Global alpha stack added into Color.

src/mightypork/gamecore/control/BaseApp.java

@@ -125,7 +125,6 @@ public abstract class BaseApp implements AppAccess, UncaughtExceptionHandler {
 		 * Resources should be registered to banks, and AsyncResourceLoader will load them.
 		 */
 		Log.f1("Loading resources...");
-		AsyncResourceLoader.launch(this);
 		initResources();
 		
 		/*
@@ -210,8 +209,7 @@ public abstract class BaseApp implements AppAccess, UncaughtExceptionHandler {
 	
 	
 	/**
-	 * Initialize resource banks; {@link AsyncResourceLoader} is already
-	 * started.
+	 * Initialize resource banks.
 	 */
 	@DefaultImpl
 	protected void initResources()

src/mightypork/gamecore/loading/AsyncResourceLoader.java

@@ -6,6 +6,7 @@ import java.util.concurrent.Executors;
 import java.util.concurrent.LinkedBlockingQueue;
 
 import mightypork.gamecore.control.bus.BusAccess;
+import mightypork.gamecore.control.bus.events.MainLoopTaskRequest;
 import mightypork.gamecore.control.bus.events.ResourceLoadRequest;
 import mightypork.gamecore.control.interf.Destroyable;
 import mightypork.utils.annotations.FactoryMethod;
@@ -38,8 +39,14 @@ public class AsyncResourceLoader extends Thread implements ResourceLoadRequest.L
 	
 	private final LinkedBlockingQueue<Deferred> toLoad = new LinkedBlockingQueue<>();
 	private volatile boolean stopped;
-	@SuppressWarnings("unused")
 	private final BusAccess app;
+	private volatile boolean mainLoopQueuing = false;
+	
+	
+	public void enableMainLoopQueuing(boolean yes)
+	{
+		mainLoopQueuing = yes;
+	}
 	
 	
 	/**
@@ -61,18 +68,20 @@ public class AsyncResourceLoader extends Thread implements ResourceLoadRequest.L
 		// textures & fonts needs to be loaded in main thread
 		if (resource.getClass().isAnnotationPresent(MustLoadInMainThread.class)) {
 			
+			if (!mainLoopQueuing) {
 				Log.f3("<LOADER> Cannot load async: " + Log.str(resource));
+			} else {
+				Log.f3("<LOADER> Delegating to main thread:\n    " + Log.str(resource));
+				
+				app.getEventBus().send(new MainLoopTaskRequest(new Runnable() {
 					
-//			Log.f3("<LOADER> Delegating to main thread:\n    " + Log.str(resource));
-//			
-//			app.getEventBus().send(new MainLoopTaskRequest(new Runnable() {
-//				
-//				@Override
-//				public void run()
-//				{
-//					resource.load();
-//				}
-//			}));
+					@Override
+					public void run()
+					{
+						resource.load();
+					}
+				}));
+			}
 			
 			return;
 		}

src/mightypork/gamecore/render/fonts/impl/DeferredFont.java

@@ -54,7 +54,7 @@ public class DeferredFont extends DeferredResource implements GLFont {
 	 * @param size size (px)
 	 */
 	public DeferredFont(String resourcePath, String chars, double size) {
-		this(resourcePath, chars, size, FontStyle.PLAIN, true, FilterMode.LINEAR);
+		this(resourcePath, chars, size, FontStyle.PLAIN, false, FilterMode.NEAREST);
 	}
 	
 	

src/mightypork/rogue/App.java

@@ -11,6 +11,7 @@ import mightypork.gamecore.gui.screens.ScreenRegistry;
 import mightypork.gamecore.input.InputSystem;
 import mightypork.gamecore.input.KeyStroke;
 import mightypork.gamecore.input.Keys;
+import mightypork.gamecore.loading.AsyncResourceLoader;
 import mightypork.gamecore.render.DisplaySystem;
 import mightypork.rogue.events.ActionRequest;
 import mightypork.rogue.events.ActionRequest.RequestType;
@@ -85,6 +86,9 @@ public class App extends BaseApp {
 	@Override
 	protected void initResources()
 	{
+		AsyncResourceLoader thread = AsyncResourceLoader.launch(this);
+		thread.enableMainLoopQueuing(true);
+		
 		Res.load(this);
 	}
 	

src/mightypork/rogue/Res.java

@@ -48,8 +48,8 @@ public class Res {
 		fonts = new FontBank(app);
 		
 		loadSounds();
-		loadTextures();
 		loadFonts();
+		loadTextures();
 	}
 	
 	
@@ -58,13 +58,9 @@ public class Res {
 		DeferredFont font;
 		
 		font = new DeferredFont("/res/font/PolygonPixel5x7Standard.ttf", Glyphs.basic, 16);
-		font.setAntialias(true);
-		font.setFilter(FilterMode.NEAREST);
 		fonts.loadFont("polygon_pixel", font);
 
 		font = new DeferredFont("/res/font/PressStart2P.ttf", Glyphs.basic, 16);
-		font.setAntialias(true);
-		font.setFilter(FilterMode.NEAREST);
 		fonts.loadFont("press_start", font);
 		
 		fonts.addAlias("default", "polygon_pixel");

src/mightypork/rogue/screens/LayerFps.java

@@ -11,6 +11,7 @@ import mightypork.gamecore.input.Keys;
 import mightypork.gamecore.render.fonts.GLFont;
 import mightypork.rogue.Res;
 import mightypork.utils.math.color.Color;
+import mightypork.utils.math.constraints.num.Num;
 import mightypork.utils.math.constraints.rect.proxy.RectBound;
 import mightypork.utils.math.constraints.vect.Vect;
 import mightypork.utils.string.StringProvider;
@@ -55,6 +56,12 @@ public class LayerFps extends ScreenLayer {
 		root.add(tp);
 	}
 	
