Chiebot-Mirror
/
harfbuzz
8
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

[ot-glyph] Add tests for hb_ot_glyph_decompose

Browse Source
pull/2016/head
Ebrahim Byagowi 5 years ago
parent 06a1fcb3b4
commit 42f4f1ea50
4 changed files with 207 additions and 10 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Split View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 2
      src/hb-ot-glyf-table.hh
  2. 1
      test/api/Makefile.am
  3. 24
      test/api/test-ot-face.c
  4. 190
      test/api/test-ot-glyph.c

2
src/hb-ot-glyf-table.hh
Unescape View File

@ -1046,7 +1046,7 @@ struct glyf
get_path (hb_font_t *font, hb_codepoint_t gid,
hb_ot_glyph_decompose_funcs_t *funcs, void *user_data) const
{
/* TODO: Make it work alloc free and without all_points vector */
/* TODO: Make it alloc free and work without all_points vector */
contour_point_vector_t all_points;
if (unlikely (!get_points (font, gid, all_points))) return false;
hb_array_t<contour_point_t> points = all_points.sub_array (0, all_points.length - 4);

1
test/api/Makefile.am
Unescape View File

@ -38,6 +38,7 @@ TEST_PROGS = \
test-map \
test-object \
test-ot-face \
test-ot-glyph \
test-ot-glyphname \
test-set \
test-shape \

24
test/api/test-ot-face.c
Unescape View File

@ -31,22 +31,28 @@
/* Unit tests for hb-ot-*.h */
#if defined(__GNUC__) && (__GNUC__ >= 4) || (__clang__)
#define HB_UNUSED __attribute__((unused))
#else
#define HB_UNUSED
#endif
static void
move_to (hb_position_t to_x, hb_position_t to_y, void *user_data) {}
move_to (hb_position_t to_x HB_UNUSED, hb_position_t to_y HB_UNUSED, void *user_data HB_UNUSED) {}
static void
line_to (hb_position_t to_x, hb_position_t to_y, void *user_data) {}
line_to (hb_position_t to_x HB_UNUSED, hb_position_t to_y HB_UNUSED, void *user_data HB_UNUSED) {}
static void
conic_to (hb_position_t control_x, hb_position_t control_y,
hb_position_t to_x, hb_position_t to_y,
void *user_data) {}
conic_to (hb_position_t control_x HB_UNUSED, hb_position_t control_y HB_UNUSED,
hb_position_t to_x HB_UNUSED, hb_position_t to_y HB_UNUSED,
void *user_data HB_UNUSED) {}
static void
cubic_to (hb_position_t control1_x, hb_position_t control1_y,
hb_position_t control2_x, hb_position_t control2_y,
hb_position_t to_x, hb_position_t to_y,
void *user_data) {}
cubic_to (hb_position_t control1_x HB_UNUSED, hb_position_t control1_y HB_UNUSED,
hb_position_t control2_x HB_UNUSED, hb_position_t control2_y HB_UNUSED,
hb_position_t to_x HB_UNUSED, hb_position_t to_y HB_UNUSED,
void *user_data HB_UNUSED) {}
static void
test_face (hb_face_t *face,

