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Fixed a bug where an error was caused when attempting to flip the race around the prime meridian.

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All x values are now flipped horizontally if the difference between the smallest lon, e.g. -179.5 and the largest e.g. 179.5 is greater than 180.

#story[923] #bug
This commit is contained in:
cir27
2017-05-22 05:39:36 +12:00
parent c6ab96a86f
commit 68a243725b
1 changed files with 11 additions and 10 deletions
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src/main/java/seng302/controllers/CanvasController.java
+11 -10
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@@ -50,6 +50,7 @@ public class CanvasController {
private final int RHS_BUFFER = BUFFER_SIZE + MARK_SIZE / 2; private final int RHS_BUFFER = BUFFER_SIZE + MARK_SIZE / 2;
private final int TOP_BUFFER = BUFFER_SIZE; private final int TOP_BUFFER = BUFFER_SIZE;
private final int BOT_BUFFER = TOP_BUFFER + MARK_SIZE / 2; private final int BOT_BUFFER = TOP_BUFFER + MARK_SIZE / 2;
private boolean horizontalInversion = false;
private double distanceScaleFactor; private double distanceScaleFactor;
private ScaleDirection scaleDirection; private ScaleDirection scaleDirection;
@@ -128,7 +129,6 @@ public class CanvasController {
} }
// TODO: 1/05/17 cir27 - Make the RaceObjects update on the actual delay. // TODO: 1/05/17 cir27 - Make the RaceObjects update on the actual delay.
elapsedNanos = 1000 / 60;
updateRaceObjects(); updateRaceObjects();
if (StreamParser.isRaceFinished()) { if (StreamParser.isRaceFinished()) {
this.stop(); this.stop();
@@ -386,16 +386,11 @@ public class CanvasController {
//If the course is on a point on the earth where longitudes wrap around. //If the course is on a point on the earth where longitudes wrap around.
Limit minLonMark = sortedPoints.get(0); Limit minLonMark = sortedPoints.get(0);
Limit maxLonMark = sortedPoints.get(sortedPoints.size()-1); Limit maxLonMark = sortedPoints.get(sortedPoints.size()-1);
SingleMark thisMinLon = new SingleMark(minLonMark.toString(), minLonMark.getLat(), minLonMark.getLng(), minLonMark.getSeqID()); minLonPoint = new SingleMark(minLonMark.toString(), minLonMark.getLat(), minLonMark.getLng(), minLonMark.getSeqID());
SingleMark thisMaxLon = new SingleMark(maxLonMark.toString(), maxLonMark.getLat(), maxLonMark.getLng(), maxLonMark.getSeqID()); minLatPoint = new SingleMark(maxLonMark.toString(), maxLonMark.getLat(), maxLonMark.getLng(), maxLonMark.getSeqID());
// TODO: 30/03/17 cir27 - Correctly account for longitude wrapping around. if (maxLonPoint.getLongitude() - minLonPoint.getLongitude() > 180) {
if (thisMaxLon.getLongitude() - thisMinLon.getLongitude() > 180) { horizontalInversion = true;
SingleMark temp = thisMinLon;
thisMinLon = thisMaxLon;
thisMaxLon = temp;
} }
minLonPoint = thisMinLon;
maxLonPoint = thisMaxLon;
} }
/** /**
@@ -426,6 +421,9 @@ public class CanvasController {
referencePointX += distanceScaleFactor * Math.sin(referenceAngle) * Mark.calculateDistance(referencePoint, minLonPoint); referencePointX += distanceScaleFactor * Math.sin(referenceAngle) * Mark.calculateDistance(referencePoint, minLonPoint);
referencePointX += ((CANVAS_WIDTH - (LHS_BUFFER + RHS_BUFFER)) - (minLonToMaxLon * distanceScaleFactor)) / 2; referencePointX += ((CANVAS_WIDTH - (LHS_BUFFER + RHS_BUFFER)) - (minLonToMaxLon * distanceScaleFactor)) / 2;
} }
if(horizontalInversion) {
referencePointX = CANVAS_WIDTH - RHS_BUFFER - (referencePointX - LHS_BUFFER);
}
} }
/** /**
@@ -509,6 +507,9 @@ public class CanvasController {
xAxisLocation -= (int) Math.round(distanceScaleFactor * Math.cos(angleFromReference) * distanceFromReference); xAxisLocation -= (int) Math.round(distanceScaleFactor * Math.cos(angleFromReference) * distanceFromReference);
yAxisLocation += (int) Math.round(distanceScaleFactor * Math.sin(angleFromReference) * distanceFromReference); yAxisLocation += (int) Math.round(distanceScaleFactor * Math.sin(angleFromReference) * distanceFromReference);
} }
if(horizontalInversion) {
xAxisLocation = CANVAS_WIDTH - RHS_BUFFER - (xAxisLocation - LHS_BUFFER);
}
return new Point2D(xAxisLocation, yAxisLocation); return new Point2D(xAxisLocation, yAxisLocation);
} }