def apply_start_effect(self, game_state: GameState,
buffed_entity: WorldEntity,
buffed_npc: NonPlayerCharacter):
buffed_npc.stun_status.add_one()
buffed_entity.set_not_moving()
game_state.game_world.visual_effects.append(
create_visual_stun_text(buffed_entity))
def create_item_on_ground(item_id: ItemId, pos: Tuple[int,
int]) -> ItemOnGround:
item_type = item_id.item_type
entity = WorldEntity(pos, ITEM_ENTITY_SIZE,
get_item_data_by_type(item_type).entity_sprite)
entity.view_z = 1 # It should be rendered below all other entities
return ItemOnGround(entity, item_id)
def apply_start_effect(self, game_state: GameState,
buffed_entity: WorldEntity,
buffed_npc: NonPlayerCharacter):
if buffed_npc:
buffed_npc.stun_status.add_one()
else:
game_state.player_state.stun_status.add_one()
buffed_entity.set_not_moving()
def apply_start_effect(self, game_state: GameState,
buffed_entity: WorldEntity,
buffed_npc: NonPlayerCharacter):
buffed_npc.stun_status.add_one()
buffed_entity.set_not_moving()
effect_position = buffed_entity.get_center_position()
game_state.game_world.visual_effects.append(
VisualRect((250, 250, 50), effect_position, 30, 40, Millis(100), 1,
buffed_entity))
game_state.game_world.visual_effects.append(
create_visual_stun_text(buffed_entity))
def control_npc(self, game_state: GameState, npc: NonPlayerCharacter,
player_entity: WorldEntity, _is_player_invisible: bool,
time_passed: Millis):
if npc.stun_status.is_stunned():
return
self._summon_trait.update(npc, game_state, time_passed)
self._random_walk_trait.update(npc, game_state, time_passed)
self._time_since_healing += time_passed
self._time_since_shoot += time_passed
if self._time_since_healing > self._healing_cooldown:
self._time_since_healing = 0
self._healing_cooldown = self._random_healing_cooldown()
necro_center_pos = npc.world_entity.get_center_position()
nearby_hurt_enemies = [
e for e in game_state.game_world.non_player_characters
if e.is_enemy and is_x_and_y_within_distance(
necro_center_pos, e.world_entity.get_center_position(),
200) and e != npc and not e.health_resource.is_at_max()
]
if nearby_hurt_enemies:
healing_target = nearby_hurt_enemies[0]
healing_target.health_resource.gain(5)
healing_target_pos = healing_target.world_entity.get_center_position(
)
visual_line = VisualLine((80, 200, 150), necro_center_pos,
healing_target_pos, Millis(350), 3)
game_state.game_world.visual_effects.append(visual_line)
play_sound(SoundId.ENEMY_NECROMANCER_HEAL)
if self._time_since_shoot > self._shoot_cooldown:
self._time_since_shoot = 0
self._shoot_cooldown = self._random_shoot_cooldown()
npc.world_entity.direction = get_directions_to_position(
npc.world_entity, player_entity.get_position())[0]
npc.world_entity.set_not_moving()
center_position = npc.world_entity.get_center_position()
distance_from_enemy = 35
projectile_pos = translate_in_direction(
get_position_from_center_position(center_position,
PROJECTILE_SIZE),
npc.world_entity.direction, distance_from_enemy)
projectile_speed = 0.2
projectile_entity = WorldEntity(projectile_pos, PROJECTILE_SIZE,
Sprite.NONE,
npc.world_entity.direction,
projectile_speed)
projectile = Projectile(
projectile_entity,
create_projectile_controller(PROJECTILE_TYPE))
game_state.game_world.projectile_entities.append(projectile)
play_sound(SoundId.ENEMY_ATTACK_NECRO)
def apply_start_effect(self, game_state: GameState,
buffed_entity: WorldEntity,
buffed_npc: NonPlayerCharacter):
visual_effect = VisualCircle((220, 220, 50),
buffed_entity.get_center_position(), 9,
16, Millis(250), 2)
game_state.game_world.visual_effects.append(visual_effect)
game_state.game_world.visual_effects.append(
create_visual_stun_text(buffed_entity))
buffed_npc.stun_status.add_one()
buffed_entity.set_not_moving()
def update_world_entity_position_within_game_world(self,
