mirror of
https://github.com/HbmMods/Hbm-s-Nuclear-Tech-GIT.git
synced 2026-01-25 10:32:49 +00:00
366 lines
11 KiB
Java
366 lines
11 KiB
Java
package com.hbm.entity.effect;
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import java.util.ArrayList;
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import cpw.mods.fml.relauncher.Side;
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import cpw.mods.fml.relauncher.SideOnly;
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import net.minecraft.entity.Entity;
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import net.minecraft.nbt.NBTTagCompound;
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import net.minecraft.util.MathHelper;
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import net.minecraft.util.Vec3;
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import net.minecraft.world.World;
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/*
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* Toroidial Convection Simulation Explosion Effect
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* Tor Ex
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*/
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public class EntityNukeTorex extends Entity {
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public double coreHeight = 3;
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public double convectionHeight = 3;
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public double torusWidth = 3;
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public double rollerSize = 1;
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public double heat = 1;
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public double lastSpawnY = - 1;
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public ArrayList<Cloudlet> cloudlets = new ArrayList();
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//public static int cloudletLife = 200;
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public EntityNukeTorex(World world) {
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super(world);
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this.ignoreFrustumCheck = true;
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this.setSize(1F, 50F);
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}
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@Override
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protected void entityInit() {
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this.dataWatcher.addObject(10, new Float(1));
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}
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@Override
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public void onUpdate() {
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double s = this.getScale();
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int maxAge = this.getMaxAge();
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if(worldObj.isRemote) {
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if(lastSpawnY == -1) {
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lastSpawnY = posY - 3;
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}
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int spawnTarget = worldObj.getHeightValue((int) Math.floor(posX), (int) Math.floor(posZ)) - 3;
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double moveSpeed = 0.5D;
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if(Math.abs(spawnTarget - lastSpawnY) < moveSpeed) {
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lastSpawnY = spawnTarget;
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} else {
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lastSpawnY += moveSpeed * Math.signum(spawnTarget - lastSpawnY);
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}
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double range = (torusWidth - rollerSize) * 0.25;
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double simSpeed = getSimulationSpeed();
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int toSpawn = (int) Math.ceil(10 * simSpeed * simSpeed);
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int lifetime = Math.min((ticksExisted * ticksExisted) + 200, maxAge - ticksExisted + 200);
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for(int i = 0; i < toSpawn; i++) {
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double x = posX + rand.nextGaussian() * range;
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double z = posZ + rand.nextGaussian() * range;
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Cloudlet cloud = new Cloudlet(x, lastSpawnY, z, (float)(rand.nextDouble() * 2D * Math.PI), 0, lifetime);
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cloud.setScale(1F + this.ticksExisted * 0.005F * (float) s, 5F * (float) s);
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cloudlets.add(cloud);
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}
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if(ticksExisted < 50) {
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int cloudCount = ticksExisted * 5;
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int shockLife = 200 - ticksExisted * 9 / 10;
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for(int i = 0; i < cloudCount; i++) {
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Vec3 vec = Vec3.createVectorHelper((ticksExisted * 2 + rand.nextDouble()) * 2, 0, 0);
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float rot = (float) (Math.PI * 2 * rand.nextDouble());
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vec.rotateAroundY(rot);
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this.cloudlets.add(new Cloudlet(vec.xCoord + posX, worldObj.getHeightValue((int) (vec.xCoord + posX) + 1, (int) (vec.zCoord + posZ)), vec.zCoord + posZ, rot, 0, shockLife)
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.setScale(5F, 2F)
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.setMotion(0));
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}
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}
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for(Cloudlet cloud : cloudlets) {
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cloud.update();
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}
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coreHeight += 0.15/* * s*/;
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torusWidth += 0.05/* * s*/;
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rollerSize = torusWidth * 0.35;
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convectionHeight = coreHeight + rollerSize;
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int maxHeat = (int) (50 * s);
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heat = maxHeat - Math.pow((maxHeat * this.ticksExisted) / maxAge, 1);
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cloudlets.removeIf(x -> x.isDead);
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}
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if(!worldObj.isRemote && this.ticksExisted > maxAge) {
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this.setDead();
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}
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}
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public double getSimulationSpeed() {
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int lifetime = getMaxAge();
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int simSlow = lifetime / 4;
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int simStop = lifetime / 2;
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int life = EntityNukeTorex.this.ticksExisted;
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if(life > simStop) {
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return 0D;
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}
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if(life > simSlow) {
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return 1D - ((double)(life - simSlow) / (double)(simStop - simSlow));
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}
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return 1.0D;
