98 lines
2.6 KiB
Go
98 lines
2.6 KiB
Go
package system
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import (
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"fmt"
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"github.com/yohamta/donburi/filter"
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"joylink.club/ecs"
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)
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// PercentageDeviceState 百分比设备
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// 起始位置p=0,终点位置p=100000,总路程100000
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type PercentageDeviceState struct {
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//速度,矢量
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V int64
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//位置,[PD_L,PD_M]
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P int64
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}
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func NewPercentageDeviceStateL() *PercentageDeviceState {
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return &PercentageDeviceState{V: 0, P: PD_L}
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}
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func NewPercentageDeviceStateM() *PercentageDeviceState {
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return &PercentageDeviceState{V: 0, P: PD_M}
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}
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func (me *PercentageDeviceState) isToL() bool {
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return me.P <= PD_L
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}
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func (me *PercentageDeviceState) isToM() bool {
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return me.P >= PD_M
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}
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// GetRate 获取百分比即(P/(PD_M-PD_L))*100
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func (me *PercentageDeviceState) GetRate() int8 {
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if me.P < PD_L {
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me.P = PD_L
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}
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if me.P > PD_M {
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me.P = PD_M
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}
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return int8((float64(me.P) / float64(PD_M)) * float64(100))
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}
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// SetRate 设置百分比即P=(PD_M-PD_L)*(rate/100)
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func (me *PercentageDeviceState) SetRate(rate int8) {
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if rate < 0 || rate > 100 {
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panic(fmt.Sprintf("rate须在[0,100]中，rate=%d", rate))
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}
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me.P = int64(float64(PD_M-PD_L) * (float64(rate) / float64(100)))
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}
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// 百分比设备位置范围
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const (
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PD_L int64 = 0
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PD_M int64 = 100000
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)
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// PercentageDeviceStateComponent 一维移动的物体组件
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var PercentageDeviceStateComponent = ecs.NewComponentType[PercentageDeviceState]()
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var PercentageDeviceState1Component = ecs.NewComponentType[PercentageDeviceState]()
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var PercentageDeviceState2Component = ecs.NewComponentType[PercentageDeviceState]()
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type PercentageMovableSystem struct {
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query *ecs.Query
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}
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func NewPercentageMovableSystem() *PercentageMovableSystem {
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return &PercentageMovableSystem{
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query: ecs.NewQuery(filter.Or(filter.Contains(PercentageDeviceStateComponent), filter.Contains(PercentageDeviceState1Component), filter.Contains(PercentageDeviceState2Component))),
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}
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}
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// Update world 执行
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func (me *PercentageMovableSystem) Update(w ecs.World) {
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me.query.Each(w, func(e *ecs.Entry) {
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var state *PercentageDeviceState
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if e.HasComponent(PercentageDeviceStateComponent) {
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state = PercentageDeviceStateComponent.Get(e)
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}
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if e.HasComponent(PercentageDeviceState1Component) {
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state = PercentageDeviceState1Component.Get(e)
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}
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if e.HasComponent(PercentageDeviceState2Component) {
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state = PercentageDeviceState2Component.Get(e)
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}
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if state != nil {
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me.move(w, state)
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}
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})
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}
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func (me *PercentageMovableSystem) move(w ecs.World, state *PercentageDeviceState) {
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state.P += state.V * int64(w.Tick())
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if state.P < PD_L {
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state.P = PD_L
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}
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if state.P > PD_M {
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state.P = PD_M
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}
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}
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