325 lines
8.6 KiB
Go
325 lines
8.6 KiB
Go
package d2asset
|
|
|
|
import (
|
|
"fmt"
|
|
"image/color"
|
|
"log"
|
|
|
|
"github.com/OpenDiablo2/OpenDiablo2/d2common/d2enum"
|
|
"github.com/OpenDiablo2/OpenDiablo2/d2common/d2fileformats/d2dat"
|
|
"github.com/OpenDiablo2/OpenDiablo2/d2common/d2fileformats/d2dc6"
|
|
"github.com/OpenDiablo2/OpenDiablo2/d2common/d2fileformats/d2dcc"
|
|
"github.com/OpenDiablo2/OpenDiablo2/d2common/d2fileformats/d2pl2"
|
|
"github.com/OpenDiablo2/OpenDiablo2/d2common/d2fileformats/d2tbl"
|
|
"github.com/OpenDiablo2/OpenDiablo2/d2common/d2interface"
|
|
"github.com/OpenDiablo2/OpenDiablo2/d2common/d2loader"
|
|
"github.com/OpenDiablo2/OpenDiablo2/d2common/d2loader/asset"
|
|
"github.com/OpenDiablo2/OpenDiablo2/d2common/d2loader/asset/types"
|
|
)
|
|
|
|
const (
|
|
defaultCacheEntryWeight = 1
|
|
)
|
|
|
|
const (
|
|
animationBudget = 1024 * 1024 * 128
|
|
fontBudget = 128
|
|
tableBudget = 64
|
|
paletteBudget = 64
|
|
paletteTransformBudget = 64
|
|
)
|
|
|
|
// AssetManager loads files and game objects
|
|
type AssetManager struct {
|
|
loader *d2loader.Loader
|
|
tables d2interface.Cache
|
|
animations d2interface.Cache
|
|
fonts d2interface.Cache
|
|
palettes d2interface.Cache
|
|
transforms d2interface.Cache
|
|
}
|
|
|
|
// LoadAsset loads an asset
|
|
func (am *AssetManager) LoadAsset(filePath string) (asset.Asset, error) {
|
|
data, err := am.loader.Load(filePath)
|
|
if err != nil {
|
|
log.Printf("error loading file stream %s (%v)", filePath, err.Error())
|
|
}
|
|
|
|
return data, err
|
|
}
|
|
|
|
// LoadFileStream streams an MPQ file from a source file path
|
|
func (am *AssetManager) LoadFileStream(filePath string) (d2interface.DataStream, error) {
|
|
return am.LoadAsset(filePath)
|
|
}
|
|
|
|
// LoadFile loads an entire file from a source file path as a []byte
|
|
func (am *AssetManager) LoadFile(filePath string) ([]byte, error) {
|
|
fileAsset, err := am.LoadAsset(filePath)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
data, err := fileAsset.Data()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return data, err
|
|
}
|
|
|
|
// FileExists checks if a file exists on the underlying file system at the given file path.
|
|
func (am *AssetManager) FileExists(filePath string) (bool, error) {
|
|
if loadedAsset, err := am.loader.Load(filePath); err != nil || loadedAsset == nil {
|
|
return false, err
|
|
}
|
|
|
|
return true, nil
|
|
}
|
|
|
|
// LoadAnimation loads an Animation by its resource path and its palette path
|
|
func (am *AssetManager) LoadAnimation(animationPath, palettePath string) (d2interface.Animation, error) {
|
|
return am.LoadAnimationWithEffect(animationPath, palettePath, d2enum.DrawEffectNone)
|
|
}
|
|
|
|
// LoadAnimationWithEffect loads an Animation by its resource path and its palette path with a given transparency value
|
|
func (am *AssetManager) LoadAnimationWithEffect(animationPath, palettePath string,
|
|
effect d2enum.DrawEffect) (d2interface.Animation, error) {
|
|
cachePath := fmt.Sprintf("%s;%s;%d", animationPath, palettePath, effect)
|
|
|
|
if animation, found := am.animations.Retrieve(cachePath); found {
|
|
return animation.(d2interface.Animation).Clone(), nil
|
|
}
|
|
|
|
animAsset, err := am.LoadAsset(animationPath)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
palette, err := am.LoadPalette(palettePath)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
var animation d2interface.Animation
|
|
|
|
switch animAsset.Type() {
|
|
case types.AssetTypeDC6:
|
|
animation, err = am.loadDC6(animationPath, palette, effect)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
case types.AssetTypeDCC:
|
|
animation, err = am.loadDCC(animationPath, palette, effect)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
default:
|
|
return nil, fmt.Errorf("unknown Animation format for file: %s", animAsset.Path())
|
|
}
|
|
|
|
err = am.animations.Insert(cachePath, animation, defaultCacheEntryWeight)
|
|
|
|
return animation, err
|
|
}
|
|
|
|
// LoadComposite creates a composite object from a ObjectLookupRecord and palettePath describing it
|
|
func (am *AssetManager) LoadComposite(baseType d2enum.ObjectType, token, palettePath string) (*Composite, error) {
|
|
c := &Composite{
|
|
AssetManager: am,
|
|
baseType: baseType,
|
|
basePath: baseString(baseType),
|
|
token: token,
|
|
palettePath: palettePath,
|
|
}
|
|
|
|
return c, nil
|
|
}
|
|
|
|
// LoadFont loads a font the resource files
|
|
func (am *AssetManager) LoadFont(tablePath, spritePath, palettePath string) (*Font, error) {
|
|
cachePath := fmt.Sprintf("%s;%s;%s", tablePath, spritePath, palettePath)
|
|
|
|
if cached, found := am.fonts.Retrieve(cachePath); found {
|
|
return cached.(*Font), nil
|
|
}
|
|
|
|
sheet, err := am.LoadAnimation(spritePath, palettePath)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
