Module: BitsCount::IO

Defined in:
lib/bits_count/io.rb

Constant Summary collapse

BUFFER_SIZE = 
256
UNPACK_PATTERN = 
"N*"
BIN_STR_END = 
[0].pack("N")

Class Method Summary collapse

Class Method Details

.population_count_int32(io) ⇒ Object 



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# File 'lib/bits_count/io.rb', line 10

def population_count_int32(io)
  count = 0
  each_int32(io) {|int| count += Primitive.population_count_int32(int) }
  count
end

.population_count_map(io) ⇒ Object 



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# File 'lib/bits_count/io.rb', line 16

def population_count_map(io)
  count = 0
  each_int32(io) {|int| count += Primitive.population_count_map(int) }
  count
end

.population_count_str(io) ⇒ Object 



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# File 'lib/bits_count/io.rb', line 22

def population_count_str(io)
  count = 0 
  while binstr = io.read(BUFFER_SIZE)
    count += Primitive.population_count_str(binstr) 
  end
  count
end