53 lines
1006 B
Go
53 lines
1006 B
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/mapblockparser"
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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 renderMapblocks(ctx *app.App, jobs chan *coords.TileCoords, mblist []*mapblockparser.MapBlock) int {
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tileRenderedMap := make(map[string]bool)
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tilecount := 0
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for i := 12; 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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//12-1
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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 (z12-1)")
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tilecount++
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//dispatch re-render
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jobs <- tc
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}
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}
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return tilecount
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}
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