com.daxie.xops.bd1.BD1Generator Maven / Gradle / Ivy

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package com.daxie.xops.bd1;

import java.util.Random;
import java.util.Set;

/**
 * Base class for BD1 generators.
 * @author Daba
 *
 */
public abstract class BD1Generator {
	private BD1Creator bd1_creator;
	
	public BD1Generator() {
		bd1_creator=new BD1Creator();
	}
	
	protected BD1Creator GetBD1Creator() {
		return bd1_creator;
	}
	
	public int SetTextureFilename(int texture_id,String texture_filename) {
		return bd1_creator.SetTextureFilename(texture_id, texture_filename);
	}
	
	/**
	 * Generates cubes.
	 * @param block_num Number of blocks
	 * @param edge_length Length of edges
	 * @param scale Scale
	 */
	public abstract void GenerateCubes(int block_num,float edge_length,float scale);
	
	/**
	 * Randomly sets texture IDs per face.
	 * @param bound The upper bound of the texture IDs
	 */
	public void RandomizeTextureIDsPerFace(int bound) {
		Set block_handles=bd1_creator.GetBlockHandles();
		Random random=new Random();
		
		for(int block_handle:block_handles) {
			for(int i=0;i<6;i++) {
				int texture_id=random.nextInt(bound);
				bd1_creator.SetBlockTextureID(block_handle, i, texture_id);
			}
		}
	}
	/**
	 * Randomly sets texture IDs per block.
	 * @param bound The upper bound of the texture IDs
	 */
	public void RandomizeTextureIDsPerBlock(int bound) {
		Set block_handles=bd1_creator.GetBlockHandles();
		Random random=new Random();
		
		for(int block_handle:block_handles) {
			int texture_id=random.nextInt(bound);
			
			for(int i=0;i<6;i++) {
				bd1_creator.SetBlockTextureID(block_handle, i, texture_id);
			}
		}
	}
	
	/**
	 * Writes out blocks into a BD1 file.
	 * @param bd1_filename Filename
	 * @param offset_y Y-direction offset
	 * @return -1 on error and 0 on success
	 */
	public int WriteAsBD1(String bd1_filename,float offset_y) {
		return bd1_creator.WriteAsBD1(bd1_filename,offset_y);
	}
}