forked from MTSR/mapserver
88 lines
1.8 KiB
Go
88 lines
1.8 KiB
Go
package tilerendererjob
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import (
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"mapserver/app"
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"mapserver/coords"
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"mapserver/settings"
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"time"
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"github.com/sirupsen/logrus"
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)
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type InitialRenderEvent struct {
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Progress int `json:"progress"`
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}
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func initialRender(ctx *app.App, jobs chan *coords.TileCoords) {
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totalLegacyCount, err := ctx.Blockdb.CountBlocks(0, 0)
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if err != nil {
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panic(err)
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}
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fields := logrus.Fields{
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"totalLegacyCount": totalLegacyCount,
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}
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logrus.WithFields(fields).Info("Starting initial rendering job")
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for true {
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start := time.Now()
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result, err := ctx.BlockAccessor.FindNextLegacyBlocks(ctx.Settings, ctx.Config.Layers, ctx.Config.RenderingFetchLimit)
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if err != nil {
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panic(err)
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}
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legacyProcessed := ctx.Settings.GetInt(settings.SETTING_LEGACY_PROCESSED, 0)
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if len(result.List) == 0 && !result.HasMore {
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ctx.Settings.SetBool(settings.SETTING_INITIAL_RUN, false)
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ev := InitialRenderEvent{
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Progress: 100,
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}
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ctx.WebEventbus.Emit("initial-render-progress", &ev)
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fields := logrus.Fields{
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"legacyblocks": legacyProcessed,
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}
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logrus.WithFields(fields).Info("initial rendering complete")
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return
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}
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tiles := renderMapblocks(ctx, jobs, result.List)
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legacyProcessed += result.UnfilteredCount
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ctx.Settings.SetInt(settings.SETTING_LEGACY_PROCESSED, legacyProcessed)
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t := time.Now()
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elapsed := t.Sub(start)
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progress := int(float64(legacyProcessed) / float64(totalLegacyCount) * 100)
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ev := InitialRenderEvent{
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Progress: progress,
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}
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ctx.WebEventbus.Emit("initial-render-progress", &ev)
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fields := logrus.Fields{
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"mapblocks": len(result.List),
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"tiles": tiles,
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"processed": legacyProcessed,
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"progress%": progress,
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"elapsed": elapsed,
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}
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logrus.WithFields(fields).Info("Initial rendering")
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//tile gc
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ctx.TileDB.GC()
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}
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}
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