Cleaned up coord, rect and constraint system.

src/mightypork/gamecore/audio/SoundSystem.java

@@ -12,7 +12,6 @@ import mightypork.gamecore.control.bus.clients.RootBusNode;
 import mightypork.gamecore.control.bus.events.ResourceLoadRequest;
 import mightypork.gamecore.control.timing.Updateable;
 import mightypork.utils.math.Calc.Buffers;
-import mightypork.utils.math.coord.MutableCoord;
 import mightypork.utils.math.coord.Vec;
 import mightypork.utils.math.coord.VecMutable;
 import mightypork.utils.math.coord.VecView;
@@ -32,9 +31,8 @@ public class SoundSystem extends RootBusNode implements Updateable {
 	private static final Vec INITIAL_LISTENER_POS = Vec.ZERO;
 	private static final int MAX_SOURCES = 256;
 	
-	private static VecMutable listener = new MutableCoord(0, 0, 0);
+	private static VecMutable listener = VecMutable.zero();
-	
+	private static boolean soundSystemInited = false;
-	private static boolean inited;
 	
 	
 	/**
@@ -45,10 +43,10 @@ public class SoundSystem extends RootBusNode implements Updateable {
 	public static void setListener(Vec pos)
 	{
 		listener.setTo(pos);
-		FloatBuffer buf3 = Buffers.alloc(3);
+		final FloatBuffer buf3 = Buffers.alloc(3);
-		FloatBuffer buf6 = Buffers.alloc(6);
+		final FloatBuffer buf6 = Buffers.alloc(6);
 		buf3.clear();
-		Buffers.fill(buf3, pos.xf(), pos.yf(), pos.zf());
+		Buffers.fill(buf3, (float) pos.x(), (float) pos.y(), (float) pos.z());
 		AL10.alListener(AL10.AL_POSITION, buf3);
 		buf3.clear();
 		Buffers.fill(buf3, 0, 0, 0);
@@ -56,7 +54,6 @@ public class SoundSystem extends RootBusNode implements Updateable {
 		buf6.clear();
 		Buffers.fill(buf6, 0.0f, 0.0f, -1.0f, 0.0f, 1.0f, 0.0f);
 		AL10.alListener(AL10.AL_ORIENTATION, buf6);
-		buf3 = buf6 = null;
 	}
 	
 	
@@ -84,13 +81,12 @@ public class SoundSystem extends RootBusNode implements Updateable {
 	public SoundSystem(AppAccess app) {
 		super(app);
 		
-		if (!inited) {
+		if (!soundSystemInited) {
 			SoundStore.get().setMaxSources(MAX_SOURCES);
 			SoundStore.get().init();
-			
 			setListener(INITIAL_LISTENER_POS);
 			
-			inited = true;
+			soundSystemInited = true;
 		}
 	}
 	

src/mightypork/gamecore/control/bus/EventBus.java

@@ -293,7 +293,7 @@ final public class EventBus implements Destroyable {
 		@Override
 		public int compareTo(Delayed o)
 		{
-			return -Long.valueOf(o.getDelay(TimeUnit.MILLISECONDS)).compareTo(getDelay(TimeUnit.MILLISECONDS));
+			return Long.valueOf(getDelay(TimeUnit.MILLISECONDS)).compareTo(o.getDelay(TimeUnit.MILLISECONDS));
 		}
 		
 		

src/mightypork/gamecore/control/bus/events/MouseMotionEvent.java

@@ -14,8 +14,8 @@ import mightypork.utils.math.coord.VecView;
 @UnloggedEvent
 public class MouseMotionEvent implements Event<MouseMotionEvent.Listener> {
 	
-	private final Vec move;
+	private final VecView move;
-	private final Vec pos;
+	private final VecView pos;
 	
 	
 	/**
@@ -23,8 +23,8 @@ public class MouseMotionEvent implements Event<MouseMotionEvent.Listener> {
 	 * @param move move vector
 	 */
 	public MouseMotionEvent(Vec pos, Vec move) {
-		this.move = move;
+		this.move = move.value();
-		this.pos = pos;
+		this.pos = pos.value();
 	}
 	
 	
@@ -33,7 +33,7 @@ public class MouseMotionEvent implements Event<MouseMotionEvent.Listener> {
 	 */
 	public VecView getMove()
 	{
-		return move.view();
+		return move;
 	}
 	
 	
@@ -42,7 +42,7 @@ public class MouseMotionEvent implements Event<MouseMotionEvent.Listener> {
 	 */
 	public VecView getPos()
 	{
-		return pos.view();
+		return pos;
 	}
 	
 	

src/mightypork/gamecore/control/timing/TimerFps.java

@@ -23,7 +23,7 @@ public class TimerFps {
 	 * @param fps target FPS
 	 */
 	public TimerFps(long fps) {
-		FRAME = Math.round(SECOND / fps);
+		FRAME = Math.round(SECOND / (double) fps);
 		
 		lastFrame = System.nanoTime();
 		nextFrame = System.nanoTime() + FRAME;

src/mightypork/gamecore/gui/components/PluggableRenderable.java

@@ -1,9 +1,9 @@
 package mightypork.gamecore.gui.components;
 
 
-import mightypork.utils.math.constraints.PluggableContext;
+import mightypork.utils.math.constraints.PluggableRect;
 import mightypork.utils.math.constraints.RectConstraint;
-import mightypork.utils.math.rect.RectView;
+import mightypork.utils.math.rect.RectValue;
 
 
 /**
@@ -11,14 +11,14 @@ import mightypork.utils.math.rect.RectView;
  * 
  * @author MightyPork
  */
-public interface PluggableRenderable extends Renderable, PluggableContext {
+public interface PluggableRenderable extends Renderable, PluggableRect {
 	
 	@Override
 	void render();
 	
 	
 	@Override
-	RectView getRect();
+	RectValue getRect();
 	
 	
 	@Override

src/mightypork/gamecore/gui/components/PluggableRenderer.java

@@ -3,7 +3,7 @@ package mightypork.gamecore.gui.components;
 
 import mightypork.utils.math.constraints.ContextAdapter;
 import mightypork.utils.math.constraints.RectConstraint;
-import mightypork.utils.math.rect.RectView;
+import mightypork.utils.math.rect.RectValue;
 
 
 /**
@@ -18,7 +18,7 @@ public abstract class PluggableRenderer extends ContextAdapter implements Plugga
 	
 	
 	@Override
-	public RectView getRect()
+	public RectValue getRect()
 	{
 		return super.getRect();
 	}

src/mightypork/gamecore/gui/components/layout/ElementHolder.java

@@ -10,7 +10,7 @@ import mightypork.gamecore.gui.components.PluggableRenderable;
 import mightypork.gamecore.gui.components.PluggableRenderer;
 import mightypork.gamecore.gui.components.Renderable;
 import mightypork.utils.math.constraints.RectConstraint;
-import mightypork.utils.math.rect.RectView;
+import mightypork.utils.math.rect.RectValue;
 
 
 /**
@@ -60,7 +60,7 @@ public abstract class ElementHolder extends BusNode implements PluggableRenderab
 	
 	
 	@Override
-	public RectView getRect()
+	public RectValue getRect()
 	{
 		return context.getRect();
 	}

src/mightypork/gamecore/gui/components/painters/TextPainter.java

@@ -6,10 +6,9 @@ import mightypork.gamecore.render.fonts.FontRenderer;
 import mightypork.gamecore.render.fonts.FontRenderer.Align;
 import mightypork.gamecore.render.fonts.GLFont;
 import mightypork.utils.math.color.RGB;
-import mightypork.utils.math.coord.MutableCoord;
 import mightypork.utils.math.coord.Vec;
 import mightypork.utils.math.coord.VecMutable;
-import mightypork.utils.math.rect.RectView;
+import mightypork.utils.math.rect.RectValue;
 import mightypork.utils.string.StringProvider;
 import mightypork.utils.string.StringProvider.StringWrapper;
 
@@ -30,7 +29,7 @@ public class TextPainter extends PluggableRenderer {
 	private boolean shadow;
 	
 	private RGB shadowColor = RGB.BLACK;
-	private final VecMutable shadowOffset = new MutableCoord(1, 1);
+	private final VecMutable shadowOffset = VecMutable.make(1, 1);
 	
 	
 	/**
@@ -86,7 +85,7 @@ public class TextPainter extends PluggableRenderer {
 		if (text == null) return;
 		
 		final String str = text.getString();
-		final RectView rect = getRect();
+		final RectValue rect = getRect();
 		
 		if (shadow) {
 			font.draw(str, rect.move(shadowOffset), align, shadowColor);

src/mightypork/gamecore/gui/screens/Screen.java

@@ -12,7 +12,7 @@ import mightypork.gamecore.input.KeyStroke;
 import mightypork.gamecore.render.Render;
 import mightypork.utils.math.constraints.RectConstraint;
 import mightypork.utils.math.coord.Vec;
-import mightypork.utils.math.rect.RectView;
+import mightypork.utils.math.rect.RectValue;
 
 
 /**
@@ -104,7 +104,7 @@ public abstract class Screen extends AppSubModule implements Renderable, KeyBind
 	
 	
 	@Override
-	public RectView getRect()
+	public RectValue getRect()
 	{
 		return getDisplay().getRect();
 	}

src/mightypork/gamecore/gui/screens/ScreenLayer.java

@@ -10,7 +10,7 @@ import mightypork.gamecore.input.KeyStroke;
 import mightypork.utils.math.constraints.RectConstraint;
 import mightypork.utils.math.coord.Vec;
 import mightypork.utils.math.coord.VecView;
-import mightypork.utils.math.rect.RectView;
+import mightypork.utils.math.rect.RectValue;
 
 
 /**
@@ -26,7 +26,9 @@ public abstract class ScreenLayer extends AppSubModule implements Comparable<Scr
 	
 	private final KeyBindingPool keybindings = new KeyBindingPool();
 	
+	/** Mouse position constraint */
 	protected final VecView cMousePos = getInput().getMousePos();
+	/** Screen size constraint */
 	protected final VecView cScreenSize = getDisplay().getSize();
 	
 	
@@ -65,7 +67,7 @@ public abstract class ScreenLayer extends AppSubModule implements Comparable<Scr
 	
 	
 	@Override
-	public RectView getRect()
+	public RectValue getRect()
 	{
 		return screen.getRect();
 	}

src/mightypork/gamecore/input/InputSystem.java

@@ -9,8 +9,6 @@ import mightypork.gamecore.control.bus.events.MouseMotionEvent;
 import mightypork.gamecore.control.timing.Updateable;
 import mightypork.rogue.events.ActionRequest;
 import mightypork.rogue.events.ActionRequest.RequestType;
-import mightypork.utils.math.coord.MutableCoord;
-import mightypork.utils.math.coord.SynthCoord2D;
 import mightypork.utils.math.coord.VecMutable;
 import mightypork.utils.math.coord.VecView;
 
@@ -30,7 +28,8 @@ public class InputSystem extends RootBusNode implements Updateable, KeyBinder {
 	// listeners
 	private final KeyBindingPool keybindings;
 	
-	private final VecView mousePos = new SynthCoord2D() {
+	/** Current mouse position */
+	private final VecView mousePos = new VecView() {
 		
 		@Override
 		public double x()
@@ -103,9 +102,13 @@ public class InputSystem extends RootBusNode implements Updateable, KeyBinder {
 		keybindings.unbindKeyStroke(stroke);
 	}
 	
+	// counters as fields to save memory.
+	private final VecMutable mouseMove = VecMutable.zero();
+	private final VecMutable mouseLastPos = VecMutable.zero();
+	
 	
 	@Override
-	public void update(double delta)
+	public synchronized void update(double delta)
 	{
 		// was destroyed
 		if (!Display.isCreated()) return;
@@ -114,17 +117,17 @@ public class InputSystem extends RootBusNode implements Updateable, KeyBinder {
 		
 		Display.processMessages();
 		
-		final VecMutable moveSum = new MutableCoord();
+		// sum the moves
-		final VecMutable lastPos = new MutableCoord();
+		mouseMove.reset();
+		mouseLastPos.reset();
 		boolean wasMouse = false;
-		
 		while (Mouse.next()) {
-			onMouseEvent(moveSum, lastPos);
+			onMouseEvent(mouseMove, mouseLastPos);
 			wasMouse = true;
 		}
 		
-		if (wasMouse && !moveSum.isZero()) {
+		if (wasMouse && !mouseMove.isZero()) {
-			getEventBus().send(new MouseMotionEvent(lastPos, moveSum));
+			getEventBus().send(new MouseMotionEvent(mouseLastPos, mouseMove));
 		}
 		
 		while (Keyboard.next()) {
@@ -142,8 +145,8 @@ public class InputSystem extends RootBusNode implements Updateable, KeyBinder {
 		final int button = Mouse.getEventButton();
 		final boolean down = Mouse.getEventButtonState();
 		
-		final VecMutable pos = new MutableCoord(Mouse.getEventX(), Mouse.getEventY());
+		final VecMutable pos = VecMutable.make(Mouse.getEventX(), Mouse.getEventY());
-		final VecMutable move = new MutableCoord(Mouse.getEventDX(), Mouse.getEventDY());
+		final VecMutable move = VecMutable.make(Mouse.getEventDX(), Mouse.getEventDY());
 		
 		final int wheeld = Mouse.getEventDWheel();
 		
@@ -152,7 +155,7 @@ public class InputSystem extends RootBusNode implements Updateable, KeyBinder {
 		move.mul(1, -1, 1);
 		
 		if (button != -1 || wheeld != 0) {
-			getEventBus().send(new MouseButtonEvent(pos.copy(), button, down, wheeld));
+			getEventBus().send(new MouseButtonEvent(pos.value(), button, down, wheeld));
 		}
 		
 		moveSum.add(move);

src/mightypork/gamecore/render/DisplaySystem.java

@@ -11,10 +11,8 @@ import mightypork.gamecore.control.bus.events.ScreenChangeEvent;
 import mightypork.gamecore.control.timing.FpsMeter;
 import mightypork.utils.logging.Log;
 import mightypork.utils.math.constraints.RectConstraint;
-import mightypork.utils.math.coord.SynthCoord2D;
 import mightypork.utils.math.coord.VecView;
-import mightypork.utils.math.rect.FixedRect;
+import mightypork.utils.math.rect.RectValue;
-import mightypork.utils.math.rect.RectView;
 
 import org.lwjgl.BufferUtils;
 import org.lwjgl.LWJGLException;
@@ -33,7 +31,8 @@ public class DisplaySystem extends AppModule implements RectConstraint {
 	private int targetFps;
 	private FpsMeter fpsMeter;
 	
-	private final VecView cScreenSize = new SynthCoord2D() {
+	/** Current screen size */
+	private final VecView screenSize = new VecView() {
 		
 		@Override
 		public double y()
@@ -191,7 +190,7 @@ public class DisplaySystem extends AppModule implements RectConstraint {
 	 */
 	public VecView getSize()
 	{
-		return cScreenSize;
+		return screenSize;
 	}
 	
 	
@@ -200,7 +199,7 @@ public class DisplaySystem extends AppModule implements RectConstraint {
 	 */
 	public int getWidth()
 	{
-		return cScreenSize.xi();
+		return screenSize.xi();
 	}
 	
 	
@@ -209,7 +208,7 @@ public class DisplaySystem extends AppModule implements RectConstraint {
 	 */
 	public int getHeight()
 	{
-		return cScreenSize.yi();
+		return screenSize.yi();
 	}
 	
 	
@@ -240,9 +239,9 @@ public class DisplaySystem extends AppModule implements RectConstraint {
 	
 	
 	@Override
-	public RectView getRect()
+	public RectValue getRect()
 	{
-		return new FixedRect(getSize());
+		return RectValue.make(getSize());
 	}
 	
 	

src/mightypork/gamecore/render/Render.java

@@ -9,7 +9,6 @@ import mightypork.gamecore.render.textures.TxQuad;
 import mightypork.utils.files.FileUtils;
 import mightypork.utils.logging.Log;
 import mightypork.utils.math.color.RGB;
-import mightypork.utils.math.coord.FixedCoord;
 import mightypork.utils.math.coord.Vec;
 import mightypork.utils.math.coord.VecView;
 import mightypork.utils.math.rect.Rect;
@@ -28,9 +27,9 @@ import org.newdawn.slick.util.ResourceLoader;
  */
 public class Render {
 	
-	public static final Vec AXIS_X = new FixedCoord(1, 0, 0);
+	public static final VecView AXIS_X = VecView.make(1, 0, 0);
-	public static final Vec AXIS_Y = new FixedCoord(0, 1, 0);
+	public static final VecView AXIS_Y = VecView.make(0, 1, 0);
-	public static final Vec AXIS_Z = new FixedCoord(0, 0, 1);
+	public static final VecView AXIS_Z = VecView.make(0, 0, 1);
 	
 	
 	/**
@@ -541,6 +540,7 @@ public class Render {
 	
 	/**
 	 * Setup Ortho projection for 2D graphics
+	 * 
 	 * @param size viewport size (screen size)
 	 */
 	public static void setupOrtho(VecView size)

src/mightypork/gamecore/render/fonts/FontRenderer.java

@@ -4,6 +4,7 @@ package mightypork.gamecore.render.fonts;
 import mightypork.gamecore.render.Render;
 import mightypork.utils.math.color.RGB;
 import mightypork.utils.math.coord.Vec;
+import mightypork.utils.math.coord.VecMutable;
 import mightypork.utils.math.coord.VecView;
 import mightypork.utils.math.rect.Rect;
 
@@ -71,7 +72,7 @@ public class FontRenderer {
 	
 	private double getScale(double height)
 	{
-		return height / font.getHeight();
+		return height / font.getLineHeight();
 	}
 	
