mirror of
https://github.com/OpenDiablo2/OpenDiablo2
synced 2024-11-10 14:26:15 -05:00
250 lines
9.0 KiB
Go
250 lines
9.0 KiB
Go
package d2ds1
|
|
|
|
import (
|
|
"github.com/OpenDiablo2/OpenDiablo2/d2common"
|
|
"github.com/OpenDiablo2/OpenDiablo2/d2common/d2enum"
|
|
"github.com/OpenDiablo2/OpenDiablo2/d2common/d2interface"
|
|
"github.com/OpenDiablo2/OpenDiablo2/d2data"
|
|
"github.com/OpenDiablo2/OpenDiablo2/d2data/d2datadict"
|
|
"github.com/OpenDiablo2/OpenDiablo2/d2helper"
|
|
)
|
|
|
|
type DS1 struct {
|
|
Version int32 // The version of the DS1
|
|
Width int32 // Width of map, in # of tiles
|
|
Height int32 // Height of map, in # of tiles
|
|
Act int32 // Act, from 1 to 5. This tells which act table to use for the Objects list
|
|
SubstitutionType int32 // SubstitutionType (layer type): 0 if no layer, else type 1 or type 2
|
|
Files []string // FilePtr table of file string pointers
|
|
NumberOfWalls int32 // WallNum number of wall & orientation layers used
|
|
NumberOfFloors int32 // number of floor layers used
|
|
NumberOfShadowLayers int32 // ShadowNum number of shadow layer used
|
|
NumberOfSubstitutionLayers int32 // SubstitutionNum number of substitution layer used
|
|
SubstitutionGroupsNum int32 // SubstitutionGroupsNum number of substitution groups, datas between objects & NPC paths
|
|
Objects []d2data.Object // Objects
|
|
Tiles [][]TileRecord
|
|
SubstitutionGroups []SubstitutionGroup
|
|
}
|
|
|
|
func LoadDS1(path string, fileProvider d2interface.FileProvider) DS1 {
|
|
ds1 := DS1{
|
|
NumberOfFloors: 1,
|
|
NumberOfWalls: 1,
|
|
NumberOfShadowLayers: 1,
|
|
NumberOfSubstitutionLayers: 0,
|
|
}
|
|
fileData := fileProvider.LoadFile(path)
|
|
br := d2common.CreateStreamReader(fileData)
|
|
ds1.Version = br.GetInt32()
|
|
ds1.Width = br.GetInt32() + 1
|
|
ds1.Height = br.GetInt32() + 1
|
|
if ds1.Version >= 8 {
|
|
ds1.Act = d2helper.MinInt32(5, br.GetInt32()+1)
|
|
}
|
|
if ds1.Version >= 10 {
|
|
ds1.SubstitutionType = br.GetInt32()
|
|
if ds1.SubstitutionType == 1 || ds1.SubstitutionType == 2 {
|
|
ds1.NumberOfSubstitutionLayers = 1
|
|
}
|
|
}
|
|
if ds1.Version >= 3 {
|
|
// These files reference things that don't exist anymore :-?
|
|
numberOfFiles := br.GetInt32()
|
|
ds1.Files = make([]string, numberOfFiles)
|
|
for i := 0; i < int(numberOfFiles); i++ {
|
|
ds1.Files[i] = ""
|
|
for {
|
|
ch := br.GetByte()
|
|
if ch == 0 {
|
|
break
|
|
}
|
|
ds1.Files[i] += string(ch)
|
|
}
|
|
}
|
|
}
|
|
if ds1.Version >= 9 && ds1.Version <= 13 {
|
|
// Skipping two dwords because they are "meaningless"?
