core

Documentation

Index

• Constants
• type GameObjectType
• type GameObjectUpdate
• type GameWorld
  • func NewGameWorld() GameWorld
  • func (world *GameWorld) AddNewPlayer() (id uint64)
  • func (world *GameWorld) ClearUpdates()
  • func (world *GameWorld) Start()
  • func (world *GameWorld) Stop()
  • func (world *GameWorld) Update(dirs map[uint64]SpaceshipDirection, delta float32)
• type ObjectDimensions
• type Projectile
• type Spaceship
• type SpaceshipDirection

Constants

const (
	PlayerShipWidth  float32 = 64.0
	PlayerShipHeight float32 = 64.0
	AmmoWidth        float32 = 10.0
	AmmoHeight       float32 = 14.0
	EnemyWidth       float32 = 40.0
	EnemyHeight      float32 = 40.0
)

constants for how big are objects

const (
	WorldWidth  = 800.0
	WorldHeight = 640.0
)

constants for how big is the world

Types

type GameObjectType

type GameObjectType int

GameObjectType is enum type for the type of the object

const (
	// PlayerShip player controller ships
	PlayerShip GameObjectType = iota
	// EnemyShip enemy ships
	EnemyShip
	// PlayerAmmo weapon ammonutions from player
	PlayerAmmo
	// EnemyAmmo weapon ammonutions from enemy
	EnemyAmmo
)

type GameObjectUpdate

type GameObjectUpdate struct {
	Type GameObjectType
	ID   uint64
}

GameObjectUpdate Type used for keeping track of new and deleted objects

type GameWorld

type GameWorld struct {
	PlayerShips []Spaceship
	PlayerAmmos []Projectile

	EnemyShips []Spaceship
	EnemyAmmos []Projectile

	NewGameObjects     []GameObjectUpdate
	DeletedGameObjects []GameObjectUpdate

	PlayerScore int
	// contains filtered or unexported fields
}

GameWorld the game world keeping track of all game objects and updating them

func NewGameWorld

func NewGameWorld() GameWorld

NewGameWorld Creates and intializes new game world

func (*GameWorld) AddNewPlayer

func (world *GameWorld) AddNewPlayer() (id uint64)

AddNewPlayer adds new player to the world and returns the id of the player spaceship

func (*GameWorld) ClearUpdates

func (world *GameWorld) ClearUpdates()

ClearUpdates Clears arrays keeping track of new and deleted objects

func (*GameWorld) Start

func (world *GameWorld) Start()

Start starts the game

func (*GameWorld) Stop

func (world *GameWorld) Stop()

Stop stops and cleans up the game

func (*GameWorld) Update

func (world *GameWorld) Update(dirs map[uint64]SpaceshipDirection, delta float32)

Update updates the game world it receives array of directions which the player spaceship took and updates every object positions

type ObjectDimensions

type ObjectDimensions struct {
	ID   uint64
	X, Y float32
	// contains filtered or unexported fields
}

ObjectDimensions is common struct for all game objects which needs position and size

type Projectile

type Projectile struct {
	ObjectDimensions

	Type GameObjectType
	// contains filtered or unexported fields
}

Projectile is ammo created by the ships

type Spaceship

type Spaceship struct {
	ObjectDimensions
}

Spaceship is basic data for an enitty in the game

type SpaceshipDirection

type SpaceshipDirection int

SpaceshipDirection enum type for the direction of the player spaceship

const (
	Still SpaceshipDirection = iota
	Up
	Down
	Left
	Right
	UpRight
	UpLeft
	DownRight
	DownLeft
)

Enum types for different directions