Method Cell

common/spritesheet.go:121–144

Cell gets the region at the index i, updates and pulls from cache if need be

(index int)

// Cell gets the region at the index i, updates and pulls from cache if need be
func (s *Spritesheet) Cell(index int) Texture {
	if r, ok := s.cache[index]; ok {
		return r
	}

	cell := s.cells[index]
	s.cache[index] = Texture{
		id:     s.texture,
		width:  float32(cell.Width),
		height: float32(cell.Height),
		viewport: engo.AABB{
			Min: engo.Point{
				X: cell.Position.X / s.width,
				Y: cell.Position.Y / s.height,
			},
			Max: engo.Point{
				X: (cell.Position.X + float32(cell.Width)) / s.width,
				Y: (cell.Position.Y + float32(cell.Height)) / s.height,
			},
		},
	}

	return s.cache[index]
}

// Drawable returns the drawable for a given index
func (s *Spritesheet) Drawable(index int) Drawable {