tableData, err := am.LoadFile(tablePath)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
if string(tableData[:5]) != "Woo!\x01" {
|
|
return nil, fmt.Errorf("invalid font table format: %s", tablePath)
|
|
}
|
|
|
|
font := &Font{
|
|
table: tableData,
|
|
sheet: sheet,
|
|
color: color.White,
|
|
}
|
|
|
|
err = am.fonts.Insert(cachePath, font, defaultCacheEntryWeight)
|
|
|
|
return font, err
|
|
}
|
|
|
|
// LoadPalette loads a palette from a given palette path
|
|
func (am *AssetManager) LoadPalette(palettePath string) (d2interface.Palette, error) {
|
|
if cached, found := am.palettes.Retrieve(palettePath); found {
|
|
return cached.(d2interface.Palette), nil
|
|
}
|
|
|
|
paletteAsset, err := am.LoadAsset(palettePath)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
if paletteAsset.Type() != types.AssetTypePalette {
|
|
return nil, fmt.Errorf("not an instance of a palette: %s", palettePath)
|
|
}
|
|
|
|
data, err := am.LoadFile(palettePath)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
palette, err := d2dat.Load(data)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
err = am.palettes.Insert(palettePath, palette, defaultCacheEntryWeight)
|
|
|
|
return palette, err
|
|
}
|
|
|
|
// LoadStringTable loads a string table from the given path
|
|
func (am *AssetManager) LoadStringTable(tablePath string) (d2tbl.TextDictionary, error) {
|
|
if cached, found := am.tables.Retrieve(tablePath); found {
|
|
return cached.(d2tbl.TextDictionary), nil
|
|
}
|
|
|
|
data, err := am.LoadFile(tablePath)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
table := d2tbl.LoadTextDictionary(data)
|
|
if table == nil {
|
|
return nil, fmt.Errorf("table not found: %s", tablePath)
|
|
}
|
|
|
|
err = am.tables.Insert(tablePath, table, defaultCacheEntryWeight)
|
|
|
|
return table, err
|
|
}
|
|
|
|
// LoadPaletteTransform loads a palette transform file
|
|
func (am *AssetManager) LoadPaletteTransform(path string) (*d2pl2.PL2, error) {
|
|
if pl2, found := am.transforms.Retrieve(path); found {
|
|
return pl2.(*d2pl2.PL2), nil
|
|
}
|
|
|
|
data, err := am.LoadFile(path)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
pl2, err := d2pl2.Load(data)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
if err := am.transforms.Insert(path, pl2, 1); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return pl2, nil
|
|
}
|
|
|
|
// loadDC6 creates an Animation from d2dc6.DC6 and d2dat.DATPalette
|
|
func (am *AssetManager) loadDC6(path string,
|
|
palette d2interface.Palette, effect d2enum.DrawEffect) (d2interface.Animation, error) {
|
|
dc6Data, err := am.LoadFile(path)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
dc6, err := d2dc6.Load(dc6Data)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
animation, err := newDC6Animation(dc6, palette, effect)
|
|
|
|
return animation, err
|
|
}
|
|
|
|
// loadDCC creates an Animation from d2dcc.DCC and d2dat.DATPalette
|
|
func (am *AssetManager) loadDCC(path string,
|
|
palette d2interface.Palette, effect d2enum.DrawEffect) (d2interface.Animation, error) {
|
|
dccData, err := am.LoadFile(path)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
dcc, err := d2dcc.Load(dccData)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
animation, err := newDCCAnimation(dcc, palette, effect)
|
|
|
|
return animation, nil
|
|
}
|
|
|
|
// BindTerminalCommands binds the in-game terminal comands for the asset manager.
|
|
func (am *AssetManager) BindTerminalCommands(term d2interface.Terminal) error {
|
|
if err := term.BindAction("assetspam", "display verbose asset manager logs", func(verbose bool) {
|
|
if verbose {
|
|
term.OutputInfof("asset manager verbose logging enabled")
|
|
} else {
|
|
term.OutputInfof("asset manager verbose logging disabled")
|
|
}
|
|
|
|
am.palettes.SetVerbose(verbose)
|
|
am.fonts.SetVerbose(verbose)
|
|
am.transforms.SetVerbose(verbose)
|
|
am.animations.SetVerbose(verbose)
|
|
}); err != nil {
|
|
return err
|
|
}
|
|
|
|
if err := term.BindAction("assetstat", "display asset manager cache statistics", func() {
|
|
var cacheStatistics = func(c d2interface.Cache) float64 {
|
|
const percent = 100.0
|
|
return float64(c.GetWeight()) / float64(c.GetBudget()) * percent
|
|
}
|
|
|
|
term.OutputInfof("palette cache: %f", cacheStatistics(am.palettes))
|
|
term.OutputInfof("palette transform cache: %f", cacheStatistics(am.transforms))
|
|
term.OutputInfof("Animation cache: %f", cacheStatistics(am.animations))
|
|
term.OutputInfof("font cache: %f", cacheStatistics(am.fonts))
|
|
}); err != nil {
|
|
return err
|
|
}
|
|
|
|
if err := term.BindAction("assetclear", "clear asset manager cache", func() {
|
|
am.palettes.Clear()
|
|
am.transforms.Clear()
|
|
am.animations.Clear()
|
|
am.fonts.Clear()
|
|
}); err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
}
|