[colr] Add some tests

This commit is contained in:
Matthias Clasen 2022-12-17 18:20:00 -05:00 committed by Behdad Esfahbod
parent 451414a27e
commit 30a6fd04d0
13 changed files with 601 additions and 0 deletions

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@ -0,0 +1,79 @@
start transform 0.019531 0.000000 0.000000 0.019531 0.000000 0.000000
push group
start clip glyph 13
start transform 1.000000 0.000000 0.000000 0.976807 0.000000 0.000000
radial gradient
p0 280.000000 440.000000 radius 0.000000
p1 280.000000 440.000000 radius 467.000000
colors
0.000000 16 1.000000
0.448792 15 1.000000
0.808594 14 1.000000
1.000000 12 1.000000
end transform
end clip
pop group mode 3
push group
start clip glyph 14
linear gradient
p0 231.000000 -27.000000
p1 1019.000000 -27.000000
p2 231.000000 -815.000000
colors
0.000000 12 1.000000
1.000000 12 1.000000
end clip
pop group mode 3
push group
start clip glyph 15
solid 9 1.000000
end clip
pop group mode 3
push group
start clip glyph 16
solid 0 1.000000
end clip
pop group mode 3
push group
start clip glyph 21
solid 9 1.000000
end clip
pop group mode 3
push group
push group
start clip glyph 16
linear gradient
p0 669.000000 776.000000
p1 180.000000 -106.000000
p2 -212.000000 1265.000000
colors
0.000000 5 1.000000
1.000000 1 1.000000
end clip
pop group mode 3
push group
start clip glyph 18
solid 2 0.200012
end clip
pop group mode 3
pop group mode 3
push group
start clip glyph 19
start transform 1.000000 0.000000 0.000000 0.969116 0.000000 0.000000
radial gradient
p0 588.000000 198.000000 radius 0.000000
p1 588.000000 198.000000 radius 342.000000
colors
0.000000 16 1.000000
0.448792 15 1.000000
0.808594 14 1.000000
1.000000 12 1.000000
end transform
end clip
pop group mode 3
push group
start clip glyph 20
solid 9 1.000000
end clip
pop group mode 3
end transform

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@ -0,0 +1,79 @@
start transform 0.019531 0.000000 0.003906 0.019531 0.000000 0.000000
push group
start clip glyph 13
start transform 1.000000 0.000000 0.000000 0.976807 0.000000 0.000000
radial gradient
p0 280.000000 440.000000 radius 0.000000
p1 280.000000 440.000000 radius 467.000000
colors
0.000000 16 1.000000
0.448792 15 1.000000
0.808594 14 1.000000
1.000000 12 1.000000
end transform
end clip
pop group mode 3
push group
start clip glyph 14
linear gradient
p0 231.000000 -27.000000
p1 1019.000000 -27.000000
p2 231.000000 -815.000000
colors
0.000000 12 1.000000
1.000000 12 1.000000
end clip
pop group mode 3
push group
start clip glyph 15
solid 9 1.000000
end clip
pop group mode 3
push group
start clip glyph 16
solid 0 1.000000
end clip
pop group mode 3
push group
start clip glyph 21
solid 9 1.000000
end clip
pop group mode 3
push group
push group
start clip glyph 16
linear gradient
p0 669.000000 776.000000
p1 180.000000 -106.000000
p2 -212.000000 1265.000000
colors
0.000000 5 1.000000
1.000000 1 1.000000
end clip
pop group mode 3
push group
start clip glyph 18
solid 2 0.200012
end clip
pop group mode 3
pop group mode 3
push group
start clip glyph 19
start transform 1.000000 0.000000 0.000000 0.969116 0.000000 0.000000
radial gradient
p0 588.000000 198.000000 radius 0.000000
p1 588.000000 198.000000 radius 342.000000
colors
0.000000 16 1.000000
0.448792 15 1.000000
0.808594 14 1.000000
1.000000 12 1.000000
end transform
end clip
pop group mode 3
push group
start clip glyph 20
solid 9 1.000000
end clip
pop group mode 3
end transform

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@ -0,0 +1,12 @@
start transform 0.020000 0.000000 0.000000 0.020000 0.000000 0.000000
start clip glyph 174
sweep gradient
center 500.000000 600.000000
angles 0.000000 6.283185
colors
0.250000 7 1.000000
0.416687 4 1.000000
0.583313 0 1.000000
0.750000 8 1.000000
end clip
end transform

