From: Keith Packard <keithp@keithp.com>
Date: Mon, 28 Aug 2017 00:35:49 +0000 (-0700)
Subject: altoslib: Compute speed at entry to each state
X-Git-Tag: 1.8.1~6
X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=commitdiff_plain;h=dd72c9144b207b12150eb6a7ffb012f217f37374

altoslib: Compute speed at entry to each state

Useful to have drogue/main deployment speeds

Signed-off-by: Keith Packard <keithp@keithp.com>
---

diff --git a/altoslib/AltosFlightStats.java b/altoslib/AltosFlightStats.java
index 6f8732cf..c2e4e2a3 100644
--- a/altoslib/AltosFlightStats.java
+++ b/altoslib/AltosFlightStats.java
@@ -26,6 +26,7 @@ public class AltosFlightStats {
 	public double		max_speed;
 	public double		max_acceleration;
 	public double[]		state_speed = new double[AltosLib.ao_flight_invalid + 1];
+	public double[]		state_enter_speed = new double[AltosLib.ao_flight_invalid + 1];
 	public double[]		state_accel = new double[AltosLib.ao_flight_invalid + 1];
 	public double[]		state_time = new double[AltosLib.ao_flight_invalid + 1];
 	public String		product;
@@ -131,6 +132,8 @@ public class AltosFlightStats {
 	private void add_times(AltosFlightSeries series, int state, double start_time, double end_time) {
 		double delta_time = end_time - start_time;
 		if (0 <= state && state <= AltosLib.ao_flight_invalid && delta_time > 0) {
+			if (state_enter_speed[state] == AltosLib.MISSING)
+				state_enter_speed[state] = series.speed_series.value(start_time);
 			speeds[state].value += series.speed_series.average(start_time, end_time) * delta_time;
 			speeds[state].time += delta_time;
 			accels[state].value += series.accel_series.average(start_time, end_time) * delta_time;
@@ -192,6 +195,7 @@ public class AltosFlightStats {
 
 		for (int s = 0; s < AltosLib.ao_flight_invalid + 1; s++) {
 			state_speed[s] = AltosLib.MISSING;
+			state_enter_speed[s] = AltosLib.MISSING;
 			state_accel[s] = AltosLib.MISSING;
 			state_time[s] = 0;
 			speeds[s] = new AltosTimeValue(0, 0);