 	
@@ -109,7 +110,7 @@ public class FontRenderer {
 	{
 		Render.pushMatrix();
 		
-		Render.translate(pos.view().round());
+		Render.translate(pos.value().round());
 		Render.scaleXY(getScale(height));
 		
 		font.draw(text, color);
@@ -192,20 +193,19 @@ public class FontRenderer {
 		
 		final double w = getWidth(text, height);
 		
-		final Vec start;
+		final VecMutable start = pos.mutable();
 		
 		switch (align) {
 			case LEFT:
-				start = pos.view();
 				break;
 			
 			case CENTER:
-				start = pos.view().sub(w / 2D, 0);
+				start.sub(w / 2D, 0);
 				break;
 			
 			case RIGHT:
 			default:
-				start = pos.view().sub(w, 0);
+				start.sub(w, 0);
 				break;
 		}
 		

src/mightypork/gamecore/render/fonts/GLFont.java

@@ -33,7 +33,7 @@ public interface GLFont {
 	/**
 	 * @return font height
 	 */
-	int getHeight();
+	int getLineHeight();
 	
 	
 	/**
@@ -46,5 +46,5 @@ public interface GLFont {
 	/**
 	 * @return specified font size
 	 */
-	int getSize();
+	int getFontSize();
 }

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

@@ -23,7 +23,6 @@ import mightypork.gamecore.render.fonts.GLFont;
 import mightypork.gamecore.render.textures.FilterMode;
 import mightypork.utils.logging.Log;
 import mightypork.utils.math.color.RGB;
-import mightypork.utils.math.coord.FixedCoord;
 import mightypork.utils.math.coord.VecView;
 
 import org.lwjgl.BufferUtils;
@@ -376,14 +375,14 @@ public class CachedFont implements GLFont {
 	
 	
 	@Override
-	public int getHeight()
+	public int getLineHeight()
 	{
 		return fontHeight;
 	}
 	
 	
 	@Override
-	public int getSize()
+	public int getFontSize()
 	{
 		return fontSize;
 	}
@@ -425,7 +424,7 @@ public class CachedFont implements GLFont {
 	@Override
 	public VecView getNeededSpace(String text)
 	{
-		return new FixedCoord(getWidth(text), getHeight());
+		return VecView.make(getWidth(text), getLineHeight());
 	}
 	
 }

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

@@ -79,37 +79,31 @@ public class DeferredFont extends DeferredResource implements GLFont {
 	}
 	
 	
-	public void setFont(GLFont font)
+	public synchronized void setSize(double size)
-	{
-		this.font = font;
-	}
-	
-	
-	public void setSize(double size)
 	{
 		this.size = size;
 	}
 	
 	
-	public void setStyle(FontStyle style)
+	public synchronized void setStyle(FontStyle style)
 	{
 		this.style = style;
 	}
 	
 	
-	public void setChars(String chars)
+	public synchronized void setChars(String chars)
 	{
 		this.chars = chars;
 	}
 	
 	
-	public void setFilter(FilterMode filter)
+	public synchronized void setFilter(FilterMode filter)
 	{
 		this.filter = filter;
 	}
 	
 	
-	public void setAntialias(boolean antialias)
+	public synchronized void setAntialias(boolean antialias)
 	{
 		this.antialias = antialias;
 	}
@@ -182,20 +176,20 @@ public class DeferredFont extends DeferredResource implements GLFont {
 	 * @return font height
 	 */
 	@Override
-	public int getHeight()
+	public int getLineHeight()
 	{
 		if (!ensureLoaded()) return 0;
 		
-		return font.getHeight();
+		return font.getLineHeight();
 	}
 	
 	
 	@Override
-	public int getSize()
+	public int getFontSize()
 	{
 		if (!ensureLoaded()) return 0;
 		
-		return font.getSize();
+		return font.getFontSize();
 	}
 	
 	
@@ -212,11 +206,4 @@ public class DeferredFont extends DeferredResource implements GLFont {
 		// this will have to suffice
 		font = null;
 	}
-	
-	
-	public void setFiltering(FilterMode filter)
-	{
-		this.filter = filter;
-	}
-	
 }

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

@@ -30,7 +30,7 @@ public class NullFont implements GLFont {
 	
 	
 	@Override
-	public int getHeight()
+	public int getLineHeight()
 	{
 		return 0;
 	}
@@ -44,7 +44,7 @@ public class NullFont implements GLFont {
 	
 	
 	@Override
-	public int getSize()
+	public int getFontSize()
 	{
 		return 0;
 	}

src/mightypork/gamecore/render/textures/TxQuad.java

@@ -1,8 +1,8 @@
 package mightypork.gamecore.render.textures;
 
 
-import mightypork.utils.math.rect.FixedRect;
 import mightypork.utils.math.rect.Rect;
+import mightypork.utils.math.rect.RectValue;
 
 import org.newdawn.slick.opengl.Texture;
 
@@ -65,7 +65,7 @@ public class TxQuad {
 	 * @param y2 right bottom Y (0-1)
 	 */
 	public TxQuad(Texture tx, double x1, double y1, double x2, double y2) {
-		this(tx, new FixedRect(x1, y1, x2, y2));
+		this(tx, RectValue.make(x1, y1, x2, y2));
 	}
 	
 	

src/mightypork/rogue/screens/test_bouncyboxes/LayerBouncyBoxes.java

@@ -16,7 +16,7 @@ import mightypork.gamecore.render.fonts.FontRenderer.Align;
 import mightypork.rogue.Res;
 import mightypork.utils.math.color.RGB;
 import mightypork.utils.math.constraints.RectConstraint;
-import mightypork.utils.math.coord.FixedCoord;
+import mightypork.utils.math.coord.VecView;
 
 
 public class LayerBouncyBoxes extends ScreenLayer {
@@ -59,7 +59,7 @@ public class LayerBouncyBoxes extends ScreenLayer {
 		
 		final TextPainter tp = new TextPainter(Res.getFont("default"), Align.LEFT, RGB.WHITE);
 		tp.setText("Press \"C\" for \"Cat\" screen.");
-		tp.setShadow(RGB.RED, new FixedCoord(2, 2));
+		tp.setShadow(RGB.RED, VecView.make(2, 2));
 		
 		layout.add(tp);
 	}

src/mightypork/rogue/screens/test_cat_sound/LayerFlyingCat.java

@@ -19,15 +19,16 @@ import mightypork.rogue.Res;
 import mightypork.utils.math.animation.AnimDouble;
 import mightypork.utils.math.animation.Easing;
 import mightypork.utils.math.color.RGB;
-import mightypork.utils.math.coord.AnimCoord;
-import mightypork.utils.math.coord.FixedCoord;
 import mightypork.utils.math.coord.Vec;
+import mightypork.utils.math.coord.VecMutable;
+import mightypork.utils.math.coord.VecMutableAnim;
+import mightypork.utils.math.coord.VecView;
 
 
 public class LayerFlyingCat extends ScreenLayer implements Updateable, MouseButtonEvent.Listener {
 	
 	private final AnimDouble size = new AnimDouble(400, Easing.SINE_BOTH);
-	private final AnimCoord pos = new AnimCoord(Vec.ZERO, Easing.ELASTIC_OUT);
+	private final VecMutableAnim pos = VecMutable.makeAnim(Easing.ELASTIC_OUT);
 	
 	private final Random rand = new Random();
 	
@@ -40,6 +41,7 @@ public class LayerFlyingCat extends ScreenLayer implements Updateable, MouseButt
 		super(screen);
 		
 		pos.setTo(getDisplay().getCenter());
+		pos.setDefaultDuration(3);
 		
 		cat = new ImagePainter(Res.getTxQuad("test.kitten"));
 		
@@ -49,7 +51,7 @@ public class LayerFlyingCat extends ScreenLayer implements Updateable, MouseButt
 		tp.setAlign(Align.CENTER);
 		tp.setColor(RGB.YELLOW);
 		tp.setText("Meow!");
-		tp.setShadow(RGB.dark(0.8), new FixedCoord(2, 2));
+		tp.setShadow(RGB.dark(0.8), VecView.make(2, 2));
 		
 		tp.setContext(cCenterTo(cBox(64, 64), cMousePos));
 		
@@ -64,7 +66,7 @@ public class LayerFlyingCat extends ScreenLayer implements Updateable, MouseButt
 			@Override
 			public void run()
 			{
-				pos.animateWithSpeed(getDisplay().getCenter(), 300);
+				pos.setTo(getDisplay().getCenter());
 			}
 		});
 	}
@@ -85,9 +87,9 @@ public class LayerFlyingCat extends ScreenLayer implements Updateable, MouseButt
 		
 		final Vec pos = event.getPos();
 		
-		this.pos.animateWithSpeed(pos, 160);
+		this.pos.setTo(pos);
 		
-		size.animate(200 + rand.nextInt(600), Math.max(0.2, this.pos.getDuration() / 2));
+		size.animate(200 + rand.nextInt(600), 1);
 	}
 	
 	

src/mightypork/test/TestConstr.java

@@ -1,8 +1,7 @@
 package mightypork.test;
 
 
-import mightypork.utils.math.rect.FixedRect;
+import mightypork.utils.math.rect.RectValue;
-import mightypork.utils.math.rect.RectView;
 
 
 public class TestConstr {
@@ -10,10 +9,10 @@ public class TestConstr {
 	public static void main(String[] args)
 	{
 		
-		final RectView rm = new FixedRect(0, 0, 100, 100);
+		final RectValue rm = RectValue.make(0, 0, 100, 100);
 		System.out.println(rm);
 		
-		final RectView added = rm.move(10, 10);
+		final RectValue added = rm.move(10, 10);
 		
 		System.out.println(added);
 		System.out.println(added.getOrigin());

src/mightypork/utils/config/PropertyManager.java

@@ -173,7 +173,9 @@ public class PropertyManager {
 	public void apply()
 	{
 		boolean needsSave = false;
-		new File(file.getParent()).mkdirs();
+		if (!new File(file.getParent()).mkdirs()) {
+			throw new RuntimeException("Cound not create config file.");
+		}
 		
 		try(FileInputStream fis = new FileInputStream(file)) {
 			props.load(fis);

src/mightypork/utils/files/FileUtils.java

@@ -39,8 +39,8 @@ public class FileUtils {
 		if (!source.exists()) return;
 		
 		if (source.isDirectory()) {
-			if (!target.exists()) {
+			if (!target.exists() && !target.mkdir()) {
-				target.mkdir();
+				throw new IOException("Could not open destination directory.");
 			}
 			
 			final String[] children = source.list();
@@ -371,7 +371,7 @@ public class FileUtils {
 	}
 	
 	
-	public static void deleteEmptyDirs(File base)
+	public static void deleteEmptyDirs(File base) throws IOException
 	{
 		for (final File f : listDirectory(base)) {
 			if (!f.isDirectory()) continue;
@@ -380,7 +380,7 @@ public class FileUtils {
 			
 			final List<File> children = listDirectory(f);
 			if (children.size() == 0) {
-				f.delete();
+				if (!f.delete()) throw new IOException("Could not delete a directory: " + f);
 				continue;
 			}
 		}

src/mightypork/utils/files/InstanceLock.java

@@ -31,7 +31,7 @@ public class InstanceLock {
 						try {
 							fileLock.release();
 							randomAccessFile.close();
-							lockFile.delete();
+							if (!lockFile.delete()) throw new IOException();
 						} catch (final Exception e) {
 							System.err.println("Unable to remove lock file.");
 							e.printStackTrace();

src/mightypork/utils/files/ZipBuilder.java

@@ -1,7 +1,11 @@
 package mightypork.utils.files;
 
 
-import java.io.*;
+import java.io.BufferedOutputStream;
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
 import java.util.HashSet;
 import java.util.zip.ZipEntry;
 import java.util.zip.ZipOutputStream;
@@ -22,11 +26,11 @@ public class ZipBuilder {
 	
 	/**
 	 * @param target target zip file
-	 * @throws FileNotFoundException if the file is directory or cannot be
+	 * @throws IOException if the file is directory or cannot be created
-	 *             created
 	 */
-	public ZipBuilder(File target) throws FileNotFoundException {
+	public ZipBuilder(File target) throws IOException {
-		target.getParentFile().mkdirs();
+		
+		if (!target.getParentFile().mkdirs()) throw new IOException("Could not create output directory.");
 		
 		final FileOutputStream dest = new FileOutputStream(target);
 		out = new ZipOutputStream(new BufferedOutputStream(dest));

src/mightypork/utils/files/ZipUtils.java

@@ -8,6 +8,7 @@ import java.util.List;
 import java.util.zip.ZipEntry;
 import java.util.zip.ZipFile;
 
+import mightypork.utils.logging.Log;
 import mightypork.utils.string.validation.StringFilter;
 
 
@@ -45,13 +46,13 @@ public class ZipUtils {
 	 * @param outputDir target directory
 	 * @param filter string filter (will be used to test entry names (paths))
 	 * @return list of entries extracted (paths)
-	 * @throws IOException
+	 * @throws IOException if the file)s) cannot be created
 	 */
 	public static List<String> extractZip(ZipFile zip, File outputDir, StringFilter filter) throws IOException
 	{
 		final ArrayList<String> files = new ArrayList<>();
 		
-		outputDir.mkdirs();
+		if (!outputDir.mkdirs()) throw new IOException("Could not create output directory.");
 		
 		final Enumeration<? extends ZipEntry> zipFileEntries = zip.entries();
 		
@@ -67,7 +68,7 @@ public class ZipUtils {
 			if (entry.isDirectory() || (filter != null && !filter.accept(entryPath))) continue;
 			
 			// make sure directories exist
-			destinationParent.mkdirs();
+			if (!destinationParent.mkdirs()) throw new IOException("Could not create directory.");
 			
 			if (!entry.isDirectory()) {
 				extractZipEntry(zip, entry, destFile);
@@ -130,7 +131,7 @@ public class ZipUtils {
 	 */
 	public static void extractZipEntry(ZipFile zip, ZipEntry entry, File destFile) throws IOException
 	{
-		destFile.getParentFile().mkdirs();
+		if (!destFile.getParentFile().mkdirs()) throw new IOException("Could not create output directory.");
 		
 		try(InputStream in = zip.getInputStream(entry);
 			BufferedInputStream is = new BufferedInputStream(in);
@@ -171,7 +172,8 @@ public class ZipUtils {
 	{
 		try(ZipFile zf = new ZipFile(selectedFile)) {
 			return zf.getEntry(string) != null;
-		} catch (final Exception e) {
+		} catch (final IOException | RuntimeException e) {
+			Log.w("Error reading zip.", e);
 			return false;
 		}
 		

src/mightypork/utils/files/ion/BinaryUtils.java

@@ -176,7 +176,7 @@ public class BinaryUtils {
 	
 	public static char readChar(InputStream in) throws IOException
 	{
-		in.read(ac, 0, ac.length);
+		if (-1 == in.read(ac, 0, ac.length)) throw new IOException("End of stream.");
 		final ByteBuffer buf = ByteBuffer.wrap(ac);
 		return buf.getChar();
 	}
@@ -184,7 +184,7 @@ public class BinaryUtils {
 	
 	public static short readShort(InputStream in) throws IOException
 	{
-		in.read(as, 0, as.length);
+		if (-1 == in.read(as, 0, as.length)) throw new IOException("End of stream.");
 		final ByteBuffer buf = ByteBuffer.wrap(as);
 		return buf.getShort();
 	}
@@ -192,7 +192,8 @@ public class BinaryUtils {
 	
 	public static long readLong(InputStream in) throws IOException
 	{
-		in.read(al, 0, al.length);
+		if (-1 == in.read(al, 0, al.length)) throw new IOException("End of stream.");
+		
 		final ByteBuffer buf = ByteBuffer.wrap(al);
 		return buf.getLong();
 	}
@@ -200,7 +201,7 @@ public class BinaryUtils {
 	
 	public static int readInt(InputStream in) throws IOException
 	{
-		in.read(ai, 0, ai.length);
+		if (-1 == in.read(ai, 0, ai.length)) throw new IOException("End of stream.");
 		final ByteBuffer buf = ByteBuffer.wrap(ai);
 		return buf.getInt();
 	}
@@ -208,7 +209,7 @@ public class BinaryUtils {
 	
 	public static float readFloat(InputStream in) throws IOException
 	{
-		in.read(af, 0, af.length);
+		if (-1 == in.read(af, 0, af.length)) throw new IOException("End of stream.");
 		final ByteBuffer buf = ByteBuffer.wrap(af);
 		return buf.getFloat();
 	}
@@ -216,7 +217,7 @@ public class BinaryUtils {
 	
 	public static double readDouble(InputStream in) throws IOException
 	{
-		in.read(ad, 0, ad.length);
+		if (-1 == in.read(ad, 0, ad.length)) throw new IOException("End of stream.");
 		final ByteBuffer buf = ByteBuffer.wrap(ad);
 		return buf.getDouble();
 	}

src/mightypork/utils/files/ion/Ion.java

@@ -117,7 +117,7 @@ public class Ion {
 			final String f = path.toString();
 			final File dir = new File(f.substring(0, f.lastIndexOf(File.separator)));
 			
-			dir.mkdirs();
+			if (!dir.mkdirs()) throw new IOException("Could not create file.");
 			
 			toStream(out, obj);
 			

src/mightypork/utils/logging/ArchivingLog.java

@@ -79,7 +79,7 @@ public class ArchivingLog extends SimpleLog {
 				
 				for (int cnt = 0; (f2 = new File(log_dir, fbase + cntStr + suff)).exists(); cntStr = "_" + (++cnt)) {}
 				
-				f.renameTo(f2);
+				if (!f.renameTo(f2)) throw new RuntimeException("Could not move log file.");
 			}
 		}
 		
