82 lines
1.9 KiB
Java
82 lines
1.9 KiB
Java
package mindustry.world;
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import arc.util.*;
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import arc.util.io.*;
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import mindustry.type.*;
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import static mindustry.Vars.content;
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public class ItemBuffer{
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private final float speed;
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private long[] buffer;
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private int index;
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public ItemBuffer(int capacity, float speed){
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this.buffer = new long[capacity];
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this.speed = speed;
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}
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public boolean accepts(){
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return index < buffer.length;
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}
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public void accept(Item item, short data){
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//if(!accepts()) return;
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buffer[index++] = Pack.longInt(Float.floatToIntBits(Time.time()), Pack.shortInt((short)item.id, data));
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}
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public void accept(Item item){
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accept(item, (short)-1);
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}
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public Item poll(){
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if(index > 0){
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long l = buffer[0];
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float time = Float.intBitsToFloat(Pack.leftInt(l));
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if(Time.time() >= time + speed || Time.time() < time){
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return content.item(Pack.leftShort(Pack.rightInt(l)));
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}
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}
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return null;
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}
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public short pollData(){
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if(index > 0){
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long l = buffer[0];
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float time = Float.intBitsToFloat(Pack.leftInt(l));
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if(Time.time() >= time + speed || Time.time() < time){
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return Pack.rightShort(Pack.rightInt(l));
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}
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}
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return -1;
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}
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public void remove(){
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System.arraycopy(buffer, 1, buffer, 0, index - 1);
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index--;
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}
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public void write(Writes write){
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write.b((byte)index);
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write.b((byte)buffer.length);
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for(long l : buffer){
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write.l(l);
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}
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}
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public void read(Reads read){
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index = read.b();
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byte length = read.b();
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for(int i = 0; i < length; i++){
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long l = read.l();
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if(i < buffer.length){
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buffer[i] = l;
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}
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}
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index = Math.min(index, length - 1);
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}
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}
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