entity: WorldEntity,
time_passed: Millis):
new_position = entity.get_new_position_according_to_dir_and_speed(
time_passed)
if new_position:
new_pos_within_world = self.get_within_world(
new_position, (entity.pygame_collision_rect.w,
entity.pygame_collision_rect.h))
if not self.would_entity_collide_if_new_pos(
entity, new_pos_within_world):
entity.set_position(new_pos_within_world)
def apply_middle_effect(self, game_state: GameState, buffed_entity: WorldEntity, buffed_npc: NonPlayerCharacter,
time_passed: Millis):
self._time_since_graphics += time_passed
if self._time_since_graphics > 800:
game_state.game_world.visual_effects.append(
VisualRect((0, 100, 200), buffed_entity.get_center_position(), 50, 50, Millis(400), 1, buffed_entity))
self._time_since_graphics = 0
def apply_middle_effect(self, game_state: GameState, buffed_entity: WorldEntity, buffed_npc: NonPlayerCharacter,
time_passed: Millis):
self.time_since_start += time_passed
if not self.has_spawn_happened and self.time_since_start > DELAY / 2:
self.has_spawn_happened = True
game_state.game_world.visual_effects += create_teleport_effects(buffed_entity.get_center_position())
play_sound(SoundId.ABILITY_TELEPORT)
def __init__(self,
npc_type: NpcType,
world_entity: WorldEntity,
health_resource: HealthOrManaResource,
npc_mind,
npc_category: NpcCategory,
enemy_loot_table: Optional[LootTableId],
death_sound_id: Optional[SoundId],
max_distance_allowed_from_start_position: Optional[int],
is_boss: bool = False):
self.npc_type = npc_type
self.world_entity = world_entity
self.health_resource = health_resource
self.npc_mind = npc_mind
self.active_buffs: List[BuffWithDuration] = []
self.invulnerable: bool = False
self.stun_status = StunStatus()
self.npc_category = npc_category
self.is_enemy = npc_category == NpcCategory.ENEMY
self.is_neutral = npc_category == NpcCategory.NEUTRAL
self.enemy_loot_table = enemy_loot_table
self.death_sound_id = death_sound_id
self.start_position = world_entity.get_position(
) # Only for neutral NPC
self.max_distance_allowed_from_start_position = max_distance_allowed_from_start_position # Only for neutral NPC
self.is_boss: bool = is_boss
self.quest_giver_state: Optional[
QuestGiverState] = None # Only for neutral NPC
def get_next_waypoint_along_path(self, agent_entity: WorldEntity) -> Optional[Tuple[int, int]]:
if self.path:
# -----------------------------------------------
# 1: Remove first waypoint if close enough to it
# -----------------------------------------------
# TODO: Does this cause problems for specific entity sizes / movement speeds?
closeness_margin = 50
if is_x_and_y_within_distance(agent_entity.get_position(), self.path[0], closeness_margin):
# print("Popping " + str(self.path[0]) + " as I'm so close to it.")
self.path.pop(0)
if self.path:
# print("After popping, returning " + str(self.path[0]))
return self.path[0]
else:
# print("no path after popping. stopping.")
return None
# -----------------------------------------------
# 2: Remove first waypoint if it's opposite direction of second waypoint
# -----------------------------------------------
if len(self.path) >= 2:
dir_to_waypoint_0 = get_directions_to_position(agent_entity, self.path[0])[0]
dir_to_waypoint_1 = get_directions_to_position(agent_entity, self.path[1])[0]
if dir_to_waypoint_0 == get_opposite_direction(dir_to_waypoint_1):
# print("Not gonna go back. Popping " + str(self.path[0]))
self.path.pop(0)
# print("Popped first position. Next waypoint: " + str(self.path[0]))
return self.path[0]
if self.path:
return self.path[0]
else:
# print("no path found. stopping.")
return None
# print("Leaked through. returning none")
return None
def _would_collide_with_dir(direction: Direction, agent_entity: WorldEntity, game_state: GameState):
