Here we add the code to draw the player's ship on each frame of animation inside the draw function

KotlinInvadersView.kt

...
...
// Choose the brush color for drawing
paint.color = Color.argb(255, 0, 255, 0)

// Draw all the game objects here
// Now draw the player spaceship
canvas.drawBitmap(playerShip.bitmap, playerShip.position.left,
  playerShip.position.top
  , paint)

// Draw the score and remaining lives
...
...