mirror of
https://github.com/CosmicStar98/bedrocktool.git
synced 2024-06-25 23:29:46 +00:00
39 lines
772 B
Go
39 lines
772 B
Go
package main
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import (
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"hash/crc32"
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"image"
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"image/color"
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"github.com/df-mc/dragonfly/server/world/chunk"
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)
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func i32tob(val uint32) []byte {
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r := make([]byte, 4)
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for i := uint32(0); i < 4; i++ {
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r[i] = byte((val >> (8 * i)) & 0xff)
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}
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return r
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}
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func calcColor(clr int) color.RGBA {
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return color.RGBA{
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R: uint8((clr >> 24) & 0xFF),
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G: uint8((clr >> 16) & 0xFF),
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B: uint8((clr >> 8) & 0xFF),
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A: 255,
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}
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}
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func Chunk2Img(c *chunk.Chunk) *image.RGBA {
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img := image.NewRGBA(image.Rect(0, 0, 16, 16))
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for x := uint8(0); x < 16; x++ {
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for z := uint8(0); z < 16; z++ {
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block_rid := c.Block(x, c.HighestBlock(x, z), z, 0)
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col := crc32.ChecksumIEEE(i32tob(uint32(block_rid)))
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img.SetRGBA(int(x), int(z), calcColor(int(col)))
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}
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}
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return img
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}
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