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4jcraft/Minecraft.World/Entities/Mobs/EnderDragon.cpp
Tropical 3d3fa566c7 TU19: merge Minecraft.World/Entities
2026-03-21 16:29:02 -05:00

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#include "../../Platform/stdafx.h"
#include "../../Headers/net.minecraft.world.level.h"
#include "../../Headers/net.minecraft.world.level.tile.h"
#include "../../Headers/net.minecraft.world.entity.h"
#include "../../Headers/net.minecraft.world.entity.ai.attributes.h"
#include "../../Headers/net.minecraft.world.entity.boss.h"
#include "../../Headers/net.minecraft.world.entity.monster.h"
#include "../../Headers/net.minecraft.world.entity.projectile.h"
#include "../../Headers/net.minecraft.world.phys.h"
#include "../../Headers/net.minecraft.world.damagesource.h"
#include "../../Util/BasicTypeContainers.h"
#include "../../../Minecraft.Client/Textures/Textures.h"
#include "../../Headers/net.minecraft.world.entity.boss.enderdragon.h"
#include "../../Headers/net.minecraft.world.level.pathfinder.h"
#include "../../Util/SharedConstants.h"
#include "EnderDragon.h"
#define PRINT_DRAGON_STATE_CHANGE_MESSAGES 1
// 4J Added for new dragon behaviour
const int EnderDragon::CRYSTAL_COUNT = 8;
const int EnderDragon::FLAME_TICKS = 60;
const float EnderDragon::FLAME_ANGLE = 22.5f;
const int EnderDragon::FLAME_PASSES =
4; // How many times it covers FLAME_ANGLE in FLAME_TICKS
const int EnderDragon::FLAME_FREQUENCY =
2; // Every FLAME_FREQUENCY ticks it sets fire to blocks while doing a
// flame pass
const int EnderDragon::FLAME_RANGE = 10;
const int EnderDragon::ATTACK_TICKS =
SharedConstants::TICKS_PER_SECOND * 2; // Time for the dragon roar to play
const int EnderDragon::SITTING_ATTACK_Y_VIEW_RANGE =
10; // The player must be now lower and no higher than the dragon by this
// amount
const int EnderDragon::SITTING_ATTACK_VIEW_RANGE = EnderDragon::FLAME_RANGE * 2;
const int EnderDragon::SITTING_ATTACK_RANGE = EnderDragon::FLAME_RANGE * 2;
const int EnderDragon::SITTING_POST_ATTACK_IDLE_TICKS = 40;
const int EnderDragon::SITTING_SCANNING_IDLE_TICKS = 100;
const int EnderDragon::SITTING_FLAME_ATTACKS_COUNT =
4; // How many times the dragons does the scan/roar/flame cycle before
// flying off
// The percentage of max health that the dragon will take while in the "Sitting"
// states before flying away
const float EnderDragon::SITTING_ALLOWED_DAMAGE_PERCENTAGE = 0.25f;
void EnderDragon::_init() {
// 4J Stu - This function call had to be moved here from the Entity ctor to
// ensure that the derived version of the function is called
this->defineSynchedData();
registerAttributes();
setHealth(getMaxHealth());
xTarget = yTarget = zTarget = 0.0;
posPointer = -1;
oFlapTime = 0;
flapTime = 0;
newTarget = false;
inWall = false;
attackTarget = nullptr;
dragonDeathTime = 0;
nearestCrystal = nullptr;
// 4J Stu - Added for new dragon behaviour
m_remainingCrystalsCount = CRYSTAL_COUNT;
m_fireballCharge = 0;
m_holdingPatternAngle = 0.0f;
m_holdingPatternClockwise = true;
setSynchedAction(e_EnderdragonAction_HoldingPattern);
m_actionTicks = 0;
m_sittingDamageReceived = 0;
m_headYRot = 0.0;
m_acidArea = AABB::newPermanent(-4, -10, -3, 6, 3, 3);
m_flameAttacks = 0;
for (int i = 0; i < positionsLength; i++) {
positions[i][0] = 0;
positions[i][1] = 0;
positions[i][2] = 0;
}
m_nodes = new NodeArray(24);
openSet = new BinaryHeap();
m_currentPath = NULL;
}
EnderDragon::EnderDragon(Level* level) : Mob(level) {
_init();
setSize(16, 8);
noPhysics = true;
fireImmune = true;
yTarget = 100;
m_iGrowlTimer = 100;
noCulling = true;
}
// 4J - split off from ctor so we can use shared_from_this()
void EnderDragon::AddParts() {
head = std::shared_ptr<MultiEntityMobPart>(new MultiEntityMobPart(
std::dynamic_pointer_cast<MultiEntityMob>(shared_from_this()), L"head",
6, 6));
neck = std::shared_ptr<MultiEntityMobPart>(new MultiEntityMobPart(
std::dynamic_pointer_cast<MultiEntityMob>(shared_from_this()), L"neck",
6,
6)); // 4J Added
body = std::shared_ptr<MultiEntityMobPart>(new MultiEntityMobPart(
std::dynamic_pointer_cast<MultiEntityMob>(shared_from_this()), L"body",
8, 8));
tail1 = std::shared_ptr<MultiEntityMobPart>(new MultiEntityMobPart(
std::dynamic_pointer_cast<MultiEntityMob>(shared_from_this()), L"tail",
4, 4));
tail2 = std::shared_ptr<MultiEntityMobPart>(new MultiEntityMobPart(
std::dynamic_pointer_cast<MultiEntityMob>(shared_from_this()), L"tail",
4, 4));
tail3 = std::shared_ptr<MultiEntityMobPart>(new MultiEntityMobPart(
std::dynamic_pointer_cast<MultiEntityMob>(shared_from_this()), L"tail",
4, 4));
wing1 = std::shared_ptr<MultiEntityMobPart>(new MultiEntityMobPart(
std::dynamic_pointer_cast<MultiEntityMob>(shared_from_this()), L"wing",
4, 4));
wing2 = std::shared_ptr<MultiEntityMobPart>(new MultiEntityMobPart(
std::dynamic_pointer_cast<MultiEntityMob>(shared_from_this()), L"wing",
4, 4));
subEntities.push_back(head);
subEntities.push_back(neck); // 4J Added
subEntities.push_back(body);
subEntities.push_back(tail1);
subEntities.push_back(tail2);
subEntities.push_back(tail3);
subEntities.push_back(wing1);
subEntities.push_back(wing2);
}
EnderDragon::~EnderDragon() {
if (m_nodes->data != NULL) {
for (unsigned int i = 0; i < m_nodes->length; ++i) {
if (m_nodes->data[i] != NULL) delete m_nodes->data[i];
}
delete[] m_nodes->data;
}
delete openSet;
if (m_currentPath != NULL) delete m_currentPath;
}
void EnderDragon::registerAttributes() {
Mob::registerAttributes();
getAttribute(SharedMonsterAttributes::MAX_HEALTH)->setBaseValue(200);
}
void EnderDragon::defineSynchedData() {
Mob::defineSynchedData();
// 4J Added for new dragon behaviour
entityData->define(DATA_ID_SYNCHED_ACTION,
e_EnderdragonAction_HoldingPattern);
}
void EnderDragon::getLatencyPos(doubleArray result, int step, float a) {
if (getHealth() <= 0) {
a = 0;
}
a = 1 - a;
int p0 = (posPointer - step * 1) & 63;
int p1 = (posPointer - step * 1 - 1) & 63;
// positions is a ring buffer of size positionsLength (64) storing
// positional information per tick positions[i][0] is y rotation
// positions[i][1] is y position
// positions[i][2] is currently always 0
double yr0 = positions[p0][0];
double yrd = Mth::wrapDegrees(positions[p1][0] - yr0);
result[0] = yr0 + yrd * a;
yr0 = positions[p0][1];
yrd = positions[p1][1] - yr0;
result[1] = yr0 + yrd * a;
result[2] = positions[p0][2] + (positions[p1][2] - positions[p0][2]) * a;
}
void EnderDragon::aiStep() {
if (level->isClientSide) {
// 4J Stu - If saved when dead we need to make sure that the actual
// health is updated correctly on the client Fix for TU9: Content:
// Gameplay: Enderdragon respawns after loading game which was
// previously saved at point of hes death
setHealth(getHealth());
float flap = Mth::cos(flapTime * PI * 2);
float oldFlap = Mth::cos(oFlapTime * PI * 2);
if (oldFlap <= -0.3f && flap >= -0.3f) {
level->playLocalSound(x, y, z, eSoundType_MOB_ENDERDRAGON_MOVE, 1,
