478 lines
15 KiB
Rust
478 lines
15 KiB
Rust
use crate::caret::CaretType;
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use crate::common::Direction;
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use crate::framework::error::GameResult;
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use crate::npc::list::NPCList;
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use crate::npc::NPC;
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use crate::player::Player;
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use crate::rng::RNG;
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use crate::shared_game_state::SharedGameState;
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impl NPC {
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pub(crate) fn tick_n241_critter_red(
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&mut self,
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state: &mut SharedGameState,
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players: [&mut Player; 2],
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) -> GameResult {
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match self.action_num {
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0 | 1 => {
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if self.action_num == 0 {
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self.y += 0x600;
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self.action_num = 1;
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self.anim_num = 0;
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}
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let player = self.get_closest_player_ref(&players);
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if self.x > player.x {
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self.direction = Direction::Left;
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} else {
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self.direction = Direction::Right;
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}
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if self.action_counter >= 8
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&& self.x - 0x12000 < player.x
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&& self.x + 0x12000 > player.x
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&& self.y - 0xa000 < player.y
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&& self.y + 0xa000 > player.y
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{
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self.anim_num = 1;
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} else {
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if self.action_counter < 8 {
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self.action_counter += 1;
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}
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self.anim_num = 0;
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}
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if self.shock > 0 {
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self.action_num = 2;
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self.action_counter = 0;
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self.anim_num = 0;
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}
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if self.action_counter >= 8
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&& self.x - 0xc000 < player.x
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&& self.x + 0xc000 > player.x
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&& self.y - 0xa000 < player.y
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&& self.y + 0xc000 > player.y
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{
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self.action_num = 2;
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self.action_counter = 0;
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self.anim_num = 0;
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}
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}
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2 => {
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self.action_counter += 1;
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if self.action_counter > 8 {
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self.action_num = 3;
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self.anim_num = 2;
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self.vel_y = -0x5ff;
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state.sound_manager.play_sfx(30);
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if self.direction == Direction::Left {
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self.vel_x = -0x200;
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} else {
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self.vel_x = 0x200;
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}
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}
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}
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3 => {
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if self.flags.hit_bottom_wall() {
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self.vel_x = 0;
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self.action_counter = 0;
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self.action_num = 1;
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self.anim_num = 0;
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state.sound_manager.play_sfx(23);
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}
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}
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_ => (),
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}
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self.vel_y += 0x55;
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self.clamp_fall_speed();
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self.x += self.vel_x;
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self.y += self.vel_y;
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let dir_offset = if self.direction == Direction::Left { 0 } else { 3 };
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self.anim_rect = state.constants.npc.n241_critter_red[self.anim_num as usize + dir_offset];
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Ok(())
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}
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pub(crate) fn tick_n242_bat_last_cave(&mut self, state: &mut SharedGameState) -> GameResult {
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loop {
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match self.action_num {
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0 => {
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self.action_num = 1;
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self.target_x = self.x;
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self.target_y = self.y;
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self.action_counter = self.rng.range(0..50) as u16;
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continue;
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}
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1 if self.action_counter > 0 => {
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self.action_counter -= 1;
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}
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1 => {
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self.action_num = 2;
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self.vel_y = 0x400;
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continue;
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}
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2 => {
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self.vel_x = self.direction.vector_x() * 0x100;
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self.vel_y += (self.target_y - self.y).signum() * 0x10;
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self.vel_y = self.vel_y.clamp(-0x300, 0x300);
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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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self.x += self.vel_x;
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self.y += self.vel_y;
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self.animate(1, 0, 2);
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let dir_offset = if self.direction == Direction::Left { 0 } else { 4 };
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self.anim_rect = state.constants.npc.n242_bat_last_cave[self.anim_num as usize + dir_offset];
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Ok(())
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}
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pub(crate) fn tick_n243_bat_generator(&mut self, state: &mut SharedGameState, npc_list: &NPCList) -> GameResult {
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match self.action_num {
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0 | 1 => {
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if self.action_num == 0 {
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self.action_num = 1;
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self.action_counter = self.rng.range(0..500) as u16;
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}
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if self.action_counter > 0 {
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self.action_counter -= 1;
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} else {
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self.action_num = 0;
