Currently, these are the valid formats used in citro3D within texture.c
RGBA8, RGB8, RGBA5551, RGB565, RGBA4
It is missing the others like L8 (this particular one has a size of 1). This is not only …
On line 91 of the lightenv.c file is a for-loop that counts upward until it reaches 5, then exits. This currently prevents the reflective red LUT from being uploaded because its index is 5. A change t…