22 lines
No EOL
1.1 KiB
C++
22 lines
No EOL
1.1 KiB
C++
#pragma once
|
|
|
|
#include "lib_begin.h"
|
|
|
|
namespace cgv {
|
|
namespace utils {
|
|
/// check if a bit of a bit field is set
|
|
CGV_API bool is_bit_set(unsigned int bit_idx, unsigned int bit_field);
|
|
/// set all the bits of bit_field with index equal or larger than fst_bit_idx
|
|
CGV_API void enable_upper_bits(unsigned int& bit_field, unsigned int fst_bit_idx);
|
|
/// clear all the bits of bit_field with index equal or larger than fst_bit_idx
|
|
CGV_API void disable_upper_bits(unsigned int& bit_field, unsigned int fst_bit_idx);
|
|
/// set all the bits of bit_field with index equal or less than fst_bit_idx
|
|
CGV_API void enable_lower_bits(unsigned int& bit_field, unsigned int fst_bit_idx);
|
|
/// clear all the bits of bit_field with index equal or less than fst_bit_idx
|
|
CGV_API void disable_lower_bits(unsigned int& bit_field, unsigned int fst_bit_idx);
|
|
/// set n bits starting with index off of the given bit field from the first bits of the given integer value
|
|
CGV_API void set_bits(unsigned int& bit_field, unsigned int off, unsigned int n, unsigned int value);
|
|
}
|
|
}
|
|
|
|
#include <cgv/config/lib_end.h> |