@@ -110,7 +110,9 @@ public class ArchivingLog extends SimpleLog {
 		
 		// playing with fireee
 		for (int i = 0; i < oldLogs.size() - logs_to_keep; i++) {
-			oldLogs.get(i).delete();
+			if (!oldLogs.get(i).delete()) {
+				throw new RuntimeException("Could not delete old log file.");
+			}
 		}
 	}
 	

src/mightypork/utils/logging/Log.java

@@ -200,7 +200,30 @@ public class Log {
 	
 	
 	/**
-	 * Log THROWING message
+	 * Log warning message with exception
+	 * 
+	 * @param msg message
+	 * @param thrown thrown exception
+	 */
+	public static void w(String msg, Throwable thrown)
+	{
+		log(Level.WARNING, msg, thrown);
+	}
+	
+	
+	/**
+	 * Log exception thrown as warning
+	 * 
+	 * @param thrown thrown exception
+	 */
+	public static void w(Throwable thrown)
+	{
+		log(Level.WARNING, null, thrown);
+	}
+	
+	
+	/**
+	 * Log error message
 	 * 
 	 * @param msg message
 	 * @param thrown thrown exception
@@ -212,7 +235,7 @@ public class Log {
 	
 	
 	/**
-	 * Log exception thrown
+	 * Log exception thrown as error
 	 * 
 	 * @param thrown thrown exception
 	 */

src/mightypork/utils/logging/SimpleLog.java

@@ -76,7 +76,7 @@ public class SimpleLog implements LogWriter {
 	protected void printHeader()
 	{
 		final String stamp = (new SimpleDateFormat("yyyy/MM/dd HH:mm:ss")).format(new Date());
-		i("Logger \"" + getName() + "\" initialized.\n" + stamp);
+		log(Level.INFO, "Logger \"" + getName() + "\" initialized.\n" + stamp);
 	}
 	
 	
@@ -159,93 +159,4 @@ public class SimpleLog implements LogWriter {
 		}
 	}
 	
-	
-	/**
-	 * Log FINE message
-	 * 
-	 * @param msg message
-	 */
-	public void f1(String msg)
-	{
-		log(Level.FINE, msg);
-	}
-	
-	
-	/**
-	 * Log FINER message
-	 * 
-	 * @param msg message
-	 */
-	public void f2(String msg)
-	{
-		log(Level.FINER, msg);
-	}
-	
-	
-	/**
-	 * Log FINEST message
-	 * 
-	 * @param msg message
-	 */
-	public void f3(String msg)
-	{
-		log(Level.FINEST, msg);
-	}
-	
-	
-	/**
-	 * Log INFO message
-	 * 
-	 * @param msg message
-	 */
-	public void i(String msg)
-	{
-		log(Level.INFO, msg);
-	}
-	
-	
-	/**
-	 * Log WARNING message (less severe than ERROR)
-	 * 
-	 * @param msg message
-	 */
-	public void w(String msg)
-	{
-		log(Level.WARNING, msg);
-	}
-	
-	
-	/**
-	 * Log ERROR message
-	 * 
-	 * @param msg message
-	 */
-	public void e(String msg)
-	{
-		log(Level.SEVERE, msg);
-	}
-	
-	
-	/**
-	 * Log THROWING message
-	 * 
-	 * @param msg message
-	 * @param thrown thrown exception
-	 */
-	public void e(String msg, Throwable thrown)
-	{
-		log(Level.SEVERE, msg, thrown);
-	}
-	
-	
-	/**
-	 * Log exception thrown
-	 * 
-	 * @param thrown thrown exception
-	 */
-	public void e(Throwable thrown)
-	{
-		log(Level.SEVERE, null, thrown);
-	}
-	
 }

src/mightypork/utils/math/Polar.java

@@ -3,8 +3,6 @@ package mightypork.utils.math;
 
 import mightypork.utils.math.Calc.Deg;
 import mightypork.utils.math.Calc.Rad;
-import mightypork.utils.math.constraints.NumberConstraint;
-import mightypork.utils.math.coord.ConstraintCoord;
 import mightypork.utils.math.coord.Vec;
 import mightypork.utils.math.coord.VecView;
 
@@ -22,7 +20,7 @@ public class Polar {
 	/** distance in units */
 	private double radius = 0;
 	
-	private ConstraintCoord coord = null;
+	private VecView coord = null;
 	
 	
 	/**
@@ -141,21 +139,21 @@ public class Polar {
 	{
 		// lazy init
 		if (coord == null) {
-			coord = new ConstraintCoord(new NumberConstraint() {
+			coord = new VecView() {
 				
 				@Override
-				public double getValue()
+				public double x()
 				{
 					return radius * Math.cos(angle);
 				}
-			}, new NumberConstraint() {
+				
 				
 				@Override
-				public double getValue()
+				public double y()
 				{
 					return radius * Math.sin(angle);
 				}
-			});
+			};
 		}
 		
 		return coord;

src/mightypork/utils/math/constraints/Constraints.java

@@ -2,12 +2,10 @@ package mightypork.utils.math.constraints;
 
 
 import mightypork.gamecore.control.timing.Poller;
-import mightypork.utils.math.coord.FixedCoord;
+import mightypork.utils.math.coord.AbstractVecProxy;
-import mightypork.utils.math.coord.SynthCoord3D;
 import mightypork.utils.math.coord.Vec;
 import mightypork.utils.math.coord.VecView;
-import mightypork.utils.math.rect.FixedRect;
+import mightypork.utils.math.rect.RectValue;
-import mightypork.utils.math.rect.RectView;
 
 
 /**
@@ -132,7 +130,7 @@ public class Constraints {
 		return new RectConstraint() {
 			
 			@Override
-			public RectView getRect()
+			public RectValue getRect()
 			{
 				return r.getRect().round();
 			}
@@ -255,7 +253,7 @@ public class Constraints {
 		return new RectConstraint() {
 			
 			@Override
-			public RectView getRect()
+			public RectValue getRect()
 			{
 				final double height = r.getRect().getHeight();
 				final double perRow = height / rows;
@@ -263,7 +261,7 @@ public class Constraints {
 				final Vec origin = r.getRect().getOrigin().add(0, perRow * index);
 				final Vec size = r.getRect().getSize().setY(perRow);
 				
-				return new FixedRect(origin, size);
+				return RectValue.make(origin, size);
 			}
 		};
 	}
@@ -274,7 +272,7 @@ public class Constraints {
 		return new RectConstraint() {
 			
 			@Override
-			public RectView getRect()
+			public RectValue getRect()
 			{
 				final double width = r.getRect().getWidth();
 				final double perCol = width / columns;
@@ -282,7 +280,7 @@ public class Constraints {
 				final Vec origin = r.getRect().getOrigin().add(perCol * index, 0);
 				final Vec size = r.getRect().getSize().setX(perCol);
 				
-				return new FixedRect(origin, size);
+				return RectValue.make(origin, size);
 			}
 		};
 	}
@@ -293,7 +291,7 @@ public class Constraints {
 		return new RectConstraint() {
 			
 			@Override
-			public RectView getRect()
+			public RectValue getRect()
 			{
 				final double height = r.getRect().getHeight();
 				final double width = r.getRect().getHeight();
@@ -302,7 +300,7 @@ public class Constraints {
 				
 				final Vec origin = r.getRect().getOrigin().add(perCol * left, perRow * (rows - top - 1));
 				
-				return new FixedRect(origin, perCol, perRow);
+				return RectValue.make(origin, perCol, perRow);
 			}
 		};
 	}
@@ -328,7 +326,7 @@ public class Constraints {
 		return new RectConstraint() {
 			
 			@Override
-			public RectView getRect()
+			public RectValue getRect()
 			{
 				return r.getRect().shrink(toDouble(left), toDouble(top), toDouble(right), toDouble(bottom));
 			}
@@ -341,7 +339,7 @@ public class Constraints {
 		return new RectConstraint() {
 			
 			@Override
-			public RectView getRect()
+			public RectValue getRect()
 			{
 				return r.getRect().shrink(0, toDouble(shrink), 0, 0);
 			}
@@ -354,7 +352,7 @@ public class Constraints {
 		return new RectConstraint() {
 			
 			@Override
-			public RectView getRect()
+			public RectValue getRect()
 			{
 				return r.getRect().shrink(0, 0, 0, toDouble(shrink));
 			}
@@ -367,7 +365,7 @@ public class Constraints {
 		return new RectConstraint() {
 			
 			@Override
-			public RectView getRect()
+			public RectValue getRect()
 			{
 				return r.getRect().shrink(toDouble(shrink), 0, 0, 0);
 			}
@@ -380,7 +378,7 @@ public class Constraints {
 		return new RectConstraint() {
 			
 			@Override
-			public RectView getRect()
+			public RectValue getRect()
 			{
 				return r.getRect().shrink(0, 0, toDouble(shrink), 0);
 			}
@@ -406,7 +404,7 @@ public class Constraints {
 		return new RectConstraint() {
 			
 			@Override
-			public RectView getRect()
+			public RectValue getRect()
 			{
 				return r.getRect().grow(toDouble(left), toDouble(right), toDouble(top), toDouble(bottom));
 			}
@@ -419,7 +417,7 @@ public class Constraints {
 		return new RectConstraint() {
 			
 			@Override
-			public RectView getRect()
+			public RectValue getRect()
 			{
 				return r.getRect().grow(0, toDouble(grow), 0, 0);
 			}
@@ -432,7 +430,7 @@ public class Constraints {
 		return new RectConstraint() {
 			
 			@Override
-			public RectView getRect()
+			public RectValue getRect()
 			{
 				return r.getRect().grow(0, 0, 0, toDouble(grow));
 			}
@@ -445,7 +443,7 @@ public class Constraints {
 		return new RectConstraint() {
 			
 			@Override
-			public RectView getRect()
+			public RectValue getRect()
 			{
 				return r.getRect().grow(toDouble(grow), 0, 0, 0);
 			}
@@ -458,7 +456,7 @@ public class Constraints {
 		return new RectConstraint() {
 			
 			@Override
-			public RectView getRect()
+			public RectValue getRect()
 			{
 				return r.getRect().grow(0, 0, toDouble(grow), 0);
 			}
@@ -479,9 +477,9 @@ public class Constraints {
 		return new RectConstraint() {
 			
 			@Override
-			public RectView getRect()
+			public RectValue getRect()
 			{
-				return new FixedRect(origin.getVec(), toDouble(width), toDouble(height));
+				return RectValue.make(origin.getVec(), toDouble(width), toDouble(height));
 			}
 		};
 	}
@@ -492,9 +490,9 @@ public class Constraints {
 		return new RectConstraint() {
 			
 			@Override
-			public RectView getRect()
+			public RectValue getRect()
 			{
-				return new FixedRect(0, 0, toDouble(width), toDouble(height));
+				return RectValue.make(0, 0, toDouble(width), toDouble(height));
 			}
 		};
 	}
@@ -505,11 +503,11 @@ public class Constraints {
 		return new RectConstraint() {
 			
 			@Override
-			public RectView getRect()
+			public RectValue getRect()
 			{
 				final Vec origin = r.getRect().getOrigin();
 				
-				return new FixedRect(origin.x(), origin.y(), toDouble(width), toDouble(height));
+				return RectValue.make(origin.x(), origin.y(), toDouble(width), toDouble(height));
 			}
 		};
 	}
@@ -520,11 +518,11 @@ public class Constraints {
 		return new RectConstraint() {
 			
 			@Override
-			public RectView getRect()
+			public RectValue getRect()
 			{
 				final Vec origin = r.getRect().getOrigin();
 				
-				return new FixedRect(origin.x() + toDouble(x), origin.y() + toDouble(y), toDouble(width), toDouble(height));
+				return RectValue.make(origin.x() + toDouble(x), origin.y() + toDouble(y), toDouble(width), toDouble(height));
 			}
 		};
 	}
@@ -535,12 +533,12 @@ public class Constraints {
 		return new RectConstraint() {
 			
 			@Override
-			public RectView getRect()
+			public RectValue getRect()
 			{
 				final VecView size = r.getRect().getSize();
 				final VecView center = centerTo.getRect().getCenter();
 				
-				return new FixedRect(center.sub(size.half()), size);
+				return RectValue.make(center.sub(size.half()), size);
 			}
 		};
 	}
@@ -551,11 +549,11 @@ public class Constraints {
 		return new RectConstraint() {
 			
 			@Override
-			public RectView getRect()
+			public RectValue getRect()
 			{
 				final VecView size = r.getRect().getSize();
 				
-				return new FixedRect(centerTo.getVec().sub(size.half()), size);
+				return RectValue.make(centerTo.getVec().sub(size.half()), size);
 			}
 		};
 	}
@@ -566,12 +564,12 @@ public class Constraints {
 		return new RectConstraint() {
 			
 			@Override
-			public RectView getRect()
+			public RectValue getRect()
 			{
 				final VecView size = r.getRect().getSize();
-				final VecView v = new FixedCoord(toDouble(x), toDouble(y));
+				final VecView v = VecView.make(toDouble(x), toDouble(y));
 				
-				return new FixedRect(v.sub(size.half()), size);
+				return RectValue.make(v.sub(size.half()), size);
 			}
 		};
 	}
@@ -582,7 +580,7 @@ public class Constraints {
 		return new RectConstraint() {
 			
 			@Override
-			public RectView getRect()
+			public RectValue getRect()
 			{
 				return r.getRect().move(move.getVec());
 			}
@@ -595,7 +593,7 @@ public class Constraints {
 		return new RectConstraint() {
 			
 			@Override
-			public RectView getRect()
+			public RectValue getRect()
 			{
 				return r.getRect().move(toDouble(x), toDouble(y));
 			}
@@ -645,7 +643,7 @@ public class Constraints {
 		return new RectConstraint() {
 			
 			@Override
-			public RectView getRect()
+			public RectValue getRect()
 			{
 				final double t = toDouble(top);
 				final double r = toDouble(right);
@@ -655,7 +653,7 @@ public class Constraints {
 				final double x = c.getVec().x();
 				final double y = c.getVec().y();
 				
-				return new FixedRect(x - l, y - t, l + r, t + b);
+				return RectValue.make(x - l, y - t, l + r, t + b);
 			}
 		};
 	}
@@ -668,7 +666,7 @@ public class Constraints {
 		return new RectConstraint() {
 			
 			@Override
-			public RectView getRect()
+			public RectValue getRect()
 			{
 				return r.getRect().shrink(0, 0, r.getRect().getWidth(), 0);
 			}
@@ -681,7 +679,7 @@ public class Constraints {
 		return new RectConstraint() {
 			
 			@Override
-			public RectView getRect()
+			public RectValue getRect()
 			{
 				return r.getRect().shrink(0, 0, 0, r.getRect().getHeight());
 			}
@@ -694,7 +692,7 @@ public class Constraints {
 		return new RectConstraint() {
 			
 			@Override
-			public RectView getRect()
+			public RectValue getRect()
 			{
 				return r.getRect().shrink(r.getRect().getWidth(), 0, 0, 0);
 			}
@@ -707,7 +705,7 @@ public class Constraints {
 		return new RectConstraint() {
 			
 			@Override
-			public RectView getRect()
+			public RectValue getRect()
 			{
 				return r.getRect().shrink(0, r.getRect().getHeight(), 0, 0);
 			}
@@ -770,10 +768,10 @@ public class Constraints {
 	
 	public static VecConstraint cAdd(final VecConstraint c1, final VecConstraint c2)
 	{
-		return new VecConstraintSynth() {
+		return new AbstractVecProxy() {
 			
 			@Override
-			public VecView getVec()
+			public VecView getSource()
 			{
 				return c1.getVec().add(c2.getVec());
 			}
@@ -789,28 +787,13 @@ public class Constraints {
 	
 	public static VecConstraint cAdd(final VecConstraint c, final Object x, final Object y, final Object z)
 	{
-		return new SynthCoord3D() {
+		return new AbstractVecProxy() {
 			
 			@Override
-			public double x()
+			public VecView getSource()
 			{
-				return c.getVec().x() + toDouble(x);
+				return c.getVec().add(toDouble(x), toDouble(y), toDouble(z));
 			}
-			
-			
-			@Override
-			public double y()
-			{
-				return c.getVec().y() + toDouble(y);
-			}
-			
-			
-			@Override
-			public double z()
-			{
-				return c.getVec().z() + toDouble(z);
-			}
-			
 		};
 	}
 	
@@ -819,10 +802,10 @@ public class Constraints {
 	
 	public static VecConstraint cSub(final VecConstraint c1, final VecConstraint c2)
 	{
-		return new VecConstraintSynth() {
+		return new AbstractVecProxy() {
 			
 			@Override
-			public VecView getVec()
+			public VecView getSource()
 			{
 				return c1.getVec().sub(c2.getVec());
 			}
@@ -838,10 +821,10 @@ public class Constraints {
 	
 	public static VecConstraint cSub(final VecConstraint c, final Object x, final Object y, final Object z)
 	{
-		return new VecConstraintSynth() {
+		return new AbstractVecProxy() {
 			
 			@Override
-			public VecView getVec()
+			public VecView getSource()
 			{
 				return c.getVec().sub(toDouble(x), toDouble(y), toDouble(z));
 			}
@@ -854,10 +837,10 @@ public class Constraints {
 	
 	public static VecConstraint cMul(final VecConstraint c, final Object mul)
 	{
-		return new VecConstraintSynth() {
+		return new AbstractVecProxy() {
 			
 			@Override
-			public VecView getVec()
+			public VecView getSource()
 			{
 				return c.getVec().mul(toDouble(mul));
 			}
@@ -870,10 +853,10 @@ public class Constraints {
 	
 	public static VecConstraint cOrigin(final RectConstraint r)
 	{
-		return new VecConstraintSynth() {
+		return new AbstractVecProxy() {
 			
