84 lines
3.0 KiB
Go
84 lines
3.0 KiB
Go
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package entity
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import (
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"github.com/df-mc/dragonfly/server/block/cube"
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"github.com/df-mc/dragonfly/server/entity/effect"
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"github.com/df-mc/dragonfly/server/internal/nbtconv"
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"github.com/df-mc/dragonfly/server/item/potion"
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"github.com/df-mc/dragonfly/server/world"
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"time"
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)
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// NewAreaEffectCloud creates a new area effect cloud entity and returns it.
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func NewAreaEffectCloud(opts world.EntitySpawnOpts, p potion.Potion) *world.EntityHandle {
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config := areaEffectCloudConf
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config.Potion = p
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for _, e := range p.Effects() {
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if _, ok := e.Type().(effect.LastingType); !ok {
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config.ReapplicationDelay = 0
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break
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}
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}
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return opts.New(AreaEffectCloudType, config)
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}
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var areaEffectCloudConf = AreaEffectCloudBehaviourConfig{
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RadiusUseGrowth: -0.5,
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RadiusTickGrowth: -0.005,
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ReapplicationDelay: time.Second * 2,
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}
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// NewAreaEffectCloudWith ...
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func NewAreaEffectCloudWith(opts world.EntitySpawnOpts, t potion.Potion, duration, reapplicationDelay, durationOnUse time.Duration, radius, radiusOnUse, radiusGrowth float64) *world.EntityHandle {
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config := AreaEffectCloudBehaviourConfig{
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Potion: t,
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Radius: radius,
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RadiusUseGrowth: radiusOnUse,
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RadiusTickGrowth: radiusGrowth,
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Duration: duration,
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DurationUseGrowth: durationOnUse,
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ReapplicationDelay: reapplicationDelay,
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}
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return opts.New(AreaEffectCloudType, config)
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}
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// AreaEffectCloudType is a world.EntityType implementation for AreaEffectCloud.
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var AreaEffectCloudType areaEffectCloudType
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type areaEffectCloudType struct{}
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func (t areaEffectCloudType) Open(tx *world.Tx, handle *world.EntityHandle, data *world.EntityData) world.Entity {
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return &Ent{tx: tx, handle: handle, data: data}
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}
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func (areaEffectCloudType) EncodeEntity() string { return "minecraft:area_effect_cloud" }
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func (areaEffectCloudType) BBox(e world.Entity) cube.BBox {
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r := e.(*Ent).Behaviour().(*AreaEffectCloudBehaviour).Radius()
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return cube.Box(-r, 0, -r, r, 0.5, r)
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}
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func (areaEffectCloudType) DecodeNBT(m map[string]any, data *world.EntityData) {
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data.Data = AreaEffectCloudBehaviourConfig{
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Potion: potion.From(nbtconv.Int32(m, "PotionId")),
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Radius: float64(nbtconv.Float32(m, "Radius")),
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RadiusUseGrowth: float64(nbtconv.Float32(m, "RadiusOnUse")),
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RadiusTickGrowth: float64(nbtconv.Float32(m, "RadiusPerTick")),
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Duration: nbtconv.TickDuration[int32](m, "Duration"),
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DurationUseGrowth: nbtconv.TickDuration[int32](m, "ReapplicationDelay"),
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ReapplicationDelay: nbtconv.TickDuration[int32](m, "DurationOnUse"),
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}.New()
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}
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func (areaEffectCloudType) EncodeNBT(data *world.EntityData) map[string]any {
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a := data.Data.(*AreaEffectCloudBehaviour)
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return map[string]any{
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"PotionId": int32(a.conf.Potion.Uint8()),
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"ReapplicationDelay": int32(a.conf.ReapplicationDelay),
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"RadiusPerTick": float32(a.conf.RadiusTickGrowth),
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"RadiusOnUse": float32(a.conf.RadiusUseGrowth),
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"DurationOnUse": int32(a.conf.DurationUseGrowth),
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"Radius": float32(a.radius),
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"Duration": int32(a.duration),
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}
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}
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