Improve WWA performance
AbstractWWAResource - cache current frame - cache current list of WWA entries - add color, string, and DrawableString objects to the internal WarningEntry class - use cached information when drawing, to draw faster (paintInternal method)
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srcarter3
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1 changed files with 163 additions and 95 deletions
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@ -98,6 +98,7 @@ import org.locationtech.jts.geom.prep.PreparedGeometryFactory;
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* Mar 15, 2022 srcarter@ucar Add support for display settings for outline, fill, text and time displays
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* Jun 24, 2022 srcarter@ucar Add 'statement/other' display settings, set enabled for only relevant WWA types
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* Jun 28, 2022 srcarter@ucar Display sampling based on new 'sampling' settings
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* Mar 27, 2023 srcarter@ucar Optimize drawing to improve performance
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*
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* </pre>
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*
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@ -137,6 +138,28 @@ public abstract class AbstractWWAResource extends
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*/
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protected boolean project = false;
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/**
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* the display color
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*/
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protected RGB color = null;
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/**
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* the text string that can be displayed
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*/
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protected String textStr = null;
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/**
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* the time string that can be displayed
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*/
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protected String timeStr = null;
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/**
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* the stylized emergency display string
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*/
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protected DrawableString emergencyDS = null;
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/**
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* the stylized params display string
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*/
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protected DrawableString paramsDS = null;
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}
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/** Whether to display warning outlines by default */
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@ -202,6 +225,12 @@ public abstract class AbstractWWAResource extends
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private static final String WATCH_SIG = "A";
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private static final String ADVISORY_SIG = "Y";
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// Current drawing objects
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private int currentFrameIdx = Integer.MIN_VALUE;
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private TimeRange currentFramePeriod = null;
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private boolean currentLastFrame = false;
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private HashMap<String, WarningEntry> currentCandidates = new HashMap<>();
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/** The dialog used to change display properties */
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private DrawingPropertiesDialog drawingDialog;
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@ -420,47 +449,59 @@ public abstract class AbstractWWAResource extends
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}
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}
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int index = info.getFrameIndex();
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if (!this.recordsToLoad.isEmpty()) {
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this.updateDisplay(target);
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boolean framesChanged = false;
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//only do the frame logic if the frame has changed
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if(currentFrameIdx == Integer.MIN_VALUE || currentFrameIdx != index) {
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framesChanged = true;
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currentFrameIdx = index;
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currentCandidates.clear();
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if (!this.recordsToLoad.isEmpty()) {
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this.updateDisplay(target);
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}
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DataTime thisFrameTime = null;
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if (index > -1 && index < frames.length) {
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thisFrameTime = frames[index];
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}
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if (thisFrameTime == null) {
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return;
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}
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TimeRange framePeriod = null;
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boolean lastFrame = false;
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if (index + 1 < frames.length) {
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framePeriod = new TimeRange(thisFrameTime.getRefTime(),
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frames[index + 1].getRefTime());
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} else {
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framePeriod = getLastFrameTimeRange(thisFrameTime.getRefTime());
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lastFrame = true;
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}
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currentFramePeriod = framePeriod;
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currentLastFrame = lastFrame;
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}
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DataTime thisFrameTime = null;
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if (index > -1 && index < frames.length) {
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thisFrameTime = frames[index];
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}
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if (thisFrameTime == null) {
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return;
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}
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TimeRange framePeriod = null;
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boolean lastFrame = false;
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if (index + 1 < frames.length) {
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framePeriod = new TimeRange(thisFrameTime.getRefTime(),
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frames[index + 1].getRefTime());
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} else {
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framePeriod = getLastFrameTimeRange(thisFrameTime.getRefTime());
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lastFrame = true;
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}
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synchronized (paintLock) {
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HashMap<String, WarningEntry> candidates = new HashMap<>();
