forked from MTSR/mapserver
76 lines
1.5 KiB
Go
76 lines
1.5 KiB
Go
package tileupdate
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import (
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"github.com/sirupsen/logrus"
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"mapserver/app"
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"mapserver/coords"
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"time"
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)
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func Job(ctx *app.App) {
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rstate := ctx.Config.RenderState
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fields := logrus.Fields{
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"lastmtime": rstate.LastMtime,
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}
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logrus.WithFields(fields).Info("Starting incremental update")
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for true {
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mblist, err := ctx.BlockAccessor.FindLatestMapBlocks(rstate.LastMtime, ctx.Config.UpdateRenderingFetchLimit, ctx.Config.Layers)
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if err != nil {
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panic(err)
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}
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for _, mb := range mblist {
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if mb.Mtime > rstate.LastMtime {
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rstate.LastMtime = mb.Mtime
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}
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tc := coords.GetTileCoordsFromMapBlock(mb.Pos, ctx.Config.Layers)
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if tc == nil {
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panic("tile not in any layer")
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}
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for tc.Zoom > 1 {
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tc = tc.GetZoomedOutTile()
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ctx.Objectdb.RemoveTile(tc)
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}
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}
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//Render zoom 12-1
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for _, mb := range mblist {
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tc := coords.GetTileCoordsFromMapBlock(mb.Pos, ctx.Config.Layers)
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for tc.Zoom > 1 {
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tc = tc.GetZoomedOutTile()
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fields = logrus.Fields{
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"X": tc.X,
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"Y": tc.Y,
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"Zoom": tc.Zoom,
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"LayerId": tc.LayerId,
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}
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logrus.WithFields(fields).Debug("Dispatching tile rendering (update)")
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_, err = ctx.Tilerenderer.Render(tc, 2)
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if err != nil {
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panic(err)
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}
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}
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}
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ctx.Config.Save()
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if len(mblist) > 0 {
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fields = logrus.Fields{
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"count": len(mblist),
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"lastmtime": rstate.LastMtime,
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}
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logrus.WithFields(fields).Info("incremental update")
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}
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time.Sleep(5 * time.Second)
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}
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}
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