Function RichResourceTextInitialise

qrenderdoc/Code/QRDUtils.cpp:565–732

}

void RichResourceTextInitialise(QVariant &var, ICaptureContext *ctx, bool parseURLs)
{
  // we only upconvert from strings, any other type with a string representation is not expected to
  // contain ResourceIds. In particular if the variant is already a ResourceId we can return.
  if(GetVariantMetatype(var) != QMetaType::QString)
    return;

  // we trim the string because that will happen naturally when rendering as HTML, and it makes it
  // easier to detect strings where the only contents are ResourceId text.
  QString text = var.toString().trimmed();

  // do a simple string search first before using regular expressions
  if(!text.contains(lit("ResourceId::")) && !text.contains(lit("GPUAddress::")) &&
     !text.contains(lit("__rd_msgs::")) && !text.contains(QLatin1Char('@')) && !parseURLs &&
     !(text.startsWith(lit("<rdhtml>")) && text.endsWith(lit("</rdhtml>"))))
    return;

  // two forms: GPUAddress::012345        - typeless
  //            GPUAddress::012345::991   - using type 991 from PointerTypeRegistry
  static QRegularExpression addrRE(lit("GPUAddress::([0-9]*)(::([0-9]*))?"));

  QRegularExpressionMatch match = addrRE.match(text);

  if(match.hasMatch())
  {
    // don't support mixed text & addresses. Only do the replacement if we matched the whole string
    if(match.capturedStart(0) == 0 && match.capturedLength(0) == text.length())
    {
      GPUAddressPtr addr(new GPUAddress);
      addr->val.pointer = match.captured(1).toULongLong();

      // we deliberately set this to ResourceId() to indicate that we're using an ID from the
      // registry, not a shader-relative index
      addr->val.shader = ResourceId();
      addr->val.pointerTypeID = match.captured(3).toULong();

      var = QVariant::fromValue(addr);
      return;
    }

    return;
  }

  const bool forcehtml = text.startsWith(lit("<rdhtml>")) && text.endsWith(lit("</rdhtml>"));
  if(forcehtml)
  {
    text = text.mid(8, text.length() - 17);
  }

  // use regexp to split up into fragments of text and resourceid. The resourceid is then
  // formatted on the fly in RichResourceText::cacheDocument
  static QRegularExpression resRE(
      lit("(ResourceId::)([0-9]+)|(@)([0-9]+)|(__rd_msgs::)([0-9]+):([0-9]+)"));

  match = resRE.match(text);

  RichResourceTextPtr linkedText(new RichResourceText);