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let mut npc = NPC::create(242, &state.npc_table);
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npc.cond.set_alive(true);
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npc.x = self.x;
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npc.y = self.y + self.rng.range(-32..32) * 0x200;
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npc.direction = self.direction;
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let _ = npc_list.spawn(0x100, npc);
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}
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}
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_ => return Ok(()),
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}
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Ok(())
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}
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pub(crate) fn tick_n244_lava_drop(&mut self, state: &mut SharedGameState, players: [&mut Player; 2]) -> GameResult {
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self.vel_y += 0x40;
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// idfk why was that there in original code but I'll leave it there in case
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let mut hit = self.flags.hit_anything();
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if self.action_counter > 10 && self.flags.in_water() {
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hit = true;
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}
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if hit {
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for _ in 0..3 {
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state.create_caret(self.x, self.y, CaretType::Bubble, Direction::Right);
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}
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let player = self.get_closest_player_ref(&players);
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if self.x > player.x - 0x20000
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&& self.x < player.x + 0x20000
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&& self.y > player.y - 0x14000
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&& self.y < player.y + 0x14000
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{
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state.sound_manager.play_sfx(21);
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}
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self.cond.set_alive(false);
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return Ok(());
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}
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self.clamp_fall_speed();
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self.y += self.vel_y;
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self.anim_rect = state.constants.npc.n244_lava_drop;
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Ok(())
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}
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pub(crate) fn tick_n245_lava_drop_generator(
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&mut self,
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state: &mut SharedGameState,
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npc_list: &NPCList,
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) -> GameResult {
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match self.action_num {
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0 | 1 => {
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if self.action_num == 0 {
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self.action_num = 1;
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self.target_x = self.x;
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self.action_counter = self.event_num;
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}
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self.anim_num = 0;
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if self.action_counter > 0 {
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self.action_counter -= 1;
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return Ok(());
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}
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self.action_num = 10;
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self.anim_counter = 0;
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}
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10 => {
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self.anim_counter += 1;
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if self.anim_counter > 10 {
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self.anim_counter = 0;
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self.anim_num += 1;
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if self.anim_num > 3 {
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self.anim_num = 0;
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self.action_num = 1;
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self.action_counter = self.flag_num;
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let mut npc = NPC::create(244, &state.npc_table);
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npc.cond.set_alive(true);
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npc.x = self.x;
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npc.y = self.y;
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let _ = npc_list.spawn(0x100, npc);
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}
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}
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}
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_ => (),
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}
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self.x = if (self.anim_counter & 2) != 0 { self.target_x } else { self.target_x + 0x200 };
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self.anim_rect = state.constants.npc.n245_lava_drop_generator[self.anim_num as usize];
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Ok(())
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}
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pub(crate) fn tick_n276_red_demon(
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&mut self,
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state: &mut SharedGameState,
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players: [&mut Player; 2],
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npc_list: &NPCList,
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) -> GameResult {
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match self.action_num {
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0 | 1 | 2 => {
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if self.action_num == 0 {
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self.action_num = 1;
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self.y -= 0x1000;
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}
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if self.action_num == 1 {
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self.vel_x = 0;
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self.action_num = 2;
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self.anim_num = 0;
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}
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let player = self.get_closest_player_ref(&players);
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self.direction = if self.x > player.x { Direction::Left } else { Direction::Right };
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self.animate(20, 0, 1);
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if self.shock > 0 {
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self.action_num = 10;
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}
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}
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10 | 11 => {
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if self.action_num == 10 {
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self.action_num = 11;
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self.anim_num = 2;
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self.action_counter = 0;
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self.npc_flags.set_shootable(true);
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}
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self.action_counter += 1;
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match self.action_counter {
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30 | 40 | 50 => {
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let player = self.get_closest_player_ref(&players);
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let mut npc = NPC::create(277, &state.npc_table);
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npc.cond.set_alive(true);
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npc.x = self.x;
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npc.y = self.y;
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let angle = f64::atan2((self.y - player.y) as f64, (self.x - player.x) as f64);
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npc.vel_x = (-2048.0 * angle.cos()) as i32;
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npc.vel_y = (-2048.0 * angle.sin()) as i32;
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let _ = npc_list.spawn(0x100, npc);
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state.sound_manager.play_sfx(39);
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}
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34 | 44 | 54 => {
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self.anim_num = 3;
