@2x size images.

ComboBurst speed scaling.

CircumscribedCircle drawing optimization.

src/itdelatrisu/opsu/GameData.java

@@ -164,7 +164,7 @@ public class GameData {
 	private float comboBurstAlpha;
 
 	/** Current x coordinate of the combo burst image (for sliding animation). */
-	private int comboBurstX;
+	private float comboBurstX;
 
 	/** Time offsets for obtaining each hit result (indexed by HIT_* constants). */
 	private int[] hitResultOffset;
@@ -999,11 +999,11 @@ public class GameData {
 			int leftX  = 0;
 			int rightX = width - comboBurstImages[comboBurstIndex].getWidth();
 			if (comboBurstX < leftX) {
-				comboBurstX += (delta / 2f);
+				comboBurstX += (delta / 2f) * GameImage.getUIscale();
 				if (comboBurstX > leftX)
 					comboBurstX = leftX;
 			} else if (comboBurstX > rightX) {
-				comboBurstX -= (delta / 2f);
+				comboBurstX -= (delta / 2f) * GameImage.getUIscale();
 				if (comboBurstX < rightX)
 					comboBurstX = rightX;
 			} else if (comboBurstAlpha > 0f) {

src/itdelatrisu/opsu/GameImage.java

@@ -373,6 +373,9 @@ public enum GameImage {
 	/** The unscaled container height that uiscale is based on. */
 	private static final int UNSCALED_HEIGHT = 768;
 	
+	/** Image Sizes suffixes to try to load images with */
+	private static String[] imageSizeSuffix;
+
 	/**
 	 * Initializes the GameImage class with container dimensions.
 	 * @param width the container width
@@ -382,6 +385,11 @@ public enum GameImage {
 		containerWidth = width;
 		containerHeight = height;
 		uiscale = (float) containerHeight / UNSCALED_HEIGHT;
+		if (Options.is2xImagesEnabled() && uiscale >= 1) {
+			imageSizeSuffix = new String[]{"@2x",""};
+		} else {
+			imageSizeSuffix = new String[]{""};
+		}
 	}
 
 	/**
@@ -564,51 +572,32 @@ public enum GameImage {
 		if (defaultImage != null || defaultImages != null)
 			return;
 		
-		// load image array
 		if (filenameFormat != null) {
-			List<Image> list = new ArrayList<Image>();
+			defaultImages = getMutliImages(Options.getSkinDir());
-			File dir = Options.getSkinDir();
+			if (defaultImages != null) {
-			int i = 0;
+				process();
-			while (true) {
+				return;
-				// look for next image
-				String filenameFormatted = String.format(filenameFormat, i++);
-				String name = getImageFileName(filenameFormatted, dir, type, true);
-				if (i == 1 && name == null) {  // first image: check other location
-					dir = null;
-					name = getImageFileName(filenameFormatted, dir, type, true);
 			}
-				if (name == null)
+			defaultImages = getMutliImages(null);
-					break;
+			if (defaultImages != null) {
-
-				// add image to list
-				try {
-					Image img = new Image(name);
-					list.add(img);
-				} catch (SlickException e) {
-					ErrorHandler.error(String.format("Failed to set default image '%s'.", name), null, false);
-					break;
-				}
-			}
-			if (!list.isEmpty()) {
-				this.defaultImages = list.toArray(new Image[list.size()]);
 				process();
 				return;
 			}
 		}
 		
-		// load single image
+		defaultImage = getSingleImage(Options.getSkinDir());
-		String name = getImageFileName(filename, Options.getSkinDir(), type, false);
+		if (defaultImage  != null) {
-		if (name == null) {
+			process();
-			ErrorHandler.error(String.format("Could not find image '%s'.", filename), null, false);
 			return;
 		}
-		try {
+		
-			Image img = new Image(name);
+		defaultImage = getSingleImage(null);
-			this.defaultImage = img;
+		if (defaultImage  != null) {
 			process();
-		} catch (SlickException e) {
+			return;
-			ErrorHandler.error(String.format("Failed to set default image '%s'.", filename), null, false);
 		}
+	
+		ErrorHandler.error(String.format("Could not find default image '%s'.", filename), null, false);
 	}
 