+	@Override
+	protected void renderLayer()
+	{
+		super.renderLayer();
+	}
+	
 	
 	@Override
 	public int getPriority()

src/mightypork/utils/math/color/Color.java

@@ -1,6 +1,8 @@
 package mightypork.utils.math.color;
 
 
+import java.util.Stack;
+
 import mightypork.utils.annotations.FactoryMethod;
 import mightypork.utils.math.Calc;
 import mightypork.utils.math.constraints.num.Num;
@@ -34,72 +36,86 @@ public abstract class Color {
 	public static final Color ORANGE = rgb(1, 0.78, 0);
 	public static final Color PINK = rgb(1, 0.68, 0.68);
 	
+	private static final Stack<Num> globalAlphaStack = new Stack<>();
+	
+	
 	@FactoryMethod
 	public static final Color rgb(double r, double g, double b)
 	{
 		return rgba(Num.make(r), Num.make(g), Num.make(b), Num.ONE);
 	}
 	
+	
 	@FactoryMethod
 	public static final Color rgba(double r, double g, double b, double a)
 	{
 		return rgba(Num.make(r), Num.make(g), Num.make(b), Num.make(a));
 	}
 	
+	
 	@FactoryMethod
 	public static final Color rgba(Num r, Num g, Num b)
 	{
 		return rgba(r, g, b, Num.ONE);
 	}
 	
+	
 	@FactoryMethod
 	public static final Color rgba(Num r, Num g, Num b, Num a)
 	{
 		return new ColorRgb(r, g, b, a);
 	}
 	
+	
 	@FactoryMethod
 	public static final Color hsb(double h, double s, double b)
 	{
 		return hsba(Num.make(h), Num.make(s), Num.make(b), Num.ONE);
 	}
 	
+	
 	@FactoryMethod
 	public static final Color hsba(double h, double s, double b, double a)
 	{
 		return hsba(Num.make(h), Num.make(s), Num.make(b), Num.make(a));
 	}
 	
+	
 	@FactoryMethod
 	public static final Color hsb(Num h, Num s, Num b)
 	{
 		return hsba(h, s, b, Num.ONE);
 	}
 	
+	
 	@FactoryMethod
 	public static final Color hsba(Num h, Num s, Num b, Num a)
 	{
 		return new ColorHsb(h, s, b, a);
 	}
 	
+	
 	@FactoryMethod
 	public static final Color light(double a)
 	{
 		return light(Num.make(a));
 	}
 	
+	
 	@FactoryMethod
 	public static final Color light(Num a)
 	{
 		return rgba(Num.ONE, Num.ONE, Num.ONE, a);
 	}
 	
+	
 	@FactoryMethod
 	public static final Color dark(double a)
 	{
 		return dark(Num.make(a));
 	}
 	
+	
 	@FactoryMethod
 	public static final Color dark(Num a)
 	{
@@ -140,5 +156,57 @@ public abstract class Color {
 	/**
 	 * @return alpha 0-1
 	 */
-	public abstract double alpha();
+	public final double alpha()
+	{
+		double alpha = rawAlpha();
+		
+		for (Num n : globalAlphaStack) {
+			alpha *= clamp(n.value());
+		}
+		
+		return clamp(alpha);
+	}
+	
+	
+	/**
+	 * @return alpha 0-1, before multiplying with the global alpha value.
+	 */
+	protected abstract double rawAlpha();
+	
+	
+	/**
+	 * <p>
+	 * Push alpha multiplier on the stack (can be animated or whatever you
+	 * like). Once done with rendering, the popAlpha() method should be called,
+	 * otherwise you may experience unexpected glitches (such as all going
+	 * transparent).
+	 * </p>
+	 * <p>
+	 * multiplier value should not exceed the range 0..1, otherwise it will be
+	 * clamped to it.
+	 * </p>
+	 * 
+	 * @param alpha alpha multiplier
+	 */
+	public static void pushAlpha(Num alpha)
+	{
+		globalAlphaStack.push(alpha);
+	}
+	
+	
+	/**
+	 * Remove a pushed alpha multiplier from the stack. If there's no remaining
+	 * multiplier on the stack, an exception is raised.
+	 * 
+	 * @return the popped multiplier
+	 * @throws IllegalStateException if the stack is empty
+	 */
+	public static Num popAlpha()
+	{
+		if (globalAlphaStack.isEmpty()) {
+			throw new IllegalStateException("Global alpha stack underflow.");
+		}
+		
+		return globalAlphaStack.pop();
+	}
 }

src/mightypork/utils/math/color/ColorHsb.java

@@ -52,7 +52,7 @@ public class ColorHsb extends Color {
 	
 	
 	@Override
-	public double alpha()
+	public double rawAlpha()
 	{
 		return asRgb()[3];
 	}

src/mightypork/utils/math/color/ColorRgb.java

@@ -41,7 +41,7 @@ public class ColorRgb extends Color {
 	
 	
 	@Override
-	public double alpha()
+	public double rawAlpha()
 	{
 		return clamp(a);
 	}