190
test/api/test-ot-glyph.c
Unescape View File

@ -0,0 +1,190 @@
/*
* Copyright © 2020 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-test.h"
#include <hb-ot.h>
static void
move_to (hb_position_t to_x, hb_position_t to_y, void *user_data)
{
char *str = (char *) user_data;
sprintf (str+strlen (str), "M%d,%d", to_x, to_y);
}
static void
line_to (hb_position_t to_x, hb_position_t to_y, void *user_data)
{
char *str = (char *) user_data;
sprintf (str+strlen (str), "L%d,%d", to_x, to_y);
}
static void
conic_to (hb_position_t control_x, hb_position_t control_y,
hb_position_t to_x, hb_position_t to_y,
void *user_data)
{
char *str = (char *) user_data;
sprintf (str+strlen (str), "Q%d,%d %d,%d",
control_x, control_y,
to_x, to_y);
}
static void
cubic_to (hb_position_t control1_x, hb_position_t control1_y,
hb_position_t control2_x, hb_position_t control2_y,
hb_position_t to_x, hb_position_t to_y,
void *user_data)
{
char *str = (char *) user_data;
sprintf (str+strlen (str), "C%d,%d %d,%d %d,%d",
control1_x, control1_y,
control2_x, control2_y,
to_x, to_y);
}
static void
test_hb_ot_glyph_empty (void)
{
hb_ot_glyph_decompose_funcs_t funcs;
funcs.move_to = (hb_ot_glyph_decompose_move_to_func_t) move_to;
funcs.line_to = (hb_ot_glyph_decompose_line_to_func_t) line_to;
funcs.conic_to = (hb_ot_glyph_decompose_conic_to_func_t) conic_to;
funcs.cubic_to = (hb_ot_glyph_decompose_cubic_to_func_t) cubic_to;
g_assert (!hb_ot_glyph_decompose (hb_font_get_empty (), 3, &funcs, NULL));
}
static void
test_hb_ot_glyph_glyf (void)
{
hb_ot_glyph_decompose_funcs_t funcs;
funcs.move_to = (hb_ot_glyph_decompose_move_to_func_t) move_to;
funcs.line_to = (hb_ot_glyph_decompose_line_to_func_t) line_to;
funcs.conic_to = (hb_ot_glyph_decompose_conic_to_func_t) conic_to;
funcs.cubic_to = (hb_ot_glyph_decompose_cubic_to_func_t) cubic_to;
hb_face_t *face = hb_test_open_font_file ("fonts/SourceSerifVariable-Roman-VVAR.abc.ttf");
hb_font_t *font = hb_font_create (face);
hb_face_destroy (face);
char str[1024] = {0};
g_assert (!hb_ot_glyph_decompose (font, 4, &funcs, str));
g_assert (hb_ot_glyph_decompose (font, 3, &funcs, str));
char expected[] = "M275,442L275,442Q232,442 198,420Q164,397 145,353Q126,309 126,245L126,245"
"Q126,182 147,139Q167,95 204,73Q240,50 287,50L287,50Q330,50 367,70Q404,90 427,128L427,128L451,116"
"Q431,54 384,21Q336,-13 266,-13L266,-13Q198,-13 148,18Q97,48 70,104Q43,160 43,236L43,236Q43,314 76,371"
"Q108,427 160,457Q212,487 272,487L272,487Q316,487 354,470Q392,453 417,424Q442,395 448,358"
"L448,358Q441,321 403,321L403,321Q378,321 367,334Q355,347 350,366L350,366L325,454L371,417"
"Q346,430 321,436Q296,442 275,442";
g_assert_cmpmem (str, strlen (str), expected, sizeof (expected) - 1);
hb_variation_t var;
var.tag = HB_TAG ('w','g','h','t');
var.value = 800;
hb_font_set_variations (font, &var, 1);
char str2[1024] = {0};
g_assert (hb_ot_glyph_decompose (font, 3, &funcs, str2));
char expected2[] = "M323,448L323,448Q297,448 271,430Q244,412 227,371Q209,330 209,261L209,261Q209,204 226,166"
"Q242,127 273,107Q303,86 344,86L344,86Q378,86 404,101Q430,115 451,137L451,137L488,103"