|
|
br.SkipBytes(16)
|
|
}
|
|
if ds1.Version >= 4 {
|
|
ds1.NumberOfWalls = br.GetInt32()
|
|
if ds1.Version >= 16 {
|
|
ds1.NumberOfFloors = br.GetInt32()
|
|
} else {
|
|
ds1.NumberOfFloors = 1
|
|
}
|
|
}
|
|
var layerStream []d2enum.LayerStreamType
|
|
if ds1.Version < 4 {
|
|
layerStream = []d2enum.LayerStreamType{
|
|
d2enum.LayerStreamWall1,
|
|
d2enum.LayerStreamFloor1,
|
|
d2enum.LayerStreamOrientation1,
|
|
d2enum.LayerStreamSubstitute,
|
|
d2enum.LayerStreamShadow,
|
|
}
|
|
} else {
|
|
layerStream = make([]d2enum.LayerStreamType, (ds1.NumberOfWalls*2)+ds1.NumberOfFloors+ds1.NumberOfShadowLayers+ds1.NumberOfSubstitutionLayers)
|
|
layerIdx := 0
|
|
for i := 0; i < int(ds1.NumberOfWalls); i++ {
|
|
layerStream[layerIdx] = d2enum.LayerStreamType(int(d2enum.LayerStreamWall1) + i)
|
|
layerStream[layerIdx+1] = d2enum.LayerStreamType(int(d2enum.LayerStreamOrientation1) + i)
|
|
layerIdx += 2
|
|
}
|
|
for i := 0; i < int(ds1.NumberOfFloors); i++ {
|
|
layerStream[layerIdx] = d2enum.LayerStreamType(int(d2enum.LayerStreamFloor1) + i)
|
|
layerIdx++
|
|
}
|
|
if ds1.NumberOfShadowLayers > 0 {
|
|
layerStream[layerIdx] = d2enum.LayerStreamShadow
|
|
layerIdx++
|
|
}
|
|
if ds1.NumberOfSubstitutionLayers > 0 {
|
|
layerStream[layerIdx] = d2enum.LayerStreamSubstitute
|
|
layerIdx++
|
|
}
|
|
}
|
|
ds1.Tiles = make([][]TileRecord, ds1.Height)
|
|
for y := range ds1.Tiles {
|
|
ds1.Tiles[y] = make([]TileRecord, ds1.Width)
|
|
for x := 0; x < int(ds1.Width); x++ {
|
|
ds1.Tiles[y][x].Walls = make([]WallRecord, ds1.NumberOfWalls)
|
|
ds1.Tiles[y][x].Floors = make([]FloorShadowRecord, ds1.NumberOfFloors)
|
|
ds1.Tiles[y][x].Shadows = make([]FloorShadowRecord, ds1.NumberOfShadowLayers)
|
|
ds1.Tiles[y][x].Substitutions = make([]SubstitutionRecord, ds1.NumberOfSubstitutionLayers)
|
|
}
|
|
}
|
|
for _, layerStreamType := range layerStream {
|
|
for y := 0; y < int(ds1.Height); y++ {
|
|
for x := 0; x < int(ds1.Width); x++ {
|
|
dw := br.GetUInt32()
|
|
switch layerStreamType {
|
|
case d2enum.LayerStreamWall1:
|
|
fallthrough
|
|
case d2enum.LayerStreamWall2:
|
|
fallthrough
|
|
case d2enum.LayerStreamWall3:
|
|
fallthrough
|
|
case d2enum.LayerStreamWall4:
|
|
wallIndex := int(layerStreamType) - int(d2enum.LayerStreamWall1)
|
|
ds1.Tiles[y][x].Walls[wallIndex].Prop1 = byte(dw & 0x000000FF)
|
|
ds1.Tiles[y][x].Walls[wallIndex].SubIndex = byte((dw & 0x00003F00) >> 8)
|
|
ds1.Tiles[y][x].Walls[wallIndex].Unknown1 = byte((dw & 0x000FC000) >> 14)
|
|
ds1.Tiles[y][x].Walls[wallIndex].MainIndex = byte((dw & 0x03F00000) >> 20)
|
|
ds1.Tiles[y][x].Walls[wallIndex].Unknown2 = byte((dw & 0x7C000000) >> 26)
|
|
ds1.Tiles[y][x].Walls[wallIndex].Hidden = byte((dw&0x80000000)>>31) > 0
|
|
case d2enum.LayerStreamOrientation1:
|
|
fallthrough
|
|
case d2enum.LayerStreamOrientation2:
|
|
fallthrough
|
|
case d2enum.LayerStreamOrientation3:
|
|
fallthrough
|
|
case d2enum.LayerStreamOrientation4:
|
|
wallIndex := int(layerStreamType) - int(d2enum.LayerStreamOrientation1)
|
|
c := int32(dw & 0x000000FF)
|
|
if ds1.Version < 7 {
|
|
if c < 25 {
|
|
c = dirLookup[c]
|
|
}
|
|
}
|
|
ds1.Tiles[y][x].Walls[wallIndex].Orientation = byte(c)
|
|
ds1.Tiles[y][x].Walls[wallIndex].Zero = byte((dw & 0xFFFFFF00) >> 8)
|
|
case d2enum.LayerStreamFloor1:
|
|
fallthrough
|
|
case d2enum.LayerStreamFloor2:
|
|
floorIndex := int(layerStreamType) - int(d2enum.LayerStreamFloor1)
|
|