 			@Override
-			public VecView getVec()
+			public VecView getSource()
 			{
 				return r.getRect().getOrigin();
 			}
@@ -883,10 +866,10 @@ public class Constraints {
 	
 	public static VecConstraint cSize(final RectConstraint r)
 	{
-		return new VecConstraintSynth() {
+		return new AbstractVecProxy() {
 			
 			@Override
-			public VecView getVec()
+			public VecView getSource()
 			{
 				return r.getRect().getSize();
 			}
@@ -971,11 +954,11 @@ public class Constraints {
 		return new RectConstraint() {
 			
 			@Override
-			public RectView getRect()
+			public RectValue getRect()
 			{
 				final Vec v = c.getVec();
 				
-				return new FixedRect(v.x(), v.y(), 0, 0);
+				return RectValue.make(v.x(), v.y(), 0, 0);
 			}
 		};
 	}

src/mightypork/utils/math/constraints/ContextAdapter.java

@@ -1,7 +1,7 @@
 package mightypork.utils.math.constraints;
 
 
-import mightypork.utils.math.rect.RectView;
+import mightypork.utils.math.rect.RectValue;
 
 
 /**
@@ -9,7 +9,7 @@ import mightypork.utils.math.rect.RectView;
  * 
  * @author MightyPork
  */
-public abstract class ContextAdapter implements PluggableContext {
+public abstract class ContextAdapter implements PluggableRect {
 	
 	private RectConstraint backing = null;
 	
@@ -22,7 +22,7 @@ public abstract class ContextAdapter implements PluggableContext {
 	
 	
 	@Override
-	public RectView getRect()
+	public RectValue getRect()
 	{
 		return backing.getRect();
 	}

src/mightypork/utils/math/constraints/FixedNumberConstraint.java

@@ -0,0 +1,25 @@
+package mightypork.utils.math.constraints;
+
+
+/**
+ * Constant number {@link NumberConstraint}
+ * 
+ * @author MightyPork
+ */
+public class FixedNumberConstraint implements NumberConstraint {
+	
+	private final double value;
+	
+	
+	public FixedNumberConstraint(double value) {
+		this.value = value;
+	}
+	
+	
+	@Override
+	public double getValue()
+	{
+		return value;
+	}
+	
+}

src/mightypork/utils/math/constraints/NumberConstraint.java

@@ -8,23 +8,8 @@ package mightypork.utils.math.constraints;
  */
 public interface NumberConstraint {
 	
-	public static final NumberConstraint ZERO = new NumberConstraint() {
+	public static final NumberConstraint ZERO = new FixedNumberConstraint(0);
-		
+	public static final NumberConstraint ONE = new FixedNumberConstraint(1);
-		@Override
-		public double getValue()
-		{
-			return 0;
-		}
-	};
-	
-	public static final NumberConstraint ONE = new NumberConstraint() {
-		
-		@Override
-		public double getValue()
-		{
-			return 0;
-		}
-	};
 	
 	
 	/**

src/mightypork/utils/math/constraints/PluggableRect.java

@@ -1,7 +1,7 @@
 package mightypork.utils.math.constraints;
 
 
-import mightypork.utils.math.rect.RectView;
+import mightypork.utils.math.rect.RectValue;
 
 
 /**
@@ -9,7 +9,7 @@ import mightypork.utils.math.rect.RectView;
  * 
  * @author MightyPork
  */
-public interface PluggableContext extends RectConstraint {
+public interface PluggableRect extends RectConstraint {
 	
 	/**
 	 * @param rect context to set
@@ -18,6 +18,6 @@ public interface PluggableContext extends RectConstraint {
 	
 	
 	@Override
-	abstract RectView getRect();
+	abstract RectValue getRect();
 	
 }

src/mightypork/utils/math/constraints/RectCache.java

@@ -3,13 +3,13 @@ package mightypork.utils.math.constraints;
 
 import mightypork.gamecore.control.timing.Pollable;
 import mightypork.gamecore.control.timing.Poller;
-import mightypork.utils.math.rect.MutableRect;
+import mightypork.utils.math.rect.RectMutable;
-import mightypork.utils.math.rect.RectView;
+import mightypork.utils.math.rect.RectValue;
 
 
 /**
- * {@link RectConstraint} cache, used to reduce CPU load with very complex
+ * {@link RectConstraint} cache, used for caching computed Rect from a complex
- * constraints.<br>
+ * {@link RectConstraint}.<br>
  * Calculates only when polled.
  * 
  * @author MightyPork
@@ -17,7 +17,7 @@ import mightypork.utils.math.rect.RectView;
 public class RectCache implements RectConstraint, Pollable {
 	
 	private final RectConstraint observed;
-	private final MutableRect cached = new MutableRect();
+	private final RectMutable cached = RectMutable.zero();
 	
 	
 	/**
@@ -42,7 +42,7 @@ public class RectCache implements RectConstraint, Pollable {
 	
 	
 	@Override
-	public RectView getRect()
+	public RectValue getRect()
 	{
 		return cached.view();
 	}

src/mightypork/utils/math/constraints/RectConstraint.java

@@ -1,7 +1,7 @@
 package mightypork.utils.math.constraints;
 
 
-import mightypork.utils.math.rect.RectView;
+import mightypork.utils.math.rect.RectValue;
 
 
 /**
@@ -14,5 +14,5 @@ public interface RectConstraint {
 	/**
 	 * @return rect region
 	 */
-	RectView getRect();
+	RectValue getRect();
 }

src/mightypork/utils/math/constraints/VecConstraintSynth.java

@@ -1,33 +0,0 @@
-package mightypork.utils.math.constraints;
-
-
-import mightypork.utils.math.coord.VecView;
-
-
-public abstract class VecConstraintSynth implements VecConstraint {
-	
-	@Override
-	public abstract VecView getVec();
-	
-	
-	@Override
-	public NumberConstraint xc()
-	{
-		return Constraints.cX(getVec());
-	}
-	
-	
-	@Override
-	public NumberConstraint yc()
-	{
-		return Constraints.cY(getVec());
-	}
-	
-	
-	@Override
-	public NumberConstraint zc()
-	{
-		return Constraints.cZ(getVec());
-	}
-	
-}

src/mightypork/utils/math/coord/AbstractVec.java

@@ -0,0 +1,188 @@
+package mightypork.utils.math.coord;
+
+
+import mightypork.utils.math.constraints.NumberConstraint;
+
+
+public abstract class AbstractVec implements Vec {
+	
+	private AbstractVecProxy view;
+	private NumberConstraint constraintX;
+	private NumberConstraint constraintY;
+	private NumberConstraint constraintZ;
+	
+	
+	@Override
+	public VecView getVec()
+	{
+		return view();
+	}
+	
+	
+	@Override
+	public abstract double x();
+	
+	
+	@Override
+	public abstract double y();
+	
+	
+	@Override
+	public abstract double z();
+	
+	
+	@Override
+	public int xi()
+	{
+		return (int) Math.round(x());
+	}
+	
+	
+	@Override
+	public int yi()
+	{
+		return (int) Math.round(y());
+	}
+	
+	
+	@Override
+	public int zi()
+	{
+		return (int) Math.round(z());
+	}
+	
+	
+	@Override
+	public NumberConstraint xc()
+	{
+		if (constraintX == null) constraintX = new NumberConstraint() {
+			
+			@Override
+			public double getValue()
+			{
+				return x();
+			}
+		};
+		
+		return constraintX;
+	}
+	
+	
+	@Override
+	public NumberConstraint yc()
+	{
+		if (constraintY == null) constraintY = new NumberConstraint() {
+			
+			@Override
+			public double getValue()
+			{
+				return y();
+			}
+		};
+		
+		return constraintY;
+	}
+	
+	
+	@Override
+	public NumberConstraint zc()
+	{
+		if (constraintZ == null) constraintZ = new NumberConstraint() {
+			
+			@Override
+			public double getValue()
+			{
+				return z();
+			}
+		};
+		
+		return constraintZ;
+	}
+	
+	
+	@Override
+	public double size()
+	{
+		final double x = x(), y = y(), z = z();
+		return Math.sqrt(x * x + y * y + z * z);
+	}
+	
+	
+	@Override
+	public boolean isZero()
+	{
+		return x() == 0 && y() == 0 && z() == 0;
+	}
+	
+	
+	@Override
+	public VecView value()
+	{
+		return new ConstVec(this);
+	}
+	
+	
+	@Override
+	public double distTo(Vec point)
+	{
+		final double dx = x() - point.x();
+		final double dy = y() - point.y();
+		final double dz = z() - point.z();
+		
+		return Math.sqrt(dx * dx + dy * dy + dz * dz);
+	}
+	
+	
+	@Override
+	public VecView midTo(Vec point)
+	{
+		final double dx = (point.x() - x()) * 0.5;
+		final double dy = (point.y() - y()) * 0.5;
+		final double dz = (point.z() - z()) * 0.5;
+		
+		return VecView.make(dx, dy, dz);
+	}
+	
+	
+	@Override
+	public VecView vecTo(Vec point)
+	{
+		return VecView.make(point.x() - x(), point.y() - y(), point.z() - z());
+	}
+	
+	
+	@Override
+	public VecView cross(Vec vec)
+	{
+		//@formatter:off
+		return VecView.make(
+				y() * vec.z() - z() * vec.y(),
+				z() * vec.x() - x() * vec.z(),
+				x() * vec.y() - y() * vec.x());
+		//@formatter:on
+	}
+	
+	
+	@Override
+	public double dot(Vec vec)
+	{
+		return x() * vec.x() + y() * vec.y() + z() * vec.z();
+	}
+	
+	
+	@Override
+	public VecMutable mutable()
+	{
+		return VecMutable.make(this);
+	}
+	
+	
+	@Override
+	public VecView view()
+	{
+		if (view == null) view = new VecProxy(this);
+		
+		return view;
+	}
+	
+}

src/mightypork/utils/math/coord/AbstractVecProxy.java

@@ -0,0 +1,68 @@
+package mightypork.utils.math.coord;
+
+
+public abstract class AbstractVecProxy extends VecView {
+	
+	/**
+	 * @return the proxied coord
+	 */
+	protected abstract Vec getSource();
+	
+	
+	@Override
+	public double x()
+	{
+		return processX(getSource().x());
+	}
+	
+	
+	@Override
+	public double y()
+	{
+		return processY(getSource().y());
+	}
+	
+	
+	@Override
+	public double z()
+	{
+		return processZ(getSource().z());
+	}
+	
+	
+	/**
+	 * Process X before it's returned by x()
+	 * 
+	 * @param x original X
+	 * @return output X
+	 */
+	protected double processX(double x)
+	{
+		return x;
+	}
+	
+	
+	/**
+	 * Process Y before it's returned by y()
+	 * 
+	 * @param y original Y
+	 * @return output Y
+	 */
+	protected double processY(double y)
+	{
+		return y;
+	}
+	
+	
+	/**
+	 * Process Z before it's returned by z()
+	 * 
+	 * @param z original Z
+	 * @return output Z
+	 */
+	protected double processZ(double z)
+	{
+		return z;
+	}
+	
+}

src/mightypork/utils/math/coord/AnimCoord.java

@@ -1,155 +0,0 @@
-package mightypork.utils.math.coord;
-
-
-import mightypork.gamecore.control.timing.Pauseable;
-import mightypork.gamecore.control.timing.Updateable;
-import mightypork.utils.math.animation.AnimDouble;
-import mightypork.utils.math.animation.Easing;
-
-
-/**
- * 3D coordinated with support for transitions, mutable.
- * 
- * @author MightyPork
- */
-public class AnimCoord extends VecMutableImpl implements Pauseable, Updateable {
-	
-	private final AnimDouble x, y, z;
-	
-	
-	public AnimCoord(AnimDouble x, AnimDouble y, AnimDouble z) {
-		this.x = x;
-		this.y = y;
-		this.z = z;
-	}
-	
-	
-	public AnimCoord(Vec start, Easing easing) {
-		x = new AnimDouble(start.x(), easing);
-		y = new AnimDouble(start.y(), easing);
-		z = new AnimDouble(start.z(), easing);
-	}
-	
-	
-	@Override
-	public double x()
-	{
-		return x.now();
-	}
-	
-	
-	@Override
-	public double y()
-	{
-		return y.now();
-	}
-	
-	
-	@Override
-	public double z()
-	{
-		return z.now();
-	}
-	
-	
-	@Override
-	public AnimCoord result(double x, double y, double z)
-	{
-		this.x.setTo(x);
-		this.y.setTo(y);
-		this.z.setTo(z);
-		
-		return this;
-	}
-	
-	
-	public AnimCoord add(Vec offset, double speed)
-	{
-		animate(offset.x() - x(), offset.y() - y(), offset.z() - z(), speed);
-		return this;
-	}
-	
-	
-	public AnimCoord animate(double x, double y, double z, double duration)
-	{
-		this.x.animate(x, duration);
-		this.y.animate(y, duration);
-		this.z.animate(z, duration);
-		return this;
-	}
-	
-	
-	public AnimCoord animate(Vec target, double duration)
-	{
-		x.animate(target.x(), duration);
-		y.animate(target.y(), duration);
-		z.animate(target.z(), duration);
-		return this;
-	}
-	
-	
-	public void animateWithSpeed(Vec target, double unitsPerSecond)
-	{
-		final double dist = distTo(target);
-		final double duration = dist / unitsPerSecond;
-		animate(target, duration);
-	}
-	
-	
-	@Override
-	public void update(double delta)
-	{
-		x.update(delta);
-		y.update(delta);
-		z.update(delta);
-	}
-	
-	
-	@Override
-	public void pause()
-	{
-		x.pause();
-		y.pause();
-		z.pause();
-	}
-	
-	
-	@Override
-	public void resume()
-	{
-		x.resume();
-		y.resume();
-		z.resume();
-	}
-	
-	
-	@Override
-	public boolean isPaused()
-	{
-		return x.isPaused(); // BUNO
-	}
-	
-	
-	public boolean isFinished()
-	{
-		return x.isFinished(); // BUNO
-	}
-	
-	
-	public double getDuration()
-	{
-		return x.getDuration(); // BUNO
-	}
-	
-	
-	public double getElapsed()
-	{
-		return x.getElapsed(); // BUNO
-	}
-	
-	
-	public double getProgress()
-	{
-		return x.getProgress(); // BUNO
-	}
-}

src/mightypork/utils/math/coord/ConstVec.java

@@ -2,27 +2,26 @@ package mightypork.utils.math.coord;
 
 
 /**
- * Coordinate with immutable numeric values.<br>
+ * Coordinate with immutable numeric values.
- * Operations yield a new {@link MutableCoord} with the result.
  * 
  * @author MightyPork
  */
-public class FixedCoord extends VecView {
+class ConstVec extends VecView {
 	
 	private final double x, y, z;
 	
 	
-	public FixedCoord(Vec other) {
+	public ConstVec(Vec other) {
 		this(other.x(), other.y(), other.z());
 	}
 	
 	
-	public FixedCoord(double x, double y) {
+	public ConstVec(double x, double y) {
 		this(x, y, 0);
 	}
 	
 	
-	public FixedCoord(double x, double y, double z) {
+	public ConstVec(double x, double y, double z) {
 		this.x = x;
 		this.y = y;
 		this.z = z;
@@ -49,4 +48,11 @@ public class FixedCoord extends VecView {
 		return z;
 	}
 	
+	
+	@Override
+	public VecView value()
+	{
+		return this; // it's constant already
+	}
+	
 }

src/mightypork/utils/math/coord/CoordProxy.java

@@ -1,58 +0,0 @@
-package mightypork.utils.math.coord;
-
-
-/**
- * <p>
- * <b>[ Use Vec.view() method to make a proxy! ]</b>
- * </p>
- * <p>
- * View of another coordinate, immutable.<br>
- * Operations yield a new {@link MutableCoord} with the result.
- * </p>
- * 
- * @author MightyPork
- */
-public class CoordProxy extends VecView {
-	
-	private final Vec observed;
-	
-	
-	/**
-	 * Protected, in order to enforce the use of view() method on Vec, which
-	 * uses caching.
-	 * 
-	 * @param observed
-	 */
-	public CoordProxy(Vec observed) {
-		this.observed = observed;
-	}
-	
-	
-	@Override
-	public CoordProxy view()
-	{
-		return this; // no need to make another
-	}
-	
-	
-	@Override
-	public double x()
-	{
-		return observed.x();
-	}
-	
-	
-	@Override
-	public double y()
-	{
-		return observed.y();
-	}
-	
-	
-	@Override
-	public double z()
-	{
-		return observed.z();
-	}
-	
-}

src/mightypork/utils/math/coord/MutableCoord.java

@@ -1,86 +0,0 @@
-package mightypork.utils.math.coord;
-
-
-/**
- * Mutable coordinate.<br>
- * All Vec methods (except copy) alter data values and return this instance.
- * 
- * @author MightyPork
- */
-public class MutableCoord extends VecMutableImpl {
-	
-	private double x, y, z;
-	
-	
-	/**
-	 * Zero coord
-	 */
-	public MutableCoord() {
-		this(0, 0, 0);
-	}
-	
-	
-	/**
-	 * @param copied other coord to vopy
-	 */
-	public MutableCoord(Vec copied) {
-		this(copied.x(), copied.y(), copied.z());
-	}
-	
-	
-	/**
-	 * @param x X coordinate
-	 * @param y Y coordinate
-	 */
-	public MutableCoord(double x, double y) {
-		super();
-		this.x = x;
-		this.y = y;
-		this.z = 0;
-	}
-	
-	
-	/**
-	 * @param x X coordinate
-	 * @param y Y coordinate
-	 * @param z Z coordinate
-	 */
-	public MutableCoord(double x, double y, double z) {
-		super();
-		this.x = x;
-		this.y = y;
-		this.z = z;
-	}
-	
-	
-	@Override
-	public double x()
-	{
-		return x;
-	}
-	
-	
-	@Override
-	public double y()
-	{
-		return y;
-	}
-	
-	
-	@Override
-	public double z()
-	{
-		return z;
-	}
-	
-	
-	@Override
-	public MutableCoord result(double x, double y, double z)
-	{
-		this.x = x;
-		this.y = y;
-		this.z = z;
-		
-		return this;
-	}
-}

src/mightypork/utils/math/coord/NumConstrVec.java

@@ -6,26 +6,25 @@ import mightypork.utils.math.constraints.NumberConstraint;
 