 	/**
@@ -627,47 +616,79 @@ public enum GameImage {
 		if (Options.isBeatmapSkinIgnored())
 			return false;
 
-		// look for multiple skin images
+		skinImages = getMutliImages(dir);
+		if (skinImages != null) {
+			process();
+			return true;
+		}
+		
+		skinImage = getSingleImage(dir);
+		if (skinImage != null) {
+			process();
+			return true;
+		}
+		
+		return false;
+	}
+	
+	/**
+	 * Attempts to load GameImage with multiple images.
+	 * @return an array of images or null if not found.
+	 */
+	public Image[] getMutliImages(File dir){
+		// load image array
 		if (filenameFormat != null) {
+			for (String suf : imageSizeSuffix) {
 				List<Image> list = new ArrayList<Image>();
 				int i = 0;
 				while (true) {
 					// look for next image
-				String filenameFormatted = String.format(filenameFormat, i++);
+					String filenameFormatted = String.format(filenameFormat+suf, i++);
 					String name = getImageFileName(filenameFormatted, dir, type, true);
 					if (name == null)
 						break;
 	
 					// add image to list
 					try {
+						System.out.println(name);
 						Image img = new Image(name);
+						if(suf.equals("@2x"))
+							img = img.getScaledCopy(0.5f);
 						list.add(img);
 					} catch (SlickException e) {
-					ErrorHandler.error(String.format("Failed to set skin image '%s'.", name), null, false);
+						ErrorHandler.error(String.format("Failed to set image '%s'.", name), null, false);
 						break;
 					}
 				}
 				if (!list.isEmpty()) {
-				this.skinImages = list.toArray(new Image[list.size()]);
+					return list.toArray(new Image[list.size()]);
-				process();
-				return true;
 				}
 			}
+		}
+		return null;
+	}
 	
-		// look for a skin image
+	/**
-		String name = getImageFileName(filename, dir, type, true);
+	 * Attempts to load GameImage with a single image.
-		if (name == null)
+	 * @return an image or null if not found.
-			return false;
+	 */
+	public Image getSingleImage(File dir){
+		for (String suf : imageSizeSuffix) {
+			// load single image
+			String name = getImageFileName(filename+suf, dir, type, true);
+			if (name != null) {
 				try {
 					Image img = new Image(name);
-			this.skinImage = img;
+					System.out.println(name);
-			process();
+					if(suf.equals("@2x"))
-			return true;
+						img = img.getScaledCopy(0.5f);
+					return img;
 				} catch (SlickException e) {
-			skinImage = null;
+					ErrorHandler.error(String.format("Failed to set image '%s'.", filename), null, false);
-			ErrorHandler.error(String.format("Failed to set skin image '%s'.", name), null, false);
 				}
-		return false;
+			}
+		}
+		return null;
 	}
 
 	/**

src/itdelatrisu/opsu/Options.java

@@ -257,6 +257,7 @@ public class Options {
 		},
 		ENABLE_THEME_SONG ("Enable Theme Song", "Whether to play the theme song upon starting opsu!", true),
 		SHOW_HIT_ERROR_BAR ("Show Hit Error Bar", "Shows precisely how accurate you were with each hit.", false),
+		USE_2X_IMAGE ("Use @2x Images", "Uses @2x images if available.", true),
 		DISABLE_MOUSE_WHEEL ("Disable mouse wheel in play mode", "During play, you can use the mouse wheel to adjust the volume and pause the game.\nThis will disable that functionality.", false),
 		DISABLE_MOUSE_BUTTONS ("Disable mouse buttons in play mode", "This option will disable all mouse buttons.\nSpecifically for people who use their keyboard to click.", false);
 
@@ -694,6 +695,14 @@ public class Options {
 	 */
 	public static boolean isHitErrorBarEnabled() { return GameOption.SHOW_HIT_ERROR_BAR.getBooleanValue(); }
 	