0.8f + random->nextFloat() * .3f, false,
100.0f);
}
// play a growl every now and then
if (!(getSynchedAction() == e_EnderdragonAction_Sitting_Flaming ||
getSynchedAction() == e_EnderdragonAction_Sitting_Scanning ||
getSynchedAction() == e_EnderdragonAction_Sitting_Attacking)) {
m_iGrowlTimer--;
if (m_iGrowlTimer < 0) {
level->playLocalSound(x, y, z, eSoundType_MOB_ENDERDRAGON_GROWL,
0.5f, 0.8f + random->nextFloat() * .3f,
false, 100.0f);
m_iGrowlTimer = 200 + (random->nextInt(200));
}
}
}
oFlapTime = flapTime;
if (getHealth() <= 0) {
// level.addParticle("explode", x + random.nextFloat() *
// bbWidth * 2 - bbWidth, y + random.nextFloat() * bbHeight,
// z + random.nextFloat() * bbWidth * 2 - bbWidth, 0, 0, 0);
float xo = (random->nextFloat() - 0.5f) * 8;
float yo = (random->nextFloat() - 0.5f) * 4;
float zo = (random->nextFloat() - 0.5f) * 8;
level->addParticle(eParticleType_largeexplode, x + xo, y + 2 + yo,
z + zo, 0, 0, 0);
return;
}
checkCrystals();
float flapSpeed = 0.2f / (sqrt(xd * xd + zd * zd) * 10.0f + 1);
flapSpeed *= (float)pow(2.0, yd);
if (getSynchedAction() == e_EnderdragonAction_Sitting_Flaming ||
getSynchedAction() == e_EnderdragonAction_Sitting_Scanning ||
getSynchedAction() == e_EnderdragonAction_Sitting_Attacking) {
// app.DebugPrintf("flapSpeed is %f\n", flapSpeed);
// flapTime += flapSpeed * 2;
flapTime += 0.1f;
} else if (inWall) {
flapTime += flapSpeed * 0.5f;
} else {
flapTime += flapSpeed;
}
yRot = Mth::wrapDegrees(yRot);
if (posPointer < 0) {
for (int i = 0; i < positionsLength; i++) {
positions[i][0] = yRot;
positions[i][1] = y;
}
}
if (++posPointer == positionsLength) posPointer = 0;
positions[posPointer][0] = yRot;
positions[posPointer][1] = y;
if (level->isClientSide) {
if (lSteps > 0) {
double xt = x + (lx - x) / lSteps;
double yt = y + (ly - y) / lSteps;
double zt = z + (lz - z) / lSteps;
// 4J Stu - The movement is so small that this head animation
// doesn't look good
// if( getSynchedAction() == e_EnderdragonAction_Sitting_Flaming )
//{
// double yrd = lyr - (yRot + m_headYRot);
// while (yrd < -180)
// yrd += 360;
// while (yrd >= 180)
// yrd -= 360;
// m_headYRot += (yrd) / lSteps;
//}
// else
{
double yrd = Mth::wrapDegrees(lyr - yRot);
m_headYRot = 0.0;
yRot += (yrd) / lSteps;
}
xRot += (lxr - xRot) / lSteps;
lSteps--;
this->setPos(xt, yt, zt);
this->setRot(yRot, xRot);
/*
* List<AABB> collisions = level.getCubes(this, bb.shrink(1 / 32.0,
* 0, 1 / 32.0)); if (collisions.size() > 0) { double yTop = 0; for
* (int i = 0; i < collisions.size(); i++) { AABB ab =
* collisions.get(i); if (ab.y1 > yTop) yTop = ab.y1; } yt += yTop -
* bb.y0; setPos(xt, yt, zt); }
*/
}
if (getSynchedAction() == e_EnderdragonAction_Landing ||
(getSynchedAction() == e_EnderdragonAction_Sitting_Flaming &&
tickCount % 2 == 0)) {
double xP = 0.0;
double yP = 0.0;
double zP = 0.0;
Vec3* v = getHeadLookVector(1); // getViewVector(1);
// app.DebugPrintf("View vector is (%f,%f,%f) - lsteps %d\n", v->x,
// v->y, v->z, lSteps); unsigned int d = 0; for(unsigned int d = 1;
// d < 3; ++d)
{
Vec3* vN = v->normalize();
vN->yRot(-PI / 4);
for (unsigned int i = 0; i < 8; ++i) {
if (getSynchedAction() == e_EnderdragonAction_Landing) {
// for(unsigned int j = 0; j < 6; ++j)
{
xP = head->x; // - vN->x * d;
yP =
head->bb->y0 +
head->bbHeight /
2; // - vN->y * d; //head->y +
// head->bbHeight / 2 + 0.5f - v->y * d;
zP = head->z; // - vN->z * d;
xP += (level->random->nextBoolean() ? 1 : -1) *
level->random->nextFloat() / 2;
yP += (level->random->nextBoolean() ? 1 : -1) *
level->random->nextFloat() / 2;
zP += (level->random->nextBoolean() ? 1 : -1) *
level->random->nextFloat() / 2;
level->addParticle(eParticleType_dragonbreath, xP,
yP, zP, (-vN->x * 0.08) + xd,
(-vN->y * 0.3) + yd,
(-vN->z * 0.08) + zd);
}
} else {
double yVelocity = 0.6;
double xzVelocity = 0.08;
for (unsigned int j = 0; j < 6; ++j) {
xP = head->x; // - vN->x * d;
yP =
head->bb->y0 +
head->bbHeight /
2; // - vN->y * d; //head->y +
// head->bbHeight / 2 + 0.5f - v->y * d;
zP = head->z; // - vN->z * d;
xP += (level->random->nextBoolean() ? 1 : -1) *
level->random->nextFloat() / 2;
yP += (level->random->nextBoolean() ? 1 : -1) *
level->random->nextFloat() / 2;
zP += (level->random->nextBoolean() ? 1 : -1) *
level->random->nextFloat() / 2;
level->addParticle(eParticleType_dragonbreath, xP,
yP, zP, -vN->x * xzVelocity * j,
-vN->y * yVelocity,
-vN->z * xzVelocity * j);
}
}
vN->yRot(PI / (2 * 8));
}
}
} else if (getSynchedAction() ==
e_EnderdragonAction_Sitting_Attacking) {
// AP - changed this to use playLocalSound because no sound could be
// heard with playSound (cos it's a stub function)
level->playLocalSound(x, y, z, eSoundType_MOB_ENDERDRAGON_GROWL,
0.5f, 0.8f + random->nextFloat() * .3f, false,
100.0f);
}
} else {
double xdd = xTarget - x;
double ydd = yTarget - y;
double zdd = zTarget - z;
double dist = xdd * xdd + ydd * ydd + zdd * zdd;
if (getSynchedAction() == e_EnderdragonAction_Sitting_Flaming) {
--m_actionTicks;
if (m_actionTicks <= 0) {
if (m_flameAttacks >= SITTING_FLAME_ATTACKS_COUNT) {
setSynchedAction(e_EnderdragonAction_Takeoff);
#if PRINT_DRAGON_STATE_CHANGE_MESSAGES
app.DebugPrintf("Dragon action is now: Takeoff\n");
#endif
newTarget = true;
} else {
setSynchedAction(e_EnderdragonAction_Sitting_Scanning);
attackTarget = level->getNearestPlayer(
shared_from_this(), SITTING_ATTACK_VIEW_RANGE,
SITTING_ATTACK_Y_VIEW_RANGE);
#if PRINT_DRAGON_STATE_CHANGE_MESSAGES
app.DebugPrintf("Dragon action is now: SittingScanning\n");
#endif
}
}
} else if (getSynchedAction() == e_EnderdragonAction_Sitting_Scanning) {
attackTarget = level->getNearestPlayer(shared_from_this(),
SITTING_ATTACK_VIEW_RANGE,
SITTING_ATTACK_Y_VIEW_RANGE);
++m_actionTicks;
if (attackTarget != NULL) {
if (m_actionTicks > SITTING_SCANNING_IDLE_TICKS / 4) {
setSynchedAction(e_EnderdragonAction_Sitting_Attacking);
#if PRINT_DRAGON_STATE_CHANGE_MESSAGES
app.DebugPrintf("Dragon action is now: SittingAttacking\n");
#endif
m_actionTicks = ATTACK_TICKS;
}
} else {
if (m_actionTicks >= SITTING_SCANNING_IDLE_TICKS) {
setSynchedAction(e_EnderdragonAction_Takeoff);
#if PRINT_DRAGON_STATE_CHANGE_MESSAGES
app.DebugPrintf("Dragon action is now: Takeoff\n");
#endif
newTarget = true;
}
}
} else if (getSynchedAction() ==
e_EnderdragonAction_Sitting_Attacking) {
--m_actionTicks;
if (m_actionTicks <= 0) {
++m_flameAttacks;
setSynchedAction(e_EnderdragonAction_Sitting_Flaming);
attackTarget = level->getNearestPlayer(
shared_from_this(), SITTING_ATTACK_VIEW_RANGE,
SITTING_ATTACK_Y_VIEW_RANGE);
#if PRINT_DRAGON_STATE_CHANGE_MESSAGES
app.DebugPrintf("Dragon action is now: SittingFlaming\n");
#endif
m_actionTicks = FLAME_TICKS;
}
} else if (!newTarget &&
getSynchedAction() == e_EnderdragonAction_Takeoff) {
int eggHeight = level->getTopSolidBlock(
PODIUM_X_POS, PODIUM_Z_POS); // level->getHeightmap(4,4);
float dist = distanceToSqr(PODIUM_X_POS, eggHeight, PODIUM_Z_POS);
