module Fit4Ruby::RecordAggregator
Public Instance Methods
aggregate()
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# File lib/fit4ruby/RecordAggregator.rb, line 17 def aggregate return if @records.empty? # TODO: Add support for pause events. @total_timer_time = @total_elapsed_time aggregate_geo_region aggregate_ascent_descent aggregate_speed_distance aggregate_heart_rate aggregate_strides aggregate_vertical_oscillation aggregate_stance_time end
aggregate_ascent_descent()
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# File lib/fit4ruby/RecordAggregator.rb, line 61 def aggregate_ascent_descent @total_ascent = @total_descent = 0 altitude = nil @records.each do |r| if altitude if r.altitude < altitude @total_descent += (altitude - r.altitude) else @total_ascent += (r.altitude - altitude) end end altitude = r.altitude end end
aggregate_geo_region()
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# File lib/fit4ruby/RecordAggregator.rb, line 32 def aggregate_geo_region r = @records.first @start_position_lat = r.position_lat @start_position_long = r.position_long r = @records.last @end_position_lat = r.position_lat @end_position_long = r.position_long @records.each do |r| if r.position_lat if (@swc_lat.nil? || r.position_lat < @swc_lat) @swc_lat = r.position_lat end if (@nec_lat.nil? || r.position_lat > @nec_lat) @nec_lat = r.position_lat end end if r.position_long if (@swc_long.nil? || r.position_long < @swc_long) @swc_long = r.position_long end if (@nec_long.nil? || r.position_long > @nec_long) @nec_long = r.position_long end end end end
aggregate_heart_rate()
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# File lib/fit4ruby/RecordAggregator.rb, line 93 def aggregate_heart_rate total_heart_beats = 0 @max_heart_rate = 0 last_timestamp = @start_time @records.each do |r| if r.heart_rate delta_t = last_timestamp ? r.timestamp - last_timestamp : nil total_heart_beats += (r.heart_rate / 60.0) * delta_t if delta_t if r.heart_rate > @max_heart_rate @max_heart_rate = r.heart_rate end end last_timestamp = r.timestamp end @avg_heart_rate = (total_heart_beats.to_f / @total_elapsed_time * 60).to_i end
aggregate_speed_distance()
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# File lib/fit4ruby/RecordAggregator.rb, line 77 def aggregate_speed_distance @max_speed = 0 first_distance, last_distance = nil, nil @records.each do |r| @max_speed = r.speed if r.speed && @max_speed < r.speed first_distance = r.distance if first_distance.nil? && r.distance last_distance = r.distance if r.distance end @total_distance = last_distance && first_distance ? last_distance - first_distance : 0 @avg_speed = @total_distance.to_f / @total_elapsed_time end
aggregate_stance_time()
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# File lib/fit4ruby/RecordAggregator.rb, line 148 def aggregate_stance_time total_stance_time = 0.0 total_stance_time_percent = 0.0 stance_time_count = 0 stance_time_percent_count = 0 @records.each do |r| if r.stance_time total_stance_time += r.stance_time stance_time_count += 1 end if r.stance_time_percent total_stance_time_percent += r.stance_time_percent stance_time_percent_count += 1 end end @avg_stance_time = stance_time_count > 0 ? total_stance_time / stance_time_count : 0 @avg_stance_time_percent = stance_time_percent_count > 0 ? total_stance_time_percent / stance_time_percent_count : 0 end
aggregate_strides()
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# File lib/fit4ruby/RecordAggregator.rb, line 111 def aggregate_strides @total_strides = 0 @max_running_cadence = 0 last_timestamp = @start_time @records.each do |r| delta_t = last_timestamp ? r.timestamp - last_timestamp : nil if delta_t && (run_cadence = r.run_cadence) @total_strides += (run_cadence / 60.0) * delta_t end if run_cadence && run_cadence > @max_running_cadence @max_running_cadence = run_cadence.to_i end last_timestamp = r.timestamp end @avg_running_cadence, @avg_fractional_cadence = (@total_strides.to_f / @total_timer_time * (60 / 2)).divmod(1) @total_strides = @total_strides.to_i end
aggregate_vertical_oscillation()
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# File lib/fit4ruby/RecordAggregator.rb, line 133 def aggregate_vertical_oscillation total_vertical_oscillation = 0.0 vertical_oscillation_count = 0 @records.each do |r| if r.vertical_oscillation total_vertical_oscillation += r.vertical_oscillation vertical_oscillation_count += 1 end end @avg_vertical_oscillation = total_vertical_oscillation / vertical_oscillation_count end