hongshaorou/openrocket
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Fix some issues in mass importing + give warning when mass too low

Browse Source
This commit is contained in:
SiboVG 2023-04-01 11:09:55 +02:00
parent 4dcd43850f
commit c8f79bbdf5
1 changed files with 38 additions and 22 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

60
core/src/net/sf/openrocket/file/rasaero/importt/SimulationHandler.java
View File

@ -143,7 +143,7 @@ public class SimulationHandler extends AbstractElementHandler {
context.getOpenRocketDocument().addSimulation(sim);
// Set the weight and CG overrides
applyMassOverrides();
applyMassOverrides(warnings);
applyCGOverrides(sustainerMount, booster1Mount, booster2Mount, fcid);
}
@ -217,15 +217,15 @@ public class SimulationHandler extends AbstractElementHandler {
return mount;
}
private void applyMassOverrides() {
private void applyMassOverrides(WarningSet warnings) {
// Don't do anything if the mass has already been overridden by a previous simulation
if (rocket.getStage(0).isMassOverridden()) {
return;
}
double sustainerMass = applySustainerMassOverride();
double booster1Mass = applyBooster1MassOverride(sustainerMass);
applyBooster2MassOverride(sustainerMass, booster1Mass);
applySustainerMassOverride();
applyBooster1MassOverride(warnings);
applyBooster2MassOverride(warnings);
}
/**
@ -256,21 +256,29 @@ public class SimulationHandler extends AbstractElementHandler {
/**
* Applies the mass from the RASAero simulation to booster1 as an override, and returns the final booster1 mass.
* Note: the sustainer mass and booster1 motor mass is subtracted from the RASAero mass to get the final mass.
* @param sustainerMass the sustainer mass
* @param warnings list to add import warnings to
* @return the final booster1 mass
*/
private double applyBooster1MassOverride(double sustainerMass) {
if (!includeBooster1 || booster1LaunchWt == null || booster1LaunchWt == 0) {
private double applyBooster1MassOverride(WarningSet warnings) {
if (!includeBooster1 || booster1LaunchWt == null || booster1LaunchWt == 0 || sustainerLaunchWt == null) {
return 0;
}
// Get the booster motor weight
double boosterMotorWt = 0;
if (booster1Engine != null) {
boosterMotorWt = booster1Engine.getLaunchMass();
// Calculate the final booster mass
final double boosterWt;
if (sustainerLaunchWt > booster1LaunchWt) {
warnings.add("Sustainer wt is greater than total loaded wt of booster 1. Setting mass to 0.");
boosterWt = 0;
} else {
// Get the booster motor weight
double boosterMotorWt = 0;
if (booster1Engine != null) {
boosterMotorWt = booster1Engine.getLaunchMass();
}
boosterWt = booster1LaunchWt - boosterMotorWt - sustainerLaunchWt;
}
double boosterWt = booster1LaunchWt - boosterMotorWt - sustainerMass;
AxialStage booster = rocket.getStage(1);
booster.setMassOverridden(true);
booster.setSubcomponentsOverriddenMass(true);
@ -282,22 +290,29 @@ public class SimulationHandler extends AbstractElementHandler {
/**
* Applies the mass from the RASAero simulation to booster2 as an override, and returns the final booster2 mass.
* Note: the sustainer mass, booster1 mass, and booster2 motor mass is subtracted from the RASAero mass to get the final mass.
* @param sustainerMass the sustainer mass
* @param booster1Mass the booster1 mass
* @param warnings list to add import warnings to
* @return the final booster2 mass
*/
private double applyBooster2MassOverride(double sustainerMass, double booster1Mass) {
if (!includeBooster2 || booster2LaunchWt == null || booster2LaunchWt == 0) {
private double applyBooster2MassOverride(WarningSet warnings) {
if (!includeBooster2 || booster2LaunchWt == null || booster2LaunchWt == 0 || booster1LaunchWt == null) {
return 0;
}
// Get the booster motor weight
double boosterMotorWt = 0;
if (booster2Engine != null) {
boosterMotorWt = booster2Engine.getLaunchMass();
// Calculate the final booster mass
final double boosterWt;
if (booster1LaunchWt > booster2LaunchWt) {
warnings.add("Booster1 wt is greater than total loaded wt of booster 2. Setting mass to 0.");
boosterWt = 0;
} else {
// Get the booster motor weight
double boosterMotorWt = 0;
if (booster2Engine != null) {
boosterMotorWt = booster2Engine.getLaunchMass();
}
boosterWt = booster2LaunchWt - boosterMotorWt - booster1LaunchWt;
}
double boosterWt = booster2LaunchWt - boosterMotorWt - sustainerMass - booster1Mass;
AxialStage booster = rocket.getStage(2);
booster.setMassOverridden(true);
booster.setSubcomponentsOverriddenMass(true);
@ -459,6 +474,7 @@ public class SimulationHandler extends AbstractElementHandler {
double mountLocationX = mount.getLocations()[0].x;
double motorLocationX = mountLocationX + motorPositionXRel;
double motorCG = motor.getCGPoints()[0].x + motorLocationX;
// TODO: RASAero assumes motor CG to be at half the motor length from the bottom of the parent
return combinedCG * (1 + motorMass / stageMass)
- motorCG * (motorMass / stageMass);
}