1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
|
#include "Bird.h"
#include "../../ILevelHandler.h"
#include "../Player.h"
#include "../Enemies/EnemyBase.h"
#include "../Weapons/BlasterShot.h"
using namespace Jazz2::Tiles;
namespace Jazz2::Actors::Environment
{
Bird::Bird()
: _owner(nullptr), _fireCooldown(60.0f), _attackTime(0.0f)
{
}
void Bird::Preload(const ActorActivationDetails& details)
{
std::uint8_t type = details.Params[0];
switch (type) {
case 0: // Chuck (red)
PreloadMetadataAsync("Object/BirdChuck"_s);
break;
case 1: // Birdy (yellow)
PreloadMetadataAsync("Object/BirdBirdy"_s);
break;
}
}
Task<bool> Bird::OnActivatedAsync(const ActorActivationDetails& details)
{
SetState(ActorState::SkipPerPixelCollisions, true);
SetState(ActorState::CollideWithTileset | ActorState::CollideWithSolidObjects | ActorState::CollideWithOtherActors | ActorState::ApplyGravitation, false);
_type = details.Params[0];
std::uint8_t playerIndex = details.Params[1];
auto players = _levelHandler->GetPlayers();
for (auto* player : _levelHandler->GetPlayers()) {
if (player->GetPlayerIndex() == playerIndex) {
_owner = player;
break;
}
}
switch (_type) {
case 0: // Chuck (red)
async_await RequestMetadataAsync("Object/BirdChuck"_s);
break;
case 1: // Birdy (yellow)
async_await RequestMetadataAsync("Object/BirdBirdy"_s);
break;
}
SetAnimation(AnimState::Idle);
async_return true;
}
void Bird::OnUpdate(float timeMult)
{
if (_owner == nullptr) {
// Fly away
if (_fireCooldown <= 0.0f) {
DecreaseHealth(INT32_MAX);
} else {
_fireCooldown -= timeMult;
MoveInstantly(Vector2f((IsFacingLeft() ? -8.0f : 8.0f) * timeMult, -1.0f * timeMult), MoveType::Relative | MoveType::Force);
_renderer.setScale(_renderer.scale() + 0.014f * timeMult);
}
return;
}
if (_type == 1 && _attackTime > 0.0f) {
// Attack
MoveInstantly(Vector2f(_speed.X * timeMult, _speed.Y * timeMult), MoveType::Relative | MoveType::Force);
_attackTime -= timeMult;
if (_attackTime <= 0.0f) {
SetAnimation(AnimState::Idle);
SetState(ActorState::CollideWithOtherActors, false);
_renderer.setRotation(0.0f);
}
} else {
// Follow player
Vector2f targetPos = _owner->GetPos();
bool playerFacingLeft = _owner->IsFacingLeft();
if (playerFacingLeft) {
targetPos.X += 55.0f;
} else {
targetPos.X -= 55.0f;
}
targetPos.Y -= 50.0f;
if (IsFacingLeft() != playerFacingLeft) {
SetFacingLeft(playerFacingLeft);
_fireCooldown = 40.0f;
}
targetPos.X = lerp(_pos.X, targetPos.X, 0.02f * timeMult);
targetPos.Y = lerp(_pos.Y, targetPos.Y, 0.02f * timeMult);
MoveInstantly(targetPos, MoveType::Absolute | MoveType::Force);
}
// Fire
if (_fireCooldown <= 0.0f) {
TryFire();
} else {
_fireCooldown -= timeMult;
}
}
void Bird::OnAnimationFinished()
{
ActorBase::OnAnimationFinished();
PlaySfx("Fly"_s, 0.3f);
}
bool Bird::OnHandleCollision(std::shared_ptr<ActorBase> other)
{
if (_attackTime > 0.0f && !other->IsInvulnerable()) {
if (auto* enemy = runtime_cast<Enemies::EnemyBase>(other.get())) {
enemy->DecreaseHealth(1, this);
SetAnimation(AnimState::Idle);
_attackTime = 0.0f;
SetState(ActorState::CollideWithOtherActors, false);
_renderer.setRotation(0.0f);
return true;
}
}
return ActorBase::OnHandleCollision(std::move(other));
}
void Bird::FlyAway()
{
_owner = nullptr;
_fireCooldown = 300.0f;
if (_attackTime > 0.0f) {
SetAnimation(AnimState::Idle);
_attackTime = 0.0f;
SetState(ActorState::CollideWithOtherActors, false);
_renderer.setRotation(0.0f);
}
}
void Bird::TryFire()
{
_levelHandler->FindCollisionActorsByRadius(_pos.X, _pos.Y, 260.0f, [this](ActorBase* actor) {
if (auto* enemy = runtime_cast<Enemies::EnemyBase>(actor)) {
Vector2f newPos = enemy->GetPos();
if (IsFacingLeft() ? (newPos.X > _pos.X) : (newPos.X < _pos.X)) {
return true;
}
switch (_type) {
case 0: { // Chuck (red)
SetState(ActorState::CollideWithTileset, true);
TileCollisionParams params = { TileDestructType::None, true };
if (_levelHandler->IsPositionEmpty(this, AABBf(_pos.X - 2.0f, _pos.Y - 2.0f, _pos.X + 2.0f, _pos.Y + 2.0f), params)) {
uint8_t shotParams[1] = { 0 };
std::shared_ptr<ActorBase> sharedOwner = _owner->shared_from_this();
std::shared_ptr<Weapons::BlasterShot> shot1 = std::make_shared<Weapons::BlasterShot>();
shot1->OnActivated(ActorActivationDetails(
_levelHandler,
Vector3i((std::int32_t)_pos.X, (std::int32_t)_pos.Y, _renderer.layer() - 2),
shotParams
));
shot1->OnFire(sharedOwner, _pos, _speed, 0.0f, IsFacingLeft());
_levelHandler->AddActor(shot1);
std::shared_ptr<Weapons::BlasterShot> shot2 = std::make_shared<Weapons::BlasterShot>();
shot2->OnActivated(ActorActivationDetails(
_levelHandler,
Vector3i((std::int32_t)_pos.X, (std::int32_t)_pos.Y, _renderer.layer() - 2),
shotParams
));
shot2->OnFire(sharedOwner, _pos, _speed, IsFacingLeft() ? -0.18f : 0.18f, IsFacingLeft());
_levelHandler->AddActor(shot2);
PlaySfx("Fire"_s, 0.5f);
_fireCooldown = 32.0f;
}
SetState(ActorState::CollideWithTileset, false);
break;
}
case 1: { // Birdy (yellow)
SetAnimation(AnimState::Shoot);
Vector2f attackSpeed = (newPos - _pos).Normalize();
_speed.X = attackSpeed.X * 6.0f;
_speed.Y = attackSpeed.Y * 6.0f;
float angle = atan2f(_speed.Y, _speed.X);
if (IsFacingLeft()) {
angle += fPi;
}
_renderer.setRotation(angle);
float distance = (newPos - _pos).Length();
_attackTime = distance * 0.2f;
_fireCooldown = 140.0f;
SetState(ActorState::CollideWithOtherActors, true);
break;
}
}
}
return true;
});
}
}
|
