Program: 62083
Project: 62083
Buggy source:
@Override public BufferedImage toImage(int frame,List<Tag> tags,RECT displayRect,HashMap<Integer,CharacterTag> characters,Stack<Integer> visited){
  RECT bound=getBounds();
  int fixX=-bound.Xmin;
  int fixY=-bound.Ymin;
  BufferedImage ret=new BufferedImage(bound.getWidth() / 20,bound.getHeight() / 20,BufferedImage.TYPE_INT_ARGB);
  Color textColor=new Color(0,0,0);
  FontTag font=null;
  int textHeight=12;
  int x=bound.Xmin;
  int y=0;
  Graphics2D g=(Graphics2D)ret.getGraphics();
  g.setRenderingHint(RenderingHints.KEY_INTERPOLATION,RenderingHints.VALUE_INTERPOLATION_BILINEAR);
  g.setRenderingHint(RenderingHints.KEY_RENDERING,RenderingHints.VALUE_RENDER_QUALITY);
  g.setRenderingHint(RenderingHints.KEY_ANTIALIASING,RenderingHints.VALUE_ANTIALIAS_ON);
  List<SHAPE> glyphs=new ArrayList<>();
  for (  TEXTRECORD rec : textRecords) {
    if (rec.styleFlagsHasColor) {
      textColor=rec.textColor.toColor();
    }
    if (rec.styleFlagsHasFont) {
      font=(FontTag)characters.get(rec.fontId);
      glyphs=font.getGlyphShapeTable();
      textHeight=rec.textHeight;
    }
    if (rec.styleFlagsHasXOffset) {
      x=rec.xOffset * 1000 / textHeight;
    }
    if (rec.styleFlagsHasYOffset) {
      y=rec.yOffset * 1000 / textHeight;
    }
    for (    GLYPHENTRY entry : rec.glyphEntries) {
      RECT rect=SHAPERECORD.getBounds(glyphs.get(entry.glyphIndex).shapeRecords);
      rect.Xmax/=font.getDivider();
      rect.Xmin/=font.getDivider();
      rect.Ymax/=font.getDivider();
      rect.Ymin/=font.getDivider();
      BufferedImage img=SHAPERECORD.shapeToImage(tags,1,null,null,glyphs.get(entry.glyphIndex).shapeRecords,textColor);
      AffineTransform tr=new AffineTransform();
      tr.setToIdentity();
      float rat=textHeight / 1000f;
      tr.translate(rat * x / 20,rat * (y + rect.Ymin) / 20);
      tr.scale(rat / font.getDivider(),rat / font.getDivider());
      tr.translate(fixX,fixY);
      g.drawImage(img,tr,null);
      x+=entry.glyphAdvance * 1000 / textHeight;
    }
  }
  return ret;
}

Fixed version (ground truth):
@Override public BufferedImage toImage(int frame,List<Tag> tags,RECT displayRect,HashMap<Integer,CharacterTag> characters,Stack<Integer> visited){
  RECT bound=getBounds();
  int fixX=-bound.Xmin;
  int fixY=-bound.Ymin;
  BufferedImage ret=new BufferedImage(bound.getWidth() / 20,bound.getHeight() / 20,BufferedImage.TYPE_INT_ARGB);
  Color textColor=new Color(0,0,0);
  FontTag font=null;
  int textHeight=12;
  int x=bound.Xmin;
  int y=0;
  Graphics2D g=(Graphics2D)ret.getGraphics();
  g.setRenderingHint(RenderingHints.KEY_INTERPOLATION,RenderingHints.VALUE_INTERPOLATION_BILINEAR);
  g.setRenderingHint(RenderingHints.KEY_RENDERING,RenderingHints.VALUE_RENDER_QUALITY);
  g.setRenderingHint(RenderingHints.KEY_ANTIALIASING,RenderingHints.VALUE_ANTIALIAS_ON);
  List<SHAPE> glyphs=new ArrayList<>();
  for (  TEXTRECORD rec : textRecords) {
    if (rec.styleFlagsHasColor) {
      textColor=rec.textColor.toColor();
    }
    if (rec.styleFlagsHasFont) {
      font=(FontTag)characters.get(rec.fontId);
      glyphs=font.getGlyphShapeTable();
      textHeight=rec.textHeight;
    }
    if (rec.styleFlagsHasXOffset) {
      x=rec.xOffset * 1024 / textHeight;
    }
    if (rec.styleFlagsHasYOffset) {
      y=rec.yOffset * 1024 / textHeight;
    }
    for (    GLYPHENTRY entry : rec.glyphEntries) {
      RECT rect=SHAPERECORD.getBounds(glyphs.get(entry.glyphIndex).shapeRecords);
      rect.Xmax/=font.getDivider();
      rect.Xmin/=font.getDivider();
      rect.Ymax/=font.getDivider();
      rect.Ymin/=font.getDivider();
      BufferedImage img=SHAPERECORD.shapeToImage(tags,1,null,null,glyphs.get(entry.glyphIndex).shapeRecords,textColor);
      AffineTransform tr=new AffineTransform();
      tr.setToIdentity();
      float rat=textHeight / 1024f;
      tr.translate(rat * x / 20,rat * (y + rect.Ymin) / 20);
      tr.scale(rat / font.getDivider(),rat / font.getDivider());
      tr.translate(fixX,fixY);
      g.drawImage(img,tr,null);
      x+=entry.glyphAdvance * 1024 / textHeight;
    }
  }
  return ret;
}