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Merge pull request #1755 from JoePfeiffer/fix-1728

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Improve progress bar reporting
This commit is contained in:
Sibo Van Gool 2022-10-23 20:18:15 +02:00 committed by GitHub
commit 0668f03d38
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2 changed files with 32 additions and 25 deletions
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3
core/src/net/sf/openrocket/simulation/BasicLandingStepper.java
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@ -79,6 +79,7 @@ public class BasicLandingStepper extends AbstractSimulationStepper {
}
// but don't let it get *too* small
timeStep = Math.max(timeStep, MIN_TIME_STEP);
log.debug("timeStep is " + timeStep);
// Perform Euler integration
Coordinate newPosition = status.getRocketPosition().add(status.getRocketVelocity().multiply(timeStep)).
@ -94,6 +95,7 @@ public class BasicLandingStepper extends AbstractSimulationStepper {
// The new timestep is the solution of
// 1/2 at^2 + vt + z0 = 0
timeStep = (-v - Math.sqrt(v*v - 2*a*z0))/a;
log.debug("ground hit changes timeStep to " + timeStep);
newPosition = status.getRocketPosition().add(status.getRocketVelocity().multiply(timeStep)).
add(linearAcceleration.multiply(MathUtil.pow2(timeStep) / 2));
@ -114,7 +116,6 @@ public class BasicLandingStepper extends AbstractSimulationStepper {
w = status.getSimulationConditions().getGeodeticComputation().addCoordinate(w, status.getRocketPosition());
status.setRocketWorldPosition(w);
// Store data
FlightDataBranch data = status.getFlightData();
boolean extra = status.getSimulationConditions().isCalculateExtras();

48
swing/src/net/sf/openrocket/gui/simulation/SimulationRunDialog.java
View File

@ -270,13 +270,15 @@ public class SimulationRunDialog extends JDialog {
private final int index;
private final double burnoutTimeEstimate;
private volatile double burnoutVelocity;
private volatile double apogeeAltitude;
private final CustomExpressionSimulationListener exprListener;
/*
* -2 = time from 0 ... burnoutTimeEstimate -1 = velocity from
* v(burnoutTimeEstimate) ... 0 0 ... n = stages from alt(max) ... 0
* Keep track of current phase ("stage") of simulation
* -2: Boost. Estimate progress using time from 0 to burnoutTimeEstimate
* -1: Coast. Estimate progress using velocity from v(burnoutTimeEstimate) to 0
* 0 ... n: Landing. Estimate progress using altitude from alt(max) ... 0
* (it appears as if the idea is to use values above 0 to support multiple stages, but this is not implemented)
*/
private volatile int simulationStage = -2;
@ -322,50 +324,57 @@ public class SimulationRunDialog extends JDialog {
@Override
protected void process(List<SimulationStatus> chunks) {
// Update max. altitude and velocity
// Update max. altitude and velocity of sustainer. Because parts of the simulation may be run more than once
// in order to calculate things like optimal coast time, we'll keep updating max altitude
// whenever we see that the rocket is going upwards. The last apogee found is the real one.
for (SimulationStatus s : chunks) {
simulationMaxAltitude[index] = Math.max(simulationMaxAltitude[index], s.getRocketPosition().z);
if (s.getConfiguration().isStageActive(0) && (s.getRocketVelocity().z > 0)) {
log.debug("updating simulationMaxAltitude[" + index + "] to " + s.getRocketPosition().z);
simulationMaxAltitude[index] = s.getRocketPosition().z;
simulationMaxVelocity[index] = Math.max(simulationMaxVelocity[index], s.getRocketVelocity().length());
}
}
// Calculate the progress
SimulationStatus status = chunks.get(chunks.size() - 1);
simulationStatuses[index] = status;
// 1. time = 0 ... burnoutTimeEstimate
// -2: Boost. time = 0 ... burnoutTimeEstimate
if (simulationStage == -2 && status.getSimulationTime() < burnoutTimeEstimate) {
log.debug("Method 1: t=" + status.getSimulationTime() + " est=" + burnoutTimeEstimate);
log.debug("simulationStage boost: t=" + status.getSimulationTime() + " est=" + burnoutTimeEstimate);
setSimulationProgress(
MathUtil.map(status.getSimulationTime(), 0, burnoutTimeEstimate, 0.0, BURNOUT_PROGRESS));
updateProgress();
return;
}
// Past burnout time estimate, switch to coast.
if (simulationStage == -2) {
simulationStage++;
burnoutVelocity = MathUtil.max(status.getRocketVelocity().z, 0.1);
log.debug("CHANGING to Method 2, vel=" + burnoutVelocity);
log.debug("CHANGING to simulationStage " + simulationStage + ", vel=" + burnoutVelocity);
}
// 2. z-velocity from burnout velocity to zero
// -1: Coast. z-velocity from burnout velocity to zero
if (simulationStage == -1 && status.getRocketVelocity().z >= 0) {
log.debug("Method 2: vel=" + status.getRocketVelocity().z + " burnout=" + burnoutVelocity);
log.debug("simulationStage coast: vel=" + status.getRocketVelocity().z + " burnout=" + burnoutVelocity);
setSimulationProgress(MathUtil.map(status.getRocketVelocity().z, burnoutVelocity, 0, BURNOUT_PROGRESS,
APOGEE_PROGRESS));
updateProgress();
return;
}
// Past apogee, switch to landing
if (simulationStage == -1 && status.getRocketVelocity().z < 0) {
simulationStage++;
apogeeAltitude = MathUtil.max(status.getRocketPosition().z, 1);
log.debug("CHANGING to Method 3, apogee=" + apogeeAltitude);
log.debug("CHANGING to simulationStage " + simulationStage + ", apogee=" + simulationMaxAltitude[index]);
}
// 3. z-position from apogee to zero
// >= 0 Landing. z-position from apogee to zero
// TODO: MEDIUM: several stages
log.debug("Method 3: alt=" + status.getRocketPosition().z + " apogee=" + apogeeAltitude);
setSimulationProgress(MathUtil.map(status.getRocketPosition().z, apogeeAltitude, 0, APOGEE_PROGRESS, 1.0));
System.out.flush();
log.debug("simulationStage landing (" + simulationStage + "): alt=" + status.getRocketPosition().z + " apogee=" + simulationMaxAltitude[index]);
setSimulationProgress(MathUtil.map(status.getRocketPosition().z, simulationMaxAltitude[index], 0, APOGEE_PROGRESS, 1.0));
updateProgress();
}
@ -439,10 +448,7 @@ public class SimulationRunDialog extends JDialog {
public boolean handleFlightEvent(SimulationStatus status, FlightEvent event) {
switch (event.getType()) {
case APOGEE:
simulationStage = 0;
apogeeAltitude = status.getRocketPosition().z;
log.debug("APOGEE, setting progress");
setSimulationProgress(APOGEE_PROGRESS);
log.debug("APOGEE");
publish(status);
break;
@ -451,8 +457,8 @@ public class SimulationRunDialog extends JDialog {
break;
case SIMULATION_END:
log.debug("END, setting progress");
setSimulationProgress(1.0);
log.debug("END");
publish(status);
break;
default: