diff --git a/docs/img/06/03/projection.png b/docs/img/06/03/projection.png new file mode 100644 index 0000000..512f87b Binary files /dev/null and b/docs/img/06/03/projection.png differ diff --git a/docs/img/06/03/rendering-sprites.png b/docs/img/06/03/rendering-sprites.png new file mode 100644 index 0000000..89a38be Binary files /dev/null and b/docs/img/06/03/rendering-sprites.png differ diff --git a/docs/img/06/03/rotation-origin.png b/docs/img/06/03/rotation-origin.png new file mode 100644 index 0000000..602f8e3 Binary files /dev/null and b/docs/img/06/03/rotation-origin.png differ