rust/lib-hedgewars-engine/src/instance.rs
author sheepluva
Sat, 26 Jun 2021 00:13:28 +0200
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hedgewars-engine (rust)/preview: recognise feature_size cmd and do something with it
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use hedgewars_engine_messages::messages::{
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    ConfigEngineMessage::*, EngineMessage::*, KeystrokeAction::*, SyncedEngineMessage::*,
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    UnorderedEngineMessage::*, UnsyncedEngineMessage::*, *,
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};
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use hedgewars_engine_messages::queue::*;
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use integral_geometry::{Point, Rect, Size};
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use landgen::outline_template::OutlineTemplate;
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use super::{ipc::*, world::World};
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pub struct EngineInstance {
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    pub world: World,
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    pub ipc_channel: Channel,
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    ipc_queue: MessagesQueue,
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}
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impl EngineInstance {
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    pub fn new() -> Self {
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        let mut world = World::new();
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        fn template() -> OutlineTemplate {
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            let mut template = OutlineTemplate::new(Size::new(4096 * 1, 2048 * 1));
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            template.islands = vec![vec![
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                Rect::from_size_coords(100, 2050, 1, 1),
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                Rect::from_size_coords(100, 500, 400, 1200),
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                Rect::from_size_coords(3600, 500, 400, 1200),
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                Rect::from_size_coords(3900, 2050, 1, 1),
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            ]];
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            template.fill_points = vec![Point::new(1, 0)];
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            template
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        }
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        world.init(template());
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        Self {
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            world,
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            ipc_channel: Channel::new(),
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            ipc_queue: MessagesQueue::new(QueueChatStrategy::LocalGame),
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        }
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    }
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    pub fn render(&mut self) {
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        self.world.render();
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    }
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    fn process_unordered_message(&mut self, message: &UnorderedEngineMessage) {
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        match message {
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            Pong => println!("Pong!"),
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            _ => unimplemented!(),
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        }
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    }
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    fn process_config_message(&mut self, message: &ConfigEngineMessage) {
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        match message {
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            SetSeed(seed) => self.world.set_seed(seed.as_bytes()),
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            SetFeatureSize(feature_size) => self.world.set_feature_size(*feature_size),
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            _ => unimplemented!(),
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        }
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    }
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    pub fn process_ipc_queue(&mut self) {
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        for message in self.ipc_channel.iter() {
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            self.ipc_queue.push(message);
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        }
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        let messages: Vec<EngineMessage> = self.ipc_queue.iter(0).collect();
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        for message in messages {
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            println!("Processing message: {:?}", message);
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            match message {
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                Unknown => println!("Unknown message"),
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                Empty => println!("Empty message"),
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                Synced(_, _) => unimplemented!(),
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                Unsynced(_) => unimplemented!(),
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                Unordered(unordered_message) => self.process_unordered_message(&unordered_message),
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                Config(config_message) => self.process_config_message(&config_message),
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            }
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        }
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    }
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}