Caching Revisited

src/main/java/com/volmit/iris/gen/atomics/AtomicMulticache.java

@@ -0,0 +1,105 @@
+package com.volmit.iris.gen.atomics;
+
+import java.util.concurrent.atomic.AtomicInteger;
+import java.util.function.Supplier;
+
+import com.volmit.iris.Iris;
+import com.volmit.iris.object.IrisRegion;
+import com.volmit.iris.util.BiomeResult;
+import com.volmit.iris.util.Form;
+import com.volmit.iris.util.KMap;
+
+public class AtomicMulticache {
+	private final AtomicInteger x;
+	private final AtomicInteger z;
+	private final KMap<Long, Double> height;
+	private final KMap<Long, BiomeResult> biome;
+	private final KMap<Long, BiomeResult> rawBiome;
+	private final KMap<Long, IrisRegion> region;
+	private int r = 0;
+	private int w = 0;
+	private int m = 0;
+
+	public AtomicMulticache() {
+		x = new AtomicInteger(0);
+		z = new AtomicInteger(0);
+		height = new KMap<Long, Double>();
+		biome = new KMap<Long, BiomeResult>();
+		rawBiome = new KMap<Long, BiomeResult>();
+		region = new KMap<Long, IrisRegion>();
+	}
+
+	public void targetChunk(int x, int z) {
+		this.x.set(x);
+		this.z.set(z);
+
+		Iris.info("R: " + Form.f(r) + " W: " + Form.f(w) + " M: " + Form.f(m) + " (" + Form.pc(r / (double) (r + m), 1)
+				+ "), SIZE: " + Form.f(height.size() + biome.size() + region.size()));
+		height.clear();
+		region.size();
+		biome.size();
+		r = 0;
+		w = 0;
+		m = 0;
+	}
+
+	public double getHeight(int x, int z, Supplier<Double> g) {
+		return height.compute(pos(x, z), (k, v) -> {
+			if (v == null) {
+				m++;
+				w++;
+				return g.get();
+			}
+
+			r++;
+
+			return v;
+		});
+	}
+
+	public IrisRegion getRegion(int x, int z, Supplier<IrisRegion> g) {
+		return region.compute(pos(x, z), (k, v) -> {
+			if (v == null) {
+				m++;
+				w++;
+				return g.get();
+			}
+
+			r++;
+
+			return v;
+		});
+	}
+
+	public BiomeResult getBiome(int x, int z, Supplier<BiomeResult> g) {
+		return biome.compute(pos(x, z), (k, v) -> {
+			if (v == null) {
+				m++;
+				w++;
+				return g.get();
+			}
+
+			r++;
+
+			return v;
+		});
+	}
+
+	public BiomeResult getRawBiome(int x, int z, Supplier<BiomeResult> g) {
+		return rawBiome.compute(pos(x, z), (k, v) -> {
+			if (v == null) {
+				m++;
+				w++;
+				return g.get();
+			}
+
+			r++;
+
+			return v;
+		});
+	}
+
+	private long pos(int x, int z) {
+		return (((long) x) << 32) | (z & 0xffffffffL);
+	}
+}