndex=0;
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//We gives this mob 5 seconds to figure out a path to the target.
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targetAcquireTimer=pathingTime;
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}
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}
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void Monster::PathAroundBehavior(float fElapsedTime){
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if(path.size()>0){
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//Move towards the new path.
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geom2d::line moveTowardsLine=geom2d::line(pos,path[pathIndex]*24);
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if(moveTowardsLine.length()>2){
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SetPosition(pos+moveTowardsLine.vector().norm()*100*fElapsedTime*GetMoveSpdMult());
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if(moveTowardsLine.vector().x>0){
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facingDirection=RIGHT;
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} else {
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facingDirection=LEFT;
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}
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}else{
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if(pathIndex+1>=path.size()){
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//We have reached the end of the path!
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targetAcquireTimer=0;
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}else{
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pathIndex++;
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}
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}
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} else {
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//We actually can't do anything so just quit.
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targetAcquireTimer=0;
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}
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}
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std::vector<Buff>Monster::GetBuffs(BuffType buff){
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std::vector<Buff>filteredBuffs;
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std::copy_if(buffList.begin(),buffList.end(),std::back_inserter(filteredBuffs),[buff](Buff&b){return b.type==buff;});
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return filteredBuffs;
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} |