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diff --git a/Build/source/libs/harfbuzz/harfbuzz-src/src/dump-emoji.cc b/Build/source/libs/harfbuzz/harfbuzz-src/src/dump-emoji.cc
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+/*
+ * Copyright © 2018 Ebrahim Byagowi
+ *
+ * This is part of HarfBuzz, a text shaping library.
+ *
+ * Permission is hereby granted, without written agreement and without
+ * license or royalty fees, to use, copy, modify, and distribute this
+ * software and its documentation for any purpose, provided that the
+ * above copyright notice and the following two paragraphs appear in
+ * all copies of this software.
+ *
+ * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
+ * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
+ * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
+ * DAMAGE.
+ *
+ * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
+ * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ */
+
+#include "hb-static.cc"
+#include "hb-ot-color-cbdt-table.hh"
+#include "hb-ot-color-colr-table.hh"
+#include "hb-ot-color-cpal-table.hh"
+#include "hb-ot-color-sbix-table.hh"
+#include "hb-ot-color-svg-table.hh"
+
+#include "hb-ft.h"
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include FT_GLYPH_H
+
+#include <cairo.h>
+#include <cairo-ft.h>
+#include <cairo-svg.h>
+
+#ifdef HAVE_GLIB
+#include <glib.h>
+#endif
+#include <stdlib.h>
+#include <stdio.h>
+
+void cbdt_callback (const uint8_t* data, unsigned int length,
+ unsigned int group, unsigned int gid)
+{
+ char output_path[255];
+ sprintf (output_path, "out/cbdt-%d-%d.png", group, gid);
+ FILE *f = fopen (output_path, "wb");
+ fwrite (data, 1, length, f);
+ fclose (f);
+}
+
+void sbix_callback (const uint8_t* data, unsigned int length,
+ unsigned int group, unsigned int gid)
+{
+ char output_path[255];
+ sprintf (output_path, "out/sbix-%d-%d.png", group, gid);
+ FILE *f = fopen (output_path, "wb");
+ fwrite (data, 1, length, f);
+ fclose (f);
+}
+
+void svg_callback (const uint8_t* data, unsigned int length,
+ unsigned int start_glyph, unsigned int end_glyph)
+{
+ char output_path[255];
+ if (start_glyph == end_glyph)
+ sprintf (output_path, "out/svg-%d.svg", start_glyph);
+ else
+ sprintf (output_path, "out/svg-%d-%d.svg", start_glyph, end_glyph);
+
+ // append "z" if the content is gzipped
+ if ((data[0] == 0x1F) && (data[1] == 0x8B))
+ strcat (output_path, "z");
+
+ FILE *f = fopen (output_path, "wb");
+ fwrite (data, 1, length, f);
+ fclose (f);
+}
+
+void colr_cpal_rendering (cairo_font_face_t *cairo_face, unsigned int upem, unsigned int num_glyphs,
+ const OT::COLR *colr, const OT::CPAL *cpal)
+{
+ for (unsigned int i = 0; i < num_glyphs; ++i)
+ {
+ unsigned int first_layer_index, num_layers;
+ if (colr->get_base_glyph_record (i, &first_layer_index, &num_layers))
+ {
+ // Measure
+ cairo_text_extents_t extents;
+ {
+ cairo_surface_t *surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, 1, 1);
+ cairo_t *cr = cairo_create (surface);
+ cairo_set_font_face (cr, cairo_face);
+ cairo_set_font_size (cr, upem);
+
+ cairo_glyph_t *glyphs = (cairo_glyph_t *) calloc (num_layers, sizeof (cairo_glyph_t));
+ for (unsigned int j = 0; j < num_layers; ++j)
+ {
+ hb_codepoint_t glyph_id;
+ unsigned int color_index;
+ colr->get_layer_record (first_layer_index + j, &glyph_id, &color_index);
+ glyphs[j].index = glyph_id;
+ }
+ cairo_glyph_extents (cr, glyphs, num_layers, &extents);
+ free (glyphs);
+ cairo_surface_destroy (surface);
+ cairo_destroy (cr);
+ }
+
+ // Add a slight margin
+ extents.width += extents.width / 10;
+ extents.height += extents.height / 10;
+ extents.x_bearing -= extents.width / 20;
+ extents.y_bearing -= extents.height / 20;
+
+ // Render
+ unsigned int pallet_count = cpal->get_palette_count ();
+ for (unsigned int pallet = 0; pallet < pallet_count; ++pallet) {
+ char output_path[255];
