Exemple #1
0
func (fs *FallingSystem) Update(entity *engi.Entity, dt float32) {
	var space *engi.SpaceComponent
	if !entity.Component(&space) {
		return
	}
	space.Position.Y += 200 * dt
}
Exemple #2
0
func (c *ControlSystem) Update(entity *engi.Entity, dt float32) {
	//Check scheme
	// -Move entity based on that
	var control *ControlComponent
	var space *engi.SpaceComponent

	if !entity.Component(&space) || !entity.Component(&control) {
		return
	}
	up := false
	down := false
	if control.Scheme == "WASD" {
		up = engi.Keys.Get(engi.W).Down()
		down = engi.Keys.Get(engi.S).Down()
	} else {
		up = engi.Keys.Get(engi.ArrowUp).Down()
		down = engi.Keys.Get(engi.ArrowDown).Down()
	}

	if up {
		space.Position.Y -= 800 * dt
	}

	if down {
		space.Position.Y += 800 * dt
	}

}
Exemple #3
0
func (bs *BallSystem) Update(entity *engi.Entity, dt float32) {
	var space *engi.SpaceComponent
	var speed *SpeedComponent
	if !entity.Component(&space) || !entity.Component(&speed) {
		return
	}

	if space.Position.X < 0 {
		engi.Mailbox.Dispatch(ScoreMessage{1})

		space.Position.X = 400 - 16
		space.Position.Y = 400 - 16
		speed.X = 800 * rand.Float32()
		speed.Y = 800 * rand.Float32()
	}

	if space.Position.Y < 0 {
		space.Position.Y = 0
		speed.Y *= -1
	}

	if space.Position.X > (800 - 16) {
		engi.Mailbox.Dispatch(ScoreMessage{2})

		space.Position.X = 400 - 16
		space.Position.Y = 400 - 16
		speed.X = 800 * rand.Float32()
		speed.Y = 800 * rand.Float32()
	}

	if space.Position.Y > (800 - 16) {
		space.Position.Y = 800 - 16
		speed.Y *= -1
	}
}
Exemple #4
0
func (ms *SpeedSystem) Update(entity *engi.Entity, dt float32) {
	var speed *SpeedComponent
	var space *engi.SpaceComponent
	if !entity.Component(&speed) || !entity.Component(&space) {
		return
	}
	space.Position.X += speed.X * dt
	space.Position.Y += speed.Y * dt
}
Exemple #5
0
func (c *HideSystem) Update(e *engi.Entity, dt float32) {
	var render *engi.RenderComponent
	if !e.Component(&render) {
		return
	}
	if rand.Int()%10 == 0 {
		render.SetPriority(engi.Hidden)
	} else {
		render.SetPriority(engi.MiddleGround)
	}
}
Exemple #6
0
func (c *ControlSystem) Update(entity *engi.Entity, dt float32) {
	var a *engi.AnimationComponent

	if !entity.Component(&a) {
		return
	}

	if engi.Keys.Get(engi.ArrowRight).Down() {
		a.SelectAnimationByAction(WalkAction)
	} else if engi.Keys.Get(engi.Space).Down() {
		a.SelectAnimationByAction(SkillAction)
	} else {
		a.SelectAnimationByAction(StopAction)
	}
}
Exemple #7
0
func (c *ScaleSystem) Update(e *engi.Entity, dt float32) {
	var render *engi.RenderComponent
	if !e.Component(&render) {
		return
	}
	var mod float32

	if rand.Int()%2 == 0 {
		mod = 0.1
	} else {
		mod = -0.1
	}

	if render.Scale.X+mod >= 15 || render.Scale.X+mod <= 1 {
		mod *= -1
	}

	render.Scale.AddScalar(mod)
}
Exemple #8
0
func (c *ScoreSystem) Update(entity *engi.Entity, dt float32) {
	var render *engi.RenderComponent
	var space *engi.SpaceComponent

	if !entity.Component(&render) || !entity.Component(&space) {
		return
	}

	if !c.upToDate {
		c.scoreLock.RLock()
		render.Label = fmt.Sprintf("%v vs %v", c.PlayerOneScore, c.PlayerTwoScore)
		c.upToDate = true
		c.scoreLock.RUnlock()

		render.Display = basicFont.Render(render.Label)
		width := len(render.Label) * 20

		space.Position.X = float32(400 - (width / 2))
	}
}
Exemple #9
0
func (control *ControlSystem) Update(entity *engi.Entity, dt float32) {
	var space *engi.SpaceComponent
	if !entity.Component(&space) {
		return
	}

	speed := 400 * dt

	if engi.Keys.Get(engi.A).Down() {
		space.Position.X -= speed
	}

	if engi.Keys.Get(engi.D).Down() {
		space.Position.X += speed
	}

	if engi.Keys.Get(engi.W).Down() {
		space.Position.Y -= speed
	}

	if engi.Keys.Get(engi.S).Down() {
		space.Position.Y += speed
	}
}