remove ScreenPixelScaler stuff

src/main/java/ca/blarg/gdx/graphics/DefaultScreenPixelScaler.java

@@ -1,47 +0,0 @@
-package ca.blarg.gdx.graphics;
-
-public class DefaultScreenPixelScaler implements ScreenPixelScaler {
-	int scale = 0;
-	int viewportWidth = 0;
-	int viewportHeight = 0;
-	int scaledViewportWidth = 0;
-	int scaledViewportHeight = 0;
-
-	@Override
-	public int getScale() {
-		return scale;
-	}
-
-	@Override
-	public int getScaledWidth() {
-		return scaledViewportWidth;
-	}
-
-	@Override
-	public int getScaledHeight() {
-		return scaledViewportHeight;
-	}
-
-	@Override
-	public void calculateScale(int screenWidth, int screenHeight) {
-		viewportWidth = screenWidth;
-		viewportHeight = screenHeight;
-
-		// TODO: these might need tweaking, this is fairly arbitrary
-		if (viewportWidth < 640 || viewportHeight < 480)
-			scale = 1;
-		else if (viewportWidth < 960 || viewportHeight < 720)
-			scale = 2;
-		else if (viewportWidth < 1280 || viewportHeight < 960)
-			scale = 3;
-		else if (viewportWidth < 1920 || viewportHeight < 1080)
-			scale = 4;
-		else
-			scale = 5;
-
-		// TODO: desktop "retina" / 4K display sizes? 1440p?
-
-		scaledViewportWidth = viewportWidth / scale;
-		scaledViewportHeight = viewportHeight / scale;
-	}
-}

src/main/java/ca/blarg/gdx/graphics/NoScaleScreenPixelScaler.java

@@ -1,25 +0,0 @@
-package ca.blarg.gdx.graphics;
-
-import com.badlogic.gdx.Gdx;
-
-public class NoScaleScreenPixelScaler implements ScreenPixelScaler {
-	@Override
-	public int getScale() {
-		return 1;
-	}
-
-	@Override
-	public int getScaledWidth() {
-		return Gdx.graphics.getWidth();
-	}
-
-	@Override
-	public int getScaledHeight() {
-		return Gdx.graphics.getHeight();
-	}
-
-	@Override
-	public void calculateScale(int screenWidth, int screenHeight) {
-		// nothing!
-	}
-}

src/main/java/ca/blarg/gdx/graphics/ScreenPixelScaler.java

@@ -1,10 +0,0 @@
-package ca.blarg.gdx.graphics;
-
-public interface ScreenPixelScaler {
-	int getScale();
-
-	int getScaledWidth();
-	int getScaledHeight();
-
-	void calculateScale(int screenWidth, int screenHeight);
-}