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25 #include "hb-ot-var-cvar-table.hh"
27 // cvar table data from Multi-ABC.ttf
28 const char cvar_data[] = "\x0\x1\x0\x0\x0\x2\x0\x14\x0\x51\xa0\x0\xc0\x0\x0\x54\xa0\x0\x40\x0\x2a\x29\x17\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\xd\xff\x0\xfd\x1\x0\xff\x0\xfd\x1\x0\xdb\xdb\xe6\xe6\x82\x0\xfd\x84\x6\xfd\x0\x2\xe3\xe3\xec\xec\x82\x4\x1\xe3\xe3\xec\xec\x82\x0\x1\x2a\x29\x17\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\x1\xd\x1\x0\x5\xfd\x0\x1\x0\x5\xfd\x0\x61\x61\x44\x44\x82\x0\x5\x81\x9\x1\xff\x1\x7\xff\xfb\x49\x49\x35\x35\x82\x4\xff\x49\x49\x35\x35\x82\x0\xff";
31 test_decompile_cvar ()
33 const OT::cvar* cvar_table = reinterpret_cast<const OT::cvar*> (cvar_data);
34 unsigned point_count = 65;
35 unsigned axis_count = 1;
37 hb_tag_t axis_tag = HB_TAG ('w', 'g', 'h', 't');
38 hb_map_t axis_idx_tag_map;
39 axis_idx_tag_map.set (0, axis_tag);
41 OT::TupleVariationData::tuple_variations_t tuple_variations;
42 hb_vector_t<unsigned> shared_indices;
43 OT::TupleVariationData::tuple_iterator_t iterator;
45 const OT::TupleVariationData* tuple_var_data = reinterpret_cast<const OT::TupleVariationData*> (cvar_data + 4);
47 unsigned len = sizeof (cvar_data);
48 hb_bytes_t var_data_bytes{cvar_data+4, len - 4};
49 bool result = OT::TupleVariationData::get_tuple_iterator (var_data_bytes, axis_count, cvar_table,
50 shared_indices, &iterator);
53 result = tuple_var_data->decompile_tuple_variations (point_count, false, iterator, &axis_idx_tag_map,
54 shared_indices, hb_array<const OT::F2DOT14> (),
58 assert (tuple_variations.tuple_vars.length == 2);
59 for (unsigned i = 0; i < 2; i++)
61 assert (tuple_variations.tuple_vars[i].axis_tuples.get_population () == 1);
62 assert (!tuple_variations.tuple_vars[i].deltas_y);
63 assert (tuple_variations.tuple_vars[i].indices.length == 65);
64 assert (tuple_variations.tuple_vars[i].indices.length == tuple_variations.tuple_vars[i].deltas_x.length);
66 assert (tuple_variations.tuple_vars[0].axis_tuples.get (axis_tag) == Triple (-1.f, -1.f, 0.f));
67 assert (tuple_variations.tuple_vars[1].axis_tuples.get (axis_tag) == Triple (0.f, 1.f, 1.f));
69 hb_vector_t<float> deltas_1 {0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, -1.f, 0.f, -3.f, 1.f, 0.f, -1.f, 0.f, -3.f, 1.f, 0.f, -37.f, -37.f, -26.f, -26.f, 0.f, 0.f, 0.f, -3.f, 0.f, 0.f, 0.f, 0.f, 0.f, -3.f, 0.f, 2.f, -29.f, -29.f, -20.f, -20.f, 0.f, 0.f, 0.f, 1.f, -29.f, -29.f, -20.f, -20.f, 0.f, 0.f, 0.f, 1.f};
70 for (unsigned i = 0; i < 65; i++)
73 assert (tuple_variations.tuple_vars[0].indices[i] == 0);
76 assert (tuple_variations.tuple_vars[0].indices[i] == 1);
77 assert (tuple_variations.tuple_vars[0].deltas_x[i] == deltas_1[i]);
81 hb_vector_t<float> deltas_2 {0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 1.f, 0.f, 5.f, -3.f, 0.f, 1.f, 0.f, 5.f, -3.f, 0.f, 97.f, 97.f, 68.f, 68.f, 0.f, 0.f, 0.f, 5.f, 0.f, 0.f, 1.f, -1.f, 1.f, 7.f, -1.f, -5.f, 73.f, 73.f, 53.f, 53.f, 0.f, 0.f, 0.f, -1.f, 73.f, 73.f, 53.f, 53.f, 0.f, 0.f, 0.f, -1.f};
82 for (unsigned i = 0 ; i < 65; i++)
85 assert (tuple_variations.tuple_vars[1].indices[i] == 0);
88 assert (tuple_variations.tuple_vars[1].indices[i] == 1);
89 assert (tuple_variations.tuple_vars[1].deltas_x[i] == deltas_2[i]);
93 /* partial instancing wght=300:800 */
94 hb_hashmap_t<hb_tag_t, Triple> normalized_axes_location;