+
+	/**
+	 * Returns whether or not to use 2x Images
+	 * @return true if ignored
+	 */
+	public static boolean is2xImagesEnabled() { return GameOption.USE_2X_IMAGE.getBooleanValue(); }
+
+
 	/**
 	 * Returns whether or not the mouse wheel is disabled during gameplay.
 	 * @return true if disabled
@@ -1021,6 +1030,9 @@ public class Options {
 					case "ScoreMeter":
 						GameOption.SHOW_HIT_ERROR_BAR.setValue(Boolean.parseBoolean(value));
 						break;
+					case "Use2xImage":
+						GameOption.USE_2X_IMAGE.setValue(Boolean.parseBoolean(value));
+						break;
 					case "FixedCS":
 						GameOption.FIXED_CS.setValue((int) (Float.parseFloat(value) * 10f));
 						break;
@@ -1133,6 +1145,8 @@ public class Options {
 			writer.newLine();
 			writer.write(String.format("ScoreMeter = %b", isHitErrorBarEnabled()));
 			writer.newLine();
+			writer.write(String.format("Use2xImage = %b", is2xImagesEnabled()));
+			writer.newLine();
 			writer.write(String.format(Locale.US, "FixedCS = %.1f", getFixedCS()));
 			writer.newLine();
 			writer.write(String.format(Locale.US, "FixedHP = %.1f", getFixedHP()));

src/itdelatrisu/opsu/objects/Slider.java

@@ -140,7 +140,7 @@ public class Slider implements HitObject {
 		this.color = color;
 		this.comboEnd = comboEnd;
 
-		if (hitObject.getSliderType() == 'P' && hitObject.getSliderX().length == 2)
+		if (hitObject.getSliderType() == OsuHitObject.SLIDER_PASSTHROUGH && hitObject.getSliderX().length == 2)
 			this.curve = new CircumscribedCircle(hitObject, color);
 		else
 			this.curve = new LinearBezier(hitObject, color);

src/itdelatrisu/opsu/objects/curves/CircumscribedCircle.java

@@ -56,6 +56,9 @@ public class CircumscribedCircle extends Curve {
 	/** The number of steps in the curve to draw. */
 	private float step;
 	
+	/** Points along the curve. */
+	private Vec2f[] curve;
+
 	/**
 	 * Constructor.
 	 * @param hitObject the associated OsuHitObject
@@ -120,6 +123,12 @@ public class CircumscribedCircle extends Curve {
 		// finds the angles to draw for repeats
 		this.drawEndAngle   = (float) ((endAng   + (startAng > endAng ? HALF_PI : -HALF_PI)) * 180 / Math.PI);
 		this.drawStartAngle = (float) ((startAng + (startAng > endAng ? -HALF_PI : HALF_PI)) * 180 / Math.PI);
+		
+		curve = new Vec2f[(int) step + 1];
+		for (int i = 0; i < curve.length; i++) {
+			float[] xy = pointAt(i / step);
+			curve[i] = new Vec2f(xy[0], xy[1]);
+		}
 	}
 
 	/**
@@ -172,13 +181,11 @@ public class CircumscribedCircle extends Curve {
 	public void draw() {
 		Image hitCircle = GameImage.HITCIRCLE.getImage();
 		Image hitCircleOverlay = GameImage.HITCIRCLE_OVERLAY.getImage();
-		float[][] xy = new float[(int) step + 1][];
 		for (int i = 0; i < step; i++) {
-			xy[i] = pointAt(i / step);
+			hitCircleOverlay.drawCentered(curve[i].x, curve[i].y, Utils.COLOR_WHITE_FADE);
-			hitCircleOverlay.drawCentered(xy[i][0], xy[i][1], Utils.COLOR_WHITE_FADE);
 		}
 		for (int i = 0; i < step; i++)
-			hitCircle.drawCentered(xy[i][0], xy[i][1], color);
+			hitCircle.drawCentered(curve[i].x, curve[i].y, color);
 	}
 
 	@Override

src/itdelatrisu/opsu/states/OptionsMenu.java

@@ -89,7 +89,8 @@ public class OptionsMenu extends BasicGameState {
 			GameOption.FIXED_HP,
 			GameOption.FIXED_AR,
 			GameOption.FIXED_OD,
-			GameOption.CHECKPOINT
+			GameOption.CHECKPOINT,
+			GameOption.USE_2X_IMAGE
 		});
 
 		/** Total number of tabs. */