if (dist > (10.0f * 10.0f)) {
setSynchedAction(e_EnderdragonAction_HoldingPattern);
#if PRINT_DRAGON_STATE_CHANGE_MESSAGES
app.DebugPrintf("Dragon action is now: HoldingPattern\n");
#endif
}
} else if (newTarget ||
((getSynchedAction() != e_EnderdragonAction_Landing &&
dist < 10 * 10) ||
dist < 1) ||
dist > 150 * 150 || horizontalCollision ||
verticalCollision) {
findNewTarget();
}
if (getSynchedAction() == e_EnderdragonAction_Sitting_Flaming ||
getSynchedAction() == e_EnderdragonAction_Landing) {
if (m_actionTicks < (FLAME_TICKS - 10)) {
std::vector<std::shared_ptr<Entity> >* targets =
level->getEntities(shared_from_this(), m_acidArea);
for (AUTO_VAR(it, targets->begin()); it != targets->end();
++it) {
if ((*it)->instanceof(eTYPE_LIVINGENTITY)) {
// app.DebugPrintf("Attacking entity with acid\n");
std::shared_ptr<LivingEntity> e =
std::dynamic_pointer_cast<LivingEntity>(*it);
e->hurt(DamageSource::dragonbreath, 2);
}
}
}
}
if (getSynchedAction() == e_EnderdragonAction_Sitting_Flaming) {
// No movement
} else if (getSynchedAction() == e_EnderdragonAction_Sitting_Scanning) {
if (attackTarget != NULL) {
Vec3* aim = Vec3::newTemp((attackTarget->x - x), 0,
(attackTarget->z - z))
->normalize();
Vec3* dir = Vec3::newTemp(sin(yRot * PI / 180), 0,
-cos(yRot * PI / 180))
->normalize();
float dot = (float)dir->dot(aim);
float angleDegs = acos(dot) * 180 / PI;
angleDegs = angleDegs + 0.5f;
if (angleDegs < 0 || angleDegs > 10) {
double xdd = attackTarget->x - head->x;
// double ydd = (attackTarget->bb->y0 +
// attackTarget->bbHeight / 2) - (head->y + head->bbHeight /
// 2);
double zdd = attackTarget->z - head->z;
double yRotT = (180) - atan2(xdd, zdd) * 180 / PI;
double yRotD = Mth::wrapDegrees(yRotT - yRot);
if (yRotD > 50) yRotD = 50;
if (yRotD < -50) yRotD = -50;
double xd = xTarget - x;
double zd = zTarget - z;
yRotA *= 0.80f;
float rotSpeed = sqrt(xd * xd + zd * zd) * 1 + 1;
double distToTarget = sqrt(xd * xd + zd * zd) * 1 + 1;
if (distToTarget > 40) distToTarget = 40;
yRotA += yRotD * ((0.7f / distToTarget) / rotSpeed);
yRot += yRotA;
} else {
// setSynchedAction(e_EnderdragonAction_Sitting_Flaming);
#if PRINT_DRAGON_STATE_CHANGE_MESSAGES
// app.DebugPrintf("Dragon action is now :
// SittingFlaming\n");
#endif
// m_actionTicks = FLAME_TICKS;
}
} else {
// setSynchedAction(e_EnderdragonAction_Sitting_Flaming);
// app.DebugPrintf("Dragon action is now : SittingFlaming\n");
// m_actionTicks = 0;
}
} else if (getSynchedAction() ==
e_EnderdragonAction_Sitting_Attacking) {
} else {
// double xTargetO = xTarget;
// double yTargetO = yTarget;
// double zTargetO = zTarget;
if (getSynchedAction() == e_EnderdragonAction_StrafePlayer &&
attackTarget != NULL && m_currentPath != NULL &&
m_currentPath->isDone()) {
xTarget = attackTarget->x;
zTarget = attackTarget->z;
double xd = xTarget - x;
double zd = zTarget - z;
double sd = sqrt(xd * xd + zd * zd);
double ho = 0.4f + sd / 80.0f - 1;
if (ho > 10) ho = 10;
yTarget = attackTarget->bb->y0 + ho;
} else {
// xTarget += random->nextGaussian() * 2;
// zTarget += random->nextGaussian() * 2;
}
ydd = ydd / (sqrt(xdd * xdd + zdd * zdd));
float max = 0.6f;
if (getSynchedAction() == e_EnderdragonAction_Landing) max = 1.5f;
if (ydd < -max) ydd = -max;
if (ydd > max) ydd = max;
yd += (ydd) * 0.1f;
while (yRot < -180) yRot += 180 * 2;
while (yRot >= 180) yRot -= 180 * 2;
double yRotT = (180) - atan2(xdd, zdd) * 180 / PI;
double yRotD = yRotT - yRot;
while (yRotD < -180) yRotD += 180 * 2;
while (yRotD >= 180) yRotD -= 180 * 2;
if (yRotD > 50) yRotD = 50;
if (yRotD < -50) yRotD = -50;
Vec3* aim =
Vec3::newTemp((xTarget - x), (yTarget - y), (zTarget - z))
->normalize();
Vec3* dir =
Vec3::newTemp(sin(yRot * PI / 180), yd, -cos(yRot * PI / 180))
->normalize();
float dot = (float)(dir->dot(aim) + 0.5f) / 1.5f;
if (dot < 0) dot = 0;
yRotA *= 0.80f;
float rotSpeed = sqrt(xd * xd + zd * zd) * 1 + 1;
double distToTarget = sqrt(xd * xd + zd * zd) * 1 + 1;
if (distToTarget > 40) distToTarget = 40;
if (getSynchedAction() == e_EnderdragonAction_Landing) {
yRotA += yRotD * (distToTarget / rotSpeed);
} else {
yRotA += yRotD * ((0.7f / distToTarget) / rotSpeed);
}
yRot += yRotA * 0.1f;
float span = (float)(2.0f / (distToTarget + 1));
float speed = 0.06f;
moveRelative(0, -1, speed * (dot * span + (1 - span)));
if (inWall) {
move(xd * 0.8f, yd * 0.8f, zd * 0.8f);
} else {
move(xd, yd, zd);
}
Vec3* actual = Vec3::newTemp(xd, yd, zd)->normalize();
float slide = (float)(actual->dot(dir) + 1) / 2.0f;
slide = 0.8f + 0.15f * slide;
xd *= slide;
zd *= slide;
yd *= 0.91f;
}
}
yBodyRot = yRot;
head->bbWidth = head->bbHeight =
1; // 4J Stu - Replaced what was "head" with "neck" //3;
neck->bbWidth = neck->bbHeight = 3;
tail1->bbWidth = tail1->bbHeight = 2;
tail2->bbWidth = tail2->bbHeight = 2;
tail3->bbWidth = tail3->bbHeight = 2;
body->bbHeight = 3;
body->bbWidth = 5;
wing1->bbHeight = 2;
wing1->bbWidth = 4;
wing2->bbHeight = 3;
wing2->bbWidth = 4;
// double latencyPosAcomponents[3],latencyPosBcomponents[3];
// doubleArray latencyPosA = doubleArray(latencyPosAcomponents,3);
// doubleArray latencyPosB = doubleArray(latencyPosBcomponents,3);
// getLatencyPos(latencyPosA, 5, 1);
// getLatencyPos(latencyPosB, 10, 1);
// float tilt = (float) (latencyPosA[1] - latencyPosB[1]) * 10 / 180.0f *
// PI;
float tilt = (float)getTilt(1) / 180.0f * PI;
float ccTilt = cos(tilt);
// 4J Stu - ssTilt was negative sin(tilt), but this causes the bounding
// boxes of the parts to head in the wrong y direction i.e. head moves up
// when tilting forward, and down when tilting backwards
float ssTilt = sin(tilt);
float rot1 = yRot * PI / 180;
float ss1 = sin(rot1);
float cc1 = cos(rot1);
body->tick();
body->moveTo(x + ss1 * 0.5f, y, z - cc1 * 0.5f, 0, 0);
wing1->tick();
wing1->moveTo(x + cc1 * 4.5f, y + 2, z + ss1 * 4.5f, 0, 0);
wing2->tick();
wing2->moveTo(x - cc1 * 4.5f, y + 2, z - ss1 * 4.5f, 0, 0);
if (!level->isClientSide) checkAttack();
if (!level->isClientSide && hurtDuration == 0) {
knockBack(level->getEntities(shared_from_this(),
wing1->bb->grow(4, 2, 4)->move(0, -2, 0)));
knockBack(level->getEntities(shared_from_this(),
wing2->bb->grow(4, 2, 4)->move(0, -2, 0)));
hurt(level->getEntities(shared_from_this(), neck->bb->grow(1, 1, 1)));
hurt(level->getEntities(shared_from_this(), head->bb->grow(1, 1, 1)));
}
double p1components[3];
doubleArray p1 = doubleArray(p1components, 3);
getLatencyPos(p1, 5, 1);
{
// double p0components[3];
// doubleArray p0 = doubleArray(p0components, 3);
// getLatencyPos(p0, 0, 1);
double yRotDiff = getHeadYRotDiff(1);
float ss = sin((yRot + yRotDiff) * PI / 180 - yRotA * 0.01f);
float cc = cos((yRot + yRotDiff) * PI / 180 - yRotA * 0.01f);
head->tick();
neck->tick();
double yOffset = getHeadYOffset(1); // (p0[1] - p1[1]) * 1
// 4J Stu - Changed the head entity to only be the head, and not include
// the neck parts
