91 lines
2.3 KiB
Java
91 lines
2.3 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.annotations.Annotations.*;
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import mindustry.gen.*;
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import mindustry.type.*;
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import static mindustry.Vars.*;
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public class DirectionalItemBuffer{
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public final long[][] buffers;
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public final int[] indexes;
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public DirectionalItemBuffer(int capacity){
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this.buffers = new long[4][capacity];
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this.indexes = new int[5];
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}
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public boolean accepts(int buffer){
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return indexes[buffer] < buffers[buffer].length;
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}
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public void accept(int buffer, Item item){
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if(!accepts(buffer)) return;
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buffers[buffer][indexes[buffer]++] = BufferItem.get(item.id, Time.time);
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}
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public Item poll(int buffer, float speed){
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if(indexes[buffer] > 0){
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long l = buffers[buffer][0];
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float time = BufferItem.time(l);
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if(Time.time >= time + speed || Time.time < time){
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return content.item(BufferItem.item(l));
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}
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}
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return null;
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}
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public void remove(int buffer){
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System.arraycopy(buffers[buffer], 1, buffers[buffer], 0, indexes[buffer] - 1);
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indexes[buffer] --;
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}
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public void write(Writes write){
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for(int i = 0; i < 4; i++){
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write.b(indexes[i]);
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write.b(buffers[i].length);
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for(long l : buffers[i]){
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write.l(l);
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}
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}
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}
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public void read(Reads read){
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read(read, false);
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}
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public void read(Reads read, boolean legacy){
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for(int i = 0; i < 4; i++){
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indexes[i] = read.b();
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byte length = read.b();
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for(int j = 0; j < length; j++){
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long value = read.l();
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if(legacy){
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//read value as the old format with 1-byte items, and create a new one with the new 2-byte format
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value = BufferItem.get(BufferItemLegacy.item(value), BufferItemLegacy.time(value));
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}
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if(j < buffers[i].length){
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buffers[i][j] = value;
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}
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}
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}
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}
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@Struct
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class BufferItemStruct{
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short item;
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float time;
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}
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@Struct
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class BufferItemLegacyStruct{
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byte item;
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float time;
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}
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}
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