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use bitfields to reduce struct size of segment information. size goes down from 28->24 bytes

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Dennis Luxen 2015-01-23 13:53:02 +01:00
parent 1c2c87e03d
commit efbcce0ffe
1 changed files with 7 additions and 7 deletions
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14
data_structures/segment_information.hpp
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@ -1,6 +1,6 @@
/* /*
Copyright (c) 2014, Project OSRM, Dennis Luxen, others Copyright (c) 2015, Project OSRM, Dennis Luxen, others
All rights reserved. All rights reserved.
Redistribution and use in source and binary forms, with or without modification, Redistribution and use in source and binary forms, with or without modification,
@ -25,8 +25,8 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/ */
#ifndef SEGMENT_INFORMATION_H #ifndef SEGMENT_INFORMATION_HPP
#define SEGMENT_INFORMATION_H #define SEGMENT_INFORMATION_HPP
#include "turn_instructions.hpp" #include "turn_instructions.hpp"
@ -44,9 +44,9 @@ struct SegmentInformation
float length; float length;
short bearing; // more than enough [0..3600] fits into 12 bits short bearing; // more than enough [0..3600] fits into 12 bits
TurnInstruction turn_instruction; TurnInstruction turn_instruction;
TravelMode travel_mode; TravelMode travel_mode : 4;
bool necessary; bool necessary : 1;
bool is_via_location; bool is_via_location : 1;
explicit SegmentInformation(const FixedPointCoordinate &location, explicit SegmentInformation(const FixedPointCoordinate &location,
const NodeID name_id, const NodeID name_id,
@ -75,4 +75,4 @@ struct SegmentInformation
} }
}; };
#endif /* SEGMENT_INFORMATION_H */ #endif /* SEGMENT_INFORMATION_HPP */