func fill_slice_string(buf []byte, s string) ([]byte, int) {
var dn int
n := 0
tbuf := make([]byte, 8)
dn = dlug.FillSliceUint32(tbuf, uint32(len(s)))
buf = append(buf, tbuf[0:dn]...)
n += dn
buf = append(buf, []byte(s)...)
n += len(s)
return buf, n
}
// No path structures, so some arrays are of 0 length
//
//func cgf_default_tile_map() []byte {
func CGFDefaultTileMap() []byte {
var n int
tilemap_bytes := make([]byte, 0, 1024*40)
buf := make([]byte, 16)
for ii := 0; ii < len(DEFAULT_TILEMAP); ii++ {
t := DEFAULT_TILEMAP[ii]
allele_parts := strings.Split(t, ":")
class_parts0 := strings.Split(allele_parts[0], ";")
class_parts1 := strings.Split(allele_parts[1], ";")
n = dlug.FillSliceUint32(buf, uint32(len(class_parts0)))
tilemap_bytes = append(tilemap_bytes, buf[:n]...)
n = dlug.FillSliceUint32(buf, uint32(len(class_parts1)))
tilemap_bytes = append(tilemap_bytes, buf[:n]...)
for i := 0; i < len(class_parts0); i++ {
parts := strings.Split(class_parts0[i], "+")
span := 1
if len(parts) > 1 {
span_, e := strconv.ParseInt(parts[1], 16, 64)
if e != nil {
log.Fatal(e)
}
span = int(span_)
}
tilevar_, e := strconv.ParseInt(parts[0], 16, 64)
if e != nil {
log.Fatal(e)
}
tilevar := int(tilevar_)
n = dlug.FillSliceUint32(buf, uint32(tilevar))
tilemap_bytes = append(tilemap_bytes, buf[:n]...)
n = dlug.FillSliceUint32(buf, uint32(span))
tilemap_bytes = append(tilemap_bytes, buf[:n]...)
}
for i := 0; i < len(class_parts1); i++ {
parts := strings.Split(class_parts1[i], "+")
span := 1
if len(parts) > 1 {
span_, e := strconv.ParseInt(parts[1], 16, 64)
if e != nil {
log.Fatal(e)
}
span = int(span_)
}
tilevar_, e := strconv.ParseInt(parts[0], 16, 64)
if e != nil {
log.Fatal(e)
}
tilevar := int(tilevar_)
n = dlug.FillSliceUint32(buf, uint32(tilevar))
tilemap_bytes = append(tilemap_bytes, buf[:n]...)
n = dlug.FillSliceUint32(buf, uint32(span))
tilemap_bytes = append(tilemap_bytes, buf[:n]...)
}
}
return tilemap_bytes
}
// ctx holds the populated CGF structure along with a
// filled in SGLF structure, populated TileMapArray
// and the variaous TileMapLookup and TileMapPosition.
//
// This returns the raw bytes as they're to be stored
// on disk (or in memory presumably).
//
//func create_cgf_bytes(ctx *CGFContext) []byte {
func CreateCGFBytes(ctx *CGFContext) []byte {
var dn int
fin_bytes := make([]byte, 0, 1024*1024)
buf := make([]byte, 128)
n := 0
cgf := ctx.CGF
tobyte64(buf, cgf.Magic)
fin_bytes = append(fin_bytes, buf[0:8]...)
n += 8
fin_bytes, dn = fill_slice_string(fin_bytes, cgf.Version)
n += dn
fin_bytes, dn = fill_slice_string(fin_bytes, cgf.LibraryVersion)
n += dn
tobyte64(buf, cgf.PathCount)
fin_bytes = append(fin_bytes, buf[0:8]...)
n += 8
tobyte64(buf, cgf.TileMapLen)
fin_bytes = append(fin_bytes, buf[0:8]...)
n += 8
fin_bytes = append(fin_bytes, cgf.TileMap...)
n += len(cgf.TileMap)
for i := 0; i < len(cgf.StepPerPath); i++ {
tobyte64(buf, cgf.StepPerPath[i])
fin_bytes = append(fin_bytes, buf[0:8]...)
n += 8
}
PathOffset := make([]uint64, len(cgf.Path)+1)
path_bytes := make([]byte, 0, 1024)
for i := 0; i < len(cgf.Path); i++ {
// PathOffset is from the beginning of PathStruct array
//
PathOffset[i] = uint64(len(path_bytes))
p := cgf.Path[i]
// Name of this Path
//
dn = dlug.FillSliceUint32(buf, uint32(len(p.Name)))
path_bytes = append(path_bytes, buf[0:dn]...)
path_bytes = append(path_bytes, []byte(p.Name)...)
// The 'cache' Vector structure
//
tobyte64(buf, uint64(len(p.Vector)))
path_bytes = append(path_bytes, buf[0:8]...)
for j := 0; j < len(p.Vector); j++ {
tobyte64(buf, p.Vector[j])
path_bytes = append(path_bytes, buf[0:8]...)
}
// Overflow
//
tobyte64(buf, uint64(p.Overflow.Length))
path_bytes = append(path_bytes, buf[0:8]...)
tobyte64(buf, uint64(p.Overflow.Stride))
path_bytes = append(path_bytes, buf[0:8]...)
for j := 0; j < len(p.Overflow.Offset); j++ {
tobyte64(buf, uint64(p.Overflow.Offset[j]))
path_bytes = append(path_bytes, buf[0:8]...)
}
for j := 0; j < len(p.Overflow.Position); j++ {
tobyte64(buf, uint64(p.Overflow.Position[j]))
path_bytes = append(path_bytes, buf[0:8]...)
}
path_bytes = append(path_bytes, p.Overflow.Map...)
// FinalOverflow
//
tobyte64(buf, uint64(p.FinalOverflow.Length))
path_bytes = append(path_bytes, buf[0:8]...)
tobyte64(buf, uint64(p.FinalOverflow.Stride))
path_bytes = append(path_bytes, buf[0:8]...)
for j := 0; j < len(p.FinalOverflow.Offset); j++ {
tobyte64(buf, uint64(p.FinalOverflow.Offset[j]))
path_bytes = append(path_bytes, buf[0:8]...)
}
for j := 0; j < len(p.FinalOverflow.Position); j++ {
tobyte64(buf, uint64(p.FinalOverflow.Position[j]))
path_bytes = append(path_bytes, buf[0:8]...)
}
path_bytes = append(path_bytes, p.FinalOverflow.DataRecord.Code...)
path_bytes = append(path_bytes, p.FinalOverflow.DataRecord.Data...)
if len(p.LowQualityBytes) < 24 {
b := make([]byte, 24)
path_bytes = append(path_bytes, b...)
} else {
path_bytes = append(path_bytes, p.LowQualityBytes...)
}
}
PathOffset[len(cgf.Path)] = uint64(len(path_bytes))
for i := 0; i < len(PathOffset); i++ {
tobyte64(buf, PathOffset[i])
fin_bytes = append(fin_bytes, buf[0:8]...)
n += 8
}
fin_bytes = append(fin_bytes, path_bytes...)
return fin_bytes
}