# TODO Is this too naive to work?
future_time = Millis(100)
future_pos = agent_entity.get_new_position_according_to_other_dir_and_speed(direction, future_time)
future_pos_within_world = game_state.game_world.get_within_world(
future_pos, (agent_entity.pygame_collision_rect.w, agent_entity.pygame_collision_rect.h))
would_collide = game_state.game_world.would_entity_collide_if_new_pos(agent_entity, future_pos_within_world)
return would_collide
def apply_middle_effect(self, game_state: GameState, buffed_entity: WorldEntity, buffed_npc: NonPlayerCharacter,
time_passed: Millis):
if self.graphics_timer.update_and_check_if_ready(time_passed):
position = buffed_entity.get_center_position()
visual_effect1 = VisualCircle((0, 40, 100), position, 9, 16, Millis(400), 2, buffed_entity)
visual_effect2 = VisualCircle((0, 90, 180), position, 9, 16, Millis(500), 2, buffed_entity)
game_state.game_world.visual_effects.append(visual_effect1)
game_state.game_world.visual_effects.append(visual_effect2)
def apply_start_effect(self, game_state: GameState,
buffed_entity: WorldEntity,
buffed_npc: NonPlayerCharacter):
game_state.player_state.stun_status.add_one()
game_state.game_world.player_entity.set_not_moving()
game_state.game_world.player_entity.visible = False
game_state.game_world.visual_effects += create_teleport_effects(
buffed_entity.get_center_position())
def apply_middle_effect(self, game_state: GameState,
buffed_entity: WorldEntity,
buffed_npc: NonPlayerCharacter,
time_passed: Millis):
if self._timer.update_and_check_if_ready(time_passed):
deal_player_damage_to_enemy(game_state, buffed_npc, DAMAGE,
DamageType.MAGIC)
pos = buffed_entity.get_center_position()
effect = VisualCircle((100, 150, 100), pos, 40, 50, Millis(500), 1)
game_state.game_world.visual_effects += [effect]
def apply_middle_effect(self, game_state: GameState, buffed_entity: WorldEntity, buffed_npc: NonPlayerCharacter,
time_passed: Millis):
if self.dmg_timer.update_and_check_if_ready(time_passed):
deal_player_damage_to_enemy(game_state, buffed_npc, TICK_DMG, DamageType.MAGIC, damage_source=DAMAGE_SOURCE)
if self.graphics_timer.update_and_check_if_ready(time_passed):
position = buffed_entity.get_center_position()
visual_effect1 = VisualCircle((0, 100, 40), position, 9, 16, Millis(400), 2, buffed_entity)
visual_effect2 = VisualCircle((0, 180, 90), position, 9, 16, Millis(500), 2, buffed_entity)
game_state.game_world.visual_effects.append(visual_effect1)
game_state.game_world.visual_effects.append(visual_effect2)
def update_path_towards_target(self, agent_entity: WorldEntity, game_state: GameState, target_entity: WorldEntity):
agent_cell = _translate_world_position_to_cell(agent_entity.get_position(),
game_state.game_world.entire_world_area)
target_cell = _translate_world_position_to_cell(target_entity.get_position(),
game_state.game_world.entire_world_area)
agent_cell_size = (agent_entity.pygame_collision_rect.w // GRID_CELL_WIDTH + 1,
agent_entity.pygame_collision_rect.h // GRID_CELL_WIDTH + 1)
self.global_path_finder.register_entity_size(agent_cell_size)
path_with_cells = self.global_path_finder.run(agent_cell_size, agent_cell, target_cell)
if path_with_cells:
# Note: Cells are expressed in non-negative values (and need to be translated to game world coordinates)
path = [_translate_cell_to_world_position(cell, game_state.game_world.entire_world_area) for cell in
path_with_cells]
if DEBUG_RENDER_PATHFINDING:
_add_visual_lines_along_path(game_state, path)
self.path = path
else:
self.path = None
def create_money_pile_on_ground(amount: int,
pos: Tuple[int, int]) -> MoneyPileOnGround:
if amount == 1:
sprite = Sprite.COINS_1
elif amount == 2:
sprite = Sprite.COINS_2
else:
sprite = Sprite.COINS_5
return MoneyPileOnGround(WorldEntity(pos, ITEM_ENTITY_SIZE, sprite),
amount)
def control_npc(self, game_state: GameState, npc: NonPlayerCharacter, player_entity: WorldEntity,
is_player_invisible: bool, time_passed: Millis):
if npc.stun_status.is_stunned():
return
super().control_npc(game_state, npc, player_entity, is_player_invisible, time_passed)
self._time_since_state_change += time_passed
if self._state == State.BASE:
if self._time_since_state_change > NpcMind.STATE_DURATION_BASE:
self._time_since_state_change -= NpcMind.STATE_DURATION_BASE
self._state = State.FIRING
npc.gain_buff_effect(get_buff_effect(BUFF_STUNNED),
Millis(NpcMind.STATE_DURATION_FIRING))
return
elif self._state == State.FIRING:
if self._time_since_state_change > NpcMind.STATE_DURATION_FIRING:
self._time_since_state_change -= NpcMind.STATE_DURATION_FIRING
