64 lines
1.6 KiB
Go
64 lines
1.6 KiB
Go
package system
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import (
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"github.com/yohamta/donburi/filter"
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"joylink.club/ecs"
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"joylink.club/rtsssimulation/components"
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)
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type PercentageDeviceSystem struct {
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query *ecs.Query
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}
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func NewPercentageDeviceSystem() *PercentageDeviceSystem {
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return &PercentageDeviceSystem{query: ecs.NewQuery(filter.Contains(components.PercentageDeviceStateComponent, components.MovableDeviceStateComponent))}
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}
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const (
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PercentageRateValueMax int64 = 100000
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PercentageRateValueMin int64 = 0
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)
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const (
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PercentageRateMax int8 = 100
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PercentageRateMin int8 = 0
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)
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// world 执行
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func (me *PercentageDeviceSystem) Update(world ecs.World) {
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me.query.Each(world, func(e *ecs.Entry) {
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movable := components.MovableDeviceStateComponent.Get(e)
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if movable.Speed > 0 {
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percentage := components.PercentageDeviceStateComponent.Get(e)
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if movable.ToH {
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if movable.Position >= percentage.Target {
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movable.Speed = 0
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movable.Position = percentage.Target
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}
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} else {
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if movable.Position <= percentage.Target {
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movable.Speed = 0
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movable.Position = percentage.Target
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}
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}
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//
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percentage.Rate = movable.Position
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}
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})
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}
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// 映射百分比到大数值
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func GetRateValue(rate int8) int64 {
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return int64(float64(float32(rate)/float32(100)) * float64(PercentageRateValueMax))
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}
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// 大数值映射到百分比
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func GetRate(rateValue int64) int8 {
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return int8((float64(rateValue) / float64(PercentageRateValueMax)) * float64(100))
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}
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// 比率值变动速率计算
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func CalculateRateSpeed(tick int32, lhDistance int64) int32 {
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return int32(float64(tick) * (float64(PercentageRateValueMax) / float64(lhDistance)))
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}
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