75 lines
2.2 KiB
Rust
75 lines
2.2 KiB
Rust
use crate::framework::error::GameResult;
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use num_traits::abs;
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use crate::common::Direction;
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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_n040_santa(&mut self, state: &mut SharedGameState, players: [&mut Player; 2]) -> 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.anim_num = 0;
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self.anim_counter = 0;
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}
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if self.rng.range(0..120) == 0 {
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self.action_num = 2;
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self.action_counter = 0;
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self.anim_num = 1;
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}
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let player = self.get_closest_player_mut(players);
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if abs(self.x - player.x) < 32 * 0x200
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&& self.y - 32 * 0x200 < player.y && self.y + 16 * 0x200 > player.y {
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self.direction = if self.x > player.x {
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Direction::Left
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} else {
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Direction::Right
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};
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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 = 1;
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self.anim_num = 0;
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}
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}
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3 | 4 => {
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if self.action_num == 3 {
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self.action_num = 4;
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self.anim_num = 2;
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self.anim_counter = 0;
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}
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self.anim_counter += 1;
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if self.anim_counter > 4 {
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self.anim_counter = 0;
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self.anim_num += 1;
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if self.anim_num > 5 {
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self.anim_num = 2;
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}
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}
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self.x += self.direction.vector_x() * 0x200;
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}
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5 => {
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self.anim_num = 6;
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}
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_ => {}
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}
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let dir_offset = if self.direction == Direction::Left { 0 } else { 7 };
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self.anim_rect = state.constants.npc.n040_santa[self.anim_num as usize + dir_offset];
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Ok(())
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}
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}
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