self._state = State.BASE
return
self._time_since_fired += time_passed
if self._time_since_fired > NpcMind.FIRE_COOLDOWN:
self._time_since_fired -= NpcMind.FIRE_COOLDOWN
directions_to_player = get_directions_to_position(npc.world_entity, player_entity.get_position())
new_direction = directions_to_player[0]
if random.random() < 0.1 and directions_to_player[1] is not None:
new_direction = directions_to_player[1]
npc.world_entity.direction = new_direction
npc.world_entity.set_not_moving()
center_position = npc.world_entity.get_center_position()
distance_from_enemy = 35
projectile_pos = translate_in_direction(
get_position_from_center_position(center_position, PROJECTILE_SIZE),
npc.world_entity.direction, distance_from_enemy)
projectile_speed = 0.3
projectile_entity = WorldEntity(projectile_pos, PROJECTILE_SIZE, Sprite.NONE,
npc.world_entity.direction, projectile_speed)
projectile = Projectile(projectile_entity, create_projectile_controller(PROJECTILE_TYPE))
game_state.game_world.projectile_entities.append(projectile)
play_sound(SoundId.ENEMY_MAGIC_SKELETON_BOSS)
def deal_npc_damage(damage_amount: float, damage_type: DamageType,
game_state: GameState, attacker_entity: WorldEntity,
attacker_npc: NonPlayerCharacter, target: EnemyTarget):
attacker_position = attacker_entity.get_center_position()
game_state.game_world.visual_effects.append(
VisualRect((200, 0, 0), attacker_position, 50, 50, Millis(200), 3,
attacker_entity))
if target.non_enemy_npc:
deal_npc_damage_to_npc(game_state, target.non_enemy_npc, damage_amount)
else:
deal_damage_to_player(game_state, damage_amount, damage_type,
attacker_npc)
def apply_middle_effect(self, game_state: GameState,
buffed_entity: WorldEntity,
buffed_npc: NonPlayerCharacter,
time_passed: Millis):
if self.timer.update_and_check_if_ready(time_passed):
deal_player_damage_to_enemy(game_state, buffed_npc,
DAMAGE_PER_TICK, DamageType.PHYSICAL)
if self.should_stun:
effect_position = buffed_entity.get_center_position()
game_state.game_world.visual_effects.append(
VisualRect((250, 250, 50), effect_position, 30, 40,
Millis(100), 1, buffed_entity))
def apply_middle_effect(self, game_state: GameState,
buffed_entity: WorldEntity,
buffed_npc: NonPlayerCharacter,
time_passed: Millis):
if self.timer.update_and_check_if_ready(time_passed):
visual_effect = VisualCircle((
250,
0,
0,
), buffed_entity.get_center_position(), 25, 30, Millis(350), 1,
buffed_entity)
game_state.game_world.visual_effects.append(visual_effect)
def apply_middle_effect(self, game_state: GameState,
buffed_entity: WorldEntity,
buffed_npc: NonPlayerCharacter,
time_passed: Millis) -> bool:
if self.timer.update_and_check_if_ready(time_passed):
visual_effect = VisualCircle(
(250, 250, 250), buffed_entity.get_center_position(),
self.graphics_size, self.graphics_size + 10, Millis(70), 2,
None)
self.graphics_size -= 7
game_state.game_world.visual_effects.append(visual_effect)
return False
def apply_middle_effect(self, game_state: GameState,
buffed_entity: WorldEntity,
buffed_npc: NonPlayerCharacter,
time_passed: Millis):
self.time_since_start += time_passed
if not self.has_teleport_happened and self.time_since_start > PORTAL_DELAY / 2:
self.has_teleport_happened = True
game_state.game_world.warp_points = []
game_state.game_world.player_entity.set_position(self.destination)
game_state.game_world.visual_effects += create_teleport_effects(
buffed_entity.get_center_position())
play_sound(SoundId.WARP)
def _apply_ability(game_state: GameState) -> AbilityResult:
player_entity = game_state.game_world.player_entity
distance_from_player = 35
projectile_pos = translate_in_direction(
get_position_from_center_position(player_entity.get_center_position(), PROJECTILE_SIZE),
player_entity.direction,
distance_from_player)
projectile_speed = 0.2
entity = WorldEntity(projectile_pos, PROJECTILE_SIZE, PROJECTILE_SPRITE, player_entity.direction,
projectile_speed)
projectile = Projectile(entity, create_projectile_controller(PROJECTILE_TYPE))
game_state.game_world.projectile_entities.append(projectile)
effect_position = (projectile_pos[0] + PROJECTILE_SIZE[0] // 2,
projectile_pos[1] + PROJECTILE_SIZE[1] // 2)
game_state.game_world.visual_effects.append(VisualCircle((250, 150, 50), effect_position, 9, 18, Millis(80), 0))
return AbilityWasUsedSuccessfully()
def create_npc(npc_type: NpcType, pos: Tuple[int, int]) -> NonPlayerCharacter:
data: NpcData = NON_PLAYER_CHARACTERS[npc_type]
entity = WorldEntity(pos, data.size, data.sprite, Direction.LEFT,
data.speed)
