mirror of
https://github.com/OpenDiablo2/OpenDiablo2
synced 2024-09-27 05:35:57 -04:00
102 lines
2.7 KiB
Go
102 lines
2.7 KiB
Go
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package MapEngine
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import (
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"log"
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"github.com/essial/OpenDiablo2/Common"
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)
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// https://d2mods.info/forum/viewtopic.php?t=65163
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type Block struct {
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X int16
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Y int16
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GridX byte
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GridY byte
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Format int16
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Length int32
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FileOffset int32
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}
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type Tile struct {
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Direction int32
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RoofHeight int16
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SoundIndex byte
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Animated byte
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Height int32
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Width int32
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Orientation int32
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MainIndex int32
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SubIndex int32
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RarityFrameIndex int32
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SubTileFlags [25]byte
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blockHeaderPointer int32
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blockHeaderSize int32
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blocks []Block
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}
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type DT1 struct {
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Tiles []Tile
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}
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func LoadDT1(path string, fileProvider Common.FileProvider) *DT1 {
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result := &DT1{}
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fileData := fileProvider.LoadFile(path)
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br := Common.CreateStreamReader(fileData)
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ver1 := br.GetInt32()
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ver2 := br.GetInt32()
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if ver1 != 7 || ver2 != 6 {
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log.Panicf("Expected %s to have a version of 7.6, but got %d.%d instead", path, ver1, ver2)
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}
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br.SkipBytes(260)
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numberOfTiles := br.GetInt32()
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br.SkipBytes(4)
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result.Tiles = make([]Tile, numberOfTiles)
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for tileIdx := range result.Tiles {
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newTile := Tile{}
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newTile.Direction = br.GetInt32()
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newTile.RoofHeight = br.GetInt16()
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newTile.SoundIndex = br.GetByte()
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newTile.Animated = br.GetByte()
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newTile.Height = br.GetInt32()
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newTile.Width = br.GetInt32()
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br.SkipBytes(4)
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newTile.Orientation = br.GetInt32()
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newTile.MainIndex = br.GetInt32()
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newTile.SubIndex = br.GetInt32()
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newTile.RarityFrameIndex = br.GetInt32()
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br.SkipBytes(4)
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for i := range newTile.SubTileFlags {
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newTile.SubTileFlags[i] = br.GetByte()
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}
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br.SkipBytes(7)
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newTile.blockHeaderPointer = br.GetInt32()
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newTile.blockHeaderSize = br.GetInt32()
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newTile.blocks = make([]Block, br.GetInt32())
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br.SkipBytes(12)
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result.Tiles[tileIdx] = newTile
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}
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for tileIdx, tile := range result.Tiles {
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br.SetPosition(uint64(tile.blockHeaderPointer))
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for blockIdx := range tile.blocks {
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result.Tiles[tileIdx].blocks[blockIdx].X = br.GetInt16()
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result.Tiles[tileIdx].blocks[blockIdx].Y = br.GetInt16()
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br.SkipBytes(2)
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result.Tiles[tileIdx].blocks[blockIdx].GridX = br.GetByte()
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result.Tiles[tileIdx].blocks[blockIdx].GridY = br.GetByte()
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result.Tiles[tileIdx].blocks[blockIdx].Format = br.GetInt16()
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result.Tiles[tileIdx].blocks[blockIdx].Length = br.GetInt32()
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br.SkipBytes(2)
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result.Tiles[tileIdx].blocks[blockIdx].FileOffset = br.GetInt32()
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}
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/*
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for blockIdx, block := range tile.blocks {
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br.SetPosition(uint64(tile.blockHeaderPointer + block.FileOffset))
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encodedData, _ := br.ReadBytes(block.Length)
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bs := Common.CreateBitStream(encodedData)
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}
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*/
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}
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return result
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}
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