mirror of
https://bitbucket.org/s_l_teichmann/mtsatellite
synced 2024-11-19 08:30:21 +01:00
122 lines
3.3 KiB
Go
122 lines
3.3 KiB
Go
// Copyright 2014 by Sascha L. Teichmann
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// Use of this source code is governed by the MIT license
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// that can be found in the LICENSE file.
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package main
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import (
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"flag"
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"fmt"
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"image"
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"image/color"
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"log"
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"bitbucket.org/s_l_teichmann/mtsatellite/common"
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)
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func main() {
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var (
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port int
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host string
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x, y, z int
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width, height, depth int
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colorsfile string
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outfile string
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shaded bool
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)
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flag.IntVar(&port, "port", 6379, "port to of mtredisalize server")
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flag.IntVar(&port, "p", 6379, "port to of mtredisalize server (shorthand)")
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flag.StringVar(&host, "host", "localhost", "host to mtredisalize server")
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flag.IntVar(&x, "x", 0, "x of query cuboid")
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flag.IntVar(&y, "y", -75, "y of query cuboid")
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flag.IntVar(&z, "z", 0, "z of query cuboid")
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flag.IntVar(&width, "width", 16, "width of query cuboid")
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flag.IntVar(&height, "height", 16, "height of query cuboid")
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flag.IntVar(&depth, "depth", 150, "depth of query cuboid")
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flag.IntVar(&width, "w", 16, "width of query cuboid (shorthand)")
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flag.IntVar(&height, "h", 16, "height of query cuboid (shorthand)")
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flag.IntVar(&depth, "d", 150, "depth of query cuboid (shorthand)")
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flag.StringVar(&colorsfile, "colors", "colors.txt", "definition of colors")
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flag.StringVar(&outfile, "output", "out.png", "image file of result")
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flag.StringVar(&outfile, "o", "out.png", "image file of result (shorthand)")
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flag.BoolVar(&shaded, "shaded", true, "draw relief")
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flag.Parse()
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var err error
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var colors *common.Colors
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if colors, err = common.ParseColors(colorsfile); err != nil {
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log.Fatalf("Cannot open color file: %s", err)
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}
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address := fmt.Sprintf("%s:%d", host, port)
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var client *common.RedisClient
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if client, err = common.NewRedisClient("tcp", address); err != nil {
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log.Fatalf("Cannot connect to '%s': %s", address, err)
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}
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defer client.Close()
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if shaded {
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width += 2
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height += 2
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x--
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z--
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}
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q1x, q1y, q1z := int16(x), int16(y), int16(z)
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q2x, q2y, q2z := q1x+int16(width)-1, q1y+int16(depth)-1, q1z+int16(height)-1
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renderer := common.NewRenderer(width, height)
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renderer.SetPos(q1x, q1z)
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yOrder := common.NewYOrder(renderer, 512)
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numBlocks := 0
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drawBlock := func(block *common.Block) {
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if err := yOrder.RenderBlock(block, colors); err != nil {
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log.Printf("WARN: rendering block failed: %s", err)
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}
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numBlocks++
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}
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c1 := common.Coord{X: q1x, Z: q1z}
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c2 := common.Coord{X: q2x, Z: q2z}
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for c2.Y = q2y; c2.Y > q1y; c2.Y -= 8 {
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c1.Y = c2.Y - 7
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if c1.Y < q1y {
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c1.Y = q1y
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}
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cuboid := common.Cuboid{P1: common.MinCoord(c1, c2), P2: common.MaxCoord(c1, c2)}
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if err = client.QueryCuboid(cuboid, drawBlock); err != nil {
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log.Fatalf("query failed: %s", err)
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}
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if err = yOrder.Drain(colors); err != nil {
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log.Printf("WARN: rendering block failed: %s", err)
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}
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if renderer.IsFilled() {
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break
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}
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}
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var image image.Image
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if shaded {
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image = renderer.CreateShadedImage(
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16, 16, (width-2)*16, (height-2)*16,
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colors.Colors, color.RGBA{R: 0xff, G: 0xff, B: 0xff, A: 0xff})
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} else {
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image = renderer.CreateImage(
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colors.Colors, color.RGBA{R: 0xff, G: 0xff, B: 0xff, A: 0xff})
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}
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if err = common.SaveAsPNG(outfile, image); err != nil {
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log.Fatalf("writing image failed: %s", err)
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}
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log.Printf("num blocks: %d\n", numBlocks)
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log.Printf("rejected blocks: %d\n", renderer.Rejected)
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}
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