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}
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public double getScale() {
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return this.dataWatcher.getWatchableObjectFloat(10);
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}
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public double getSaturation() {
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double d = (double) this.ticksExisted / (double) this.getMaxAge();
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return 1D - (d * d * d * d);
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}
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public double getGreying() {
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int lifetime = getMaxAge();
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int greying = lifetime * 3 / 4;
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if(ticksExisted > greying) {
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return 1 + ((double)(ticksExisted - greying) / (double)(lifetime - greying));
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}
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return 1D;
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}
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public float getAlpha() {
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int lifetime = getMaxAge();
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int fadeOut = lifetime * 3 / 4;
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int life = EntityNukeTorex.this.ticksExisted;
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if(life > fadeOut) {
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float fac = (float)(life - fadeOut) / (float)(lifetime - fadeOut);
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return 1F - fac * fac;
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}
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return 1.0F;
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}
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public int getMaxAge() {
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double s = this.getScale();
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return (int) (45 * 20 * s);
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}
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public class Cloudlet {
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public double posX;
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public double posY;
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public double posZ;
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public double prevPosX;
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public double prevPosY;
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public double prevPosZ;
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public double motionX;
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public double motionY;
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public double motionZ;
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public int age;
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public int cloudletLife;
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public float angle;
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public boolean isDead = false;
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float rangeMod = 1.0F;
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public float colorMod = 1.0F;
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public Vec3 color;
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public Vec3 prevColor;
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public Cloudlet(double posX, double posY, double posZ, float angle, int age, int maxAge) {
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this.posX = posX;
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this.posY = posY;
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this.posZ = posZ;
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this.age = age;
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this.cloudletLife = maxAge;
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this.angle = angle;
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this.rangeMod = 0.3F + rand.nextFloat() * 0.7F;
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this.colorMod = 0.8F + rand.nextFloat() * 0.2F;
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this.updateColor();
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//TODO: add movement types which excludes ground dust from convection sim, then let centered ground dust linger for longer
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}
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private void update() {
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age++;
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if(age > cloudletLife) {
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this.isDead = true;
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}
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this.prevPosX = this.posX;
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this.prevPosY = this.posY;
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this.prevPosZ = this.posZ;
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Vec3 simPos = Vec3.createVectorHelper(EntityNukeTorex.this.posX - this.posX, 0, EntityNukeTorex.this.posZ - this.posZ);
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double simPosX = EntityNukeTorex.this.posX + simPos.lengthVector();
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double simPosZ = EntityNukeTorex.this.posZ + 0D;
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Vec3 convection = getConvectionMotion(simPosX, simPosZ);
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Vec3 lift = getLiftMotion(simPosX, simPosZ);
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double factor = MathHelper.clamp_double((this.posY - EntityNukeTorex.this.posY) / EntityNukeTorex.this.coreHeight, 0, 1);
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this.motionX = convection.xCoord * factor + lift.xCoord * (1D - factor);
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this.motionY = convection.yCoord * factor + lift.yCoord * (1D - factor);
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this.motionZ = convection.zCoord * factor + lift.zCoord * (1D - factor);
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double mult = this.motionMult * getSimulationSpeed();
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this.posX += this.motionX * mult;
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this.posY += this.motionY * mult;
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this.posZ += this.motionZ * mult;
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this.updateColor();
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}
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/* simulated on a 2D-plane along the X/Y axis */
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private Vec3 getConvectionMotion(double simPosX, double simPosZ) {
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if(simPosX > EntityNukeTorex.this.posX + torusWidth * 2)
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return Vec3.createVectorHelper(0, 0, 0);
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/* the position of the torus' outer ring center */
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Vec3 torusPos = Vec3.createVectorHelper(
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(EntityNukeTorex.this.posX + torusWidth),
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(EntityNukeTorex.this.posY + coreHeight),
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EntityNukeTorex.this.posZ);
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/* the difference between the cloudlet and the torus' ring center */
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Vec3 delta = Vec3.createVectorHelper(torusPos.xCoord - simPosX, torusPos.yCoord - this.posY, torusPos.zCoord - simPosZ);
