406 lines
13 KiB
Rust
406 lines
13 KiB
Rust
use std::{collections::HashMap, io::Cursor};
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use godot::{
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classes::{FileAccess, file_access::ModeFlags},
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prelude::*,
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};
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use serde::{Deserialize, Serialize};
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use crate::{
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game_manager::{Game, Player},
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map::Map,
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net::{network_manager::BallSync, util::NetVector3},
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player::{
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DamageSource, IPlayer, NetTransform, ball::Ball, remote_player::RemotePlayer,
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weapon::WeaponType,
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},
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};
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#[derive(GodotClass)]
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#[class(base=Node, init)]
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pub struct ReplayPlayback {
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pub replay: Replay,
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pub current_map: Option<Gd<Map>>,
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current_frame_idx: usize,
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player_characters: HashMap<u16, Gd<RemotePlayer>>,
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ball: Option<Gd<Ball>>,
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pub current_time: f64,
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pub spectated_player_id: u16,
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pub fast_forwarding: bool,
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base: Base<Node>,
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}
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#[godot_api]
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impl INode for ReplayPlayback {
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fn ready(&mut self) {}
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fn process(&mut self, _: f64) {
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if let Some(character) = self.player_characters.get_mut(&self.spectated_player_id) {
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if let Some(camera) = &mut character.bind_mut().spectator_camera {
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if !camera.is_current() {
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camera.make_current();
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}
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}
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}
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}
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fn physics_process(&mut self, delta: f64) {
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self.current_time += delta;
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while let Some(frame) = self.replay.frames.get(self.current_frame_idx)
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&& frame.time <= self.current_time
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{
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if let ReplayBall::World(ball_state) = &frame.ball_data {
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if let Some(ball) = &mut self.ball {
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ball.bind_mut().apply_sync(BallSync {
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transform: ball_state.transform,
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velocity: ball_state.velocity,
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});
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} else if let Some(map) = &mut self.current_map {
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if let Some(ball) = map.bind_mut().spawn_replay_ball(
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ball_state.transform.into(),
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ball_state.velocity.into(),
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None,
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) {
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self.ball = Some(ball);
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}
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}
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} else {
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if let Some(mut ball) = self.ball.take() {
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ball.queue_free();
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}
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}
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if !self.fast_forwarding {
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if let Some(map) = &mut self.current_map {
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for (id, data) in &frame.player_data {
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if !self.player_characters.contains_key(id)
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&& !data.is_dead
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&& let Some(player) = self.replay.players.get(id)
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{
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if let Some(player) =
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map.bind_mut()
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.spawn_replay_player(*id, player, data.clone())
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{
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self.player_characters.insert(*id, player);
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}
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}
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}
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}
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for event in &frame.events {
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match event {
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ReplayEvent::Death(damage_source, player_id) => {
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if let Some(character) = self.player_characters.get_mut(player_id) {
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character.bind_mut().kill(*damage_source);
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}
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}
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ReplayEvent::Shoot(player_id, to) => {
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if let Some(character) = self.player_characters.get_mut(player_id) {
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character.bind_mut().try_shoot((*to).into(), false);
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}
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}
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ReplayEvent::Respawn(player_id, data) => {
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if let Some(mut character) = self.player_characters.remove(player_id) {
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character.queue_free();
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}
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if let Some(map) = &mut self.current_map
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&& let Some(player) = self.replay.players.get(player_id)
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{
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if let Some(player) = map.bind_mut().spawn_replay_player(
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*player_id,
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player,
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data.clone(),
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) {
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self.player_characters.insert(*player_id, player);
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}
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}
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}
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ReplayEvent::Jump(player_id) => {
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if let Some(character) = self.player_characters.get_mut(player_id) {
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character.bind_mut().jump();
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}
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}
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ReplayEvent::Punch(player_id, to) => {
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if let Some(character) = self.player_characters.get_mut(player_id) {
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character.bind_mut().try_punch((*to).into(), false);
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}
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}
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ReplayEvent::TakeDamage(player_id, damage_source, damage) => {
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if let Some(character) = self.player_characters.get_mut(player_id) {
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character
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.bind_mut()
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.take_damage(*damage_source, *damage, false);
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}
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}
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}
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}
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}
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for (id, mut character) in self.player_characters.clone() {
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if let Some(state) = frame.player_data.get(&id) {
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character.bind_mut().apply_transform(state.transform);
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character.bind_mut().apply_look_up(state.look_up);
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character
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.bind_mut()
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.set_movement_dir(state.movement_dir.into());
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let weapon = character.bind().get_weapon().clone();
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if let Some(weapon) = weapon
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&& weapon.dyn_bind().get_type() != state.current_weapon
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{
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character
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.bind_mut()
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.swap_weapon(state.current_weapon, false);
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}
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} else {
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character.queue_free();
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self.player_characters.remove(&id);
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}
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}
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self.current_frame_idx += 1;
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}
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self.fast_forwarding = false;
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if self.current_frame_idx >= self.replay.frames.len() {
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for (id, mut character) in self.player_characters.clone() {
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character.queue_free();
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self.player_characters.remove(&id);
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}
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if let Some(mut ball) = self.ball.take() {
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ball.queue_free();
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}
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}
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}
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fn exit_tree(&mut self) {
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for (_, character) in &mut self.player_characters {
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character.queue_free();
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}
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self.player_characters.clear();
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if let Some(mut ball) = self.ball.take() {
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ball.queue_free();
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}
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}
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}
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#[derive(GodotClass)]
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#[class(base=Node, init)]
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pub struct ReplayRecorder {
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pub time_elapsed: f64,