 /**
  * Coord view composed of given {@link NumberConstraint}s, using their current
- * values.<br>
+ * values.
- * Operations yield a new {@link MutableCoord} with the result.
  * 
  * @author MightyPork
  */
-public class ConstraintCoord extends VecView {
+class NumConstrVec extends VecView {
 	
 	private final NumberConstraint constrX;
 	private final NumberConstraint constrY;
 	private final NumberConstraint constrZ;
 	
 	
-	public ConstraintCoord(NumberConstraint x, NumberConstraint y, NumberConstraint z) {
+	public NumConstrVec(NumberConstraint x, NumberConstraint y, NumberConstraint z) {
 		this.constrX = x;
 		this.constrY = y;
 		this.constrZ = z;
 	}
 	
 	
-	public ConstraintCoord(NumberConstraint x, NumberConstraint y) {
+	public NumConstrVec(NumberConstraint x, NumberConstraint y) {
 		this.constrX = x;
 		this.constrY = y;
 		this.constrZ = NumberConstraint.ZERO;

src/mightypork/utils/math/coord/SynthCoord2D.java

@@ -1,25 +0,0 @@
-package mightypork.utils.math.coord;
-
-
-/**
- * 2D coord for anonymous implementations.<br>
- * Operations yield a new {@link MutableCoord} with the result.
- * 
- * @author MightyPork
- */
-public abstract class SynthCoord2D extends VecView {
-	
-	@Override
-	public abstract double x();
-	
-	
-	@Override
-	public abstract double y();
-	
-	
-	@Override
-	public double z()
-	{
-		return 0;
-	}
-}

src/mightypork/utils/math/coord/SynthCoord3D.java

@@ -1,23 +0,0 @@
-package mightypork.utils.math.coord;
-
-
-/**
- * 3D immutable coord for anonymous implementations.<br>
- * Operations yield a new {@link MutableCoord} with the result.
- * 
- * @author MightyPork
- */
-public abstract class SynthCoord3D extends VecView {
-	
-	@Override
-	public abstract double x();
-	
-	
-	@Override
-	public abstract double y();
-	
-	
-	@Override
-	public abstract double z();
-	
-}

src/mightypork/utils/math/coord/Synths.java

@@ -0,0 +1,153 @@
+package mightypork.utils.math.coord;
+
+
+public class Synths {
+	
+	private static abstract class HeteroSynth extends VecProxy {
+		
+		public HeteroSynth(Vec observed) {
+			super(observed);
+		}
+		
+		
+		@Override
+		protected abstract double processX(double x);
+		
+		
+		@Override
+		protected abstract double processY(double y);
+		
+		
+		@Override
+		protected abstract double processZ(double z);
+	}
+	
+	private static abstract class UniformSynth extends VecProxy {
+		
+		public UniformSynth(Vec observed) {
+			super(observed);
+		}
+		
+		
+		@Override
+		protected double processX(double x)
+		{
+			return super.processX(x);
+		}
+		
+		
+		@Override
+		protected double processY(double y)
+		{
+			return super.processY(y);
+		}
+		
+		
+		@Override
+		protected double processZ(double z)
+		{
+			return super.processZ(z);
+		}
+		
+		
+		protected abstract double process(double a);
+	}
+	
+	public static class Round extends UniformSynth {
+		
+		public Round(Vec observed) {
+			super(observed);
+		}
+		
+		
+		@Override
+		protected double process(double a)
+		{
+			return Math.round(a);
+		}
+	}
+	
+	public static class Ceil extends UniformSynth {
+		
+		public Ceil(Vec observed) {
+			super(observed);
+		}
+		
+		
+		@Override
+		protected double process(double a)
+		{
+			return Math.ceil(a);
+		}
+	}
+	
+	public static class Floor extends UniformSynth {
+		
+		public Floor(Vec observed) {
+			super(observed);
+		}
+		
+		
+		@Override
+		protected double process(double a)
+		{
+			return Math.floor(a);
+		}
+	}
+	
+	public static class Neg extends UniformSynth {
+		
+		public Neg(Vec observed) {
+			super(observed);
+		}
+		
+		
+		@Override
+		protected double process(double a)
+		{
+			return -a;
+		}
+	}
+	
+	public static class Half extends UniformSynth {
+		
+		public Half(Vec observed) {
+			super(observed);
+		}
+		
+		
+		@Override
+		protected double process(double a)
+		{
+			return a / 2;
+		}
+	}
+	
+	public static class Norm extends HeteroSynth {
+		
+		public Norm(Vec observed) {
+			super(observed);
+		}
+		
+		
+		@Override
+		protected double processX(double x)
+		{
+			return 0;
+		}
+		
+		
+		@Override
+		protected double processY(double y)
+		{
+			return 0;
+		}
+		
+		
+		@Override
+		protected double processZ(double z)
+		{
+			return 0;
+		}
+	}
+}

src/mightypork/utils/math/coord/Vec.java

@@ -12,8 +12,8 @@ import mightypork.utils.math.constraints.VecConstraint;
  */
 public interface Vec extends VecConstraint {
 	
-	public static final VecView ZERO = new FixedCoord(0, 0, 0);
+	public static final VecView ZERO = new ConstVec(0, 0, 0);
-	public static final VecView ONE = new FixedCoord(1, 1, 1);
+	public static final VecView ONE = new ConstVec(0, 0, 0);
 	
 	
 	/**
@@ -52,24 +52,6 @@ public interface Vec extends VecConstraint {
 	int zi();
 	
 	
-	/**
-	 * @return X as float
-	 */
-	float xf();
-	
-	
-	/**
-	 * @return Y as float
-	 */
-	float yf();
-	
-	
-	/**
-	 * @return Z as float
-	 */
-	float zf();
-	
-	
 	/**
 	 * @return X constraint
 	 */
@@ -92,18 +74,84 @@ public interface Vec extends VecConstraint {
 	
 	
 	/**
-	 * Get a new mutable variable holding the current state
+	 * Get vector size
 	 * 
-	 * @return a mutable copy
+	 * @return size
 	 */
-	VecMutable copy();
+	double size();
 	
 	
 	/**
-	 * Get immutable view at this vec
+	 * @return true if zero
+	 */
+	public boolean isZero();
+	
+	
+	/**
+	 * Get distance to other point
+	 * 
+	 * @param point other point
+	 * @return distance
+	 */
+	double distTo(Vec point);
+	
+	
+	/**
+	 * Get middle of line to other point
+	 * 
+	 * @param point other point
+	 * @return result
+	 */
+	VecView midTo(Vec point);
+	
+	
+	/**
+	 * Create vector from this point to other point
+	 * 
+	 * @param point second point
+	 * @return result
+	 */
+	public VecView vecTo(Vec point);
+	
+	
+	/**
+	 * Get cross product (vector multiplication)
+	 * 
+	 * @param vec other vector
+	 * @return result
+	 */
+	public VecView cross(Vec vec);
+	
+	
+	/**
+	 * Get dot product (scalar multiplication)
+	 * 
+	 * @param vec other vector
+	 * @return dot product
+	 */
+	public double dot(Vec vec);
+	
+	
+	/**
+	 * Get a view at current state, not propagating further changes.
+	 * 
+	 * @return a immutable copy
+	 */
+	VecView value();
+	
+	
+	/**
+	 * Get immutable proxy view at this vec
 	 * 
 	 * @return immutable view
 	 */
 	VecView view();
 	
+	
+	/**
+	 * Get a mutable copy of current values.
+	 * 
+	 * @return mutable copy
+	 */
+	VecMutable mutable();
 }

src/mightypork/utils/math/coord/VecMath.java

@@ -2,11 +2,29 @@ package mightypork.utils.math.coord;
 
 
 /**
- * 3D coordinate methods
+ * Implementation of coordinate methods
  * 
  * @author MightyPork
+ * @param <V> Return type of methods
  */
-interface VecMath<V> extends Vec {
+abstract class VecMath<V extends Vec> extends AbstractVec {
+	
+	/**
+	 * <p>
+	 * Some operation was performed and this result was obtained.
+	 * </p>
+	 * <p>
+	 * It's now up to implementing class what to do - mutable ones can alter
+	 * it's data values, immutable can return a new Vec.
+	 * </p>
+	 * 
+	 * @param x
+	 * @param y
+	 * @param z
+	 * @return the result Vec
+	 */
+	public abstract V result(double x, double y, double z);
+	
 	
 	/**
 	 * Set X coordinate (if immutable, in a copy).
@@ -14,7 +32,10 @@ interface VecMath<V> extends Vec {
 	 * @param x x coordinate
 	 * @return result
 	 */
-	V setX(double x);
+	public V setX(double x)
+	{
+		return result(x, y(), z());
+	}
 	
 	
 	/**
@@ -23,7 +44,10 @@ interface VecMath<V> extends Vec {
 	 * @param y y coordinate
 	 * @return result
 	 */
-	V setY(double y);
+	public V setY(double y)
+	{
+		return result(x(), y, z());
+	}
 	
 	
 	/**
@@ -32,33 +56,10 @@ interface VecMath<V> extends Vec {
 	 * @param z z coordinate
 	 * @return result
 	 */
-	V setZ(double z);
+	public V setZ(double z)
-	
+	{
-	
+		return result(x(), y(), z);
-	/**
+	}
-	 * Get distance to other point
-	 * 
-	 * @param point other point
-	 * @return distance
-	 */
-	double distTo(Vec point);
-	
-	
-	/**
-	 * Get dot product (scalar multiplication)
-	 * 
-	 * @param vec other vector
-	 * @return dot product
-	 */
-	double dot(Vec vec);
-	
-	
-	/**
-	 * Get vector size
-	 * 
-	 * @return size
-	 */
-	double size();
 	
 	
 	/**
@@ -66,31 +67,10 @@ interface VecMath<V> extends Vec {
 	 * 
 	 * @return result
 	 */
-	V abs();
+	public V abs()
-	
+	{
-	
+		return result(Math.abs(x()), Math.abs(y()), Math.abs(z()));
-	/**
+	}
-	 * @return true if zero
-	 */
-	boolean isZero();
-	
-	
-	/**
-	 * Create vector from this point to other point
-	 * 
-	 * @param point second point
-	 * @return result
-	 */
-	V vecTo(Vec point);
-	
-	
-	/**
-	 * Get middle of line to other point
-	 * 
-	 * @param point other point
-	 * @return result
-	 */
-	V midTo(Vec point);
 	
 	
 	/**
@@ -99,7 +79,10 @@ interface VecMath<V> extends Vec {
 	 * @param vec offset
 	 * @return result
 	 */
-	V add(Vec vec);
+	public V add(Vec vec)
+	{
+		return add(vec.x(), vec.y(), vec.z());
+	}
 	
 	
 	/**
@@ -110,7 +93,10 @@ interface VecMath<V> extends Vec {
 	 * @param y y offset
 	 * @return result
 	 */
-	V add(double x, double y);
+	public V add(double x, double y)
+	{
+		return add(x, y, 0);
+	}
 	
 	
 	/**
@@ -121,7 +107,10 @@ interface VecMath<V> extends Vec {
 	 * @param z z offset
 	 * @return result
 	 */
-	V add(double x, double y, double z);
+	public V add(double x, double y, double z)
+	{
+		return result(x() + x, y() + y, z() + z);
+	}
 	
 	
 	/**
@@ -129,7 +118,10 @@ interface VecMath<V> extends Vec {
 	 * 
 	 * @return result
 	 */
-	V half();
+	public V half()
+	{
+		return mul(0.5);
+	}
 	
 	
 	/**
@@ -138,7 +130,10 @@ interface VecMath<V> extends Vec {
 	 * @param d multiplier
 	 * @return result
 	 */
-	V mul(double d);
+	public V mul(double d)
+	{
+		return mul(d, d, d);
+	}
 	
 	
 	/**
@@ -147,7 +142,10 @@ interface VecMath<V> extends Vec {
 	 * @param vec vector of multipliers
 	 * @return result
 	 */
-	V mul(Vec vec);
+	public V mul(Vec vec)
+	{
+		return mul(vec.x(), vec.y(), vec.z());
+	}
 	
 	
 	/**
@@ -158,7 +156,10 @@ interface VecMath<V> extends Vec {
 	 * @param y y multiplier
 	 * @return result
 	 */
-	V mul(double x, double y);
+	public V mul(double x, double y)
+	{
+		return mul(x, y, 1);
+	}
 	
 	
 	/**
@@ -169,7 +170,10 @@ interface VecMath<V> extends Vec {
 	 * @param z z multiplier
 	 * @return result
 	 */
-	V mul(double x, double y, double z);
+	public V mul(double x, double y, double z)
+	{
+		return result(x() * x, y() * y, z() * z);
+	}
 	
 	
 	/**
@@ -177,7 +181,10 @@ interface VecMath<V> extends Vec {
 	 * 
 	 * @return result
 	 */
-	V round();
+	public V round()
+	{
+		return result(Math.round(x()), Math.round(y()), Math.round(z()));
+	}
 	
 	
 	/**
@@ -185,7 +192,10 @@ interface VecMath<V> extends Vec {
 	 * 
 	 * @return result
 	 */
-	V floor();
+	public V floor()
+	{
+		return result(Math.floor(x()), Math.floor(y()), Math.floor(z()));
+	}
 	
 	
 	/**
@@ -193,7 +203,10 @@ interface VecMath<V> extends Vec {
 	 * 
 	 * @return result
 	 */
-	V ceil();
+	public V ceil()
+	{
+		return result(Math.ceil(x()), Math.ceil(y()), Math.ceil(z()));
+	}
 	
 	
 	/**
@@ -202,7 +215,10 @@ interface VecMath<V> extends Vec {
 	 * @param vec offset
 	 * @return result
 	 */
-	V sub(Vec vec);
+	public V sub(Vec vec)
+	{
+		return sub(vec.x(), vec.y(), vec.z());
+	}
 	
 	
 	/**
@@ -213,7 +229,10 @@ interface VecMath<V> extends Vec {
 	 * @param y y offset
 	 * @return result
 	 */
-	V sub(double x, double y);
+	public V sub(double x, double y)
+	{
+		return sub(x, y, 0);
+	}
 	
 	
 	/**
@@ -224,7 +243,10 @@ interface VecMath<V> extends Vec {
 	 * @param z z offset
 	 * @return result
 	 */
-	V sub(double x, double y, double z);
+	public V sub(double x, double y, double z)
+	{
+		return result(x() - x, y() - y, z() - z);
+	}
 	
 	
 	/**
@@ -232,7 +254,10 @@ interface VecMath<V> extends Vec {
 	 * 
 	 * @return result
 	 */
-	V neg();
+	public V neg()
+	{
+		return result(-x(), -y(), -z());
+	}
 	
 	
 	/**
@@ -241,15 +266,43 @@ interface VecMath<V> extends Vec {
 	 * @param size size we need
 	 * @return result
 	 */
-	V norm(double size);
+	public V norm(double size)
+	{
+		if (isZero()) return result(x(), y(), z()); // can't norm zero vector
+			
+		final double k = size / size();
+		
+		return mul(k);
+	}
 	
 	
-	/**
+	@Override
-	 * Get cross product (vector multiplication)
+	public int hashCode()
-	 * 
+	{
-	 * @param vec other vector
+		final int prime = 31;
-	 * @return result
+		int result = 1;
-	 */
+		result = prime * result + Double.valueOf(x()).hashCode();
-	V cross(Vec vec);
+		result = prime * result + Double.valueOf(y()).hashCode();
+		result = prime * result + Double.valueOf(z()).hashCode();
+		return result;
+	}
 	
