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Bluesky change LOS from bool to float prob

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Change the field indicating that the GNSS satellite is line of sight
or not from boolean to a float representing hte probability of being
line of sight.

Bug: 111441283
Test: Existing tests pass.
Change-Id: I746d7b16dcbb7c8968163f512a70aac7511402b6
This commit is contained in:
gomo
2019-01-17 04:02:53 -08:00
parent 2b8e3132f5
commit b4635ba90d
5 changed files with 47 additions and 32 deletions
Download Patch File Download Diff File Expand all files Collapse all files

51
location/java/android/location/GnssSingleSatCorrection.java
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@@ -16,11 +16,14 @@
package android.location;
import android.annotation.FloatRange;
import android.annotation.Nullable;
import android.annotation.SystemApi;
import android.os.Parcel;
import android.os.Parcelable;
import com.android.internal.util.Preconditions;
/**
* A container with measurement corrections for a single visible satellite
*
@@ -31,9 +34,9 @@ public final class GnssSingleSatCorrection implements Parcelable {
/**
* Bit mask for {@link #mSingleSatCorrectionFlags} indicating the presence of {@link
* #mSatIsLos}.
* #mProbSatIsLos}.
*/
public static final int HAS_SAT_IS_LOS_MASK = 1 << 0;
public static final int HAS_PROB_SAT_IS_LOS_MASK = 1 << 0;
/**
* Bit mask for {@link #mSingleSatCorrectionFlags} indicating the presence of {@link
@@ -78,9 +81,11 @@ public final class GnssSingleSatCorrection implements Parcelable {
private float mCarrierFrequencyHz;
/**
* True if the satellite is estimated to be in Line-of-Sight condition at the given location.
* The probability that the satellite is estimated to be in Line-of-Sight condition at the given
* location.
*/
private boolean mSatIsLos;
@FloatRange(from = 0f, to = 1f)
private float mProbSatIsLos;
/**
* Excess path length to be subtracted from pseudorange before using it in calculating location.
@@ -103,7 +108,7 @@ public final class GnssSingleSatCorrection implements Parcelable {
mSatId = builder.mSatId;
mConstellationType = builder.mConstellationType;
mCarrierFrequencyHz = builder.mCarrierFrequencyHz;
mSatIsLos = builder.mSatIsLos;
mProbSatIsLos = builder.mProbSatIsLos;
mExcessPathLengthMeters = builder.mExcessPathLengthMeters;
mExcessPathLengthUncertaintyMeters = builder.mExcessPathLengthUncertaintyMeters;
mReflectingPlane = builder.mReflectingPlane;
@@ -152,9 +157,13 @@ public final class GnssSingleSatCorrection implements Parcelable {
return mCarrierFrequencyHz;
}
/** True if the satellite is line-of-sight */
public boolean isSatelliteLineOfSight() {
return mSatIsLos;
/**
* Returns the probability that the satellite is in line-of-sight condition at the given
* location.
*/
@FloatRange(from = 0f, to = 1f)
public float getProbSatIsLos() {
return mProbSatIsLos;
}
/**
@@ -180,9 +189,9 @@ public final class GnssSingleSatCorrection implements Parcelable {
return mReflectingPlane;
}
/** Returns {@code true} if {@link #isSatelliteLineOfSight()} is valid. */
/** Returns {@code true} if {@link #getProbSatIsLos()} is valid. */
public boolean hasSatelliteLineOfSight() {
return (mSingleSatCorrectionFlags & HAS_SAT_IS_LOS_MASK) != 0;
return (mSingleSatCorrectionFlags & HAS_PROB_SAT_IS_LOS_MASK) != 0;
}
/** Returns {@code true} if {@link #getExcessPathLengthMeters()} is valid. */
@@ -215,7 +224,7 @@ public final class GnssSingleSatCorrection implements Parcelable {
.setConstellationType(parcel.readInt())
.setSatId(parcel.readInt())
.setCarrierFrequencyHz(parcel.readFloat())
.setSatIsLos(parcel.readBoolean())
.setProbSatIsLos(parcel.readFloat())
.setExcessPathLengthMeters(parcel.readFloat())
.setExcessPathLengthUncertaintyMeters(parcel.readFloat())
.setReflectingPlane(
@@ -239,7 +248,7 @@ public final class GnssSingleSatCorrection implements Parcelable {
builder.append(String.format(format, "ConstellationType = ", mConstellationType));
builder.append(String.format(format, "SatId = ", mSatId));
builder.append(String.format(format, "CarrierFrequencyHz = ", mCarrierFrequencyHz));
builder.append(String.format(format, "SatIsLos = ", mSatIsLos));
builder.append(String.format(format, "ProbSatIsLos = ", mProbSatIsLos));
builder.append(String.format(format, "ExcessPathLengthMeters = ", mExcessPathLengthMeters));
builder.append(
String.format(
@@ -256,7 +265,7 @@ public final class GnssSingleSatCorrection implements Parcelable {
parcel.writeInt(mConstellationType);
parcel.writeInt(mSatId);
parcel.writeFloat(mCarrierFrequencyHz);
parcel.writeBoolean(mSatIsLos);
parcel.writeFloat(mProbSatIsLos);
parcel.writeFloat(mExcessPathLengthMeters);
parcel.writeFloat(mExcessPathLengthUncertaintyMeters);
mReflectingPlane.writeToParcel(parcel, flags);
@@ -274,7 +283,7 @@ public final class GnssSingleSatCorrection implements Parcelable {
private int mConstellationType;
private int mSatId;
private float mCarrierFrequencyHz;
private boolean mSatIsLos;
private float mProbSatIsLos;
private float mExcessPathLengthMeters;
private float mExcessPathLengthUncertaintyMeters;
private GnssReflectingPlane mReflectingPlane;
@@ -303,10 +312,16 @@ public final class GnssSingleSatCorrection implements Parcelable {
return this;
}
/** Sets the line=of-sight state of the satellite */
public Builder setSatIsLos(boolean satIsLos) {
mSatIsLos = satIsLos;
mSingleSatCorrectionFlags = (byte) (mSingleSatCorrectionFlags | HAS_SAT_IS_LOS_MASK);
/**
* Sets the line-of-sight probability of the satellite at the given location in the range
* between 0 and 1.
*/
public Builder setProbSatIsLos(@FloatRange(from = 0f, to = 1f) float probSatIsLos) {
Preconditions.checkArgumentInRange(probSatIsLos, 0, 1,
"probSatIsLos should be between 0 and 1.");
mProbSatIsLos = probSatIsLos;
mSingleSatCorrectionFlags =
(byte) (mSingleSatCorrectionFlags | HAS_PROB_SAT_IS_LOS_MASK);
return this;
}