"Q458,42 404,13Q350,-16 279,-16L279,-16Q211,-16 153,13Q95,41 60,99Q25,156 25,241L25,241"
"Q25,323 62,382Q99,440 163,471Q226,501 303,501L303,501Q357,501 399,481"
"Q440,460 464,426Q488,392 492,352L492,352Q475,297 420,297L420,297Q390,297 366,320"
"Q342,342 339,401L339,401L333,469L411,427Q387,438 368,443Q348,448 323,448";
g_assert_cmpmem (str2, strlen (str2), expected2, sizeof (expected2) - 1);
hb_font_destroy (font);
}
static void
test_hb_ot_glyph_cff1 (void)
{
hb_ot_glyph_decompose_funcs_t funcs;
funcs.move_to = (hb_ot_glyph_decompose_move_to_func_t) move_to;
funcs.line_to = (hb_ot_glyph_decompose_line_to_func_t) line_to;
funcs.conic_to = (hb_ot_glyph_decompose_conic_to_func_t) conic_to;
funcs.cubic_to = (hb_ot_glyph_decompose_cubic_to_func_t) cubic_to;
hb_face_t *face = hb_test_open_font_file ("fonts/cff1_seac.otf");
hb_font_t *font = hb_font_create (face);
hb_face_destroy (face);
char str[1024] = {0};
g_assert (hb_ot_glyph_decompose (font, 3, &funcs, str));
char expected[] = "M203,367C227,440 248,512 268,588L272,588C293,512 314,440 338,367"
"L369,267L172,267M3,0L88,0L151,200L390,200L452,0L541,0L319,656L225,656"
"M300,653L342,694L201,861L143,806";
g_assert_cmpmem (str, strlen (str), expected, sizeof (expected) - 1);
hb_font_destroy (font);
}
static void
test_hb_ot_glyph_cff2 (void)
{
hb_ot_glyph_decompose_funcs_t funcs;
funcs.move_to = (hb_ot_glyph_decompose_move_to_func_t) move_to;
funcs.line_to = (hb_ot_glyph_decompose_line_to_func_t) line_to;
funcs.conic_to = (hb_ot_glyph_decompose_conic_to_func_t) conic_to;
funcs.cubic_to = (hb_ot_glyph_decompose_cubic_to_func_t) cubic_to;
hb_face_t *face = hb_test_open_font_file ("fonts/AdobeVFPrototype.abc.otf");
hb_font_t *font = hb_font_create (face);
hb_face_destroy (face);
char str[1024] = {0};
g_assert (hb_ot_glyph_decompose (font, 3, &funcs, str));
char expected[] = "M275,442C303,442 337,435 371,417L325,454L350,366C357,341 370,321 403,321"
"C428,321 443,333 448,358C435,432 361,487 272,487C153,487 43,393 43,236"
"C43,83 129,-13 266,-13C360,-13 424,33 451,116L427,128C396,78 345,50 287,50"
"C193,50 126,119 126,245C126,373 188,442 275,442";
g_assert_cmpmem (str, strlen (str), expected, sizeof (expected) - 1);
hb_variation_t var;
var.tag = HB_TAG ('w','g','h','t');
var.value = 800;
hb_font_set_variations (font, &var, 1);
char str2[1024] = {0};
g_assert (hb_ot_glyph_decompose (font, 3, &funcs, str2));
char expected2[] = "M323,448C356,448 380,441 411,427L333,469L339,401C343,322 379,297 420,297"
"C458,297 480,314 492,352C486,433 412,501 303,501C148,501 25,406 25,241"
"C25,70 143,-16 279,-16C374,-16 447,22 488,103L451,137C423,107 390,86 344,86"
"C262,86 209,148 209,261C209,398 271,448 323,448";
g_assert_cmpmem (str2, strlen (str2), expected2, sizeof (expected2) - 1);
hb_font_destroy (font);
}
int
main (int argc, char **argv)
{
hb_test_init (&argc, &argv);
hb_test_add (test_hb_ot_glyph_empty);
hb_test_add (test_hb_ot_glyph_glyf);
hb_test_add (test_hb_ot_glyph_cff1);
hb_test_add (test_hb_ot_glyph_cff2);
return hb_test_run ();
}
Write Preview
Loading…
Cancel
Save