+	
+	@Override
+	public boolean equals(Object obj)
+	{
+		if (this == obj) return true;
+		if (obj == null) return false;
+		if (!(obj instanceof Vec)) return false;
+		final Vec other = (Vec) obj;
+		
+		return x() == other.x() && y() == other.y() && z() == other.z();
+	}
+	
+	
+	@Override
+	public String toString()
+	{
+		return String.format("(%.1f %.1f %.1f)", x(), y(), z());
+	}
 }

src/mightypork/utils/math/coord/VecMathImpl.java

@@ -1,398 +0,0 @@
-package mightypork.utils.math.coord;
-
-
-import mightypork.utils.math.constraints.NumberConstraint;
-
-
-/**
- * Implementation of coordinate methods
- * 
- * @author MightyPork
- * @param <V> Return type of methods
- */
-abstract class VecMathImpl<V> implements VecMath<V> {
-	
-	private NumberConstraint constraintZ, constraintY, constraintX;
-	
-	private CoordProxy view = null;
-	
-	
-	@Override
-	public abstract double x();
-	
-	
-	@Override
-	public abstract double y();
-	
-	
-	@Override
-	public abstract double z();
-	
-	
-	@Override
-	public int xi()
-	{
-		return (int) Math.round(x());
-	}
-	
-	
-	@Override
-	public int yi()
-	{
-		return (int) Math.round(y());
-	}
-	
-	
-	@Override
-	public int zi()
-	{
-		return (int) Math.round(z());
-	}
-	
-	
-	@Override
-	public float xf()
-	{
-		return (float) x();
-	}
-	
-	
-	@Override
-	public float yf()
-	{
-		return (float) y();
-	}
-	
-	
-	@Override
-	public float zf()
-	{
-		return (float) z();
-	}
-	
-	
-	@Override
-	public VecView getVec()
-	{
-		return this.view();
-	}
-	
-	
-	/**
-	 * <p>
-	 * Some operation was performed and this result was obtained.
-	 * </p>
-	 * <p>
-	 * It's now up to implementing class what to do - mutable ones can alter
-	 * it's data values, immutable can return a new Vec.
-	 * </p>
-	 * 
-	 * @param x
-	 * @param y
-	 * @param z
-	 * @return the result Vec
-	 */
-	public abstract V result(double x, double y, double z);
-	
-	
-	@Override
-	public VecMutable copy()
-	{
-		return new MutableCoord(this);
-	}
-	
-	
-	@Override
-	public VecView view()
-	{
-		if (view == null) view = new CoordProxy(this);
-		
-		return view;
-	}
-	
-	
-	@Override
-	public NumberConstraint xc()
-	{
-		if (constraintX == null) constraintX = new NumberConstraint() {
-			
-			@Override
-			public double getValue()
-			{
-				return x();
-			}
-		};
-		
-		return constraintX;
-	}
-	
-	
-	@Override
-	public NumberConstraint yc()
-	{
-		if (constraintY == null) constraintY = new NumberConstraint() {
-			
-			@Override
-			public double getValue()
-			{
-				return y();
-			}
-		};
-		
-		return constraintY;
-	}
-	
-	
-	@Override
-	public NumberConstraint zc()
-	{
-		if (constraintZ == null) constraintZ = new NumberConstraint() {
-			
-			@Override
-			public double getValue()
-			{
-				return z();
-			}
-		};
-		
-		return constraintZ;
-	}
-	
-	
-	@Override
-	public V setX(double x)
-	{
-		return result(x, y(), z());
-	}
-	
-	
-	@Override
-	public V setY(double y)
-	{
-		return result(x(), y, z());
-	}
-	
-	
-	@Override
-	public V setZ(double z)
-	{
-		return result(x(), y(), z);
-	}
-	
-	
-	@Override
-	public double size()
-	{
-		final double x = x(), y = y(), z = z();
-		return Math.sqrt(x * x + y * y + z * z);
-	}
-	
-	
-	@Override
-	public boolean isZero()
-	{
-		return x() == 0 && y() == 0 && z() == 0;
-	}
-	
-	
-	@Override
-	public V abs()
-	{
-		return result(Math.abs(x()), Math.abs(y()), Math.abs(z()));
-	}
-	
-	
-	@Override
-	public V add(Vec vec)
-	{
-		return add(vec.x(), vec.y(), vec.z());
-	}
-	
-	
-	@Override
-	public V add(double x, double y)
-	{
-		return add(x, y, 0);
-	}
-	
-	
-	@Override
-	public V add(double x, double y, double z)
-	{
-		return result(x() + x, y() + y, z() + z);
-	}
-	
-	
-	@Override
-	public double distTo(Vec point)
-	{
-		final double dx = x() - point.x();
-		final double dy = y() - point.y();
-		final double dz = z() - point.z();
-		
-		return Math.sqrt(dx * dx + dy * dy + dz * dz);
-	}
-	
-	
-	@Override
-	public V midTo(Vec point)
-	{
-		final double dx = (point.x() - x()) * 0.5;
-		final double dy = (point.y() - y()) * 0.5;
-		final double dz = (point.z() - z()) * 0.5;
-		
-		return result(dx, dy, dz);
-	}
-	
-	
-	@Override
-	public V half()
-	{
-		return mul(0.5);
-	}
-	
-	
-	@Override
-	public V mul(double d)
-	{
-		return mul(d, d, d);
-	}
-	
-	
-	@Override
-	public V mul(Vec vec)
-	{
-		return mul(vec.x(), vec.y(), vec.z());
-	}
-	
-	
-	@Override
-	public V mul(double x, double y)
-	{
-		return mul(x, y, 1);
-	}
-	
-	
-	@Override
-	public V mul(double x, double y, double z)
-	{
-		return result(x() * x, y() * y, z() * z);
-	}
-	
-	
-	@Override
-	public V round()
-	{
-		return result(Math.round(x()), Math.round(y()), Math.round(z()));
-	}
-	
-	
-	@Override
-	public V floor()
-	{
-		return result(Math.floor(x()), Math.floor(y()), Math.floor(z()));
-	}
-	
-	
-	@Override
-	public V ceil()
-	{
-		return result(Math.ceil(x()), Math.ceil(y()), Math.ceil(z()));
-	}
-	
-	
-	@Override
-	public V sub(Vec vec)
-	{
-		return sub(vec.x(), vec.y(), vec.z());
-	}
-	
-	
-	@Override
-	public V sub(double x, double y)
-	{
-		return sub(x, y, 0);
-	}
-	
-	
-	@Override
-	public V sub(double x, double y, double z)
-	{
-		return result(x() - x, y() - y, z() - z);
-	}
-	
-	
-	@Override
-	public V vecTo(Vec point)
-	{
-		return result(point.x() - x(), point.y() - y(), point.z() - z());
-	}
-	
-	
-	@Override
-	public V cross(Vec vec)
-	{
-		//@formatter:off
-		return result(
-				y() * vec.z() - z() * vec.y(),
-				z() * vec.x() - x() * vec.z(),
-				x() * vec.y() - y() * vec.x());
-		//@formatter:on
-	}
-	
-	
-	@Override
-	public double dot(Vec vec)
-	{
-		return x() * vec.x() + y() * vec.y() + z() * vec.z();
-	}
-	
-	
-	@Override
-	public V neg()
-	{
-		return result(-x(), -y(), -z());
-	}
-	
-	
-	@Override
-	public V norm(double size)
-	{
-		if (isZero()) return result(x(), y(), z()); // can't norm zero vector
-			
-		final double k = size / size();
-		
-		return mul(k);
-	}
-	
-	
-	@Override
-	public int hashCode()
-	{
-		final int prime = 31;
-		int result = 1;
-		result = prime * result + Double.valueOf(x()).hashCode();
-		result = prime * result + Double.valueOf(y()).hashCode();
-		result = prime * result + Double.valueOf(z()).hashCode();
-		return result;
-	}
-	
-	
-	@Override
-	public boolean equals(Object obj)
-	{
-		if (this == obj) return true;
-		if (obj == null) return false;
-		if (!(obj instanceof Vec)) return false;
-		final Vec other = (Vec) obj;
-		
-		return x() == other.x() && y() == other.y() && z() == other.z();
-	}
-	
-	
-	@Override
-	public String toString()
-	{
-		return String.format("(%.1f %.1f %.1f)", x(), y(), z());
-	}
-}

src/mightypork/utils/math/coord/VecMutable.java

@@ -1,12 +1,139 @@
 package mightypork.utils.math.coord;
 
 
+import mightypork.utils.math.animation.AnimDouble;
+import mightypork.utils.math.animation.Easing;
+
+
 /**
  * Mutable coord
  * 
  * @author MightyPork
  */
-public interface VecMutable extends VecMath<VecMutable> {
+public abstract class VecMutable extends VecMath<VecMutable> {
+	
+	/**
+	 * Get a variable initialized as zero (0,0,0)
+	 * 
+	 * @return new mutable vector
+	 */
+	public static VecMutable zero()
+	{
+		return make(ZERO);
+	}
+	
+	
+	/**
+	 * Get a variable initialized as one (1,1,1)
+	 * 
+	 * @return one mutable vector
+	 */
+	public static VecMutable one()
+	{
+		return make(ONE);
+	}
+	
+	
+	/**
+	 * Make new from coords
+	 * 
+	 * @param x X coordinate
+	 * @param y Y coordinate
+	 * @return mutable vector
+	 */
+	public static VecMutable make(double x, double y)
+	{
+		return make(x, y, 0);
+	}
+	
+	
+	/**
+	 * Make new as copy of another
+	 * 
+	 * @param copied copied vec
+	 * @return mutable vector
+	 */
+	public static VecMutable make(Vec copied)
+	{
+		return make(copied.x(), copied.y(), copied.z());
+	}
+	
+	
+	/**
+	 * Make new from coords
+	 * 
+	 * @param x X coordinate
+	 * @param y Y coordinate
+	 * @param z Z coordinate
+	 * @return mutable vector
+	 */
+	public static VecMutable make(double x, double y, double z)
+	{
+		return new VecMutableImpl(x, y, z);
+	}
+	
+	
+	/**
+	 * Create an animated vector; This way different easing / settings can be
+	 * specified for each coordinate.
+	 * 
+	 * @param animX x animator
+	 * @param animY y animator
+	 * @param animZ z animator
+	 * @return animated mutable vector
+	 */
+	public static VecMutableAnim makeAnim(AnimDouble animX, AnimDouble animY, AnimDouble animZ)
+	{
+		return new VecMutableAnim(animX, animY, animZ);
+	}
+	
+	
+	/**
+	 * Create an animated vector
+	 * 
+	 * @param animStart initial positioon
+	 * @param easing animation easing
+	 * @return animated mutable vector
+	 */
+	public static VecMutableAnim makeAnim(Vec animStart, Easing easing)
+	{
+		return new VecMutableAnim(animStart, easing);
+	}
+	
+	
+	/**
+	 * Create an animated vector, initialized at 0,0,0
+	 * 
+	 * @param easing animation easing
+	 * @return animated mutable vector
+	 */
+	public static VecMutableAnim makeAnim(Easing easing)
+	{
+		return new VecMutableAnim(Vec.ZERO, easing);
+	}
+	
+	
+	@Override
+	public abstract VecMutable result(double x, double y, double z);
+	
+	
+	@Override
+	public abstract double x();
+	
+	
+	@Override
+	public abstract double y();
+	
+	
+	@Override
+	public abstract double z();
+	
+	
+	public VecMutable reset()
+	{
+		return result(0, 0, 0);
+	}
+	
 	
 	/**
 	 * Set coordinates to match other coord.
@@ -14,7 +141,10 @@ public interface VecMutable extends VecMath<VecMutable> {
 	 * @param copied coord whose coordinates are used
 	 * @return result
 	 */
-	VecMutable setTo(Vec copied);
+	public VecMutable setTo(Vec copied)
+	{
+		return result(copied.x(), copied.y(), copied.z());
+	}
 	
 	
 	/**
@@ -25,7 +155,10 @@ public interface VecMutable extends VecMath<VecMutable> {
 	 * @param y y coordinate
 	 * @return result
 	 */
-	VecMutable setTo(double x, double y);
+	public VecMutable setTo(double x, double y)
+	{
+		return result(x, y, z());
+	}
 	
 	
 	/**
@@ -36,5 +169,8 @@ public interface VecMutable extends VecMath<VecMutable> {
 	 * @param z z coordinate
 	 * @return result
 	 */
-	VecMutable setTo(double x, double y, double z);
+	public VecMutable setTo(double x, double y, double z)
+	{
+		return result(x, y, z);
+	}
 }

src/mightypork/utils/math/coord/VecMutableAnim.java

@@ -0,0 +1,192 @@
+package mightypork.utils.math.coord;
+
+
+import mightypork.gamecore.control.timing.Pauseable;
+import mightypork.gamecore.control.timing.Updateable;
+import mightypork.utils.math.animation.AnimDouble;
+import mightypork.utils.math.animation.Easing;
+
+
+/**
+ * 3D coordinated with support for transitions, mutable.
+ * 
+ * @author MightyPork
+ */
+public class VecMutableAnim extends VecMutable implements Pauseable, Updateable {
+	
+	private final AnimDouble x, y, z;
+	private double defaultDuration = 0;
+	
+	
+	VecMutableAnim(AnimDouble x, AnimDouble y, AnimDouble z) {
+		this.x = x;
+		this.y = y;
+		this.z = z;
+	}
+	
+	
+	VecMutableAnim(Vec start, Easing easing) {
+		x = new AnimDouble(start.x(), easing);
+		y = new AnimDouble(start.y(), easing);
+		z = new AnimDouble(start.z(), easing);
+	}
+	
+	
+	@Override
+	public double x()
+	{
+		return x.now();
+	}
+	
+	
+	@Override
+	public double y()
+	{
+		return y.now();
+	}
+	
+	
+	@Override
+	public double z()
+	{
+		return z.now();
+	}
+	
+	
+	/**
+	 * @return the default duration (seconds)
+	 */
+	public double getDefaultDuration()
+	{
+		return defaultDuration;
+	}
+	
+	
+	/**
+	 * Set default animation duration (when changed without using animate())
+	 * 
+	 * @param defaultDuration default duration (seconds)
+	 */
+	public void setDefaultDuration(double defaultDuration)
+	{
+		this.defaultDuration = defaultDuration;
+	}
+	
+	
+	@Override
+	public VecMutableAnim result(double x, double y, double z)
+	{
+		this.x.animate(x, defaultDuration);
+		this.y.animate(y, defaultDuration);
+		this.z.animate(z, defaultDuration);
+		
+		return this;
+	}
+	
+	
+	public VecMutableAnim add(Vec offset, double speed)
+	{
+		animate(view().add(offset), speed);
+		return this;
+	}
+	
+	
+	public VecMutableAnim animate(double x, double y, double z, double duration)
+	{
+		this.x.animate(x, duration);
+		this.y.animate(y, duration);
+		this.z.animate(z, duration);
+		return this;
+	}
+	
+	
+	public VecMutableAnim animate(Vec target, double duration)
+	{
+		animate(target.x(), target.y(), target.z(), duration);
+		return this;
+	}
+	
+	
+	@Override
+	public void update(double delta)
+	{
+		x.update(delta);
+		y.update(delta);
+		z.update(delta);
+	}
+	
+	
+	@Override
+	public void pause()
+	{
+		x.pause();
+		y.pause();
+		z.pause();
+	}
+	
+	
+	@Override
+	public void resume()
+	{
+		x.resume();
+		y.resume();
+		z.resume();
+	}
+	
+	
+	@Override
+	public boolean isPaused()
+	{
+		return x.isPaused(); // BÚNO
+	}
+	
+	
+	/**
+	 * @return true if the animation is finished
+	 */
+	public boolean isFinished()
+	{
+		return x.isFinished(); // BÚNO
+	}
+	
+	
+	/**
+	 * @return current animation duration
+	 */
+	public double getDuration()
+	{
+		return x.getDuration(); // BÚNO
+	}
+	
+	
+	/**
+	 * @return elapsed time since the start of the animation
+	 */
+	public double getElapsed()
+	{
+		return x.getElapsed(); // BÚNO
+	}
+	
+	
+	/**
+	 * @return animation progress (elapsed / duration)
+	 */
+	public double getProgress()
+	{
+		return x.getProgress(); // BÚNO
+	}
+	
+	
+	/**
+	 * Set easing for all three coordinates
+	 * 
+	 * @param easing
+	 */
+	public void setEasing(Easing easing)
+	{
+		x.setEasing(easing);
+		y.setEasing(easing);
+		z.setEasing(easing);
+	}
+	
+}

src/mightypork/utils/math/coord/VecMutableImpl.java

@@ -2,45 +2,57 @@ package mightypork.utils.math.coord;
 
 
 /**
- * Mutable vec default implementation
+ * Mutable coordinate.<br>
+ * All Vec methods (except copy) alter data values and return this instance.
  * 
  * @author MightyPork
  */
-abstract class VecMutableImpl extends VecMathImpl<VecMutable> implements VecMutable {
+class VecMutableImpl extends VecMutable {
 	
-	@Override
+	private double x, y, z;
-	public abstract double x();
 	
 	
-	@Override
+	/**
-	public abstract double y();
+	 * @param x X coordinate
-	
+	 * @param y Y coordinate
-	
+	 * @param z Z coordinate
-	@Override
+	 */
-	public abstract double z();
+	public VecMutableImpl(double x, double y, double z) {
-	
+		super();
-	
+		this.x = x;
-	@Override
+		this.y = y;
-	public abstract VecMutable result(double x, double y, double z);
+		this.z = z;
-	
-	
-	@Override
-	public VecMutable setTo(Vec copied)
-	{
-		return result(copied.x(), copied.y(), copied.z());
 	}
 	
 	
 	@Override
-	public VecMutable setTo(double x, double y, double z)
+	public double x()
 	{
-		return result(x, y, z);
+		return x;
 	}
 	
 	
 	@Override
-	public VecMutable setTo(double x, double y)
+	public double y()
 	{
-		return result(x, y, z());
+		return y;
+	}
+	
+	
+	@Override
+	public double z()
+	{
+		return z;
+	}
+	
+	
+	@Override
+	public VecMutableImpl result(double x, double y, double z)
+	{
+		this.x = x;
+		this.y = y;
+		this.z = z;
+		
+		return this;
 	}
 }

src/mightypork/utils/math/coord/VecProxy.java

@@ -0,0 +1,32 @@
+package mightypork.utils.math.coord;
+
+
+/**
+ * View of another coordinate, immutable.<br>
+ * GetVec()
+ * 
+ * @author MightyPork
+ */
+class VecProxy extends AbstractVecProxy {
+	
+	final Vec observed;
+	
+	
+	/**
+	 * Protected, in order to enforce the use of view() method on Vec, which
+	 * uses caching.
+	 * 
+	 * @param observed
+	 */
+	public VecProxy(Vec observed) {
+		this.observed = observed;
+	}
+	
+	
+	@Override
+	protected Vec getSource()
+	{
+		return observed;
+	}
+	
+}

src/mightypork/utils/math/coord/VecView.java

@@ -1,24 +1,177 @@
 package mightypork.utils.math.coord;
 
