move more things to new modules

2026-08-30 13:50:46 +00:00 · 2021-07-02 07:44:30 -07:00
parent 215a1e0e86
commit 62520af8e7
88 changed files with 300 additions and 313 deletions
@@ -0,0 +1,62 @@
+package com.dfsek.terra.addons.biome.image;
+
+import com.dfsek.terra.api.world.biome.TerraBiome;
+import com.dfsek.terra.api.world.biome.generation.BiomeProvider;
+import net.jafama.FastMath;
+
+import java.awt.*;
+import java.awt.image.BufferedImage;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Set;
+
+public class ImageBiomeProvider implements BiomeProvider, BiomeProvider.BiomeProviderBuilder { // This provider does not need a seed, so it is its own builder.
+    private final Map<Color, TerraBiome> colorBiomeMap = new HashMap<>();
+    private final BufferedImage image;
+    private final int resolution;
+    private final Align align;
+
+    public ImageBiomeProvider(Set<TerraBiome> registry, BufferedImage image, int resolution, Align align) {
+        this.image = image;
+        this.resolution = resolution;
+        this.align = align;
+        registry.forEach(biome -> colorBiomeMap.put(new Color(biome.getColor()), biome));
+    }
+
+    private static int distance(Color a, Color b) {
+        return FastMath.abs(a.getRed() - b.getRed()) + FastMath.abs(a.getGreen() - b.getGreen()) + FastMath.abs(a.getBlue() - b.getBlue());
+    }
+
+    @Override
+    public TerraBiome getBiome(int x, int z) {
+        x /= resolution;
+        z /= resolution;
+        Color color = align.getColor(image, x, z);
+        return colorBiomeMap.get(colorBiomeMap.keySet().stream().reduce(colorBiomeMap.keySet().stream().findAny().orElseThrow(IllegalStateException::new), (running, element) -> {
+            int d1 = distance(color, running);
+            int d2 = distance(color, element);
+            return d1 < d2 ? running : element;
+        }));
+    }
+
+    @Override
+    public BiomeProvider build(long seed) {
+        return this;
+    }
+
+    public enum Align {
+        CENTER {
+            @Override
+            public Color getColor(BufferedImage image, int x, int z) {
+                return new Color(image.getRGB(FastMath.floorMod(x - image.getWidth() / 2, image.getWidth()), FastMath.floorMod(z - image.getHeight() / 2, image.getHeight())));
+            }
+        }, NONE {
+            @Override
+            public Color getColor(BufferedImage image, int x, int z) {
+                return new Color(image.getRGB(FastMath.floorMod(x, image.getWidth()), FastMath.floorMod(z, image.getHeight())));
+            }
+        };
+
+        public abstract Color getColor(BufferedImage image, int x, int z);
+    }
+}
@@ -0,0 +1,27 @@
+package com.dfsek.terra.addons.biome.image;
+
+import com.dfsek.tectonic.annotations.Value;
+import com.dfsek.terra.api.registry.Registry;
+import com.dfsek.terra.api.world.biome.generation.BiomeProvider;
+import com.dfsek.terra.api.util.seeded.BiomeBuilder;
+
+import java.awt.image.BufferedImage;
+import java.util.stream.Collectors;
+
+public class ImageProviderTemplate extends BiomeProviderTemplate {
+    private final Registry<BiomeBuilder> biomes;
+    @Value("image.name")
+    private BufferedImage image;
+
+    @Value("image.align")
+    private ImageBiomeProvider.Align align;
+
+    public ImageProviderTemplate(Registry<BiomeBuilder> set) {
+        this.biomes = set;
+    }
+
+    @Override
+    public BiomeProvider build(long seed) {
+        return new ImageBiomeProvider(biomes.entries().stream().map(biomeBuilder -> biomeBuilder.apply(seed)).collect(Collectors.toSet()), image, resolution, align);
+    }
+}