/
particlespritereference.go
52 lines (44 loc) · 1.17 KB
/
particlespritereference.go
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package fragment
import (
"encoding/binary"
"fmt"
"io"
)
// ParticleSpriteReference information
type ParticleSpriteReference struct {
hashIndex uint32
Reference uint32
}
func LoadParticleSpriteReference(r io.ReadSeeker) (*ParticleSpriteReference, error) {
v := &ParticleSpriteReference{}
err := parseParticleSpriteReference(r, v)
if err != nil {
return nil, fmt.Errorf("parse particle sprite reference: %w", err)
}
return v, nil
}
func parseParticleSpriteReference(r io.ReadSeeker, v *ParticleSpriteReference) error {
if v == nil {
return fmt.Errorf("particle sprite reference is nil")
}
var value uint32
err := binary.Read(r, binary.LittleEndian, &v.hashIndex)
if err != nil {
return fmt.Errorf("read hash index: %w", err)
}
err = binary.Read(r, binary.LittleEndian, &v.Reference)
if err != nil {
return fmt.Errorf("read reference: %w", err)
}
err = binary.Read(r, binary.LittleEndian, &value)
if err != nil {
return fmt.Errorf("read post reference: %w", err)
}
if value != 8 {
return fmt.Errorf("post reference got %d, wanted %d", value, 8)
}
return nil
}
func (v *ParticleSpriteReference) FragmentType() string {
return "Particle Sprite Reference"
}