95 normalized_axes_location.set (axis_tag, Triple (-0.512817f, 0.f, 0.700012f));
97 hb_hashmap_t<hb_tag_t, TripleDistances> axes_triple_distances;
98 axes_triple_distances.set (axis_tag, TripleDistances (1.f, 1.f));
100 tuple_variations.instantiate (normalized_axes_location, axes_triple_distances);
102 assert (tuple_variations.tuple_vars[0].indices.length == 65);
103 assert (tuple_variations.tuple_vars[1].indices.length == 65);
104 assert (!tuple_variations.tuple_vars[0].deltas_y);
105 assert (!tuple_variations.tuple_vars[1].deltas_y);
106 assert (tuple_variations.tuple_vars[0].axis_tuples.get (axis_tag) == Triple (-1.f, -1.f, 0.f));
107 assert (tuple_variations.tuple_vars[1].axis_tuples.get (axis_tag) == Triple (0.f, 1.f, 1.f));
109 hb_vector_t<float> rounded_deltas_1 {0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, -1, 0.f, -2, 1, 0.f, -1, 0.f, -2, 1, 0.f, -19, -19, -13, -13, 0.f, 0.f, 0.f, -2, 0.f, 0.f, 0.f, 0.f, 0.f, -2, 0.f, 1, -15, -15, -10.f, -10.f, 0.f, 0.f, 0.f, 1, -15, -15, -10.f, -10.f, 0.f, 0.f, 0.f, 1};
111 hb_vector_t<float> rounded_deltas_2 {0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 0.f, 1, 0.f, 4, -2, 0.f, 1, 0.f, 4, -2, 0.f, 68, 68, 48, 48, 0.f, 0.f, 0.f, 4, 0.f, 0.f, 1, -1, 1, 5, -1, -4, 51, 51, 37, 37, 0.f, 0.f, 0.f, -1, 51, 51, 37, 37, 0.f, 0.f, 0.f, -1};
113 for (unsigned i = 0; i < 65; i++)
117 assert (tuple_variations.tuple_vars[0].indices[i] == 0);
118 assert (tuple_variations.tuple_vars[1].indices[i] == 0);
122 assert (tuple_variations.tuple_vars[0].indices[i] == 1);
123 assert (tuple_variations.tuple_vars[1].indices[i] == 1);
124 assert (roundf (tuple_variations.tuple_vars[0].deltas_x[i]) == rounded_deltas_1[i]);
125 assert (roundf (tuple_variations.tuple_vars[1].deltas_x[i]) == rounded_deltas_2[i]);
129 hb_map_t axes_index_map;
130 axes_index_map.set (0, 0);
131 bool res = tuple_variations.compile_bytes (axes_index_map, axis_idx_tag_map, false);
133 assert (tuple_variations.tuple_vars[0].compiled_tuple_header.length == 6);
134 const char tuple_var_header_1[] = "\x0\x51\xa0\x0\xc0\x0";
135 for (unsigned i = 0; i < 6; i++)
136 assert(tuple_variations.tuple_vars[0].compiled_tuple_header.arrayZ[i] == tuple_var_header_1[i]);
138 assert (tuple_variations.tuple_vars[1].compiled_tuple_header.length == 6);
139 const char tuple_var_header_2[] = "\x0\x54\xa0\x0\x40\x0";
140 for (unsigned i = 0; i < 6; i++)
141 assert(tuple_variations.tuple_vars[1].compiled_tuple_header.arrayZ[i] == tuple_var_header_2[i]);
143 assert (tuple_variations.tuple_vars[0].compiled_deltas.length == 37);
144 assert (tuple_variations.tuple_vars[1].compiled_deltas.length == 40);
145 const char compiled_deltas_1[] = "\x0d\xff\x00\xfe\x01\x00\xff\x00\xfe\x01\x00\xed\xed\xf3\xf3\x82\x00\xfe\x84\x06\xfe\x00\x01\xf1\xf1\xf6\xf6\x82\x04\x01\xf1\xf1\xf6\xf6\x82\x00\x01";
146 for (unsigned i = 0; i < 37; i++)
147 assert (tuple_variations.tuple_vars[0].compiled_deltas.arrayZ[i] == compiled_deltas_1[i]);
149 const char compiled_deltas_2[] = "\x0d\x01\x00\x04\xfe\x00\x01\x00\x04\xfe\x00\x44\x44\x30\x30\x82\x00\x04\x81\x09\x01\xff\x01\x05\xff\xfc\x33\x33\x25\x25\x82\x04\xff\x33\x33\x25\x25\x82\x00\xff";
150 for (unsigned i = 0; i < 40; i++)
151 assert (tuple_variations.tuple_vars[1].compiled_deltas.arrayZ[i] == compiled_deltas_2[i]);
155 main (int argc, char **argv)
157 test_decompile_cvar ();