ds1.Tiles[y][x].Floors[floorIndex].Prop1 = byte(dw & 0x000000FF)
|
|
ds1.Tiles[y][x].Floors[floorIndex].SubIndex = byte((dw & 0x00003F00) >> 8)
|
|
ds1.Tiles[y][x].Floors[floorIndex].Unknown1 = byte((dw & 0x000FC000) >> 14)
|
|
ds1.Tiles[y][x].Floors[floorIndex].MainIndex = byte((dw & 0x03F00000) >> 20)
|
|
ds1.Tiles[y][x].Floors[floorIndex].Unknown2 = byte((dw & 0x7C000000) >> 26)
|
|
ds1.Tiles[y][x].Floors[floorIndex].Hidden = byte((dw&0x80000000)>>31) > 0
|
|
case d2enum.LayerStreamShadow:
|
|
ds1.Tiles[y][x].Shadows[0].Prop1 = byte(dw & 0x000000FF)
|
|
ds1.Tiles[y][x].Shadows[0].SubIndex = byte((dw & 0x00003F00) >> 8)
|
|
ds1.Tiles[y][x].Shadows[0].Unknown1 = byte((dw & 0x000FC000) >> 14)
|
|
ds1.Tiles[y][x].Shadows[0].MainIndex = byte((dw & 0x03F00000) >> 20)
|
|
ds1.Tiles[y][x].Shadows[0].Unknown2 = byte((dw & 0x7C000000) >> 26)
|
|
ds1.Tiles[y][x].Shadows[0].Hidden = byte((dw&0x80000000)>>31) > 0
|
|
case d2enum.LayerStreamSubstitute:
|
|
ds1.Tiles[y][x].Substitutions[0].Unknown = dw
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if ds1.Version >= 2 {
|
|
numberOfObjects := br.GetInt32()
|
|
ds1.Objects = make([]d2data.Object, numberOfObjects)
|
|
for objIdx := 0; objIdx < int(numberOfObjects); objIdx++ {
|
|
newObject := d2data.Object{}
|
|
newObject.Type = br.GetInt32()
|
|
newObject.Id = br.GetInt32()
|
|
newObject.X = br.GetInt32()
|
|
newObject.Y = br.GetInt32()
|
|
newObject.Flags = br.GetInt32()
|
|
newObject.Lookup = d2datadict.LookupObject(int(ds1.Act), int(newObject.Type), int(newObject.Id))
|
|
if newObject.Lookup != nil && newObject.Lookup.ObjectsTxtId != -1 {
|
|
newObject.ObjectInfo = d2datadict.Objects[newObject.Lookup.ObjectsTxtId]
|
|
}
|
|
ds1.Objects[objIdx] = newObject
|
|
}
|
|
} else {
|
|
ds1.Objects = make([]d2data.Object, 0)
|
|
}
|
|
if ds1.Version >= 12 && (ds1.SubstitutionType == 1 || ds1.SubstitutionType == 2) {
|
|
if ds1.Version >= 18 {
|
|
br.GetUInt32()
|
|
}
|
|
numberOfSubGroups := br.GetInt32()
|
|
ds1.SubstitutionGroups = make([]SubstitutionGroup, numberOfSubGroups)
|
|
for subIdx := 0; subIdx < int(numberOfSubGroups); subIdx++ {
|
|
newSub := SubstitutionGroup{}
|
|
newSub.TileX = br.GetInt32()
|
|
newSub.TileY = br.GetInt32()
|
|
newSub.WidthInTiles = br.GetInt32()
|
|
newSub.HeightInTiles = br.GetInt32()
|
|
newSub.Unknown = br.GetInt32()
|
|
|
|
ds1.SubstitutionGroups[subIdx] = newSub
|
|
}
|
|
} else {
|
|
ds1.SubstitutionGroups = make([]SubstitutionGroup, 0)
|
|
}
|
|
if ds1.Version >= 14 {
|
|
numberOfNpcs := br.GetInt32()
|
|
for npcIdx := 0; npcIdx < int(numberOfNpcs); npcIdx++ {
|
|
numPaths := br.GetInt32()
|
|
npcX := br.GetInt32()
|
|
npcY := br.GetInt32()
|
|
objIdx := -1
|
|
for idx, ds1Obj := range ds1.Objects {
|
|
if ds1Obj.X == npcX && ds1Obj.Y == npcY {
|
|
objIdx = idx
|
|
break
|
|
}
|
|
}
|
|
if objIdx > -1 {
|
|
if ds1.Objects[objIdx].Paths == nil {
|
|
ds1.Objects[objIdx].Paths = make([]d2common.Path, numPaths)
|
|
}
|
|
for pathIdx := 0; pathIdx < int(numPaths); pathIdx++ {
|
|
newPath := d2common.Path{}
|
|
newPath.X = br.GetInt32()
|
|
newPath.Y = br.GetInt32()
|
|
if ds1.Version >= 15 {
|
|
newPath.Action = br.GetInt32()
|
|
}
|
|
ds1.Objects[objIdx].Paths[pathIdx] = newPath
|
|
}
|
|
} else {
|
|
if ds1.Version >= 15 {
|
|
br.SkipBytes(int(numPaths) * 3)
|
|
} else {
|
|
br.SkipBytes(int(numPaths) * 2)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return ds1
|
|
}
|