+
+ // If we have more than one pallet, use a better namin
+ if (pallet_count == 1)
+ sprintf (output_path, "out/colr-%d.svg", i);
+ else
+ sprintf (output_path, "out/colr-%d-%d.svg", i, pallet);
+
+ cairo_surface_t *surface = cairo_svg_surface_create (output_path, extents.width, extents.height);
+ cairo_t *cr = cairo_create (surface);
+ cairo_set_font_face (cr, cairo_face);
+ cairo_set_font_size (cr, upem);
+
+ for (unsigned int j = 0; j < num_layers; ++j)
+ {
+ hb_codepoint_t glyph_id;
+ unsigned int color_index;
+ colr->get_layer_record (first_layer_index + j, &glyph_id, &color_index);
+
+ uint32_t color = cpal->get_color_record_argb (color_index, pallet);
+ int alpha = color & 0xFF;
+ int r = (color >> 8) & 0xFF;
+ int g = (color >> 16) & 0xFF;
+ int b = (color >> 24) & 0xFF;
+ cairo_set_source_rgba (cr, r / 255.f, g / 255.f, b / 255.f, alpha);
+
+ cairo_glyph_t glyph;
+ glyph.index = glyph_id;
+ glyph.x = -extents.x_bearing;
+ glyph.y = -extents.y_bearing;
+ cairo_show_glyphs (cr, &glyph, 1);
+ }
+
+ cairo_surface_destroy (surface);
+ cairo_destroy (cr);
+ }
+ }
+ }
+}
+
+void dump_glyphs (cairo_font_face_t *cairo_face, unsigned int upem, unsigned int num_glyphs)
+{
+ // Dump every glyph available on the font
+ return; // disabled for now
+ for (unsigned int i = 0; i < num_glyphs; ++i)
+ {
+ cairo_text_extents_t extents;
+ cairo_glyph_t glyph = {0};
+ glyph.index = i;
+
+ // Measure
+ {
+ cairo_surface_t *surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, 1, 1);
+ cairo_t *cr = cairo_create (surface);
+ cairo_set_font_face (cr, cairo_face);
+ cairo_set_font_size (cr, upem);
+
+ cairo_glyph_extents (cr, &glyph, 1, &extents);
+ cairo_surface_destroy (surface);
+ cairo_destroy (cr);
+ }
+
+ // Add a slight margin
+ extents.width += extents.width / 10;
+ extents.height += extents.height / 10;
+ extents.x_bearing -= extents.width / 20;
+ extents.y_bearing -= extents.height / 20;
+
+ // Render
+ {
+ char output_path[255];
+ sprintf (output_path, "out/%d.svg", i);
+ cairo_surface_t *surface = cairo_svg_surface_create (output_path, extents.width, extents.height);
+ cairo_t *cr = cairo_create (surface);
+ cairo_set_font_face (cr, cairo_face);
+ cairo_set_font_size (cr, upem);
+ glyph.x = -extents.x_bearing;
+ glyph.y = -extents.y_bearing;
+ cairo_show_glyphs (cr, &glyph, 1);
+ cairo_surface_destroy (surface);
+ cairo_destroy (cr);
+ }
+ }
+}
+
+int main (int argc, char **argv)
+{
+ if (argc != 2) {
+ fprintf (stderr, "usage: %s font-file.ttf\n", argv[0]);
+ exit (1);
+ }
+
+ hb_blob_t *blob = hb_blob_create_from_file (argv[1]);
+ hb_face_t *face = hb_face_create (blob, 0);
+ hb_font_t *font = hb_font_create (face);
+
+ OT::CBDT::accelerator_t cbdt;
+ cbdt.init (face);
+ cbdt.dump (cbdt_callback);
+ cbdt.fini ();
+
+ OT::sbix::accelerator_t sbix;
+ sbix.init (face);
+ sbix.dump (sbix_callback);
+ sbix.fini ();
+
+ OT::SVG::accelerator_t svg;
+ svg.init (face);
+ svg.dump (svg_callback);
+ svg.fini ();
+
+ OT::Sanitizer<OT::COLR> sanitizerCOLR;
+ hb_blob_t* colr_blob = sanitizerCOLR.sanitize (face->reference_table (HB_OT_TAG_COLR));
+ const OT::COLR *colr = colr_blob->as<OT::COLR> ();
+
+ OT::Sanitizer<OT::CPAL> sanitizerCPAL;
+ hb_blob_t* cpal_blob = sanitizerCPAL.sanitize (face->reference_table (HB_OT_TAG_CPAL));
+ const OT::CPAL *cpal = cpal_blob->as<OT::CPAL> ();
+
+ cairo_font_face_t *cairo_face;
+ {
+ FT_Library library;
+ FT_Init_FreeType (&library);
+ FT_Face ftface;
+ FT_New_Face (library, argv[1], 0, &ftface);
+ cairo_face = cairo_ft_font_face_create_for_ft_face (ftface, 0);
+ }
+ unsigned int num_glyphs = hb_face_get_glyph_count (face);
+ unsigned int upem = hb_face_get_upem (face);
+ colr_cpal_rendering (cairo_face, upem, num_glyphs, colr, cpal);
+ dump_glyphs (cairo_face, upem, num_glyphs);
+
+
+ hb_font_destroy (font);
+ hb_face_destroy (face);
+ hb_blob_destroy (blob);
+
+ return 0;
+}