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@ -0,0 +1,18 @@
start transform 0.020000 0.000000 0.000000 0.020000 0.000000 0.000000
push group
start clip glyph 3
solid 4 0.500000
end clip
push group
start transform 0.000000 0.000000 0.000000 0.000000 1000.000000 1000.000000
start transform 1.000000 -0.363874 -0.176283 1.000000 0.000000 0.000000
start transform 0.000000 0.000000 0.000000 0.000000 -1000.000000 -1000.000000
start clip glyph 3
solid 1 0.700012
end clip
end transform
end transform
end transform
pop group mode 4
pop group mode 3
end transform

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@ -0,0 +1,14 @@
start transform 0.020000 0.000000 0.000000 0.020000 0.000000 0.000000
push group
start clip glyph 3
solid 4 0.500000
end clip
push group
start transform 1.000000 0.000000 0.000000 1.000000 200.000000 200.000000
start clip glyph 3
solid 1 0.700012
end clip
end transform
pop group mode 4
pop group mode 3
end transform

View File

@ -0,0 +1,31 @@
start transform 0.020000 0.000000 0.000000 0.020000 0.000000 0.000000
push group
start clip glyph 3
solid 10 1.000000
end clip
pop group mode 3
push group
push group
start transform 0.000000 0.000000 0.000000 0.000000 333.000000 667.000000
start transform 8192.000000 0.000000 0.000000 8192.000000 0.000000 0.000000
start transform 0.000000 0.000000 0.000000 0.000000 -333.000000 -667.000000
start clip glyph 2
solid 12 1.000000
end clip
end transform
end transform
end transform
push group
start transform 0.000000 0.000000 0.000000 0.000000 667.000000 333.000000
start transform 8192.000000 0.000000 0.000000 8192.000000 0.000000 0.000000
start transform 0.000000 0.000000 0.000000 0.000000 -667.000000 -333.000000
start clip glyph 2
solid 11 1.000000
end clip
end transform
end transform
end transform
pop group mode 5
pop group mode 3
pop group mode 3
end transform

View File

@ -0,0 +1,12 @@
start transform 0.020000 0.000000 0.000000 0.020000 0.000000 0.000000
start clip glyph 165
linear gradient
p0 100.000000 950.000000
p1 2300.000000 950.000000
p2 -1000.000000 250.000000
colors
0.000000 0 1.000000
0.500000 4 1.000000
1.000000 2 1.000000
end clip
end transform

View File

@ -0,0 +1,22 @@
start transform 0.020000 0.000000 0.000000 0.020000 0.000000 0.000000
push group
start transform 1.000000 0.000000 0.000000 1.000000 150.000000 0.000000
start clip glyph 174
solid 3 1.000000
end clip
end transform
pop group mode 3
push group
start transform 1.000000 0.000000 0.000000 1.000000 -150.000000 0.000000
start clip glyph 174
linear gradient
p0 500.000000 250.000000
p1 500.000000 950.000000
p2 600.000000 250.000000
colors
0.000000 0 1.000000
1.000000 4 1.000000
end clip
end transform
pop group mode 3
end transform

View File

@ -0,0 +1,11 @@
start transform 0.020000 0.000000 0.000000 0.020000 0.000000 0.000000
start clip glyph 6
linear gradient
p0 100.000000 250.000000
p1 900.000000 250.000000
p2 100.000000 300.000000
colors
0.000000 0 1.000000
1.000000 4 1.000000
end clip
end transform

View File

@ -0,0 +1,11 @@
start transform 0.020000 0.000000 0.000000 0.020000 0.000000 0.000000
start clip glyph 2
radial gradient
p0 166.000000 768.000000 radius 0.000000
p1 166.000000 768.000000 radius 256.000000
colors
0.000000 3 1.000000
0.500000 9 1.000000
1.000000 0 1.000000
end clip
end transform

