public StateGroup GetSettings(ref State targetState, ref StackData stackData, Allocator allocator)
{
var settings = new StateGroup(1, allocator);
if (!targetState.ValueString.Equals(new NativeString64()))
{
//如果指定了物品名，那么只有一种setting，也就是targetState本身
settings.Add(targetState);
}
else if (targetState.ValueString.Equals(new NativeString64()) &&
targetState.ValueTrait != null)
{
//如果targetState是类别范围，需要对每种符合范围的物品做setting
//todo 此处应查询define获得所有符合范围的物品名，示例里暂时从工具方法获取
var itemNames =
Utils.GetItemNamesOfSpecificTrait(targetState.ValueTrait,
Allocator.Temp);
for (var i = 0; i < itemNames.Length; i++)
{
var state = targetState;
state.ValueString = itemNames[i];
settings.Add(state);
}
itemNames.Dispose();
}
return(settings);
}
/// <summary>
/// 条件：世界里要有对应物品
/// </summary>
/// <param name="targetState"></param>
/// <param name="setting"></param>
/// <param name="stackData"></param>
/// <param name="preconditions"></param>
public void GetPreconditions([ReadOnly] ref State targetState, ref State setting,
[ReadOnly] ref StackData stackData, ref StateGroup preconditions)
{
var state = setting;
state.Target = Entity.Null;
preconditions.Add(state);
}
public void GetPreconditions(ref State targetState, ref State setting,
ref StackData stackData, ref StateGroup preconditions)
{
//我自己需要有指定的物品
var state = setting;
state.Target = stackData.AgentEntity;
preconditions.Add(state);
}
public void GetEffects(ref State targetState, ref State setting,
ref StackData stackData, ref StateGroup effects)
{
effects.Add(setting);
}