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for (WarningEntry entry : entryMap.values()) {
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if (matchesFrame(entry, paintProps.getDataTime(), framePeriod,
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lastFrame)) {
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String key = getEventKey(entry);
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WarningEntry current = candidates.get(key);
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if(currentCandidates.size() == 0 || framesChanged) {
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for (WarningEntry entry : entryMap.values()) {
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if (matchesFrame(entry, paintProps.getDataTime(), currentFramePeriod,
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currentLastFrame)) {
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String key = getEventKey(entry);
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WarningEntry current = currentCandidates.get(key);
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if (current == null
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|| current.record.getIssueTime().before(
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entry.record.getIssueTime())
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|| (current.record.getIssueTime().equals(
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entry.record.getIssueTime()) && current.record
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.getInsertTime().before(
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entry.record.getInsertTime()))) {
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candidates.put(key, entry);
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if (current == null
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|| current.record.getIssueTime().before(
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entry.record.getIssueTime())
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|| (current.record.getIssueTime().equals(
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entry.record.getIssueTime()) && current.record
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.getInsertTime().before(
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entry.record.getInsertTime()))) {
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currentCandidates.put(key, entry);
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}
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}
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}
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}
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for (WarningEntry entry : candidates.values()) {
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for (WarningEntry entry : currentCandidates.values()) {
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AbstractWarningRecord record = entry.record;
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boolean drawShape = true;
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boolean drawOutline = true;
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@ -510,9 +551,12 @@ public abstract class AbstractWWAResource extends
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entry.project = false;
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}
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RGB displaycolor = color;
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if ( ! record.getPil().equals("SPS")) {
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displaycolor = RGBColors.getRGBColor(getPhensigColor(record.getPhensig()));
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if(entry.color == null) {
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RGB displaycolor = color;
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if ( ! record.getPil().equals("SPS")) {
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displaycolor = RGBColors.getRGBColor(getPhensigColor(record.getPhensig()));
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}
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entry.color = displaycolor;
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}
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if(entry != null){
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@ -532,71 +576,92 @@ public abstract class AbstractWWAResource extends
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target.drawWireframeShape(
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entry.wireframeShape,
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displaycolor,
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entry.color,
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outlineWidth, lineStyle);
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}
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}
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if (record != null && record.getGeometry() != null) {
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// Calculate the upper left portion of the polygon
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Coordinate upperLeft = new Coordinate(180, -90);
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//only calculate the drawable strings the first time through
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if(entry.paramsDS == null || (entry.emergencyDS == null && EmergencyType.isEmergency(record.getRawmessage()))){
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// Calculate the upper left portion of the polygon
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Coordinate upperLeft = new Coordinate(180, -90);
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for (Coordinate c : record.getGeometry().getCoordinates()) {
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if (c.y - c.x > upperLeft.y - upperLeft.x) {
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upperLeft = c;
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for (Coordinate c : record.getGeometry().getCoordinates()) {
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if (c.y - c.x > upperLeft.y - upperLeft.x) {
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upperLeft = c;
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}
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}
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double[] d = descriptor.worldToPixel(new double[] {
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upperLeft.x, upperLeft.y });
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d[0] -= paintProps.getZoomLevel() * 100;
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double mapWidth = descriptor.getMapWidth()
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* paintProps.getZoomLevel() / 1000;
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String[] fullText = getText(record, mapWidth);
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String[] textToPrint = {"",""};
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if(drawText){
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textToPrint[0] = fullText[0];
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}
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if(drawTime){
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textToPrint[1] = fullText[1];
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}
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if (warningsFont == null) {
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warningsFont = target.initializeFont(target
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.getDefaultFont().getFontName(), 9,
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new IFont.Style[0]);
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emergencyFont = target.getDefaultFont().deriveWithSize(
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12);
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}
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DrawableString params = new DrawableString(textToPrint, entry.color);
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params.font = warningsFont;
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params.setCoordinates(d[0], d[1]);
