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Fix #881 by inverting location value imported from RockSim

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This commit is contained in:
Neil Balch 2021-05-12 19:22:21 -07:00
parent fea2497ecc
commit f2b15c10ea
1 changed files with 25 additions and 23 deletions
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48
core/src/net/sf/openrocket/file/rocksim/importt/FinSetHandler.java
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@ -39,7 +39,7 @@ class FinSetHandler extends AbstractElementHandler {
* The parent component.
*/
private final RocketComponent component;
/**
* The name of the fin.
*/
@ -68,13 +68,13 @@ class FinSetHandler extends AbstractElementHandler {
* The length of the tip chord.
*/
private double tipChord = 0.0d;
/**
* The length of the mid-chord (aka height).
*/
@SuppressWarnings("unused") // stored from file, but not used.
private double midChordLen = 0.0d;
/**
* The distance of the leading edge from root to top.
*/
@ -143,9 +143,9 @@ class FinSetHandler extends AbstractElementHandler {
* The Rocksim calculated cg.
*/
private Double calcCg = 0d;
private final RockSimAppearanceBuilder appearanceBuilder;
/**
* Constructor.
*
@ -160,12 +160,12 @@ class FinSetHandler extends AbstractElementHandler {
appearanceBuilder = new RockSimAppearanceBuilder(context);
component = c;
}
@Override
public ElementHandler openElement(String element, HashMap<String, String> attributes, WarningSet warnings) {
return PlainTextHandler.INSTANCE;
}
@Override
public void closeElement(String element, HashMap<String, String> attributes, String content, WarningSet warnings)
throws SAXException {
@ -180,7 +180,9 @@ class FinSetHandler extends AbstractElementHandler {
finish = RocksimFinishCode.fromCode(Integer.parseInt(content)).asOpenRocket();
}
if (RocksimCommonConstants.XB.equals(element)) {
location = Double.parseDouble(content) / RocksimCommonConstants.ROCKSIM_TO_OPENROCKET_LENGTH;
// Opposite value accounts for the different relative distance directions used
// Issue Ref: https://github.com/openrocket/openrocket/issues/881
location = -Double.parseDouble(content) / RocksimCommonConstants.ROCKSIM_TO_OPENROCKET_LENGTH;
}
if (RocksimCommonConstants.LOCATION_MODE.equals(element)) {
axialMethod = RocksimLocationMode.fromCode(Integer.parseInt(content)).asOpenRocket();
@ -245,21 +247,21 @@ class FinSetHandler extends AbstractElementHandler {
if (RocksimCommonConstants.CALC_CG.equals(element)) {
calcCg = Double.parseDouble(content) / RocksimCommonConstants.ROCKSIM_TO_OPENROCKET_LENGTH;
}
appearanceBuilder.processElement(element, content, warnings);
} catch (NumberFormatException nfe) {
warnings.add("Could not convert " + element + " value of " + content + ". It is expected to be a number.");
}
}
@Override
public void endHandler(String element, HashMap<String, String> attributes,
String content, WarningSet warnings) throws SAXException {
//Create the fin set and correct for overrides and actual material densities
final FinSet finSet = asOpenRocket(warnings);
finSet.setAppearance(appearanceBuilder.getAppearance());
if (component.isCompatible(finSet)) {
BaseHandler.setOverride(finSet, override, mass, cg);
if (!override && finSet.getCrossSection().equals(FinSet.CrossSection.AIRFOIL)) {
@ -277,8 +279,8 @@ class FinSetHandler extends AbstractElementHandler {
+ component.getComponentName() + ", ignoring component.");
}
}
/**
* Convert the parsed Rocksim data values in this object to an instance of OpenRocket's FinSet.
*
@ -288,7 +290,7 @@ class FinSetHandler extends AbstractElementHandler {
*/
public FinSet asOpenRocket(WarningSet warnings) {
FinSet result;
if (shapeCode == 0) {
//Trapezoidal
result = new TrapezoidFinSet();
@ -301,10 +303,10 @@ class FinSetHandler extends AbstractElementHandler {
((EllipticalFinSet) result).setLength(rootChord);
}
else if (shapeCode == 2) {
result = new FreeformFinSet();
((FreeformFinSet) result).setPoints(toCoordinates(pointList, warnings));
}
else {
return null;
@ -324,9 +326,9 @@ class FinSetHandler extends AbstractElementHandler {
result.setAxialOffset(location);
return result;
}
/**
* Convert a Rocksim string that represents fin plan points into an array of OpenRocket coordinates.
*
@ -368,8 +370,8 @@ class FinSetHandler extends AbstractElementHandler {
final Coordinate[] coords = new Coordinate[result.size()];
return result.toArray(coords);
}
/**
* Convert a Rocksim tip shape to an OpenRocket CrossSection.
*
@ -389,7 +391,7 @@ class FinSetHandler extends AbstractElementHandler {
return FinSet.CrossSection.SQUARE;
}
}
public static int convertTipShapeCode(FinSet.CrossSection cs) {
if (FinSet.CrossSection.ROUNDED.equals(cs)) {
return 1;
@ -399,5 +401,5 @@ class FinSetHandler extends AbstractElementHandler {
}
return 0;
}
}