Add benchmarking

docs/index.html

@@ -60,8 +60,8 @@
 	}
 }
 
-function _log(ptr, len) {
-	console.log(toJsString(ptr, len));
+function reportBenchmark(number, time) {
+	console.log("Evaluated "+number+" moves in "+time+" ms");
 }
 
 function getTimeMillis() {
@@ -118,7 +118,8 @@
 			drawCircle,
 			setAlpha,
 			setFont,
-			getTimeMillis
+			getTimeMillis,
+			reportBenchmark
 	  }
 	};
 

source/app.d

@@ -51,10 +51,16 @@ extern(C):
 		}
 	}
 
-	void _log(immutable(char)* ptr, size_t len);
-
-	void consoleLog(string str) {
+	int getTimeMillis() @nogc;
+	void reportBenchmark(int number, int msecs) @nogc;
+	__gshared int benchmarkStartTime = 0;
 
+	void benchmarkStart() @nogc {
+		benchmarkStartTime = getTimeMillis();
+	}
+
+	void benchmarkEnd(int number) @nogc {
+		reportBenchmark(number, getTimeMillis()-benchmarkStartTime);
 	}
 
 	// These simple C standard library implementations are needed because
@@ -144,4 +150,23 @@ extern(C):
 
 		return result;
 	}
+
+	// Benchmark stuff
+	enum bool benchmarkShown = false;
+	long benchmarkMsecs = 0;
+	long benchmarkMoves = 0;
+
+	import std.datetime.stopwatch: StopWatch, AutoStart;
+	private StopWatch stopWatch = StopWatch(AutoStart.no);
+
+	void benchmarkStart() @nogc {
+		stopWatch.reset();
+		stopWatch.start();
+	}
+
+	void benchmarkEnd(int movesAmount) @nogc {
+		stopWatch.stop();
+		benchmarkMsecs = stopWatch.peek.total!"msecs";
+		benchmarkMoves = movesAmount;
+	}
 }

source/draw.d

@@ -169,7 +169,11 @@ void drawMessage(in ref GameState state) {
 	auto str = messageStrings[state.message];
 	int i = clamp(state.sinceLastMessage * 4, 0, cast(int) str.length);
 
-	window.write(1, 23, bgField, fgField, str[0..i]); //, str[0..$]
+	window.write(1, 23, bgField, fgField, str[0..i]);
+
+	import app: benchmarkMoves, benchmarkMsecs, benchmarkShown;
+	if (benchmarkShown)
+		window.write(1, 24, bgField, fgField, "Evaluated ", benchmarkMoves, " moves in ", benchmarkMsecs, "ms");
 }
 
 void drawTitleScreen(in ref GameState) {

source/game.d

@@ -202,7 +202,7 @@ void updateGame(ref GameState state, Input input) {
 			}
 			break;
 		case Mode.scramble:
-			if (globalTimer & 1) state.field.randomizeField();
+			if ((globalTimer % 4) == 0) state.field.randomizeField();
 			if (input.enter)
 			{
 				field.getValidMoves();
@@ -358,9 +358,11 @@ void doMove(ref Field field, int x, int y) {
 	Who winner = field.checkGameWin();
 	if (winner != Who.noone) {
 		field.gameWon = winner;
+		field.validMoves = 0;
+	} else {
+		field.getValidMoves();
 	}
 
-	field.getValidMoves();
 }
 
 // Cap amount of moves to prevent absurd waiting times for A.I.
@@ -373,7 +375,13 @@ enum maxMovesConsidered = 3_000_000;
 void cpuDoMove(ref GameState state) {
 	int x, y;
 	totalMovesConsidered = 0;
+
+	import app: benchmarkStart, benchmarkEnd;
+
+	benchmarkStart();
 	bestMoveScore(state.field, state.cpuRecursionLevel, x, y);
+	benchmarkEnd(totalMovesConsidered);
+
 	state.field.doMove(x, y);
 	state.updateAfterMove();
 }

source/jsdraw.d

@@ -138,7 +138,7 @@ void drawField(in ref Field field, in ref WindowContext context, double anim = 1
 		drawLine(x, y+offset, x+edge, y+offset, innerThickness, fgColor);
 	}
 
-	// Content and valid moves
+	// Content
 	drawSetFont("30px Arial");
 	foreach(i; 0..9) foreach(j; 0..9) {
 		auto str = field.fieldContent[i][j].toSymbol;
@@ -148,18 +148,21 @@ void drawField(in ref Field field, in ref WindowContext context, double anim = 1
 			str.ptr, str.length,
 			fgColor,
 			);
+	}
 
+	// Valid moves
+	if (field.gameWon == Who.noone) foreach(i; 0..9) foreach(j; 0..9) {
 		if (field.validMove[i][j] == Validity.allowed) {
 			// "Blink animation", going quickly to alpha 0.75 and slowly back to 0.25
 			if (anim > 0.5) setAlpha(1.25-anim);
 			else if (anim > 0.25) setAlpha((anim-0.25)*3);
 			else setAlpha(0);
-
+			
 			drawRect(
 				x + i*cellEdge, y + j *cellEdge, 
 				cellEdge, cellEdge,
 				allowedCellColor);
-
+			
 			setAlpha(1);
 		}
 	}