Mipmaps

Question 1

What does LOD stand for?

Answer 1

level of detail

Question 2

Assuming a 64x64 pixel greyscxale texture uses 64x64 = 4096 bytes of GPU memory. What is the size of the corresponding mipmapped texture in bytes when counting the original texture as well as all mipmap levels?

Answer 2

11+22+44+88+1616+3232+64*64= 5461

Question 3

What is the mipmap size of a similar 128x128 px texture in bytes?

Answer 3

11+22+44+88+1616+3232+6464+128128 = 21845

Question 4

What does MIP stand for?

Answer 4

multum in parvo