SDL 2.0
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Functions | |
SDL_FORCE_INLINE int | SDL_MostSignificantBitIndex32 (Uint32 x) |
SDL_FORCE_INLINE SDL_bool | SDL_HasExactlyOneBitSet32 (Uint32 x) |
SDL_FORCE_INLINE SDL_bool SDL_HasExactlyOneBitSet32 | ( | Uint32 | x | ) |
Definition at line 116 of file SDL_bits.h.
SDL_FORCE_INLINE int SDL_MostSignificantBitIndex32 | ( | Uint32 | x | ) |
Get the index of the most significant bit. Result is undefined when called with 0. This operation can also be stated as "count leading zeroes" and "log base 2".
x | the number to find the MSB of. |
Definition at line 66 of file SDL_bits.h.