head->moveTo(x + ss * 6.5f * ccTilt, y + yOffset + ssTilt * 6.5f,
z - cc * 6.5f * ccTilt, 0, 0);
// Neck position is where the java code used to move the "head" object
// which was head and neck
neck->moveTo(x + ss * 5.5f * ccTilt, y + yOffset + ssTilt * 5.5f,
z - cc * 5.5f * ccTilt, 0, 0);
double acidX = x + ss * 9.5f * ccTilt;
double acidY = y + yOffset + ssTilt * 10.5f;
double acidZ = z - cc * 9.5f * ccTilt;
m_acidArea->set(acidX - 5, acidY - 17, acidZ - 5, acidX + 5, acidY + 4,
acidZ + 5);
// app.DebugPrintf("\nDragon is %s, yRot = %f, yRotA = %f, ss = %f, cc =
// %f, ccTilt = %f\n",level->isClientSide?"client":"server", yRot,
// yRotA, ss, cc, ccTilt); app.DebugPrintf("Body (%f,%f,%f) to
// (%f,%f,%f)\n", body->bb->x0, body->bb->y0, body->bb->z0,
// body->bb->x1, body->bb->y1, body->bb->z1); app.DebugPrintf("Neck
// (%f,%f,%f) to (%f,%f,%f)\n", neck->bb->x0, neck->bb->y0,
// neck->bb->z0, neck->bb->x1, neck->bb->y1, neck->bb->z1);
// app.DebugPrintf("Head (%f,%f,%f) to (%f,%f,%f)\n", head->bb->x0,
// head->bb->y0, head->bb->z0, head->bb->x1, head->bb->y1,
// head->bb->z1); app.DebugPrintf("Acid (%f,%f,%f) to (%f,%f,%f)\n\n",
// m_acidArea->x0, m_acidArea->y0, m_acidArea->z0, m_acidArea->x1,
// m_acidArea->y1, m_acidArea->z1);
}
// Curls/straightens the tail
for (int i = 0; i < 3; i++) {
std::shared_ptr<MultiEntityMobPart> part = nullptr;
if (i == 0) part = tail1;
if (i == 1) part = tail2;
if (i == 2) part = tail3;
double p0components[3];
doubleArray p0 = doubleArray(p0components, 3);
getLatencyPos(p0, 12 + i * 2, 1);
float rot = yRot * PI / 180 + rotWrap(p0[0] - p1[0]) * PI / 180 * (1);
float ss = sin(rot);
float cc = cos(rot);
float dd1 = 1.5f;
float dd = (i + 1) * 2.0f;
part->tick();
part->moveTo(x - (ss1 * dd1 + ss * dd) * ccTilt,
y + (p0[1] - p1[1]) * 1 - (dd + dd1) * ssTilt + 1.5f,
z + (cc1 * dd1 + cc * dd) * ccTilt, 0, 0);
}
// 4J Stu - Fireball attack taken from Ghast
if (!level->isClientSide) {
double maxDist = 64.0f;
if (getSynchedAction() == e_EnderdragonAction_StrafePlayer &&
attackTarget != NULL &&
attackTarget->distanceToSqr(shared_from_this()) <
maxDist * maxDist) {
if (this->canSee(attackTarget)) {
m_fireballCharge++;
Vec3* aim = Vec3::newTemp((attackTarget->x - x), 0,
(attackTarget->z - z))
->normalize();
Vec3* dir = Vec3::newTemp(sin(yRot * PI / 180), 0,
-cos(yRot * PI / 180))
->normalize();
float dot = (float)dir->dot(aim);
float angleDegs = acos(dot) * 180 / PI;
angleDegs = angleDegs + 0.5f;
if (m_fireballCharge >= 20 &&
(angleDegs >= 0 && angleDegs < 10)) {
double d = 1;
Vec3* v = getViewVector(1);
float startingX = head->x - v->x * d;
float startingY = head->y + head->bbHeight / 2 + 0.5f;
float startingZ = head->z - v->z * d;
double xdd = attackTarget->x - startingX;
double ydd =
(attackTarget->bb->y0 + attackTarget->bbHeight / 2) -
(startingY + head->bbHeight / 2);
double zdd = attackTarget->z - startingZ;
level->levelEvent(nullptr, LevelEvent::SOUND_GHAST_FIREBALL,
(int)x, (int)y, (int)z, 0);
std::shared_ptr<DragonFireball> ie =
std::shared_ptr<DragonFireball>(new DragonFireball(
level,
std::dynamic_pointer_cast<Mob>(shared_from_this()),
xdd, ydd, zdd));
ie->x = startingX;
ie->y = startingY;
ie->z = startingZ;
level->addEntity(ie);
m_fireballCharge = 0;
app.DebugPrintf(
"Finding new target due to having fired a fireball\n");
if (m_currentPath != NULL) {
while (!m_currentPath->isDone()) {
m_currentPath->next();
}
}
newTarget = true;
findNewTarget();
}
} else {
if (m_fireballCharge > 0) m_fireballCharge--;
}
} else {
if (m_fireballCharge > 0) m_fireballCharge--;
}
}
// End fireball attack
if (!level->isClientSide) {
inWall =
checkWalls(head->bb) | checkWalls(neck->bb) | checkWalls(body->bb);
}
}
void EnderDragon::checkCrystals() {
if (nearestCrystal != NULL) {
if (nearestCrystal->removed) {
if (!level->isClientSide) {
hurt(head, DamageSource::explosion(NULL), 10);
}
nearestCrystal = nullptr;
} else if (tickCount % 10 == 0) {
if (getHealth() < getMaxHealth()) setHealth(getHealth() + 1);
}
}
if (random->nextInt(10) == 0) {
float maxDist = 32;
std::vector<std::shared_ptr<Entity> >* crystals =
level->getEntitiesOfClass(typeid(EnderCrystal),
bb->grow(maxDist, maxDist, maxDist));
std::shared_ptr<EnderCrystal> crystal = nullptr;
double nearest = Double::MAX_VALUE;
// for (Entity ec : crystals)
for (AUTO_VAR(it, crystals->begin()); it != crystals->end(); ++it) {
std::shared_ptr<EnderCrystal> ec =
std::dynamic_pointer_cast<EnderCrystal>(*it);
double dist = ec->distanceToSqr(shared_from_this());
if (dist < nearest) {
nearest = dist;
crystal = ec;
}
}
delete crystals;
nearestCrystal = crystal;
}
}
void EnderDragon::checkAttack() {
// if (tickCount % 20 == 0)
{
// Vec3 *v = getViewVector(1);
// double xdd = 0;
// double ydd = -1;
// double zdd = 0;
// double x = (body.bb.x0 + body.bb.x1) / 2;
// double y = (body.bb.y0 + body.bb.y1) / 2 - 2;
// double z = (body.bb.z0 + body.bb.z1) / 2;
}
}
void EnderDragon::knockBack(std::vector<std::shared_ptr<Entity> >* entities) {
double xm = (body->bb->x0 + body->bb->x1) / 2;
// double ym = (body.bb.y0 + body.bb.y1) / 2;
double zm = (body->bb->z0 + body->bb->z1) / 2;
// for (Entity e : entities)
for (AUTO_VAR(it, entities->begin()); it != entities->end(); ++it) {
if ((*it)->instanceof(eTYPE_LIVINGENTITY)) //(e instanceof Mob)
{
std::shared_ptr<LivingEntity> e =
std::dynamic_pointer_cast<LivingEntity>(*it);
double xd = e->x - xm;
double zd = e->z - zm;
double dd = xd * xd + zd * zd;
e->push(xd / dd * 4, 0.2f, zd / dd * 4);
}
}
}
void EnderDragon::hurt(std::vector<std::shared_ptr<Entity> >* entities) {
// for (int i = 0; i < entities->size(); i++)
for (AUTO_VAR(it, entities->begin()); it != entities->end(); ++it) {
if ((*it)->instanceof(eTYPE_LIVINGENTITY)) //(e instanceof Mob)
{
std::shared_ptr<LivingEntity> e =
std::dynamic_pointer_cast<LivingEntity>(
*it); // entities.get(i);
DamageSource* damageSource = DamageSource::mobAttack(
std::dynamic_pointer_cast<LivingEntity>(shared_from_this()));
e->hurt(damageSource, 10);
delete damageSource;
}
}
}
void EnderDragon::findNewTarget() {
std::shared_ptr<Player> playerNearestToEgg = nullptr;
// Update current action
switch (getSynchedAction()) {
case e_EnderdragonAction_Takeoff:
case e_EnderdragonAction_HoldingPattern: {
if (!newTarget && m_currentPath != NULL &&
m_currentPath->isDone()) {
// Distance is 64, which is the radius of the circle
int eggHeight =
std::max(level->seaLevel + 5,
level->getTopSolidBlock(
PODIUM_X_POS,
PODIUM_Z_POS)); // level->getHeightmap(4,4);
playerNearestToEgg = level->getNearestPlayer(
PODIUM_X_POS, eggHeight, PODIUM_Z_POS, 64.0);
double dist = 64.0f;
if (playerNearestToEgg != NULL) {
dist = playerNearestToEgg->distanceToSqr(
PODIUM_X_POS, eggHeight, PODIUM_Z_POS);
dist /= (8 * 8 * 8);
}
// app.DebugPrintf("Adjusted dist is %f\n", dist);
if (random->nextInt(m_remainingCrystalsCount + 3) == 0) {
setSynchedAction(e_EnderdragonAction_LandingApproach);
