// Draws the motion's active bitmap at the given coordinates
func (m *Motion) Draw(screen *sdl.Surface, x, y int) {
if m == nil {
return
} // don't blit if the tile is nil.
active := m.active
if active == nil {
return
} // don't blit if no frame there yet.
screen.Blit(active, x, y)
}
// Draws the layer to the screen using x and y as the corner coordinates
func (l *Layer) Draw(screen *sdl.Surface, x, y int) {
cam := &Camera{Offset{x, y}, screen.W(), screen.H()}
l.DrawCamera(screen, cam)
}