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}
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_ => (),
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}
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if self.action_counter > 60 {
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self.action_num = 20;
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self.action_counter = 0;
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self.anim_num = 2;
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}
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}
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20 => {
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self.action_counter += 1;
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if self.action_counter > 20 {
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self.action_num = 21;
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self.action_counter = 0;
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self.anim_num = 5;
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self.vel_y = -0x5ff;
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let player = self.get_closest_player_ref(&players);
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self.vel_x = if self.x < player.x { 0x100 } else { -0x100 };
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}
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}
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21 => {
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self.action_counter += 1;
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match self.action_counter {
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30 | 40 | 50 => {
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let player = self.get_closest_player_ref(&players);
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let mut npc = NPC::create(277, &state.npc_table);
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npc.cond.set_alive(true);
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npc.x = self.x;
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npc.y = self.y;
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let angle = f64::atan2((self.y - player.y) as f64, (self.x - player.x) as f64);
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npc.vel_x = (-2048.0 * angle.cos()) as i32;
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npc.vel_y = (-2048.0 * angle.sin()) as i32;
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let _ = npc_list.spawn(0x100, npc);
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state.sound_manager.play_sfx(39);
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}
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34 | 44 => {
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self.anim_num = 5;
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}
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_ => (),
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}
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if self.action_counter > 53 {
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self.anim_num = 7;
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}
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if self.flags.hit_bottom_wall() {
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self.action_num = 22;
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self.action_counter = 0;
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self.anim_num = 2;
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state.quake_counter = 10;
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state.quake_rumble_counter = 10;
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state.sound_manager.play_sfx(26);
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}
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}
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22 => {
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self.vel_x /= 2;
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self.action_counter += 1;
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if self.action_counter > 22 {
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self.action_num = 10;
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}
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}
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50 => {
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self.npc_flags.set_shootable(false);
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self.damage = 0;
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if self.flags.hit_bottom_wall() {
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self.action_num = 51;
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self.action_counter = 0;
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self.anim_num = 2;
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state.quake_counter = 10;
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state.quake_rumble_counter = 10;
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state.sound_manager.play_sfx(72);
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self.create_xp_drop_custom(self.x, self.y, 19, state, npc_list);
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npc_list.create_death_smoke(
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self.x,
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self.y,
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self.display_bounds.right as usize,
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8,
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state,
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&self.rng,
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);
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}
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}
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51 => {
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self.vel_x = 7 * self.vel_x / 8;
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self.anim_num = 8;
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}
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_ => (),
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}
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self.vel_y += 0x20;
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self.clamp_fall_speed();
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self.x += self.vel_x;
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self.y += self.vel_y;
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if self.action_num < 50 {
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let player = self.get_closest_player_ref(&players);
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self.direction = if self.x < player.x { Direction::Right } else { Direction::Left };
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}
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let dir_offset = if self.direction == Direction::Left { 0 } else { 9 };
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self.anim_rect = state.constants.npc.n276_red_demon[self.anim_num as usize + dir_offset];
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Ok(())
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}
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pub(crate) fn tick_n277_red_demon_projectile(
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&mut self,
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state: &mut SharedGameState,
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npc_list: &NPCList,
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) -> GameResult {
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if self.action_num == 0 {
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self.action_num = 1;
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}
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if self.action_num == 1 {
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self.x += self.vel_x;
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self.y += self.vel_y;
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if self.flags.hit_anything() {
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let mut npc = NPC::create(4, &state.npc_table);
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npc.cond.set_alive(true);
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npc.x = self.x;
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npc.y = self.y;
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for _ in 0..3 {
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let _ = npc_list.spawn(0x100, npc.clone());
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}
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self.vanish(state);
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return Ok(());
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}
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}
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self.action_counter += 1;
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if self.action_counter % 5 == 0 {
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state.sound_manager.play_sfx(110);
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}
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self.anim_num += 1;
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if self.anim_num > 2 {
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self.anim_num = 0;
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}
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self.anim_rect = state.constants.npc.n277_red_demon_projectile[self.anim_num as usize];
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Ok(())
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}
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}
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