#if PRINT_DRAGON_STATE_CHANGE_MESSAGES
app.DebugPrintf("Dragon action is now: LandingApproach\n");
#endif
}
// More likely to strafe a player if they are close to the egg,
// or there are not many crystals remaining
else if (playerNearestToEgg != NULL &&
(random->nextInt(abs(dist) + 2) == 0 ||
random->nextInt(m_remainingCrystalsCount + 2) == 0)) {
setSynchedAction(e_EnderdragonAction_StrafePlayer);
#if PRINT_DRAGON_STATE_CHANGE_MESSAGES
app.DebugPrintf("Dragon action is now: StrafePlayer\n");
#endif
}
}
} break;
case e_EnderdragonAction_StrafePlayer:
// Always return to the holding pattern after strafing
if (m_currentPath == NULL ||
(m_currentPath->isDone() && newTarget)) {
setSynchedAction(e_EnderdragonAction_HoldingPattern);
#if PRINT_DRAGON_STATE_CHANGE_MESSAGES
app.DebugPrintf("Dragon action is now: HoldingPattern\n");
#endif
}
break;
case e_EnderdragonAction_Landing:
// setSynchedAction(e_EnderdragonAction_Sitting_Flaming);
// #if PRINT_DRAGON_STATE_CHANGE_MESSAGES
// app.DebugPrintf("Dragon action is now:
// SittingFlaming\n"); #endif m_actionTicks =
// FLAME_TICKS;
m_flameAttacks = 0;
setSynchedAction(e_EnderdragonAction_Sitting_Scanning);
attackTarget = level->getNearestPlayer(shared_from_this(),
SITTING_ATTACK_VIEW_RANGE,
SITTING_ATTACK_Y_VIEW_RANGE);
#if PRINT_DRAGON_STATE_CHANGE_MESSAGES
app.DebugPrintf("Dragon action is now: SittingScanning\n");
#endif
m_actionTicks = 0;
break;
default:
break;
};
newTarget = false;
// if (random->nextInt(2) == 0 && level->players.size() > 0)
if (getSynchedAction() == e_EnderdragonAction_StrafePlayer &&
playerNearestToEgg != NULL) {
attackTarget = playerNearestToEgg;
strafeAttackTarget();
} else if (getSynchedAction() == e_EnderdragonAction_LandingApproach) {
// Generate a new path if we don't currently have one
if (m_currentPath == NULL || m_currentPath->isDone()) {
int currentNodeIndex = findClosestNode();
// To get the angle to the player correct when landing, head to a
// node diametrically opposite the player, then swoop in to 4,4
int eggHeight = std::max(
level->seaLevel + 5,
level->getTopSolidBlock(
PODIUM_X_POS, PODIUM_Z_POS)); // level->getHeightmap(4,4);
playerNearestToEgg = level->getNearestPlayer(
PODIUM_X_POS, eggHeight, PODIUM_Z_POS, 128.0);
int targetNodeIndex = 0;
if (playerNearestToEgg != NULL) {
Vec3* aim = Vec3::newTemp(playerNearestToEgg->x, 0,
playerNearestToEgg->z)
->normalize();
// app.DebugPrintf("Final marker node near (%f,%d,%f)\n",
// -aim->x*40,105,-aim->z*40 );
targetNodeIndex =
findClosestNode(-aim->x * 40, 105.0, -aim->z * 40);
} else {
targetNodeIndex = findClosestNode(40.0, eggHeight, 0.0);
}
Node finalNode(PODIUM_X_POS, eggHeight, PODIUM_Z_POS);
if (m_currentPath != NULL) delete m_currentPath;
m_currentPath =
findPath(currentNodeIndex, targetNodeIndex, &finalNode);
// Always skip the first node (as that's where we are already)
if (m_currentPath != NULL) m_currentPath->next();
}
m_actionTicks = 0;
navigateToNextPathNode();
if (m_currentPath != NULL && m_currentPath->isDone()) {
setSynchedAction(e_EnderdragonAction_Landing);
#if PRINT_DRAGON_STATE_CHANGE_MESSAGES
app.DebugPrintf("Dragon action is now: Landing\n");
#endif
}
} else if (getSynchedAction() == e_EnderdragonAction_Sitting_Flaming ||
getSynchedAction() == e_EnderdragonAction_Sitting_Attacking ||
getSynchedAction() == e_EnderdragonAction_Sitting_Scanning) {
// Does no movement
} else {
// Default is e_EnderdragonAction_HoldingPattern
// Generate a new path if we don't currently have one
if (m_currentPath == NULL || m_currentPath->isDone()) {
int currentNodeIndex = findClosestNode();
int targetNodeIndex = currentNodeIndex;
// if(random->nextInt(4) == 0) m_holdingPatternClockwise =
// !m_holdingPatternClockwise;
if (getSynchedAction() == e_EnderdragonAction_Takeoff) {
Vec3* v = getHeadLookVector(1);
targetNodeIndex =
findClosestNode(-v->x * 40, 105.0, -v->z * 40);
} else {
if (random->nextInt(8) == 0) {
m_holdingPatternClockwise = !m_holdingPatternClockwise;
targetNodeIndex = targetNodeIndex + 6;
}
if (m_holdingPatternClockwise)
targetNodeIndex = targetNodeIndex + 1;
else
targetNodeIndex = targetNodeIndex - 1;
}
if (m_remainingCrystalsCount <= 0) {
// If no crystals left, navigate only between nodes 12-19
targetNodeIndex -= 12;
targetNodeIndex =
targetNodeIndex &
7; // 4J-RR - was %8, but that could create a result of -1
// here when targetNodeIndex was 11
targetNodeIndex += 12;
} else {
// If crystals are left, navigate only between nodes 0-11
targetNodeIndex = targetNodeIndex % 12;
if (targetNodeIndex < 0) targetNodeIndex += 12;
}
if (m_currentPath != NULL) delete m_currentPath;
m_currentPath = findPath(currentNodeIndex, targetNodeIndex);
// Always skip the first node (as that's where we are already)
if (m_currentPath != NULL) m_currentPath->next();
}
navigateToNextPathNode();
if (getSynchedAction() != e_EnderdragonAction_StrafePlayer)
attackTarget = nullptr;
}
}
float EnderDragon::rotWrap(double d) {
while (d >= 180) d -= 360;
while (d < -180) d += 360;
return (float)d;
}
bool EnderDragon::checkWalls(AABB* bb) {
int x0 = Mth::floor(bb->x0);
int y0 = Mth::floor(bb->y0);
int z0 = Mth::floor(bb->z0);
int x1 = Mth::floor(bb->x1);
int y1 = Mth::floor(bb->y1);
int z1 = Mth::floor(bb->z1);
bool hitWall = false;
bool destroyedTile = false;
for (int x = x0; x <= x1; x++) {
for (int y = y0; y <= y1; y++) {
for (int z = z0; z <= z1; z++) {
int t = level->getTile(x, y, z);
// 4J Stu - Don't remove fire
if (t == 0 || t == Tile::fire_Id) {
} else if (t == Tile::obsidian_Id || t == Tile::endStone_Id ||
t == Tile::unbreakable_Id ||
!level->getGameRules()->getBoolean(
GameRules::RULE_MOBGRIEFING)) {
hitWall = true;
} else {
destroyedTile = level->removeTile(x, y, z) || destroyedTile;
}
}
}
}
if (destroyedTile) {
double x = bb->x0 + (bb->x1 - bb->x0) * random->nextFloat();
double y = bb->y0 + (bb->y1 - bb->y0) * random->nextFloat();
double z = bb->z0 + (bb->z1 - bb->z0) * random->nextFloat();
level->addParticle(eParticleType_largeexplode, x, y, z, 0, 0, 0);
}
return hitWall;
}
bool EnderDragon::hurt(std::shared_ptr<MultiEntityMobPart> MultiEntityMobPart,
DamageSource* source, float damage) {
if (MultiEntityMobPart != head) {
damage = damage / 4 + 1;
}
// float rot1 = yRot * PI / 180;
// float ss1 = sin(rot1);
// float cc1 = cos(rot1);
// xTarget = x + ss1 * 5 + (random->nextFloat() - 0.5f) * 2;
// yTarget = y + random->nextFloat() * 3 + 1;
// zTarget = z - cc1 * 5 + (random->nextFloat() - 0.5f) * 2;
// attackTarget = NULL;
if (source->getEntity() != NULL &&
source->getEntity()->instanceof(eTYPE_PLAYER) ||
source->isExplosion()) {
int healthBefore = getHealth();
reallyHurt(source, damage);
// if(!level->isClientSide) app.DebugPrintf("Health is now %d\n",
// health);
if (getHealth() <= 0 &&
!(getSynchedAction() == e_EnderdragonAction_Sitting_Flaming ||
getSynchedAction() == e_EnderdragonAction_Sitting_Scanning ||
