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Added UAVObject sorting to make UAVObj structs align to word-boundaries. Else copying to / from UAVObjects will fail on Cortex M4 with an alignment error, since the proper alignment is not visible to the compiler in a line like this: float* data = UAVObj.Roll; data[2] = yaw;

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LM 2011-11-14 08:39:45 +01:00 committed by Mike Smith
parent 084b175290
commit 30b6ae90f3
2 changed files with 10 additions and 0 deletions
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2
.gitignore vendored
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@ -1,3 +1,5 @@
# Exclude temporary and system files
.DS_Store
# /flight/ # /flight/
/flight/*.pnproj /flight/*.pnproj

8
ground/uavobjgenerator/uavobjectparser.cpp
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@ -111,6 +111,11 @@ int UAVObjectParser::getNumBytes(int objIndex)
} }
} }
bool fieldTypeLessThan(const FieldInfo* f1, const FieldInfo* f2)
{
return f1->numBytes > f2->numBytes;
}
/** /**
* Parse supplied XML file * Parse supplied XML file
* @param xml The xml text * @param xml The xml text
@ -200,6 +205,9 @@ QString UAVObjectParser::parseXML(QString& xml, QString& filename)
// Get next element // Get next element
childNode = childNode.nextSibling(); childNode = childNode.nextSibling();
} }
// Sort all fields according to size
qStableSort(info->fields.begin(), info->fields.end(), fieldTypeLessThan);
// Make sure that required elements were found // Make sure that required elements were found
if ( !accessFound ) if ( !accessFound )