# TODO is this global pathfinder a problem for handling dungeons that exist in parallel with the main map?
global_path_finder = get_global_path_finder()
npc_mind = create_npc_mind(npc_type, global_path_finder)
health_resource = HealthOrManaResource(data.max_health, data.health_regen)
return NonPlayerCharacter(npc_type,
entity,
health_resource,
npc_mind,
data.npc_category,
data.enemy_loot_table,
data.death_sound_id,
data.max_distance_allowed_from_start_position,
is_boss=data.is_boss)
def get_target(agent_entity: WorldEntity,
game_state: GameState) -> EnemyTarget:
# Enemies should prioritize attacking a summon over attacking the player
player_summons = [
npc for npc in game_state.game_world.non_player_characters
if npc.npc_category == NpcCategory.PLAYER_SUMMON
]
if player_summons:
player_summon = player_summons[0]
agent_position = agent_entity.get_position()
distance_to_npc_target = get_manhattan_distance(
player_summon.world_entity.get_position(), agent_position)
distance_to_player = get_manhattan_distance(
game_state.game_world.player_entity.get_position(), agent_position)
if distance_to_npc_target < distance_to_player:
return EnemyTarget.npc(player_summon.world_entity, player_summon)
return EnemyTarget.player(game_state.game_world.player_entity)
def _apply_ability(game_state: GameState) -> AbilityResult:
player_entity = game_state.game_world.player_entity
aoe_center_pos = translate_in_direction(
player_entity.get_center_position(), player_entity.direction, 60)
aoe_pos = get_position_from_center_position(aoe_center_pos,
PROJECTILE_SIZE)
projectile_speed = 0.1
entity = WorldEntity(aoe_pos, PROJECTILE_SIZE, PROJECTILE_SPRITE,
player_entity.direction, projectile_speed)
projectile = Projectile(entity,
create_projectile_controller(PROJECTILE_TYPE))
game_state.game_world.projectile_entities.append(projectile)
has_lightfooted_upgrade = game_state.player_state.has_upgrade(
HeroUpgradeId.MAGE_LIGHT_FOOTED)
if not has_lightfooted_upgrade:
game_state.player_state.gain_buff_effect(
get_buff_effect(BuffType.RECOVERING_AFTER_ABILITY), Millis(300))
return AbilityWasUsedSuccessfully()
def control_npc(self, game_state: GameState, npc: NonPlayerCharacter,
player_entity: WorldEntity, is_player_invisible: bool,
time_passed: Millis):
if npc.stun_status.is_stunned():
return
super().control_npc(game_state, npc, player_entity,
is_player_invisible, time_passed)
self.sprint_cooldown_remaining -= time_passed
sprint_distance_limit = 250
if self.sprint_cooldown_remaining <= 0:
is_far_away = get_manhattan_distance(
npc.world_entity.get_position(),
player_entity.get_position()) > sprint_distance_limit
if is_far_away:
npc.gain_buff_effect(
get_buff_effect(BuffType.ENEMY_GOBLIN_SPEARMAN_SPRINT),
Millis(2500))
self.sprint_cooldown_remaining = self.random_cooldown()
def apply_start_effect(self, game_state: GameState,
buffed_entity: WorldEntity,
buffed_npc: NonPlayerCharacter):
game_state.player_state.stun_status.add_one()
player_entity = game_state.game_world.player_entity
player_entity.set_not_moving()
player_entity.visible = False
game_state.game_world.visual_effects += create_teleport_effects(
buffed_entity.get_center_position())
player_collision_rect = (player_entity.pygame_collision_rect.w,
player_entity.pygame_collision_rect.h)
home_warp_point = create_warp_point(game_state.player_spawn_position,
player_collision_rect)
remote_warp_point = create_warp_point(
player_entity.get_center_position(), player_collision_rect)
game_state.game_world.warp_points = [
home_warp_point, remote_warp_point
]