TerraForged/TerraForgedApp/src/main/java/com/terraforged/app/Cache.java

124 lines
4.0 KiB
Java

/*
*
* MIT License
*
* Copyright (c) 2020 TerraForged
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package com.terraforged.app;
import com.terraforged.core.cell.Cell;
import com.terraforged.core.region.Region;
import com.terraforged.core.region.gen.RegionGenerator;
import com.terraforged.core.settings.Settings;
import com.terraforged.core.util.concurrent.ThreadPool;
import com.terraforged.core.world.GeneratorContext;
import com.terraforged.core.world.WorldGeneratorFactory;
import com.terraforged.core.world.biome.BiomeType;
import com.terraforged.core.world.terrain.Terrain;
import com.terraforged.core.world.terrain.Terrains;
public class Cache {
private float offsetX = 0;
private float offsetZ = 0;
private float zoom = 0F;
private boolean filter = true;
private Terrains terrain;
private Settings settings;
private GeneratorContext context;
private Region region;
private RegionGenerator renderer;
public Cache(int seed) {
Settings settings = new Settings();
settings.generator.seed = seed;
this.settings = settings;
this.terrain = Terrains.create(settings);
this.context = new GeneratorContext(terrain, settings);
this.renderer = RegionGenerator.builder()
.factory(new WorldGeneratorFactory(context))
.pool(ThreadPool.getPool())
.size(3, 2)
.build();
}
public Settings getSettings() {
return settings;
}
public Terrains getTerrain() {
return terrain;
}
public Terrain getCenterTerrain() {
Terrain tag = getCenterCell().tag;
return tag == null ? terrain.ocean : tag;
}
public BiomeType getCenterBiomeType() {
return getCenterCell().biomeType;
}
public int getCenterHeight() {
return (int) (context.levels.worldHeight * getCenterCell().value);
}
public Cell<Terrain> getCenterCell() {
int center = region.getBlockSize().size / 2;
return region.getCell(center, center);
}
public Region getRegion() {
return region;
}
public void update(float offsetX, float offsetZ, float zoom, boolean filters) {
if (region == null) {
record(offsetX, offsetZ, zoom, filters);
return;
}
if (this.offsetX != offsetX || this.offsetZ != offsetZ) {
record(offsetX, offsetZ, zoom, filters);
return;
}
if (this.zoom != zoom) {
record(offsetX, offsetZ, zoom, filters);
return;
}
if (this.filter != filters) {
record(offsetX, offsetZ, zoom, filters);
}
}
private void record(float offsetX, float offsetZ, float zoom, boolean filters) {
this.zoom = zoom;
this.filter = filters;
this.offsetX = offsetX;
this.offsetZ = offsetZ;
try {
this.region = renderer.generateRegion(offsetX, offsetZ, zoom, filters);
} catch (Throwable t) {
t.printStackTrace();
}
}
}