logo

type Grid ¶

type Grid struct {
	Data   [][]bool
	Width  int
	Height int
}

Grid resource, holding the logo image data.

type Position ¶

type Position struct {
	X float64
	Y float64
}

Position component

type SysInitEntities ¶

type SysInitEntities struct {
}

SysInitEntities is a system to initialize entities by creating one for each white pixel of the Arche Logo, obtained via resource Grid.

Each entity has it's associated pixel as Target position, and is places in a random location on the output [Image] area.

func (s *SysInitEntities) Finalize(world *ecs.World)

func (s *SysInitEntities) Initialize(world *ecs.World)

func (s *SysInitEntities) Update(world *ecs.World)

type SysMoveEntities ¶

type SysMoveEntities struct {
	// Maximum speed of an entity.
	MaxSpeed float64
	// Maximum acceleration of an entity.
	MaxAcc float64
	// Maximum acceleration of an entity when fleeing.
	MaxAccFlee float64
	// Minimum flee distance, with maximum fleeing acceleration.
	MinFleeDistance float64
	// Maximum fleeing distance. Beyond that distance, entities don't flee.
	MaxFleeDistance float64
	// Dampening of entity movement.
	Damp float64
	// contains filtered or unexported fields
}

SysMoveEntities is a system that moves entities around. Entities accelerate towards their Target position, as well as away from the mouse if it is within a certain distance.

func (s *SysMoveEntities) Finalize(world *ecs.World)

func (s *SysMoveEntities) Initialize(world *ecs.World)

func (s *SysMoveEntities) Update(world *ecs.World)

type Target ¶

type Target struct {
	X float64
	Y float64
}

Target position component

type UISysDrawEntities ¶

type UISysDrawEntities struct {
	// contains filtered or unexported fields
}

UISysDrawEntities is a system that draws entities as white pixels on an [Image] resource.

func (s *UISysDrawEntities) FinalizeUI(world *ecs.World)

func (s *UISysDrawEntities) InitializeUI(world *ecs.World)

func (s *UISysDrawEntities) PostUpdateUI(world *ecs.World)

func (s *UISysDrawEntities) UpdateUI(world *ecs.World)

type UISysManagePause ¶

type UISysManagePause struct {
	// contains filtered or unexported fields
}

UISysManagePause is a simple system that transfers the pause state from the common.PauseMouseListener resource to the model's model.Systems.

func (s *UISysManagePause) FinalizeUI(world *ecs.World)

func (s *UISysManagePause) InitializeUI(world *ecs.World)

func (s *UISysManagePause) PostUpdateUI(world *ecs.World)

func (s *UISysManagePause) UpdateUI(world *ecs.World)

type Velocity ¶

type Velocity struct {
	X float64
	Y float64
}

Velocity component