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pub replay: Replay,
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current_frame: ReplayFrame,
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recording: bool,
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base: Base<Node>,
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}
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#[godot_api]
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impl INode for ReplayRecorder {
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fn ready(&mut self) {
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self.recording = true;
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self.run_deferred(|s| {
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s.current_frame = s.record_frame();
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if let Some(game) = &Game::singleton() {
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for player in &game.bind().players {
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if let Some(team) = game.bind().get_team(player.data.team) {
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s.replay.players.insert(
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player.id(),
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ReplayPlayer {
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id: player.id(),
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name: player.data.name.clone(),
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color: team.bind().color.into(),
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},
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);
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}
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}
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s.replay.map_idx = game.bind().selected_map_idx;
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}
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});
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}
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fn physics_process(&mut self, delta: f64) {
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if !self.recording {
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return;
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}
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self.time_elapsed += delta;
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if self.time_elapsed > (self.current_frame.time + (1. / 60.)) {
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self.replay.frames.push(self.current_frame.clone());
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self.current_frame = self.record_frame();
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}
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}
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}
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impl ReplayRecorder {
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pub fn save_to(&self, path: &GString) {
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if let Some(mut file) = FileAccess::open(path, ModeFlags::WRITE) {
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let mut buf = Vec::new();
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let cursor = Cursor::new(&mut buf);
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ciborium::into_writer(&self.replay, cursor).ok();
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for byte in buf {
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file.store_8(byte);
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}
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}
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}
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pub fn record_event(&mut self, event: ReplayEvent) {
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self.current_frame.events.push(event);
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}
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pub fn stop_recording(&mut self) {
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self.recording = false;
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}
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fn record_frame(&mut self) -> ReplayFrame {
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let mut player_data = HashMap::new();
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let mut ball_data = ReplayBall::Held;
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if let Some(game) = Game::singleton() {
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for player in &game.bind().players {
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if let Some(state) = player.get_state() {
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player_data.insert(player.id(), state);
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}
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}
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ball_data = if let Some(ball) = &game.bind().world_ball {
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ReplayBall::World(ReplayBallData {
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transform: ball.bind().get_transform(),
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velocity: ball.bind().get_velocity(),
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})
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} else {
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ReplayBall::Held
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};
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}
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ReplayFrame {
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time: self.time_elapsed,
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player_data,
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ball_data,
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events: Vec::new(),
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}
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}
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}
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#[derive(Debug, Clone, Serialize, Deserialize)]
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pub struct Replay {
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map_idx: u8,
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players: HashMap<u16, ReplayPlayer>,
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frames: Vec<ReplayFrame>,
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}
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impl Default for Replay {
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fn default() -> Self {
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Self {
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map_idx: Default::default(),
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players: Default::default(),
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frames: Default::default(),
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}
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}
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}
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#[derive(Debug, Clone, Serialize, Deserialize)]
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pub struct ReplayPlayer {
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pub id: u16,
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pub name: String,
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pub color: ReplayColor,
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}
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#[derive(Debug, Clone, Serialize, Deserialize)]
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pub struct ReplayColor {
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r: f32,
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g: f32,
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b: f32,
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a: f32,
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}
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impl From<Color> for ReplayColor {
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fn from(value: Color) -> Self {
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ReplayColor {
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r: value.r,
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g: value.g,
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b: value.b,
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a: value.a,
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}
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}
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}
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impl From<ReplayColor> for Color {
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fn from(value: ReplayColor) -> Self {
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Color {
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r: value.r,
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g: value.g,
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b: value.b,
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a: value.a,
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}
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}
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}
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#[derive(Debug, Default, Clone, Serialize, Deserialize)]
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pub struct ReplayFrame {
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time: f64,
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player_data: HashMap<u16, ReplayPlayerState>,
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ball_data: ReplayBall,
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events: Vec<ReplayEvent>,
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}
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#[derive(Debug, Clone, Serialize, Deserialize)]
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pub enum ReplayEvent {
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Death(DamageSource, u16),
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Shoot(u16, NetVector3),
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Respawn(u16, ReplayPlayerState),
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Jump(u16),
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Punch(u16, NetVector3),
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TakeDamage(u16, DamageSource, i32),
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}
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#[derive(Debug, Clone, Default, Serialize, Deserialize)]
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pub enum ReplayBall {
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World(ReplayBallData),
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#[default]
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Held,
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}
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#[derive(Debug, Clone, Serialize, Deserialize)]
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pub struct ReplayPlayerState {
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pub transform: NetTransform,
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pub movement_dir: NetVector3,
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pub look_up: f32,
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pub current_weapon: WeaponType,
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pub is_dead: bool,
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}
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impl Player {
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pub fn get_state(&self) -> Option<ReplayPlayerState> {
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if let Some(character) = &self.character {
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Some(ReplayPlayerState {
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transform: character.dyn_bind().get_transform(),
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movement_dir: character.dyn_bind().get_movement_dir().into(),
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look_up: character.dyn_bind().get_look_up(),
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current_weapon: character
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.dyn_bind()
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.get_weapon()
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.map(|w| w.dyn_bind().get_type())
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.unwrap_or(WeaponType::Raygun),
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is_dead: character.dyn_bind().is_dead(),
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})
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} else {
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None
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}
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}
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}
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#[derive(Debug, Clone, Serialize, Deserialize)]
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pub struct ReplayBallData {
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transform: NetTransform,
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velocity: NetVector3,
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}
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