getSynchedAction() == e_EnderdragonAction_Sitting_Attacking)) {
setHealth(1);
if (setSynchedAction(e_EnderdragonAction_LandingApproach)) {
if (m_currentPath != NULL) {
while (!m_currentPath->isDone()) {
m_currentPath->next();
}
}
app.DebugPrintf("Dragon should be dead, so landing.\n");
#if PRINT_DRAGON_STATE_CHANGE_MESSAGES
app.DebugPrintf("Dragon action is now: LandingApproach\n");
#endif
findNewTarget();
}
}
if (getSynchedAction() == e_EnderdragonAction_Sitting_Flaming ||
getSynchedAction() == e_EnderdragonAction_Sitting_Scanning ||
getSynchedAction() == e_EnderdragonAction_Sitting_Attacking) {
m_sittingDamageReceived += healthBefore - getHealth();
if (m_sittingDamageReceived >
(SITTING_ALLOWED_DAMAGE_PERCENTAGE * getMaxHealth())) {
m_sittingDamageReceived = 0;
setSynchedAction(e_EnderdragonAction_Takeoff);
newTarget = true;
#if PRINT_DRAGON_STATE_CHANGE_MESSAGES
app.DebugPrintf("Dragon action is now: Takeoff\n");
#endif
}
}
}
return true;
}
bool EnderDragon::hurt(DamageSource* source, float damage) { return false; }
bool EnderDragon::reallyHurt(DamageSource* source, float damage) {
return Mob::hurt(source, damage);
}
void EnderDragon::tickDeath() {
if (getSynchedAction() != e_EnderdragonAction_Sitting_Flaming &&
getSynchedAction() != e_EnderdragonAction_Sitting_Scanning &&
getSynchedAction() != e_EnderdragonAction_Sitting_Attacking) {
if (!level->isClientSide) setHealth(1);
return;
}
dragonDeathTime++;
if (dragonDeathTime >= 180 && dragonDeathTime <= 200) {
float xo = (random->nextFloat() - 0.5f) * 8;
float yo = (random->nextFloat() - 0.5f) * 4;
float zo = (random->nextFloat() - 0.5f) * 8;
level->addParticle(eParticleType_hugeexplosion, x + xo, y + 2 + yo,
z + zo, 0, 0, 0);
}
if (!level->isClientSide) {
if (dragonDeathTime > 150 && dragonDeathTime % 5 == 0) {
int xpCount = 1000;
while (xpCount > 0) {
int newCount = ExperienceOrb::getExperienceValue(xpCount);
xpCount -= newCount;
level->addEntity(std::shared_ptr<ExperienceOrb>(
new ExperienceOrb(level, x, y, z, newCount)));
}
}
if (dragonDeathTime == 1) {
level->globalLevelEvent(LevelEvent::SOUND_DRAGON_DEATH, (int)x,
(int)y, (int)z, 0);
}
}
move(0, 0.1f, 0);
yBodyRot = yRot += 20.0f;
if (dragonDeathTime == 200 && !level->isClientSide) {
// level->levelEvent(NULL, LevelEvent::ENDERDRAGON_KILLED, (int) x,
// (int) y, (int) z, 0);
int xpCount = 2000;
while (xpCount > 0) {
int newCount = ExperienceOrb::getExperienceValue(xpCount);
xpCount -= newCount;
level->addEntity(std::shared_ptr<ExperienceOrb>(
new ExperienceOrb(level, x, y, z, newCount)));
}
int xo = 5 + random->nextInt(2) * 2 - 1;
int zo = 5 + random->nextInt(2) * 2 - 1;
if (random->nextInt(2) == 0) {
xo = 0;
} else {
zo = 0;
}
// 4J-PB changed to center this between the pillars
spawnExitPortal(0, 0); // Mth::floor(x), Mth::floor(z));
remove();
}
}
void EnderDragon::spawnExitPortal(int x, int z) {
int y = level->seaLevel;
TheEndPortal::allowAnywhere(true);
int r = 4;
for (int yy = y - 1; yy <= y + 32; yy++) {
for (int xx = x - r; xx <= x + r; xx++) {
for (int zz = z - r; zz <= z + r; zz++) {
double xd = xx - x;
double zd = zz - z;
double d = sqrt(xd * xd + zd * zd);
if (d <= r - 0.5) {
if (yy < y) {
if (d > r - 1 - 0.5) {
} else {
level->setTileAndUpdate(xx, yy, zz,
Tile::unbreakable_Id);
}
} else if (yy > y) {
level->setTileAndUpdate(xx, yy, zz, 0);
} else {
if (d > r - 1 - 0.5) {
level->setTileAndUpdate(xx, yy, zz,
Tile::unbreakable_Id);
} else {
level->setTileAndUpdate(xx, yy, zz,
Tile::endPortalTile_Id);
}
}
}
}
}
}
level->setTileAndUpdate(x, y + 0, z, Tile::unbreakable_Id);
level->setTileAndUpdate(x, y + 1, z, Tile::unbreakable_Id);
level->setTileAndUpdate(x, y + 2, z, Tile::unbreakable_Id);
level->setTileAndUpdate(x - 1, y + 2, z, Tile::torch_Id);
level->setTileAndUpdate(x + 1, y + 2, z, Tile::torch_Id);
level->setTileAndUpdate(x, y + 2, z - 1, Tile::torch_Id);
level->setTileAndUpdate(x, y + 2, z + 1, Tile::torch_Id);
level->setTileAndUpdate(x, y + 3, z, Tile::unbreakable_Id);
level->setTileAndUpdate(x, y + 4, z, Tile::dragonEgg_Id);
// 4J-PB - The podium can be floating with nothing under it, so put some
// whiteStone under it if this is the case
for (int yy = y - 5; yy < y - 1; yy++) {
for (int xx = x - (r - 1); xx <= x + (r - 1); xx++) {
for (int zz = z - (r - 1); zz <= z + (r - 1); zz++) {
if (level->isEmptyTile(xx, yy, zz)) {
level->setTileAndUpdate(xx, yy, zz, Tile::endStone_Id);
}
}
}
}
TheEndPortal::allowAnywhere(false);
}
void EnderDragon::checkDespawn() {}
std::vector<std::shared_ptr<Entity> >* EnderDragon::getSubEntities() {
return &subEntities;
}
bool EnderDragon::isPickable() { return false; }
Level* EnderDragon::getLevel() { return level; }
int EnderDragon::getAmbientSound() {
return eSoundType_MOB_ENDERDRAGON_GROWL; //"mob.enderdragon.growl";
}
int EnderDragon::getHurtSound() {
return eSoundType_MOB_ENDERDRAGON_HIT; //"mob.enderdragon.hit";
}
float EnderDragon::getSoundVolume() { return 5; }
// 4J Added for new dragon behaviour
bool EnderDragon::setSynchedAction(EEnderdragonAction action,
bool force /*= false*/) {
bool validTransition = false;
// Check if this is a valid state transition
switch (getSynchedAction()) {
case e_EnderdragonAction_HoldingPattern:
switch (action) {
case e_EnderdragonAction_StrafePlayer:
case e_EnderdragonAction_LandingApproach:
validTransition = true;
break;
default:
break;
};
break;
case e_EnderdragonAction_StrafePlayer:
switch (action) {
case e_EnderdragonAction_HoldingPattern:
case e_EnderdragonAction_LandingApproach:
validTransition = true;
break;
default:
break;
};
break;
case e_EnderdragonAction_LandingApproach:
switch (action) {
case e_EnderdragonAction_Landing:
validTransition = true;
break;
default:
break;
};
break;
case e_EnderdragonAction_Landing:
switch (action) {
case e_EnderdragonAction_Sitting_Flaming:
case e_EnderdragonAction_Sitting_Scanning:
validTransition = true;
break;
default:
break;
};
break;
case e_EnderdragonAction_Takeoff:
switch (action) {
case e_EnderdragonAction_HoldingPattern:
validTransition = true;
break;
default:
break;
};
break;
case e_EnderdragonAction_Sitting_Flaming:
switch (action) {
case e_EnderdragonAction_Sitting_Scanning:
case e_EnderdragonAction_Sitting_Attacking:
case e_EnderdragonAction_Takeoff:
validTransition = true;
break;
default:
break;
};
break;
case e_EnderdragonAction_Sitting_Scanning:
switch (action) {
case e_EnderdragonAction_Sitting_Flaming:
case e_EnderdragonAction_Sitting_Attacking:
case e_EnderdragonAction_Takeoff:
validTransition = true;
break;
default:
break;
};
break;
case e_EnderdragonAction_Sitting_Attacking:
switch (action) {
case e_EnderdragonAction_Sitting_Flaming:
case e_EnderdragonAction_Sitting_Scanning:
case e_EnderdragonAction_Takeoff:
validTransition = true;
break;
default:
break;
};
break;
default:
break;
};
if (force || validTransition) {
entityData->set(DATA_ID_SYNCHED_ACTION, action);
} else {
app.DebugPrintf("EnderDragon: Invalid state transition from %d to %d\n",
