func ensureChild(xn *xmlx.Node, name string) (sn *xmlx.Node) {
if sn = subNode(xn, name); sn == nil {
sn = xmlx.NewNode(xn.Type)
sn.Name.Local = name
xn.AddChild(sn)
}
return
}
func convertSurface(xn *xmlx.Node) {
var (
imgNode, imgCreateNode, imgCreateFormatNode, rn, sn, tn *xmlx.Node
ensureCreateNode = func() *xmlx.Node {
if imgCreateNode == nil {
if rn = subNode(imgNode, "init_from"); rn != nil {
imgNode.RemoveChild(rn)
}
imgCreateNode = ensureChild(imgNode, "create_"+strings.ToLower(attVal(xn, "type")))
if rn != nil {
imgCreateNode.AddChild(rn)
}
}
return imgCreateNode
}
ensureCreateFormatNode = func(exact, hint bool) *xmlx.Node {
imgCreateFormatNode = ensureChild(ensureCreateNode(), "format")
if hint {
ensureChild(imgCreateFormatNode, "hint")
}
if exact {
ensureChild(imgCreateFormatNode, "exact")
}
return imgCreateFormatNode
}
)
surfaceNodes = append(surfaceNodes, xn)
myID, imgID, initNode := attVal(xn.Parent, "sid"), "", subNode(xn, "init_as_target")
if len(myID) == 0 {
myID = attVal(xn.Parent, "ref")
}
if myID = ustr.StripPrefix(myID, "#"); len(myID) > 0 {
if initNode != nil {
imgID = fmt.Sprintf("img_target_%v", time.Now().UnixNano())
imgNode, rn = xmlx.NewNode(xn.Type), xmlx.NewNode(xn.Type)
imgNode.Name.Local, rn.Name.Local = "image", "renderable"
setAttr(imgNode, "id", imgID, false)
setAttr(rn, "share", "true", false)
imgNode.AddChild(rn)
moveNode(imgNode, nil, "library_images")
} else if initNode = subNode(xn, "init_from"); initNode != nil {
imgID = initNode.Value
} else {
for _, sn = range xn.Children {
if strings.HasPrefix(sn.Name.Local, "init_") {
initNode = sn
break
}
}
if initNode != nil {
for _, sn = range initNode.Children {
if imgID = attVal(sn, "ref"); len(imgID) > 0 {
break
}
}
}
}
if imgID = ustr.StripPrefix(imgID, "#"); len(imgID) > 0 {
surfaceImages[myID] = imgID
if imgNode == nil {
for _, sn = range subNode(srcDoc.Root.Children[0], "library_images").Children {
if attVal(sn, "id") == imgID {
imgNode = sn
break
}
}
}
}
if imgNode != nil {
if tn = subNode(xn, "format"); tn != nil {
subNode(ensureCreateFormatNode(true, false), "exact").Value = tn.Value
}
if tn = subNode(xn, "format_hint"); tn != nil {
rn = subNode(ensureCreateFormatNode(false, true), "hint")
if sn = subNode(tn, "channels"); sn != nil {
setAttr(rn, "channels", sn.Value, false)
}
if sn = subNode(tn, "range"); sn != nil {
setAttr(rn, "range", sn.Value, false)
}
if sn = subNode(tn, "precision"); sn != nil {
setAttr(rn, "precision", sn.Value, false)
}
if sn = subNode(tn, "option"); sn != nil {
setAttr(rn, "space", sn.Value, false)
}
}
if tn = subNode(xn, "size"); tn != nil {
vals := ustr.Split(tn.Value, " ")
rn = ensureChild(ensureCreateNode(), "size_exact")
if len(vals) > 0 {
setAttr(rn, "width", vals[0], false)
}
if len(vals) > 1 {
setAttr(rn, "height", vals[1], false)
}
if len(vals) > 2 {
setAttr(rn, "depth", vals[2], false)
}
}
if tn = subNode(xn, "viewport_ratio"); tn != nil {
vals := ustr.Split(tn.Value, " ")
rn = ensureChild(ensureCreateNode(), "size_ratio")
setAttr(rn, "width", vals[0], false)
setAttr(rn, "height", vals[1], false)
}
if tn = subNode(xn, "mip_levels"); tn != nil {
setAttr(ensureChild(ensureCreateNode(), "mips"), "levels", tn.Value, false)
}
if tn = subNode(xn, "mipmap_generate"); tn != nil {
setAttr(ensureChild(ensureCreateNode(), "mips"), "auto_generate", tn.Value, false)
}
}
}
}
func convertImage(xn *xmlx.Node) {
hexFormat := attVal(xn, "format")
imgHeight := attValU64(xn, "height")
imgWidth := attValU64(xn, "width")
imgDepth := attValU64(xn, "depth")
if imgDepth == 0 {
imgDepth = 1
}
delAtts(xn, "height", "width", "depth", "format")
if len(hexFormat) == 0 {
hexFormat = HexFormat
}
hexData, refUrl, initNode, hexNode := "", "", subNode(xn, "init_from"), subNode(xn, "data")
if initNode != nil {
refUrl = initNode.Value
delNodeForce(initNode, true)
initNode = nil
}
if hexNode != nil {
hexData = hexNode.Value
delNodeForce(hexNode, true)
hexNode = nil
}
if (len(refUrl) > 0) || (len(hexData) > 0) {
initNode = xmlx.NewNode(xn.Type)
initNode.Name.Local = "init_from"
if len(refUrl) > 0 {
ensureChild(initNode, "ref").Value = refUrl
}
if len(hexData) > 0 {
hex := ensureChild(initNode, "hex")
setAttr(hex, "format", hexFormat, false)
hex.Value = hexData
hexData = ""
}
}
if (imgWidth != 0) && (imgHeight != 0) {
cn := xmlx.NewNode(xn.Type)
switch imgDepth {
case 1:
cn.Name.Local = "create_2d"
case 2:
cn.Name.Local = "create_3d"
default:
cn.Name.Local = "create_cube"
}
sn := ensureChild(cn, "size_exact")
setAttr(sn, "width", fmt.Sprintf("%v", imgWidth), false)
setAttr(sn, "height", fmt.Sprintf("%v", imgHeight), false)
if initNode != nil {
cn.AddChild(initNode)
}
xn.AddChild(cn)
} else if initNode != nil {
xn.AddChild(initNode)
}
if oldParent := xn.Parent; oldParent.Name.Local != "library_images" {
logFmt("!!MOVE image!!; this may be BUGGY, please report your use-case at GitHub Issues for this package!!\n")
id := attVal(xn, "id")
if len(id) == 0 {
id = fmt.Sprintf("img_moved_%v", time.Now().UnixNano())
}
if _, pos := moveNode(xn, nil, "library_images"); pos >= 0 {
xn = xmlx.NewNode(xn.Type)
xn.Name.Local = "instance_image"
setAttr(xn, "url", "#"+id, false)
xn.Parent = oldParent
oldParent.Children[pos] = xn
}
}
}