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/* the distance this cloudlet wants to achieve to the torus' ring center */
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double roller = EntityNukeTorex.this.rollerSize * this.rangeMod;
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/* the distance between this cloudlet and the torus' outer ring perimeter */
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double dist = delta.lengthVector() / roller - 1D;
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/* euler function based on how far the cloudlet is away from the perimeter */
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double func = 1D - Math.pow(Math.E, -dist); // [0;1]
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/* just an approximation, but it's good enough */
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float angle = (float) (func * Math.PI * 0.5D); // [0;90°]
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/* vector going from the ring center in the direction of the cloudlet, stopping at the perimeter */
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Vec3 rot = Vec3.createVectorHelper(-delta.xCoord / dist, -delta.yCoord / dist, -delta.zCoord / dist);
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/* rotate by the approximate angle */
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rot.rotateAroundZ(angle);
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/* the direction from the cloudlet to the target position on the perimeter */
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Vec3 motion = Vec3.createVectorHelper(
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torusPos.xCoord + rot.xCoord - simPosX,
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torusPos.yCoord + rot.yCoord - this.posY,
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torusPos.zCoord + rot.zCoord - simPosZ);
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motion = motion.normalize();
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motion.rotateAroundY(this.angle);
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return motion;
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}
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private Vec3 getLiftMotion(double simPosX, double simPosZ) {
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double scale = MathHelper.clamp_double(1D - (simPosX - (EntityNukeTorex.this.posX + torusWidth)), 0, 1);
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Vec3 motion = Vec3.createVectorHelper(EntityNukeTorex.this.posX - this.posX, (EntityNukeTorex.this.posY + convectionHeight) - this.posY, EntityNukeTorex.this.posZ - this.posZ);
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motion = motion.normalize();
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motion.xCoord *= scale;
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motion.yCoord *= scale;
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motion.zCoord *= scale;
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return motion;
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}
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private void updateColor() {
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this.prevColor = this.color;
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double exX = EntityNukeTorex.this.posX;
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double exY = EntityNukeTorex.this.posY + EntityNukeTorex.this.coreHeight;
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double exZ = EntityNukeTorex.this.posZ;
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double distX = exX - posX;
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double distY = exY - posY;
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double distZ = exZ - posZ;
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double distSq = distX * distX + distY * distY + distZ * distZ;
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distSq /= EntityNukeTorex.this.heat;
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double dist = Math.sqrt(distSq);
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dist = Math.max(dist, 1);
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double col = 2D / dist;
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this.color = Vec3.createVectorHelper(
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Math.max(col * 2, 0.25),
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Math.max(col * 1.5, 0.25),
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Math.max(col * 0.5, 0.25)
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);
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}
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public Vec3 getInterpPos(float interp) {
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return Vec3.createVectorHelper(
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prevPosX + (posX - prevPosX) * interp,
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prevPosY + (posY - prevPosY) * interp,
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prevPosZ + (posZ - prevPosZ) * interp);
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}
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public Vec3 getInterpColor(float interp) {
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double greying = EntityNukeTorex.this.getGreying();
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return Vec3.createVectorHelper(
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(prevColor.xCoord + (color.xCoord - prevColor.xCoord) * interp) * greying,
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(prevColor.yCoord + (color.yCoord - prevColor.yCoord) * interp) * greying,
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(prevColor.zCoord + (color.zCoord - prevColor.zCoord) * interp) * greying);
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}
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public float getAlpha() {
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return (1F - ((float)age / (float)cloudletLife)) * EntityNukeTorex.this.getAlpha();
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}
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private float startingScale = 1;
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private float growingScale = 5F;
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public float getScale() {
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return startingScale + ((float)age / (float)cloudletLife) * growingScale;
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}
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public Cloudlet setScale(float start, float grow) {
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this.startingScale = start;
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this.growingScale = grow;
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return this;
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}
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private double motionMult = 1F;
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public Cloudlet setMotion(double mult) {
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this.motionMult = mult;
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return this;
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}
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}
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@Override
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protected void readEntityFromNBT(NBTTagCompound nbt) { }
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@Override
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protected void writeEntityToNBT(NBTTagCompound nbt) { }
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@Override
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@SideOnly(Side.CLIENT)
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public boolean isInRangeToRenderDist(double distance) {
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return true;
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}
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}
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