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[DEV] update FPS to use monotonic clock

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This commit is contained in:
Edouard DUPIN 2021-05-31 21:53:14 +02:00
parent 39ac99553d
commit 1707c6cb11
1 changed files with 48 additions and 48 deletions
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96
src/org/atriasoft/gale/Fps.java
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@ -4,85 +4,85 @@ public class Fps {
private long startTime = 0; private long startTime = 0;
private long nbCallTime = 0; private long nbCallTime = 0;
private long nbDisplayTime = 0; private long nbDisplayTime = 0;
private float min = 99999999; private float min = (float) 99999999999999.0;
private float avg = 0; private float avg = 0;
private float max = 0; private float max = 0;
private float minIdle = 99999999; private float minIdle = (float) 9999999999999.0;
private float avgIdle = 0; private float avgIdle = 0;
private float maxIdle = 0; private float maxIdle = 0;
private long ticTime = 0; private long ticTime = 0;
private boolean display = false; private boolean display = false;
private boolean drawingDone = false; private boolean drawingDone = false;
private String displayName = null; private String displayName = null;
private boolean displayFPS; private final boolean displayFPS;
public Fps(String displayName, boolean displayFPS) { public Fps(final String displayName, final boolean displayFPS) {
this.displayName = displayName; this.displayName = displayName;
this.displayFPS = displayFPS; this.displayFPS = displayFPS;
} }
public void tic() { public void tic() {
long currentTime = System.currentTimeMillis(); long currentTime = System.nanoTime();
ticTime = currentTime; this.ticTime = currentTime;
nbCallTime++; this.nbCallTime++;
if (startTime == 0) { if (this.startTime == 0) {
startTime = currentTime; this.startTime = currentTime;
} }
if ( (currentTime - startTime) > 10000) { if ( (currentTime - this.startTime) > 10000000000L) {
display = true; this.display = true;
} }
} }
public void toc() { public void toc() {
toc(false); toc(false);
} }
public void toc(boolean displayTime) { public void toc(final boolean displayTime) {
long currentTime = System.currentTimeMillis(); long currentTime = System.nanoTime();
long processTimeLocal = (currentTime - ticTime); long processTimeLocal = (currentTime - this.ticTime);
if (displayTime) { if (displayTime) {
System.out.println(displayName + ": processTime: " + processTimeLocal); System.out.println(this.displayName + ": processTime: " + processTimeLocal);
} }
if (drawingDone) { if (this.drawingDone) {
min = Math.min(min, processTimeLocal); this.min = Math.min(this.min, processTimeLocal);
max = Math.max(max, processTimeLocal); this.max = Math.max(this.max, processTimeLocal);
avg += processTimeLocal; this.avg += processTimeLocal;
drawingDone = false; this.drawingDone = false;
} else { } else {
minIdle = Math.min(minIdle, processTimeLocal); this.minIdle = Math.min(this.minIdle, processTimeLocal);
maxIdle = Math.max(maxIdle, processTimeLocal); this.maxIdle = Math.max(this.maxIdle, processTimeLocal);
avgIdle += processTimeLocal; this.avgIdle += processTimeLocal;
} }
} }
public void incrementCounter() { public void incrementCounter() {
nbDisplayTime++; this.nbDisplayTime++;
drawingDone = true; this.drawingDone = true;
} }
public void draw() { public void draw() {
if (display) { if (this.display) {
if (nbDisplayTime > 0) { if (this.nbDisplayTime > 0) {
System.out.println(displayName + " : Active : " System.out.println(this.displayName + " : Active : "
+ min + " " + this.min + " "
+ avg / nbDisplayTime + "ms " + this.avg / this.nbDisplayTime + "ms "
+ max + " "); + this.max + " ");
} }
if (nbCallTime-nbDisplayTime>0) { if (this.nbCallTime-this.nbDisplayTime>0) {
System.out.println(displayName + " : idle : " System.out.println(this.displayName + " : idle : "
+ minIdle + " " + this.minIdle + " "
+ avgIdle / (nbCallTime-nbDisplayTime) + "ms " + this.avgIdle / (this.nbCallTime-this.nbDisplayTime) + "ms "
+ maxIdle + " "); + this.maxIdle + " ");
} }
if (displayFPS) { if (this.displayFPS) {
System.out.println("FPS : " + nbDisplayTime + "/" + nbCallTime + "fps"); System.out.println("FPS : " + this.nbDisplayTime + "/" + this.nbCallTime + "fps");
} }
max = 0; this.max = 0;
min = 99999999; this.min = 99999999;
avg = 0; this.avg = 0;
maxIdle = 0; this.maxIdle = 0;
minIdle = 99999999; this.minIdle = 99999999;
avgIdle = 0; this.avgIdle = 0;
nbCallTime = 0; this.nbCallTime = 0;
nbDisplayTime = 0; this.nbDisplayTime = 0;
startTime = 0; this.startTime = 0;
display = false; this.display = false;
} }
} }
} }