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-rw-r--r--low-can-binding/can/can-decoder.cpp3
-rwxr-xr-xlow-can-binding/can/signals.cpp12
-rwxr-xr-xlow-can-binding/can/signals.hpp4
3 files changed, 18 insertions, 1 deletions
diff --git a/low-can-binding/can/can-decoder.cpp b/low-can-binding/can/can-decoder.cpp
index 19594afa..76ea79e6 100644
--- a/low-can-binding/can/can-decoder.cpp
+++ b/low-can-binding/can/can-decoder.cpp
@@ -350,9 +350,10 @@ openxc_DynamicField decoder_t::decode_state(signal_t& signal, std::shared_ptr<me
///
openxc_DynamicField decoder_t::translate_signal(signal_t& signal, std::shared_ptr<message_t> message, bool* send)
{
- if(!signal.get_message()->frame_layout_is_little())
+ if(!signal.get_message()->frame_layout_is_little() && !signal.bit_position_is_swapped())
{
signal.set_bit_position(converter_t::bit_position_swap(signal.get_bit_position(),signal.get_bit_size()));
+ signal.bit_position_is_swapped_reverse();
}
// Must call the decoders every time, regardless of if we are going to
// decide to send the signal or not.
diff --git a/low-can-binding/can/signals.cpp b/low-can-binding/can/signals.cpp
index da8df988..28246a05 100755
--- a/low-can-binding/can/signals.cpp
+++ b/low-can-binding/can/signals.cpp
@@ -71,6 +71,7 @@ signal_t::signal_t(
, sign_{sign}
, bit_sign_position_{bit_sign_position}
, unit_{unit}
+ ,bit_position_is_swapped_{false}
{}
signal_t::signal_t(
@@ -104,6 +105,7 @@ signal_t::signal_t(
, decoder_{decoder}
, encoder_{encoder}
, received_{received}
+ , bit_position_is_swapped_{false}
{}
std::shared_ptr<message_definition_t> signal_t::get_message() const
@@ -251,3 +253,13 @@ const std::string signal_t::get_unit() const
{
return unit_;
}
+
+bool signal_t::bit_position_is_swapped() const
+{
+ return bit_position_is_swapped_;
+}
+
+void signal_t::bit_position_is_swapped_reverse()
+{
+ bit_position_is_swapped_ = !bit_position_is_swapped_;
+}
diff --git a/low-can-binding/can/signals.hpp b/low-can-binding/can/signals.hpp
index bf779981..5f143753 100755
--- a/low-can-binding/can/signals.hpp
+++ b/low-can-binding/can/signals.hpp
@@ -111,6 +111,8 @@ private:
sign_t sign_; /* !< sign_ - if the data is signed it indicates the encode */
int32_t bit_sign_position_; /*!< bit_sign_position_ - The bit that indicates the sign of the signal in its CAN message*/
std::string unit_; /* !< unit_ - The unit of the data */
+ bool bit_position_is_swapped_; /* !<bit_position_is_swapped_- True if the signal's bit position has been
+ swapped (refer to converter_t::bit_position_swap()). Default is false.*/
public:
@@ -177,10 +179,12 @@ public:
sign_t get_sign() const;
int32_t get_bit_sign_position() const;
const std::string get_unit() const;
+ bool bit_position_is_swapped() const;
void set_parent(std::shared_ptr<message_definition_t> parent);
void set_received(bool r);
void set_last_value(float val);
void set_timestamp(uint64_t timestamp);
void set_bit_position(uint32_t bit_position);
+ void bit_position_is_swapped_reverse();
};