 
+import mightypork.gamecore.control.interf.DefaultImpl;
+import mightypork.utils.math.constraints.NumberConstraint;
+
+
 /**
- * Read-only coordinate, operations with it will yield a new
+ * Read-only coordinate.
- * {@link MutableCoord} with the result.
  * 
  * @author MightyPork
  */
-public abstract class VecView extends VecMathImpl<VecView> {
+public abstract class VecView extends VecMath<VecView> {
+	
+	/**
+	 * Get a zero (0,0,0) constant
+	 * 
+	 * @return new constant vec
+	 */
+	public static VecView zero()
+	{
+		return ZERO.view();
+	}
+	
+	
+	/**
+	 * Get a one (1,1,1) constant
+	 * 
+	 * @return one constant
+	 */
+	public static VecView one()
+	{
+		return ONE.view();
+	}
+	
+	
+	/**
+	 * Make a constant vector
+	 * 
+	 * @param x X value
+	 * @param y Y value
+	 * @return new constant vec
+	 */
+	public static VecView make(double x, double y)
+	{
+		return new ConstVec(x, y);
+	}
+	
+	
+	/**
+	 * Make a constant vector
+	 * 
+	 * @param x X value
+	 * @param y Y value
+	 * @param z Z value
+	 * @return new constant vector
+	 */
+	public static VecView make(double x, double y, double z)
+	{
+		return new ConstVec(x, y, z);
+	}
+	
+	
+	/**
+	 * Make a view at number constraints, reflecting their future changes.
+	 * 
+	 * @param x X value
+	 * @param y Y value
+	 * @return view at the values
+	 */
+	public static VecView make(NumberConstraint x, NumberConstraint y)
+	{
+		return new NumConstrVec(x, y);
+	}
+	
+	
+	/**
+	 * Make a view at number constraints, reflecting their future changes.
+	 * 
+	 * @param x X value
+	 * @param y Y value
+	 * @param z Z value
+	 * @return view at the values
+	 */
+	public static VecView make(NumberConstraint x, NumberConstraint y, NumberConstraint z)
+	{
+		return new NumConstrVec(x, y, z);
+	}
+	
+	// synth views
+	private VecView view_round;
+	private VecView view_floor;
+	private VecView view_ceil;
+	private VecView view_neg;
+	private VecView view_half;
+	
 	
 	@Override
 	public VecView result(double x, double y, double z)
 	{
-		return new FixedCoord(x, y, z);
+		return new ConstVec(x, y, z);
 	}
 	
 	
 	@Override
+	@Deprecated
 	public VecView view()
 	{
 		return this; // already not mutable
 	}
+	
+	
+	@Override
+	public abstract double x();
+	
+	
+	@Override
+	public abstract double y();
+	
+	
+	@Override
+	@DefaultImpl
+	public double z()
+	{
+		return 0; // implemented for ease with 2D anonymous subtypes
+	}
+	
+	
+	@Override
+	public VecView round()
+	{
+		// lazy init
+		if (view_round == null) view_round = new Synths.Round(this);
+		
+		return view_round;
+	}
+	
+	
+	@Override
+	public VecView floor()
+	{
+		// lazy init
+		if (view_floor == null) view_floor = new Synths.Floor(this);
+		
+		return view_floor;
+	}
+	
+	
+	@Override
+	public VecView ceil()
+	{
+		// lazy init
+		if (view_ceil == null) view_ceil = new Synths.Ceil(this);
+		
+		return view_ceil;
+	}
+	
+	
+	@Override
+	public VecView half()
+	{
+		// lazy init
+		if (view_half == null) view_half = new Synths.Half(this);
+		
+		return view_half;
+	}
+	
+	
+	@Override
+	public VecView neg()
+	{
+		// lazy init
+		if (view_neg == null) view_neg = new Synths.Neg(this);
+		
+		return view_neg;
+	}
 }

src/mightypork/utils/math/rect/AbstractRect.java

@@ -7,53 +7,62 @@ import mightypork.utils.math.coord.Vec;
 import mightypork.utils.math.coord.VecView;
 
 
-public abstract class RectImpl<T extends Rect> implements RectMath<T> {
+/**
+ * Abstract {@link Rect}, implementing all but the data getters
+ * 
+ * @author MightyPork
+ */
+public abstract class AbstractRect implements Rect {
 	
-	private VecConstraint tl, tc, tr, cl, c, cr, bl, bc, br;
+	private VecConstraint tl;
+	private VecConstraint tc;
+	private VecConstraint tr;
+	private VecConstraint cl;
+	private VecConstraint c;
+	private VecConstraint cr;
+	private VecConstraint bl;
+	private VecConstraint bc;
+	private VecConstraint br;
 	
 	
 	@Override
-	public RectView getRect()
+	public final RectValue getRect()
 	{
 		return this.view();
 	}
 	
 	
 	@Override
-	public abstract VecView getOrigin();
+	public final VecView getTopLeft()
-	
-	
-	@Override
-	public abstract VecView getSize();
-	
-	
-	@Override
-	public VecView getTopLeft()
 	{
+		// lazy init
 		if (tl == null) tl = cTopLeft(this);
 		return tl.getVec();
 	}
 	
 	
 	@Override
-	public VecView getTopCenter()
+	public final VecView getTopCenter()
 	{
+		// lazy init
 		if (tc == null) tc = cTopCenter(this);
 		return tc.getVec();
 	}
 	
 	
 	@Override
-	public VecView getTopRight()
+	public final VecView getTopRight()
 	{
+		// lazy init
 		if (tr == null) tr = cTopRight(this);
 		return tr.getVec();
 	}
 	
 	
 	@Override
-	public VecView getCenterLeft()
+	public final VecView getCenterLeft()
 	{
+		// lazy init
 		if (cl == null) cl = cCenterLeft(this);
 		return cl.getVec();
 	}
@@ -62,38 +71,43 @@ public abstract class RectImpl<T extends Rect> implements RectMath<T> {
 	@Override
 	public final VecView getCenter()
 	{
+		// lazy init
 		if (c == null) c = cCenter(this);
 		return c.getVec();
 	}
 	
 	
 	@Override
-	public VecView getCenterRight()
+	public final VecView getCenterRight()
 	{
+		// lazy init
 		if (cr == null) cr = cCenterRight(this);
 		return cr.getVec();
 	}
 	
 	
 	@Override
-	public VecView getBottomLeft()
+	public final VecView getBottomLeft()
 	{
+		// lazy init
 		if (bl == null) bl = cBottomLeft(this);
 		return bl.getVec();
 	}
 	
 	
 	@Override
-	public VecView getBottomCenter()
+	public final VecView getBottomCenter()
 	{
+		// lazy init
 		if (bc == null) bc = cBottomCenter(this);
 		return bc.getVec();
 	}
 	
 	
 	@Override
-	public VecView getBottomRight()
+	public final VecView getBottomRight()
 	{
+		// lazy init
 		if (br == null) br = cBottomRight(this);
 		return br.getVec();
 	}
@@ -142,51 +156,23 @@ public abstract class RectImpl<T extends Rect> implements RectMath<T> {
 	
 	
 	@Override
-	public final T move(Vec move)
+	public RectValue view()
-	{
-		return move(move.x(), move.y());
-	}
-	
-	
-	@Override
-	public final T shrink(Vec shrink)
-	{
-		return shrink(shrink.x(), shrink.y());
-	}
-	
-	
-	@Override
-	public final T shrink(double x, double y)
-	{
-		return shrink(x, x, y, y);
-	}
-	
-	
-	@Override
-	public final T grow(Vec grow)
-	{
-		return grow(grow.x(), grow.y());
-	}
-	
-	
-	@Override
-	public final T grow(double x, double y)
-	{
-		return grow(x, x, y, y);
-	}
-	
-	
-	@Override
-	public RectView view()
 	{
 		return new RectProxy(this);
 	}
 	
 	
 	@Override
-	public RectMutable copy()
+	public final RectMutable mutable()
 	{
-		return new MutableRect(this);
+		return RectMutable.make(this);
+	}
+	
+	
+	@Override
+	public RectValue value()
+	{
+		return RectValue.make(getOrigin(), getSize());
 	}
 	
 	
@@ -210,4 +196,5 @@ public abstract class RectImpl<T extends Rect> implements RectMath<T> {
 	{
 		return String.format("Rect { %s - %s }", getOrigin().toString(), getOrigin().add(getSize()));
 	}
+	
 }

src/mightypork/utils/math/rect/ConstRect.java

@@ -0,0 +1,47 @@
+package mightypork.utils.math.rect;
+
+
+import mightypork.utils.math.coord.VecView;
+
+
+class ConstRect extends RectValue {
+	
+	private final VecView pos;
+	private final VecView size;
+	
+	
+	/**
+	 * Create at given origin, with given size.
+	 * 
+	 * @param x
+	 * @param y
+	 * @param width
+	 * @param height
+	 */
+	public ConstRect(double x, double y, double width, double height) {
+		pos = VecView.make(x, y);
+		size = VecView.make(Math.abs(width), Math.abs(height));
+	}
+	
+	
+	@Override
+	public ConstRect value()
+	{
+		return this; // nothing can change.
+	}
+	
+	
+	@Override
+	public VecView getOrigin()
+	{
+		return pos;
+	}
+	
+	
+	@Override
+	public VecView getSize()
+	{
+		return size;
+	}
+	
+}

src/mightypork/utils/math/rect/FixedRect.java

@@ -1,105 +0,0 @@
-package mightypork.utils.math.rect;
-
-
-import mightypork.utils.math.coord.FixedCoord;
-import mightypork.utils.math.coord.Vec;
-import mightypork.utils.math.coord.VecView;
-
-
-public class FixedRect extends RectView {
-	
-	private final VecView pos;
-	private final VecView size;
-	
-	
-	/**
-	 * Create at 0,0 with zero size
-	 */
-	public FixedRect() {
-		pos = Vec.ZERO;
-		size = Vec.ZERO;
-	}
-	
-	
-	/**
-	 * Create at 0,0 with given size
-	 * 
-	 * @param width
-	 * @param height
-	 */
-	public FixedRect(double width, double height) {
-		this(0, 0, width, height);
-	}
-	
-	
-	/**
-	 * Create at given origin, with given size.
-	 * 
-	 * @param origin
-	 * @param width
-	 * @param height
-	 */
-	public FixedRect(Vec origin, double width, double height) {
-		this(origin.x(), origin.y(), width, height);
-	}
-	
-	
-	/**
-	 * Create at 0,0 with given size.
-	 * 
-	 * @param size
-	 */
-	public FixedRect(Vec size) {
-		this(0, 0, size.x(), size.y());
-	}
-	
-	
-	/**
-	 * Create at given origin, with given size.
-	 * 
-	 * @param origin
-	 * @param size
-	 */
-	public FixedRect(Vec origin, Vec size) {
-		this(origin.x(), origin.y(), size.x(), size.y());
-	}
-	
-	
-	/**
-	 * Create at given origin, with given size.
-	 * 
-	 * @param x
-	 * @param y
-	 * @param width
-	 * @param height
-	 */
-	public FixedRect(double x, double y, double width, double height) {
-		pos = new FixedCoord(x, y);
-		size = new FixedCoord(Math.abs(width), Math.abs(height));
-	}
-	
-	
-	/**
-	 * Create as copy of another
-	 * 
-	 * @param other copied
-	 */
-	public FixedRect(Rect other) {
-		this(other.getOrigin(), other.getSize());
-	}
-	
-	
-	@Override
-	public VecView getOrigin()
-	{
-		return pos;
-	}
-	
-	
-	@Override
-	public VecView getSize()
-	{
-		return size;
-	}
-	
-}

src/mightypork/utils/math/rect/MutableRect.java

@@ -1,233 +0,0 @@
-package mightypork.utils.math.rect;
-
-
-import mightypork.utils.math.coord.MutableCoord;
-import mightypork.utils.math.coord.Vec;
-import mightypork.utils.math.coord.VecMutable;
-import mightypork.utils.math.coord.VecView;
-
-
-public class MutableRect extends RectImpl<RectMutable> implements RectMutable {
-	
-	private final VecMutable pos = new MutableCoord();
-	private final VecMutable size = new MutableCoord();
-	
-	
-	/**
-	 * Create at 0,0 with zero size
-	 */
-	public MutableRect() {
-		// keep default zeros
-	}
-	
-	
-	/**
-	 * Create at 0,0 with given size
-	 * 
-	 * @param width
-	 * @param height
-	 */
-	public MutableRect(double width, double height) {
-		this.pos.setTo(0, 0);
-		this.size.setTo(width, height).abs();
-	}
-	
-	
-	/**
-	 * Create at given origin, with given size.
-	 * 
-	 * @param origin
-	 * @param width
-	 * @param height
-	 */
-	public MutableRect(Vec origin, double width, double height) {
-		this.pos.setTo(origin);
-		this.size.setTo(width, height).abs();
-	}
-	
-	
-	/**
-	 * Create at 0,0 with given size.
-	 * 
-	 * @param size
-	 */
-	public MutableRect(Vec size) {
-		this(0, 0, size.x(), size.y());
-	}
-	
-	
-	/**
-	 * Create at given origin, with given size.
-	 * 
-	 * @param origin
-	 * @param size
-	 */
-	public MutableRect(Vec origin, Vec size) {
-		this.pos.setTo(origin);
-		this.size.setTo(size).abs();
-	}
-	
-	
-	/**
-	 * Create at given origin, with given size.
-	 * 
-	 * @param x
-	 * @param y
-	 * @param width
-	 * @param height
-	 */
-	public MutableRect(double x, double y, double width, double height) {
-		pos.setTo(x, y);
-		size.setTo(width, height).abs();
-	}
-	
-	
-	/**
-	 * Create as copy of another
-	 * 
-	 * @param other copied
-	 */
-	public MutableRect(Rect other) {
-		this(other.getOrigin(), other.getSize());
-	}
-	
-	
-	/**
-	 * Set to other rect's coordinates
-	 * 
-	 * @param rect other rect
-	 */
-	@Override
-	public void setTo(Rect rect)
-	{
-		setTo(rect.getOrigin(), rect.getSize());
-	}
-	
-	
-	@Override
-	public void setTo(Vec origin, Vec size)
-	{
-		this.pos.setTo(origin);
-		this.size.setTo(size).abs();
-	}
-	
-	
-	@Override
-	public void setTo(Vec origin, double width, double height)
-	{
-		this.pos.setTo(origin);
-		this.size.setTo(width, height).abs();
-	}
-	
-	
-	@Override
-	public void setOrigin(Vec origin)
-	{
-		this.pos.setTo(origin);
-	}
-	
-	
-	@Override
-	public void setSize(Vec size)
-	{
-		this.size.setTo(size).abs();
-	}
-	
-	
-	/**
-	 * Add X and Y to origin
-	 * 
-	 * @param x x to add
-	 * @param y y to add
-	 * @return result
-	 */
-	@Override
-	public RectMutable move(double x, double y)
-	{
-		pos.add(x, y);
-		return this;
-	}
-	
-	
-	/**
-	 * Get a copy
-	 * 
-	 * @return copy
-	 */
-	@Override
-	public RectMutable copy()
-	{
-		return new MutableRect(this);
-	}
-	
-	
-	/**
-	 * Shrink the rect
-	 * 
-	 * @param left shrink
-	 * @param right shrink
-	 * @param top shrink
-	 * @param bottom shrink
-	 * @return result
-	 */
-	@Override
-	public RectMutable shrink(double left, double right, double top, double bottom)
-	{
-		pos.add(left, top);
-		size.sub(left + right, top + bottom).abs();
-		return this;
-	}
-	
-	
-	/**
-	 * Grow the rect
-	 * 
-	 * @param left growth
-	 * @param right growth
-	 * @param top growth
-	 * @param bottom growth
-	 * @return result
-	 */
-	@Override
-	public RectMutable grow(double left, double right, double top, double bottom)
-	{
-		pos.sub(left, top);
-		size.add(left + right, top + bottom).abs();
-		return this;
-	}
-	
-	
-	/**
-	 * Round coords
-	 * 
-	 * @return result
-	 */
-	@Override
-	public RectMutable round()
-	{
-		pos.round();
-		size.round();
-		return this;
-	}
-	
-	
-	@Override
-	public VecView getOrigin()
-	{
-		return pos.view();
-	}
-	
-	
-	@Override
-	public VecView getSize()
-	{
-		return size.view();
-	}
-	
-	
-	@Override
-	public RectView view()
-	{
-		return new FixedRect(this);
-	}
-}

src/mightypork/utils/math/rect/Rect.java

@@ -2,6 +2,7 @@ package mightypork.utils.math.rect;
 
 
 import mightypork.utils.math.constraints.RectConstraint;
+import mightypork.utils.math.coord.Vec;
 import mightypork.utils.math.coord.VecView;
 
 
@@ -12,8 +13,8 @@ import mightypork.utils.math.coord.VecView;
  */
 public interface Rect extends RectConstraint {
 	
-	RectView ONE = new FixedRect(0, 0, 1, 1);
+	RectValue ONE = new ConstRect(0, 0, 1, 1);
-	RectView ZERO = new FixedRect(0, 0, 0, 0);
+	RectValue ZERO = new ConstRect(0, 0, 0, 0);
 	
 	
 	/**
@@ -21,15 +22,23 @@ public interface Rect extends RectConstraint {
 	 * 
 	 * @return copy
 	 */
-	RectMutable copy();
+	RectMutable mutable();
 	
 	
 	/**
-	 * Get a readonly copy
+	 * Get a copy of current value
 	 * 
 	 * @return copy
 	 */
-	RectView view();
+	RectValue value();
+	
+	
+	/**
+	 * Get a proxying view
+	 * 
+	 * @return copy
+	 */
+	RectValue view();
 	