getSynchedAction(), action);
}
return force || validTransition;
}
EnderDragon::EEnderdragonAction EnderDragon::getSynchedAction() {
return (EEnderdragonAction)entityData->getInteger(DATA_ID_SYNCHED_ACTION);
}
void EnderDragon::handleCrystalDestroyed(DamageSource* source) {
AABB* tempBB = AABB::newTemp(PODIUM_X_POS, 84.0, PODIUM_Z_POS,
PODIUM_X_POS + 1.0, 85.0, PODIUM_Z_POS + 1.0);
std::vector<std::shared_ptr<Entity> >* crystals = level->getEntitiesOfClass(
typeid(EnderCrystal), tempBB->grow(48, 40, 48));
m_remainingCrystalsCount = (int)crystals->size() - 1;
if (m_remainingCrystalsCount < 0) m_remainingCrystalsCount = 0;
delete crystals;
app.DebugPrintf("Crystal count is now %d\n", m_remainingCrystalsCount);
//--m_remainingCrystalsCount;
if (m_remainingCrystalsCount % 2 == 0) {
if (setSynchedAction(e_EnderdragonAction_LandingApproach)) {
if (m_currentPath != NULL) {
while (!m_currentPath->isDone()) {
m_currentPath->next();
}
}
m_actionTicks = 1;
#if PRINT_DRAGON_STATE_CHANGE_MESSAGES
app.DebugPrintf("Dragon action is now: LandingApproach\n");
#endif
}
} else if (source->getEntity() != NULL &&
source->getEntity()->instanceof(eTYPE_PLAYER)) {
if (setSynchedAction(e_EnderdragonAction_StrafePlayer)) {
attackTarget =
std::dynamic_pointer_cast<Player>(source->getEntity());
#if PRINT_DRAGON_STATE_CHANGE_MESSAGES
app.DebugPrintf("Dragon action is now: StrafePlayer\n");
#endif
strafeAttackTarget();
}
}
}
void EnderDragon::strafeAttackTarget() {
app.DebugPrintf("Setting path to strafe attack target\n");
int currentNodeIndex = findClosestNode();
int targetNodeIndex =
findClosestNode(attackTarget->x, attackTarget->y, attackTarget->z);
int finalXTarget = attackTarget->x;
int finalZTarget = attackTarget->z;
double xd = finalXTarget - x;
double zd = finalZTarget - z;
double sd = sqrt(xd * xd + zd * zd);
double ho = 0.4f + sd / 80.0f - 1;
if (ho > 10) ho = 10;
int finalYTarget = attackTarget->bb->y0 + ho;
Node finalNode(finalXTarget, finalYTarget, finalZTarget);
if (m_currentPath != NULL) delete m_currentPath;
m_currentPath = findPath(currentNodeIndex, targetNodeIndex, &finalNode);
if (m_currentPath != NULL) {
// Always skip the first node (as that's where we are already)
m_currentPath->next();
navigateToNextPathNode();
}
}
void EnderDragon::navigateToNextPathNode() {
if (m_currentPath != NULL && !m_currentPath->isDone()) {
Vec3* curr = m_currentPath->currentPos();
m_currentPath->next();
xTarget = curr->x;
if (getSynchedAction() == e_EnderdragonAction_LandingApproach &&
m_currentPath->isDone()) {
// When heading to the last node on the landing approach, we want
// the yCoord to be exact
yTarget = curr->y;
} else {
do {
yTarget = curr->y + random->nextFloat() * 20;
} while (yTarget < (curr->y));
}
zTarget = curr->z;
app.DebugPrintf("Path node pos is (%f,%f,%f)\n", curr->x, curr->y,
curr->z);
app.DebugPrintf("Setting new target to (%f,%f,%f)\n", xTarget, yTarget,
zTarget);
}
}
int EnderDragon::findClosestNode() {
// Setup all the nodes on the first time this is called
if (m_nodes->data[0] == NULL) {
// Path nodes for navigation
// 0 - 11 are the outer ring at 60 blocks from centre
// 12 - 19 are the middle ring at 40 blocks from centre
// 20 - 23 are the inner ring at 20 blocks from centre
int nodeX = 0;
int nodeY = 0;
int nodeZ = 0;
int multiplier = 0;
for (unsigned int i = 0; i < 24; ++i) {
int yAdjustment = 5;
multiplier = i;
if (i < 12) {
nodeX = 60 * Mth::cos(2 * (-PI + (PI / 12) * multiplier));
nodeZ = 60 * Mth::sin(2 * (-PI + (PI / 12) * multiplier));
} else if (i < 20) {
multiplier -= 12;
nodeX = 40 * Mth::cos(2 * (-PI + (PI / 8) * multiplier));
nodeZ = 40 * Mth::sin(2 * (-PI + (PI / 8) * multiplier));
yAdjustment +=
10; // Make the target well above the top of the towers
} else {
multiplier -= 20;
nodeX = 20 * Mth::cos(2 * (-PI + (PI / 4) * multiplier));
nodeZ = 20 * Mth::sin(2 * (-PI + (PI / 4) * multiplier));
}
// Fix for #77202 - TU9: Content: Gameplay: The Ender Dragon
// sometimes flies through terrain Add minimum height
nodeY =
std::max((level->seaLevel + 10),
level->getTopSolidBlock(nodeX, nodeZ) + yAdjustment);
app.DebugPrintf("Node %d is at (%d,%d,%d)\n", i, nodeX, nodeY,
nodeZ);
m_nodes->data[i] = new Node(nodeX, nodeY, nodeZ);
// level->setTile(nodeX,nodeY,nodeZ,Tile::obsidian_Id);
}
m_nodeAdjacency[0] = (1 << 11) | (1 << 1) | (1 << 12);
m_nodeAdjacency[1] = (1 << 0) | (1 << 2) | (1 << 13);
m_nodeAdjacency[2] = (1 << 1) | (1 << 3) | (1 << 13);
m_nodeAdjacency[3] = (1 << 2) | (1 << 4) | (1 << 14);
m_nodeAdjacency[4] = (1 << 3) | (1 << 5) | (1 << 15);
m_nodeAdjacency[5] = (1 << 4) | (1 << 6) | (1 << 15);
m_nodeAdjacency[6] = (1 << 5) | (1 << 7) | (1 << 16);
m_nodeAdjacency[7] = (1 << 6) | (1 << 8) | (1 << 17);
m_nodeAdjacency[8] = (1 << 7) | (1 << 9) | (1 << 17);
m_nodeAdjacency[9] = (1 << 8) | (1 << 10) | (1 << 18);
m_nodeAdjacency[10] = (1 << 9) | (1 << 11) | (1 << 19);
m_nodeAdjacency[11] = (1 << 10) | (1 << 0) | (1 << 19);
m_nodeAdjacency[12] = (1 << 0) | (1 << 13) | (1 << 20) | (1 << 19);
m_nodeAdjacency[13] =
(1 << 1) | (1 << 2) | (1 << 14) | (1 << 21) | (1 << 20) | (1 << 12);
m_nodeAdjacency[14] = (1 << 3) | (1 << 15) | (1 << 21) | (1 << 13);
m_nodeAdjacency[15] =
(1 << 4) | (1 << 5) | (1 << 16) | (1 << 22) | (1 << 21) | (1 << 14);
m_nodeAdjacency[16] = (1 << 6) | (1 << 17) | (1 << 22) | (1 << 15);
m_nodeAdjacency[17] =
(1 << 7) | (1 << 8) | (1 << 18) | (1 << 23) | (1 << 22) | (1 << 16);
m_nodeAdjacency[18] = (1 << 9) | (1 << 19) | (1 << 23) | (1 << 17);
m_nodeAdjacency[19] = (1 << 10) | (1 << 11) | (1 << 12) | (1 << 20) |
(1 << 23) | (1 << 18);
m_nodeAdjacency[20] = (1 << 12) | (1 << 13) | (1 << 21) | (1 << 22) |
(1 << 23) | (1 << 19);
m_nodeAdjacency[21] = (1 << 14) | (1 << 15) | (1 << 22) | (1 << 23) |
(1 << 20) | (1 << 13);
m_nodeAdjacency[22] = (1 << 15) | (1 << 16) | (1 << 17) | (1 << 23) |
(1 << 20) | (1 << 21);
m_nodeAdjacency[23] = (1 << 17) | (1 << 18) | (1 << 19) | (1 << 20) |
(1 << 21) | (1 << 22);
}
return findClosestNode(x, y, z);
}
int EnderDragon::findClosestNode(double tX, double tY, double tZ) {
float closestDist = 100.0f;
int closestIndex = 0;
Node* currentPos = new Node((int)floor(tX), (int)floor(tY), (int)floor(tZ));
int startIndex = 0;
if (m_remainingCrystalsCount <= 0) {
// If not crystals are left then we try and stay in the middle ring and
// avoid the outer ring
startIndex = 12;
}
for (unsigned int i = startIndex; i < 24; ++i) {
if (m_nodes->data[i] != NULL) {
float dist = m_nodes->data[i]->distanceTo(currentPos);
if (dist < closestDist) {
closestDist = dist;
closestIndex = i;
}
}
}
delete currentPos;
return closestIndex;
}
// 4J Stu - A* taken from PathFinder and modified
Path* EnderDragon::findPath(int startIndex, int endIndex,
Node* finalNode /* = NULL */) {
for (unsigned int i = 0; i < 24; ++i) {
Node* n = m_nodes->data[i];
n->closed = false;
n->f = 0;
n->g = 0;
n->h = 0;
n->cameFrom = NULL;
