class PCPEasy::PMAPI::PmUnits
Public Class Methods
new(pm_units)
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Decodes a 32bit integer into the correct fields of pmUnits. This implementation assumes little-endian encoding
# File lib/pcp_easy/pmapi/pm_units.rb, line 8 def initialize(pm_units) @pm_units = pm_units end
Public Instance Methods
==(other)
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# File lib/pcp_easy/pmapi/pm_units.rb, line 40 def ==(other) self.class == other.class && \ dim_space == other.dim_space && \ dim_time == other.dim_time && \ dim_count == other.dim_count && \ scale_space == other.scale_space && \ scale_time == other.scale_time && \ scale_count == other.scale_count end
dim_count()
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# File lib/pcp_easy/pmapi/pm_units.rb, line 20 def dim_count signed_4_bit(@pm_units >> 20) end
dim_space()
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# File lib/pcp_easy/pmapi/pm_units.rb, line 12 def dim_space signed_4_bit(@pm_units >> 28) end
dim_time()
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# File lib/pcp_easy/pmapi/pm_units.rb, line 16 def dim_time signed_4_bit(@pm_units >> 24) end
inspect()
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# File lib/pcp_easy/pmapi/pm_units.rb, line 36 def inspect "<#{self.class.to_s}:#{object_id} @pm_units=#{@pm_units} {#{dim_space},#{dim_time},#{dim_count},#{scale_space},#{scale_time},#{scale_count}}>" end
scale_count()
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# File lib/pcp_easy/pmapi/pm_units.rb, line 32 def scale_count signed_4_bit(@pm_units >> 8) end
scale_space()
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# File lib/pcp_easy/pmapi/pm_units.rb, line 24 def scale_space unsigned_4_bit(@pm_units >> 16) end
scale_time()
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# File lib/pcp_easy/pmapi/pm_units.rb, line 28 def scale_time unsigned_4_bit(@pm_units >> 12) end
Private Instance Methods
signed_4_bit(lowest_4_bits)
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# File lib/pcp_easy/pmapi/pm_units.rb, line 52 def signed_4_bit(lowest_4_bits) lowest_4_bits & 0x8 == 0 ? lowest_4_bits & 0xf : -((~lowest_4_bits & 0xf) + 1) end
unsigned_4_bit(lowest_4_bits)
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# File lib/pcp_easy/pmapi/pm_units.rb, line 56 def unsigned_4_bit(lowest_4_bits) lowest_4_bits & 0xf end