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params.horizontalAlignment = HorizontalAlignment.RIGHT;
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params.verticallAlignment = VerticalAlignment.BOTTOM;
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params.magnification = getCapability(
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MagnificationCapability.class).getMagnification();
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entry.paramsDS = params;
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// Draws the string again to have it appear bolder
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if (EmergencyType.isEmergency(record.getRawmessage())) {
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// moves over text to add EMER in a different font
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textToPrint[1] = String.format("%1$-23" + "s",
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textToPrint[1]);
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params.setText(textToPrint, entry.color);
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DrawableString emergencyString = new DrawableString(
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params);
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emergencyString.setCoordinates(d[0],
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d[1] + (paintProps.getZoomLevel()) * 90);
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emergencyString.font = emergencyFont;
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emergencyString.setText(new String[] { "", "",
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" " + EmergencyType.EMER, "" }, entry.color);
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entry.emergencyDS = emergencyString;
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}
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entry.textStr = fullText[0];
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entry.timeStr = fullText[1];
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}
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double[] d = descriptor.worldToPixel(new double[] {
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upperLeft.x, upperLeft.y });
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d[0] -= paintProps.getZoomLevel() * 100;
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double mapWidth = descriptor.getMapWidth()
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* paintProps.getZoomLevel() / 1000;
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String[] fullText = getText(record, mapWidth);
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String[] textToPrint = {"",""};
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if(drawText){
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textToPrint[0] = fullText[0];
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}
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if(drawTime){
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textToPrint[1] = fullText[1];
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}
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if (warningsFont == null) {
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warningsFont = target.initializeFont(target
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.getDefaultFont().getFontName(), 9,
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new IFont.Style[0]);
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emergencyFont = target.getDefaultFont().deriveWithSize(
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12);
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}
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DrawableString params = new DrawableString(textToPrint, displaycolor);
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params.font = warningsFont;
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params.setCoordinates(d[0], d[1]);
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params.horizontalAlignment = HorizontalAlignment.RIGHT;
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params.verticallAlignment = VerticalAlignment.BOTTOM;
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params.magnification = getCapability(
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MagnificationCapability.class).getMagnification();
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// Draws the string again to have it appear bolder
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if (EmergencyType.isEmergency(record.getRawmessage())) {
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// moves over text to add EMER in a different font
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textToPrint[1] = String.format("%1$-23" + "s",
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textToPrint[1]);
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params.setText(textToPrint, displaycolor);
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DrawableString emergencyString = new DrawableString(
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params);
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emergencyString.setCoordinates(d[0],
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d[1] + (paintProps.getZoomLevel()) * 90);
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emergencyString.font = emergencyFont;
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emergencyString.setText(new String[] { "", "",
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" " + EmergencyType.EMER, "" }, displaycolor);
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target.drawStrings(emergencyString);
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target.drawStrings(entry.emergencyDS);
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}
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target.drawStrings(params);
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String[] currentStrs = {"",""};
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if(drawText) {
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currentStrs[0] = entry.textStr;
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}
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if(drawTime) {
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currentStrs[1] = entry.timeStr;
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}
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entry.paramsDS.setText(currentStrs, entry.color);
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target.drawStrings(entry.paramsDS);
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}
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}
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@ -688,6 +753,9 @@ public abstract class AbstractWWAResource extends
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public synchronized void addRecord(PluginDataObject[] pdos)
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throws VizException {
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//data has changed, so clear the current drawing candidates
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currentCandidates.clear();
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for (PluginDataObject pdo : pdos) {
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if (pdo instanceof AbstractWarningRecord) {
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AbstractWarningRecord record = (AbstractWarningRecord) pdo;
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@ -750,7 +818,7 @@ public abstract class AbstractWWAResource extends
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@SuppressWarnings("unchecked")
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protected void requestData(DataTime earliest) throws VizException {
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System.out.println("requesting data");
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// System.out.println("requesting data");
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Map<String, RequestConstraint> map = (Map<String, RequestConstraint>) resourceData
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.getMetadataMap().clone();
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if (earliestRequested != null) {
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