n->heapIdx = -1;
}
Node* from = m_nodes->data[startIndex];
Node* to = m_nodes->data[endIndex];
from->g = 0;
from->h = from->distanceTo(to);
from->f = from->h;
openSet->clear();
openSet->insert(from);
Node* closest = from;
int minimumNodeIndex = 0;
if (m_remainingCrystalsCount <= 0) {
// If not crystals are left then we try and stay in the middle ring and
// avoid the outer ring
minimumNodeIndex = 12;
}
while (!openSet->isEmpty()) {
Node* x = openSet->pop();
if (x->equals(to)) {
app.DebugPrintf("Found path from %d to %d\n", startIndex, endIndex);
if (finalNode != NULL) {
finalNode->cameFrom = to;
to = finalNode;
}
return reconstruct_path(from, to);
}
if (x->distanceTo(to) < closest->distanceTo(to)) {
closest = x;
}
x->closed = true;
unsigned int xIndex = 0;
for (unsigned int i = 0; i < 24; ++i) {
if (m_nodes->data[i] == x) {
xIndex = i;
break;
}
}
for (int i = minimumNodeIndex; i < 24; i++) {
if (m_nodeAdjacency[xIndex] & (1 << i)) {
Node* y = m_nodes->data[i];
if (y->closed) continue;
float tentative_g_score = x->g + x->distanceTo(y);
if (!y->inOpenSet() || tentative_g_score < y->g) {
y->cameFrom = x;
y->g = tentative_g_score;
y->h = y->distanceTo(to);
if (y->inOpenSet()) {
openSet->changeCost(y, y->g + y->h);
} else {
y->f = y->g + y->h;
openSet->insert(y);
}
}
}
}
}
if (closest == from) return NULL;
app.DebugPrintf("Failed to find path from %d to %d\n", startIndex,
endIndex);
if (finalNode != NULL) {
finalNode->cameFrom = closest;
closest = finalNode;
}
return reconstruct_path(from, closest);
}
// function reconstruct_path(came_from,current_node)
Path* EnderDragon::reconstruct_path(Node* from, Node* to) {
int count = 1;
Node* n = to;
while (n->cameFrom != NULL) {
count++;
n = n->cameFrom;
}
NodeArray nodes = NodeArray(count);
n = to;
nodes.data[--count] = n;
while (n->cameFrom != NULL) {
n = n->cameFrom;
nodes.data[--count] = n;
}
Path* ret = new Path(nodes);
delete[] nodes.data;
return ret;
}
void EnderDragon::addAdditonalSaveData(CompoundTag* entityTag) {
app.DebugPrintf("Adding EnderDragon additional save data\n");
entityTag->putShort(L"RemainingCrystals", m_remainingCrystalsCount);
entityTag->putInt(L"DragonState", (int)getSynchedAction());
Mob::addAdditonalSaveData(entityTag);
}
void EnderDragon::readAdditionalSaveData(CompoundTag* tag) {
app.DebugPrintf("Reading EnderDragon additional save data\n");
m_remainingCrystalsCount = tag->getShort(L"RemainingCrystals");
if (!tag->contains(L"RemainingCrystals"))
m_remainingCrystalsCount = CRYSTAL_COUNT;
if (tag->contains(L"DragonState"))
setSynchedAction((EEnderdragonAction)tag->getInt(L"DragonState"), true);
Mob::readAdditionalSaveData(tag);
}
float EnderDragon::getTilt(float a) {
float tilt = 0.0f;
// if( getSynchedAction() == e_EnderdragonAction_Sitting_Flaming ||
// getSynchedAction() == e_EnderdragonAction_Sitting_Scanning ||
// getSynchedAction() == e_EnderdragonAction_Sitting_Attacking)
//{
// tilt = -25.0f;
// xRot = -25.0f;
// }
// else
{
double latencyPosAcomponents[3], latencyPosBcomponents[3];
doubleArray latencyPosA = doubleArray(latencyPosAcomponents, 3);
doubleArray latencyPosB = doubleArray(latencyPosBcomponents, 3);
getLatencyPos(latencyPosA, 5, a);
getLatencyPos(latencyPosB, 10, a);
tilt = (latencyPosA[1] - latencyPosB[1]) * 10;
}
// app.DebugPrintf("Tilt is %f\n", tilt);
return tilt;
}
double EnderDragon::getHeadYOffset(float a) {
double headYOffset = 0.0;
if (getSynchedAction() == e_EnderdragonAction_Sitting_Flaming ||
getSynchedAction() == e_EnderdragonAction_Sitting_Scanning ||
getSynchedAction() == e_EnderdragonAction_Sitting_Attacking) {
headYOffset = -1.0;
} else {
double p1components[3];
doubleArray p1 = doubleArray(p1components, 3);
getLatencyPos(p1, 5, 1);
double p0components[3];
doubleArray p0 = doubleArray(p0components, 3);
getLatencyPos(p0, 0, 1);
headYOffset = (p0[1] - p1[1]) * 1;
}
// app.DebugPrintf("headYOffset is %f\n", headYOffset);
return headYOffset;
}
double EnderDragon::getHeadYRotDiff(float a) {
double result = 0.0;
// if( getSynchedAction() == e_EnderdragonAction_Sitting_Flaming ||
// getSynchedAction() == e_EnderdragonAction_Sitting_Scanning ||
// getSynchedAction() == e_EnderdragonAction_Sitting_Attacking)
//{
// result = m_headYRot;
// }
return result;
}
double EnderDragon::getHeadPartYOffset(int partIndex, doubleArray bodyPos,
doubleArray partPos) {
double result = 0.0;
if (getSynchedAction() == e_EnderdragonAction_Landing ||
getSynchedAction() == e_EnderdragonAction_Takeoff) {
int eggHeight = level->getTopSolidBlock(
PODIUM_X_POS, PODIUM_Z_POS); // level->getHeightmap(4,4);
float dist =
sqrt(distanceToSqr(PODIUM_X_POS, eggHeight, PODIUM_Z_POS)) / 4;
if (dist < 1.0f) dist = 1.0f;
result = partIndex / dist;
// app.DebugPrintf("getHeadPartYOffset - dist = %f, result = %f (%d)\n",
// dist, result, partIndex);
} else if (getSynchedAction() == e_EnderdragonAction_Sitting_Flaming ||
getSynchedAction() == e_EnderdragonAction_Sitting_Scanning ||
getSynchedAction() == e_EnderdragonAction_Sitting_Attacking) {
result = partIndex;
} else {
if (partIndex == 6) {
result = 0.0;
} else {
result = partPos[1] - bodyPos[1];
}
}
// app.DebugPrintf("Part %d is at %f\n", partIndex, result);
return result;
}
double EnderDragon::getHeadPartYRotDiff(int partIndex, doubleArray bodyPos,
doubleArray partPos) {
double result = 0.0;
// if( getSynchedAction() == e_EnderdragonAction_Sitting_Flaming ||
// getSynchedAction() == e_EnderdragonAction_Sitting_Scanning ||
// getSynchedAction() == e_EnderdragonAction_Sitting_Attacking)
//{
// result = m_headYRot / (7 - partIndex);
// }
// else
{
result = partPos[0] - bodyPos[0];
}
// app.DebugPrintf("Part %d is at %f\n", partIndex, result);
return result;
}
Vec3* EnderDragon::getHeadLookVector(float a) {
Vec3* result = NULL;
if (getSynchedAction() == e_EnderdragonAction_Landing ||
getSynchedAction() == e_EnderdragonAction_Takeoff) {
int eggHeight = level->getTopSolidBlock(
PODIUM_X_POS, PODIUM_Z_POS); // level->getHeightmap(4,4);
float dist =
sqrt(distanceToSqr(PODIUM_X_POS, eggHeight, PODIUM_Z_POS)) / 4;
if (dist < 1.0f) dist = 1.0f;
// The 6.0f is dragon->getHeadPartYOffset(6, start, p)
float yOffset = 6.0f / dist;
double xRotTemp = xRot;
double rotScale = 1.5f;
xRot = -yOffset * rotScale * 5.0f;
double yRotTemp = yRot;
yRot += getHeadYRotDiff(a);
result = getViewVector(a);
xRot = xRotTemp;
yRot = yRotTemp;
} else if (getSynchedAction() == e_EnderdragonAction_Sitting_Flaming ||
getSynchedAction() == e_EnderdragonAction_Sitting_Scanning ||
getSynchedAction() == e_EnderdragonAction_Sitting_Attacking) {
double xRotTemp = xRot;
double rotScale = 1.5f;
// The 6.0f is dragon->getHeadPartYOffset(6, start, p)
xRot = -6.0f * rotScale * 5.0f;
double yRotTemp = yRot;
yRot += getHeadYRotDiff(a);
result = getViewVector(a);
xRot = xRotTemp;
yRot = yRotTemp;
} else {
result = getViewVector(a);
}
return result;
}
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