forked from MTSR/mapserver
120 lines
2.4 KiB
Go
120 lines
2.4 KiB
Go
package initialrenderer
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import (
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"mapserver/app"
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"mapserver/coords"
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"time"
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"strconv"
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"github.com/sirupsen/logrus"
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)
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func getTileKey(tc *coords.TileCoords) string {
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return strconv.Itoa(tc.X) + "/" + strconv.Itoa(tc.Y) + "/" + strconv.Itoa(tc.Zoom)
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}
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func Job(ctx *app.App) {
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fields := logrus.Fields{}
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logrus.WithFields(fields).Info("Starting initial rendering")
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rstate := ctx.Config.RenderState
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lastcoords := coords.NewMapBlockCoords(rstate.LastX, rstate.LastY, rstate.LastZ)
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for true {
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start := time.Now()
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hasMore, newlastcoords, mblist, err := ctx.BlockAccessor.FindLegacyMapBlocks(lastcoords, ctx.Config.InitialRenderingFetchLimit, ctx.Config.Layers)
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if err != nil {
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panic(err)
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}
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if len(mblist) == 0 && !hasMore {
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logrus.Info("Initial rendering complete")
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rstate.InitialRun = false
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ctx.Config.Save()
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break
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}
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lastcoords = *newlastcoords
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//Render zoom 12
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for _, mb := range mblist {
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//zoom 13
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tc := coords.GetTileCoordsFromMapBlock(mb.Pos, ctx.Config.Layers)
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//zoom 12
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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 (z12)")
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ctx.Objectdb.RemoveTile(tc)
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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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tileRenderedMap := make(map[string]bool)
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for i := 11; i<=1; i-- {
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for _, mb := range mblist {
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//13
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tc := coords.GetTileCoordsFromMapBlock(mb.Pos, ctx.Config.Layers)
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//11-1
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tc = tc.ZoomOut(13 - i)
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key := getTileKey(tc)
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if tileRenderedMap[key] {
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continue
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}
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tileRenderedMap[key] = true
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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 (z11-1)")
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ctx.Objectdb.RemoveTile(tc)
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_, err = ctx.Tilerenderer.Render(tc, 1)
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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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//Save current positions of initial run
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rstate.LastX = lastcoords.X
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rstate.LastY = lastcoords.Y
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rstate.LastZ = lastcoords.Z
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ctx.Config.Save()
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t := time.Now()
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elapsed := t.Sub(start)
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fields = logrus.Fields{
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"count": len(mblist),
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"X": lastcoords.X,
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"Y": lastcoords.Y,
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"Z": lastcoords.Z,
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"elapsed": elapsed,
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}
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logrus.WithFields(fields).Info("Initial rendering")
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}
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}
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