Electroblob
75 lines
2.2 KiB
Java
75 lines
2.2 KiB
Java
package electroblob.wizardry.client.particle;
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import net.minecraft.world.World;
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import net.minecraftforge.fml.relauncher.Side;
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import net.minecraftforge.fml.relauncher.SideOnly;
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@SideOnly(Side.CLIENT)
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public class ParticleBlizzard extends ParticleSnow {
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private double angle;
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private double radius;
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private double speed;
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public ParticleBlizzard(World world, int maxAge, double originX, double originZ, double radius, double yPos){
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super(world, 0, 0, 0, 0, 0, 0, maxAge);
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this.angle = this.rand.nextDouble() * Math.PI * 2;
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double x = originX - Math.cos(angle) * radius;
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double z = originZ + radius * Math.sin(angle);
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this.radius = radius;
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this.setPosition(x, yPos, z);
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this.prevPosX = x;
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this.prevPosY = yPos;
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this.prevPosZ = z;
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if(rand.nextBoolean()){
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speed = rand.nextDouble() * 2 + 1;
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}else{
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speed = rand.nextDouble() * -2 - 1;
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}
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this.multipleParticleScaleBy(1.5f);
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}
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@Override
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public void init(){
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super.init();
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this.fullBrightness = true;
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}
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// @Override
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// public void renderParticle(VertexBuffer buffer, Entity entity, float partialTicks, float rotationX, float
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// rotationZ, float rotationYZ, float rotationXY, float rotationXZ){
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// if(this.particleAge < this.particleMaxAge / 3 || (this.particleAge + this.particleMaxAge) / 3 % 2 == 0){
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// super.renderParticle(buffer, entity, partialTicks, rotationX, rotationZ, rotationYZ, rotationXY, rotationXZ);
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// }
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// }
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@Override
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public void onUpdate(){
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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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if(this.particleAge++ >= this.particleMaxAge){
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this.setExpired();
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}
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// This is in radians per tick...
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double omega = Math.signum(speed) * ((Math.PI * 2) / 20 - speed / (20 * radius));
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// v = r times omega; therefore the normalised velocity vector needs to be r times the angle increment / 2 pi.
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this.angle += omega;
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this.motionY -= 0.04D * (double)this.particleGravity;
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this.motionZ = radius * omega * Math.cos(angle);
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this.motionX = radius * omega * Math.sin(angle);
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this.move(motionX, motionY, motionZ);
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if(this.particleAge > this.particleMaxAge / 2){
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this.setAlphaF(
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1.0F - ((float)this.particleAge - (float)(this.particleMaxAge / 2)) / (float)this.particleMaxAge);
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}
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}
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}
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