Struct GameStateData 

pub struct GameStateData {
    pub positions: HashMap<u32, (f32, f32)>,
    pub velocities: HashMap<u32, (f32, f32)>,
    pub scores: HashMap<String, i32>,
    pub flags: HashMap<String, bool>,
    pub custom: HashMap<String, Value>,
}

Game state data container

Fields

positions: HashMap<u32, (f32, f32)>

Entity positions (entity_id -> (x, y))

velocities: HashMap<u32, (f32, f32)>

Entity velocities (entity_id -> (vx, vy))

scores: HashMap<String, i32>

Scores

flags: HashMap<String, bool>

Game flags

custom: HashMap<String, Value>

Custom state values

Implementations

impl GameStateData

pub fn new() -> Self

Create empty state data

pub fn add_position(&mut self, entity_id: u32, x: f32, y: f32)

Add entity position

pub fn add_velocity(&mut self, entity_id: u32, vx: f32, vy: f32)

Add entity velocity

pub fn set_score(&mut self, name: impl Into<String>, value: i32)

Set a score

pub fn set_flag(&mut self, name: impl Into<String>, value: bool)

Set a flag

pub fn get_position(&self, entity_id: u32) -> Option<(f32, f32)>

Get entity position

pub fn get_velocity(&self, entity_id: u32) -> Option<(f32, f32)>

Get entity velocity

pub fn get_score(&self, name: &str) -> Option<i32>

Get a score

pub fn get_flag(&self, name: &str) -> Option<bool>

Get a flag

pub fn compute_hash(&self) -> u64

Compute hash of the state

Trait Implementations

impl Clone for GameStateData

fn clone(&self) -> GameStateData

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for GameStateData

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for GameStateData

fn default() -> GameStateData

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for GameStateData

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for GameStateData

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.