99 lines
3.1 KiB
Go
99 lines
3.1 KiB
Go
package d2datadict
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import (
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"log"
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"github.com/OpenDiablo2/OpenDiablo2/d2common/d2fileformats/d2txt"
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)
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// AutoMapRecord represents one row from d2data.mpq/AutoMap.txt.
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// Based on the information here https://d2mods.info/forum/kb/viewarticle?a=419
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type AutoMapRecord struct {
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// LevelName is a string with an act number followed
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// by a level type, separated by a space. For example:
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// '1 Barracks' is the barracks level in act 1.
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LevelName string
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// TileName refers to a certain tile orientation.
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// See https://d2mods.info/forum/kb/viewarticle?a=468
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TileName string
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// Style is the top index in a 2D tile array.
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Style int // tiles[autoMapRecord.Style][]
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// StartSequence and EndSequence are sub indices the
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// same 2D array as Style. They describe a range of
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// tiles for which covered by this AutoMapRecord.
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// In some rows you can find a value of -1. This means
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// the game will only look at Style and TileName to
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// determine which tiles are addressed.
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StartSequence int // tiles[][autoMapRecord.StartSequence]
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EndSequence int // tiles[][autoMapRecord.EndSequence]
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// Type values are described as:
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// "...just comment fields, as far as I know. Put in
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// whatever you like..."
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// The values seem functional but naming conventions
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// vary between LevelNames.
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// Type1 string
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// Type2 string
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// Type3 string
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// Type4 string // Note: I commented these out for now because they supposedly aren't useful see the LoadAutoMaps function.
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// Frames determine the frame of the MaxiMap(s).dc6 that
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// will be applied to the specified tiles. The frames
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// are in rows, if each row holds 20 images (when you
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// re-extract the chart with Dc6Table, you can specify
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// how many graphics a line can hold), line 1 includes
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// icons 0-19, line 2 from 20 to 39 etc.
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// Multiple values exist for Cel (and Type) to enable
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// variation. Presumably game chooses randomly between
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// any of the 4 values which are not set to -1.
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Frames []int
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}
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// AutoMaps contains all data in AutoMap.txt.
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//nolint:gochecknoglobals // Current design is to have these global
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var AutoMaps []*AutoMapRecord
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// LoadAutoMaps populates AutoMaps with the data from AutoMap.txt.
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// It also amends a duplicate field (column) name in that data.
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func LoadAutoMaps(file []byte) {
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AutoMaps = make([]*AutoMapRecord, 0)
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var frameFields = []string{"Cel1", "Cel2", "Cel3", "Cel4"}
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// Split file by newlines and tabs
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d := d2txt.LoadDataDictionary(file)
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for d.Next() {
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record := &AutoMapRecord{
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LevelName: d.String("LevelName"),
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TileName: d.String("TileName"),
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Style: d.Number("Style"),
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StartSequence: d.Number("StartSequence"),
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EndSequence: d.Number("EndSequence"),
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//Type1: d.String("Type1"),
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//Type2: d.String("Type2"),
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//Type3: d.String("Type3"),
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//Type4: d.String("Type4"),
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// Note: I commented these out for now because they supposedly
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// aren't useful see the AutoMapRecord struct.
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}
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record.Frames = make([]int, len(frameFields))
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for i := range frameFields {
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record.Frames[i] = d.Number(frameFields[i])
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}
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AutoMaps = append(AutoMaps, record)
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}
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if d.Err != nil {
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panic(d.Err)
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}
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log.Printf("Loaded %d AutoMapRecord records", len(AutoMaps))
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}
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