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[refactor] FlightConfiguration now optionally caches its calculated bounds.

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This commit is contained in:
Daniel_M_Williams 2018-09-16 19:51:52 -04:00
parent 5e3d230724
commit 7d813b4e55
1 changed files with 19 additions and 19 deletions
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22
core/src/net/sf/openrocket/rocketcomponent/FlightConfiguration.java
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@ -404,7 +404,7 @@ public class FlightConfiguration implements FlightConfigurableParameter<FlightCo
*
* @return a <code>Collection</code> containing coordinates bounding the rocket.
*
* @deprecated Migrate to FlightConfiguration#BoundingBox, when practical.
* @deprecated Migrate to <FlightConfiguration>.getBoundingBox(), when practical.
*/
@Deprecated
public Collection<Coordinate> getBounds() {
@ -414,28 +414,28 @@ public class FlightConfiguration implements FlightConfigurableParameter<FlightCo
/**
* Return the bounding box of the current configuration.
*
* @return
* @return the rocket's bounding box (under the selected configuration)
*/
public BoundingBox getBoundingBox() {
if (rocket.getModID() != boundsModID) {
boundsModID = rocket.getModID();
calculateBounds();
}
return cachedBounds;
}
private void calculateBounds(){
BoundingBox bounds = new BoundingBox();
for (RocketComponent component : this.getActiveComponents()) {
BoundingBox componentBounds = new BoundingBox().update(component.getComponentBounds());
bounds.update( componentBounds );
}
boundsModID = rocket.getModID();
cachedLength = bounds.span().x;
cachedBounds.update( bounds );
}
return cachedBounds;
}
/**
* Returns the length of the rocket configuration, from the foremost bound X-coordinate
* to the aft-most X-coordinate. The value is cached.
@ -443,9 +443,9 @@ public class FlightConfiguration implements FlightConfigurableParameter<FlightCo
* @return the length of the rocket in the X-direction.
*/
public double getLength() {
if (rocket.getModID() != boundsModID)
getBounds(); // Calculates the length
if (rocket.getModID() != boundsModID) {
calculateBounds();
}
return cachedLength;
}