 	
 	/**
@@ -85,4 +94,13 @@ public interface Rect extends RectConstraint {
 	
 	double yMax();
 	
+	
+	/**
+	 * Check if point is inside this rectangle
+	 * 
+	 * @param point point to test
+	 * @return is inside
+	 */
+	boolean contains(Vec point);
+	
 }

src/mightypork/utils/math/rect/RectMath.java

@@ -4,12 +4,7 @@ package mightypork.utils.math.rect;
 import mightypork.utils.math.coord.Vec;
 
 
-/**
+abstract class RectMath<T extends Rect> extends AbstractRect {
- * Operations available in rects
- * 
- * @author MightyPork
- */
-interface RectMath<T extends Rect> extends Rect {
 	
 	/**
 	 * Add vector to origin
@@ -17,7 +12,10 @@ interface RectMath<T extends Rect> extends Rect {
 	 * @param move offset vector
 	 * @return result
 	 */
-	T move(Vec move);
+	public T move(Vec move)
+	{
+		return move(move.x(), move.y());
+	}
 	
 	
 	/**
@@ -27,7 +25,7 @@ interface RectMath<T extends Rect> extends Rect {
 	 * @param y y to add
 	 * @return result
 	 */
-	T move(double x, double y);
+	public abstract T move(double x, double y);
 	
 	
 	/**
@@ -36,7 +34,11 @@ interface RectMath<T extends Rect> extends Rect {
 	 * @param shrink shrink size (horisontal and vertical)
 	 * @return result
 	 */
-	T shrink(Vec shrink);
+	
+	public T shrink(Vec shrink)
+	{
+		return shrink(shrink.x(), shrink.y());
+	}
 	
 	
 	/**
@@ -46,7 +48,10 @@ interface RectMath<T extends Rect> extends Rect {
 	 * @param y vertical shrink
 	 * @return result
 	 */
-	T shrink(double x, double y);
+	public T shrink(double x, double y)
+	{
+		return shrink(x, x, y, y);
+	}
 	
 	
 	/**
@@ -58,7 +63,7 @@ interface RectMath<T extends Rect> extends Rect {
 	 * @param bottom shrink
 	 * @return result
 	 */
-	T shrink(double left, double right, double top, double bottom);
+	public abstract T shrink(double left, double right, double top, double bottom);
 	
 	
 	/**
@@ -67,7 +72,10 @@ interface RectMath<T extends Rect> extends Rect {
 	 * @param grow grow size (added to each side)
 	 * @return grown copy
 	 */
-	T grow(Vec grow);
+	public final T grow(Vec grow)
+	{
+		return grow(grow.x(), grow.y());
+	}
 	
 	
 	/**
@@ -77,7 +85,10 @@ interface RectMath<T extends Rect> extends Rect {
 	 * @param y vertical grow
 	 * @return result
 	 */
-	T grow(double x, double y);
+	public final T grow(double x, double y)
+	{
+		return grow(x, x, y, y);
+	}
 	
 	
 	/**
@@ -89,16 +100,7 @@ interface RectMath<T extends Rect> extends Rect {
 	 * @param bottom growth
 	 * @return result
 	 */
-	T grow(double left, double right, double top, double bottom);
+	public abstract T grow(double left, double right, double top, double bottom);
-	
-	
-	/**
-	 * Check if point is inside this rectangle
-	 * 
-	 * @param point point to test
-	 * @return is inside
-	 */
-	boolean contains(Vec point);
 	
 	
 	/**
@@ -106,6 +108,5 @@ interface RectMath<T extends Rect> extends Rect {
 	 * 
 	 * @return result
 	 */
-	T round();
+	public abstract T round();
-	
 }

src/mightypork/utils/math/rect/RectMutable.java

@@ -2,27 +2,173 @@ package mightypork.utils.math.rect;
 
 
 import mightypork.utils.math.coord.Vec;
+import mightypork.utils.math.coord.VecView;
 
 
-public interface RectMutable extends RectMath<RectMutable> {
+/**
+ * Mutable rectangle; operations change it's state.
+ * 
+ * @author MightyPork
+ */
+public abstract class RectMutable extends RectMath<RectMutable> {
+	
+	/**
+	 * Create at 0,0 with zero size
+	 * 
+	 * @return new mutable rect
+	 */
+	public static RectMutable zero()
+	{
+		return make(0, 0, 0, 0);
+	}
+	
+	
+	/**
+	 * Create at 1,1 with zero size
+	 * 
+	 * @return new mutable rect
+	 */
+	public static RectMutable one()
+	{
+		return make(0, 0, 1, 1);
+	}
+	
+	
+	/**
+	 * Create at 0,0 with given size
+	 * 
+	 * @param width
+	 * @param height
+	 * @return new mutable rect
+	 */
+	public static RectMutable make(double width, double height)
+	{
+		return make(0, 0, width, height);
+	}
+	
+	
+	/**
+	 * Create at given origin, with given size.
+	 * 
+	 * @param origin
+	 * @param width
+	 * @param height
+	 * @return new mutable rect
+	 */
+	public static RectMutable make(Vec origin, double width, double height)
+	{
+		return make(origin, VecView.make(width, height));
+	}
+	
+	
+	/**
+	 * Create at 0,0 with given size.
+	 * 
+	 * @param size
+	 * @return new mutable rect
+	 */
+	public static RectMutable make(Vec size)
+	{
+		return make(VecView.zero(), size);
+	}
+	
+	
+	/**
+	 * Create at given origin, with given size.
+	 * 
+	 * @param x
+	 * @param y
+	 * @param width
+	 * @param height
+	 * @return new mutable rect
+	 */
+	public static RectMutable make(double x, double y, double width, double height)
+	{
+		return make(VecView.make(x, y), VecView.make(width, height));
+	}
+	
+	
+	/**
+	 * Create as copy of another
+	 * 
+	 * @param other copied
+	 * @return new mutable rect
+	 */
+	public static RectMutable make(Rect other)
+	{
+		return make(other.getOrigin(), other.getSize());
+	}
+	
+	
+	/**
+	 * Create at given origin, with given size.
+	 * 
+	 * @param origin
+	 * @param size
+	 * @return new mutable rect
+	 */
+	public static RectMutable make(Vec origin, Vec size)
+	{
+		return new RectMutableImpl(origin, size);
+	}
+	
 	
 	/**
 	 * Set to other rect's coordinates
 	 * 
 	 * @param rect other rect
+	 * @return this
 	 */
-	void setTo(Rect rect);
+	public RectMutable setTo(Rect rect)
+	{
+		return setTo(rect.getOrigin(), rect.getSize());
+	}
 	
 	
-	void setTo(Vec origin, Vec size);
+	/**
+	 * Set to given size and position
+	 * 
+	 * @param origin new origin
+	 * @param width new width
+	 * @param height new height
+	 * @return this
+	 */
+	public RectMutable setTo(Vec origin, double width, double height)
+	{
+		return setTo(origin, VecView.make(width, height));
+	}
 	
 	
-	void setTo(Vec origin, double width, double height);
+	/**
+	 * Set to given size and position
+	 * 
+	 * @param origin new origin
+	 * @param size new size
+	 * @return this
+	 */
+	public RectMutable setTo(Vec origin, Vec size)
+	{
+		setOrigin(origin);
+		setSize(size);
+		return this;
+	}
 	
 	
-	void setOrigin(Vec origin);
+	/**
+	 * Set new origin
+	 * 
+	 * @param origin new origin
+	 * @return this
+	 */
+	public abstract RectMutable setOrigin(Vec origin);
 	
 	
-	void setSize(Vec size);
+	/**
+	 * Set new size
+	 * 
+	 * @param size new size
+	 * @return this
+	 */
+	public abstract RectMutable setSize(Vec size);
 	
 }

src/mightypork/utils/math/rect/RectMutableImpl.java

@@ -0,0 +1,120 @@
+package mightypork.utils.math.rect;
+
+
+import mightypork.utils.math.coord.Vec;
+import mightypork.utils.math.coord.VecMutable;
+import mightypork.utils.math.coord.VecView;
+
+
+class RectMutableImpl extends RectMutable {
+	
+	final VecMutable pos = VecMutable.zero();
+	final VecMutable size = VecMutable.zero();
+	
+	
+	/**
+	 * Create at given origin, with given size.
+	 * 
+	 * @param origin
+	 * @param size
+	 */
+	public RectMutableImpl(Vec origin, Vec size) {
+		this.pos.setTo(origin);
+		this.size.setTo(size).abs();
+	}
+	
+	
+	/**
+	 * Add X and Y to origin
+	 * 
+	 * @param x x to add
+	 * @param y y to add
+	 * @return result
+	 */
+	@Override
+	public RectMutableImpl move(double x, double y)
+	{
+		pos.add(x, y);
+		return this;
+	}
+	
+	
+	/**
+	 * Shrink the rect
+	 * 
+	 * @param left shrink
+	 * @param right shrink
+	 * @param top shrink
+	 * @param bottom shrink
+	 * @return result
+	 */
+	@Override
+	public RectMutableImpl shrink(double left, double right, double top, double bottom)
+	{
+		pos.add(left, top);
+		size.sub(left + right, top + bottom).abs();
+		return this;
+	}
+	
+	
+	/**
+	 * Grow the rect
+	 * 
+	 * @param left growth
+	 * @param right growth
+	 * @param top growth
+	 * @param bottom growth
+	 * @return result
+	 */
+	@Override
+	public RectMutableImpl grow(double left, double right, double top, double bottom)
+	{
+		pos.sub(left, top);
+		size.add(left + right, top + bottom).abs();
+		return this;
+	}
+	
+	
+	/**
+	 * Round coords
+	 * 
+	 * @return result
+	 */
+	@Override
+	public RectMutableImpl round()
+	{
+		pos.round();
+		size.round();
+		return this;
+	}
+	
+	
+	@Override
+	public VecView getOrigin()
+	{
+		return pos.view();
+	}
+	
+	
+	@Override
+	public VecView getSize()
+	{
+		return size.view();
+	}
+	
+	
+	@Override
+	public RectMutable setOrigin(Vec origin)
+	{
+		this.pos.setTo(origin);
+		return this;
+	}
+	
+	
+	@Override
+	public RectMutable setSize(Vec size)
+	{
+		this.size.setTo(size).abs();
+		return this;
+	}
+}

src/mightypork/utils/math/rect/RectProxy.java

@@ -9,7 +9,7 @@ import mightypork.utils.math.coord.VecView;
  * 
  * @author MightyPork
  */
-public class RectProxy extends RectView {
+public class RectProxy extends RectValue {
 	
 	private final Rect observed;
 	

src/mightypork/utils/math/rect/RectValue.java

@@ -0,0 +1,138 @@
+package mightypork.utils.math.rect;
+
+
+import mightypork.utils.math.coord.Vec;
+import mightypork.utils.math.coord.VecView;
+
+
+/**
+ * Immutable rect
+ * 
+ * @author MightyPork
+ */
+public abstract class RectValue extends RectMath<RectValue> {
+	
+	/**
+	 * Create at 0,0 with zero size
+	 * 
+	 * @return new mutable rect
+	 */
+	public static RectValue zero()
+	{
+		return make(0, 0, 0, 0);
+	}
+	
+	
+	/**
+	 * Create at 1,1 with zero size
+	 * 
+	 * @return new mutable rect
+	 */
+	public static RectValue one()
+	{
+		return make(0, 0, 1, 1);
+	}
+	
+	
+	/**
+	 * Create at 0,0 with given size
+	 * 
+	 * @param width
+	 * @param height
+	 * @return new mutable rect
+	 */
+	public static RectValue make(double width, double height)
+	{
+		return make(0, 0, width, height);
+	}
+	
+	
+	/**
+	 * Create at given origin, with given size.
+	 * 
+	 * @param origin
+	 * @param width
+	 * @param height
+	 * @return new mutable rect
+	 */
+	public static RectValue make(Vec origin, double width, double height)
+	{
+		return make(origin, VecView.make(width, height));
+	}
+	
+	
+	/**
+	 * Create at 0,0 with given size.
+	 * 
+	 * @param size
+	 * @return new mutable rect
+	 */
+	public static RectValue make(Vec size)
+	{
+		return make(VecView.zero(), size);
+	}
+	
+	
+	/**
+	 * Create at given origin, with given size.
+	 * 
+	 * @param x
+	 * @param y
+	 * @param width
+	 * @param height
+	 * @return new mutable rect
+	 */
+	public static RectValue make(double x, double y, double width, double height)
+	{
+		return new ConstRect(x, y, width, height);
+	}
+	
+	
+	/**
+	 * Create at given origin, with given size.
+	 * 
+	 * @param origin
+	 * @param size
+	 * @return new mutable rect
+	 */
+	public static RectValue make(Vec origin, Vec size)
+	{
+		return make(origin.x(), origin.y(), size.x(), size.y());
+	}
+	
+	
+	@Override
+	public RectValue move(double x, double y)
+	{
+		return RectValue.make(getOrigin().add(x, y), getSize());
+	}
+	
+	
+	@Override
+	public RectValue shrink(double left, double right, double top, double bottom)
+	{
+		return RectValue.make(getOrigin().add(left, top), getSize().sub(left + right, top + bottom));
+	}
+	
+	
+	@Override
+	public RectValue grow(double left, double right, double top, double bottom)
+	{
+		return RectValue.make(getOrigin().sub(left, top), getSize().add(left + right, top + bottom));
+	}
+	
+	
+	@Override
+	public RectValue round()
+	{
+		return RectValue.make(getOrigin().round(), getSize().round());
+	}
+	
+	
+	@Override
+	public RectValue view()
+	{
+		return this;
+	}
+	
+}

src/mightypork/utils/math/rect/RectView.java

@@ -1,69 +0,0 @@
-package mightypork.utils.math.rect;
-
-
-import mightypork.utils.math.coord.VecView;
-
-
-/**
- * Immutable rect
- * 
- * @author MightyPork
- */
-public abstract class RectView extends RectImpl<RectView> {
-	
-	protected RectView result(VecView origin, VecView size)
-	{
-		return new FixedRect(origin, size);
-	}
-	
-	
-	@Override
-	public RectView move(double x, double y)
-	{
-		return result(getOrigin().add(x, y), getSize());
-	}
-	
-	
-	@Override
-	public RectView shrink(double left, double right, double top, double bottom)
-	{
-		return result(getOrigin().add(left, top), getSize().sub(left + right, top + bottom));
-	}
-	
-	
-	@Override
-	public RectView grow(double left, double right, double top, double bottom)
-	{
-		return result(getOrigin().sub(left, top), getSize().add(left + right, top + bottom));
-	}
-	
-	
-	@Override
-	public RectView round()
-	{
-		return result(getOrigin().round(), getSize().round());
-	}
-	
-	
-	@Override
-	public MutableRect copy()
-	{
-		return new MutableRect(this);
-	}
-	
-	
-	@Override
-	public RectView view()
-	{
-		return this;
-	}
-	
-	
-	@Override
-	public abstract VecView getOrigin();
-	
-	
-	@Override
-	public abstract VecView getSize();
-	
-}

src/mightypork/utils/objects/Convert.java

@@ -3,7 +3,6 @@ package mightypork.utils.objects;
 
 import mightypork.utils.logging.Log;
 import mightypork.utils.math.Range;
-import mightypork.utils.math.coord.FixedCoord;
 import mightypork.utils.math.coord.Vec;
 import mightypork.utils.math.coord.VecView;
 
@@ -155,8 +154,8 @@ public class Convert {
 	public static VecView toCoord(Object o, Vec def)
 	{
 		try {
-			if (o == null) return new FixedCoord(def);
+			if (o == null) return def.value();
-			if (o instanceof Vec) return new FixedCoord((Vec) o);
+			if (o instanceof Vec) return ((Vec) o).value();
 			if (o instanceof String) {
 				String s = ((String) o).trim().toUpperCase();
 				
@@ -172,19 +171,19 @@ public class Convert {
 					final double y = Double.parseDouble(parts[1].trim());
 					
 					if (parts.length == 2) {
-						return new FixedCoord(x, y);
+						return VecView.make(x, y);
 					}
 					
 					final double z = Double.parseDouble(parts[2].trim());
 					
-					return new FixedCoord(x, y, z);
+					return VecView.make(x, y, z);
 				}
 			}
 		} catch (final NumberFormatException | ArrayIndexOutOfBoundsException e) {
 			// ignore
 		}
 		
-		return new FixedCoord(def);
+		return def.value();
 	}
 	
 	
@@ -292,7 +291,7 @@ public class Convert {
 	 */
 	public static VecView toCoord(Object o)
 	{
-		return toCoord(o, Vec.ZERO);
+		return toCoord(o, VecView.zero());
 	}
 	
 	

src/mightypork/utils/objects/Mutable.java

@@ -45,6 +45,14 @@ public class Mutable<T> {
 	}
 	
 	
+	@Override
+	public String toString()
+	{
+		if (o == null) return "<null>";
+		return o.toString();
+	}
+	
+	
 	@Override
 	public int hashCode()
 	{
@@ -61,21 +69,10 @@ public class Mutable<T> {
 		if (this == obj) return true;
 		if (obj == null) return false;
 		if (!(obj instanceof Mutable)) return false;
-		
 		final Mutable<?> other = (Mutable<?>) obj;
 		if (o == null) {
 			if (other.o != null) return false;
-		} else if (!o.equals(other.o)) {
+		} else if (!o.equals(other.o)) return false;
-			return false;
-		}
 		return true;
 	}
-	
-	
-	@Override
-	public String toString()
-	{
-		if (o == null) return "<null>";
-		return o.toString();
-	}
 }