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package net.tylermurphy.Minecraft.Chunk;
import java.io.File;
import java.io.IOException;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.HashMap;
import java.util.stream.Stream;
import net.tylermurphy.Minecraft.Render.Data.Texture;
import org.joml.Vector2f;
import org.joml.Vector3f;
import org.json.JSONObject;
public class Cube{
public static final byte NULL = -2;
public static final byte AIR = -1;
public static int TEXTURE;
public int tex_px, tex_nx, tex_py, tex_ny, tex_pz, tex_nz;
public boolean transparent;
public boolean alwaysRenderNeighbors;
public boolean placeable;
public String name;
public long tick_update_delay;
public JSONObject positions;
public static HashMap<String,JSONObject> models = new HashMap<>();
public static HashMap<Integer, Texture> textures = new HashMap<>();
public static HashMap<String, Integer> texturePairings = new HashMap<>();
public static HashMap<Integer,Cube> blocks = new HashMap<>();
public static HashMap<String,Integer> blockPairings = new HashMap<>();
public static Cube getBlock(byte b){
return blocks.get((int) b);
}
public static Cube getBlock(String s){
return blocks.get(blockPairings.get(s));
}
private static JSONObject loadJsonFile(File file){
StringBuilder contentBuilder = new StringBuilder();
try (Stream<String> stream = Files.lines( Paths.get(file.getPath()), StandardCharsets.UTF_8)){
stream.forEach(s -> contentBuilder.append(s).append("\n"));
} catch (IOException e) {
e.printStackTrace();
}
return new JSONObject(contentBuilder.toString());
}
private static void loadModels(){
models = new HashMap<>();
File dir = new File("assets/models");
File[] directoryListing = dir.listFiles();
assert directoryListing != null;
for(File file : directoryListing){
JSONObject json = loadJsonFile(file);
models.put(file.getName().replaceFirst("[.][^.]+$", ""), json);
}
}
private static void loadTextures(){
textures = new HashMap<>();
texturePairings = new HashMap<>();
File dir = new File("assets/textures/blocks");
File[] directoryListing = dir.listFiles();
int i = 0;
assert directoryListing != null;
for(File file : directoryListing){
String name = file.getName().replaceFirst("[.][^.]+$", "");
textures.put(i, Texture.loadRawTextureData("blocks/"+name));
texturePairings.put(name, i);
i++;
}
TEXTURE = Texture.loadTexture2DArray(textures);
}
private static void loadBlocks(){
blocks = new HashMap<>();
blockPairings = new HashMap<>();
File file = new File("assets/blocks/blocks.json");
JSONObject json = loadJsonFile(file);
for(String key : json.keySet()){
String name = json.getString(key);
int id = Integer.parseInt(key);
blockPairings.put(name, id);
File block_file = new File("assets/blocks/" + name + ".json");
JSONObject block = loadJsonFile(block_file);
blocks.put(id, createCube(name, block));
}
}
private static Cube createCube(String name, JSONObject json){
Cube cube = new Cube();
cube.positions = models.get(json.getString("model"));
cube.transparent = json.getBoolean("transparent");
cube.alwaysRenderNeighbors = json.getBoolean("renderNeighbors");
cube.placeable = json.getBoolean("placeable");
cube.name = name;
cube.tick_update_delay = 20;
JSONObject textureList = json.getJSONObject("textures");
if(json.getString("texture").equals("all")){
cube.tex_px = texturePairings.get(textureList.getString("face"));
cube.tex_nx = texturePairings.get(textureList.getString("face"));
cube.tex_py = texturePairings.get(textureList.getString("face"));
cube.tex_ny = texturePairings.get(textureList.getString("face"));
cube.tex_pz = texturePairings.get(textureList.getString("face"));
cube.tex_nz = texturePairings.get(textureList.getString("face"));
} else if(json.getString("texture").equals("side")){
cube.tex_px = texturePairings.get(textureList.getString("side"));
cube.tex_nx = texturePairings.get(textureList.getString("side"));
cube.tex_py = texturePairings.get(textureList.getString("top"));
cube.tex_ny = texturePairings.get(textureList.getString("bottom"));
cube.tex_pz = texturePairings.get(textureList.getString("side"));
cube.tex_nz = texturePairings.get(textureList.getString("side"));
}
return cube;
}
public static void init() {
loadModels();
loadTextures();
loadBlocks();
}
public static Vector3f[] NORMALS = {
new Vector3f(0.f, 0.f, 0.f),
new Vector3f(0.f, 0.f, 0.f),
new Vector3f(0.f, 0.f, 0.f),
new Vector3f(0.f, 0.f, 0.f),
new Vector3f(0.f, 0.f, 0.f),
new Vector3f(0.f, 0.f, 0.f)
};
public static Vector2f[] TEXTURE_CORDS = {
new Vector2f(0.f, 0.f),
new Vector2f(0.f, 1.f),
new Vector2f(1.f, 1.f),
new Vector2f(1.f, 1.f),
new Vector2f(1.f, 0.f),
new Vector2f(0.f, 0.f)
};
}
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