add new files

java/src/game/util/PerfSection.java

@@ -0,0 +1,56 @@
+package game.util;
+
+import game.window.WCF;
+
+public enum PerfSection {
+	TIMING("Timing"),
+	INPUT("Input"),
+	TICK("Tick"),
+	UPDATE("Update"),
+	RENDER("Render"),
+	GUI("Gui"),
+	REST("Rest"),
+	SWAP("Swap"),
+	EVENTS("Events"),
+	WAIT("Wait");
+
+	private static PerfSection section;
+	private static int swap;
+	private static long start;
+	private static long total;
+	
+	private final String name;
+	
+	private long time;
+	private long[] last = new long[2];
+	
+	private PerfSection(String name) {
+		this.name = name;
+	}
+	
+	public void enter() {
+		this.time = WCF.getTime();
+		if(section != null)
+			section.last[swap] = section.time = this.time - section.time;
+		section = this;
+	}
+	
+	public String getName() {
+		return this.name;
+	}
+	
+	public long getLast() {
+		return this.last[swap ^ 1];
+	}
+	
+	public static void swap() {
+		long current = WCF.getTime();
+		total = current - start;
+		start = current;
+		swap ^= 1;
+	}
+	
+	public static long getTotal(boolean wait) {
+		return total - (wait ? 0L : WAIT.getLast());
+	}
+}