View File

@ -103,6 +103,9 @@ static hb_face_t *sbix = NULL;
static hb_face_t *svg = NULL; static hb_face_t *svg = NULL;
static hb_face_t *empty = NULL; static hb_face_t *empty = NULL;
static hb_face_t *colr_v1 = NULL;
static hb_face_t *colr_v1_2 = NULL;
#define assert_color_rgba(colors, i, r, g, b, a) G_STMT_START { \ #define assert_color_rgba(colors, i, r, g, b, a) G_STMT_START { \
const hb_color_t *_colors = (colors); \ const hb_color_t *_colors = (colors); \
const size_t _i = (i); \ const size_t _i = (i); \
@ -452,6 +455,304 @@ test_hb_ot_color_png (void)
hb_font_destroy (cbdt_font); hb_font_destroy (cbdt_font);
} }
/* ---- */
typedef struct {
int level;
GString *string;
} paint_data_t;
static void
print (paint_data_t *data,
const char *format,
...)
{
va_list args;
g_string_append_printf (data->string, "%*s", 2 * data->level, "");
va_start (args, format);
g_string_append_vprintf (data->string, format, args);
va_end (args);
g_string_append (data->string, "\n");
}
static void
push_transform (hb_paint_funcs_t *funcs,
void *paint_data,
float xx, float yx,
float xy, float yy,
float dx, float dy,
void *user_data)
{
paint_data_t *data = user_data;
print (data, "start transform %f %f %f %f %f %f", xx, yx, xy, yy, dx, dy);
data->level++;
}
static void
pop_transform (hb_paint_funcs_t *funcs,
void *paint_data,
void *user_data)
{
paint_data_t *data = user_data;
data->level--;
print (data, "end transform");
}
static void
push_clip_glyph (hb_paint_funcs_t *funcs,
void *paint_data,
hb_codepoint_t glyph,
void *user_data)
{
paint_data_t *data = user_data;
print (data, "start clip glyph %u", glyph);
data->level++;
}
static void
push_clip_rectangle (hb_paint_funcs_t *funcs,
void *paint_data,
float xmin, float ymin, float xmax, float ymax,
void *user_data)
{
paint_data_t *data = user_data;
print (data, "start clip rectangle %f %f %f %f", xmin, ymin, xmax, ymax);
data->level++;
}
static void
pop_clip (hb_paint_funcs_t *funcs,
void *paint_data,
void *user_data)
{
paint_data_t *data = user_data;
data->level--;
print (data, "end clip");
}
static void
paint_color (hb_paint_funcs_t *funcs,
void *paint_data,
unsigned int color_index,
float alpha,
void *user_data)
{
paint_data_t *data = user_data;
print (data, "solid %u %f", color_index, alpha);
}
static void
paint_image (hb_paint_funcs_t *funcs,
void *paint_data,
hb_blob_t *blob,
hb_tag_t format,
hb_glyph_extents_t *extents,
void *user_data)
{
paint_data_t *data = user_data;
char buf[5] = { 0, };
hb_tag_to_string (format, buf);
print (data, "image type %s extents %d %d %d %d\n",
buf, extents->x_bearing, extents->y_bearing, extents->width, extents->height);
}
static void
print_color_line (paint_data_t *data,
hb_color_line_t *color_line)
{
hb_color_stop_t *stops;
unsigned int len;
len = hb_color_line_get_color_stops (color_line, 0, NULL, NULL);
stops = alloca (len * sizeof (hb_color_stop_t));
hb_color_line_get_color_stops (color_line, 0, &len, stops);
print (data, "colors");
data->level += 1;
for (unsigned int i = 0; i < len; i++)
print (data, "%f %u %f", stops[i].offset, stops[i].color_index, stops[i].alpha);
data->level -= 1;
}
static void
paint_linear_gradient (hb_paint_funcs_t *funcs,
void *paint_data,
hb_color_line_t *color_line,
float x0, float y0,
float x1, float y1,
float x2, float y2,
void *user_data)
{
paint_data_t *data = user_data;
print (data, "linear gradient");
data->level += 1;
print (data, "p0 %f %f", x0, y0);
print (data, "p1 %f %f", x1, y1);
print (data, "p2 %f %f", x2, y2);
print_color_line (data, color_line);
data->level -= 1;
}
static void
paint_radial_gradient (hb_paint_funcs_t *funcs,
void *paint_data,
hb_color_line_t *color_line,
float x0, float y0, float r0,
float x1, float y1, float r1,
void *user_data)
{
paint_data_t *data = user_data;
print (data, "radial gradient");
data->level += 1;
print (data, "p0 %f %f radius %f", x0, y0, r0);
print (data, "p1 %f %f radius %f", x1, y1, r1);
print_color_line (data, color_line);
data->level -= 1;
}
static void
paint_sweep_gradient (hb_paint_funcs_t *funcs,
void *paint_data,
hb_color_line_t *color_line,
float cx, float cy,
float start_angle,
float end_angle,
void *user_data)
{
paint_data_t *data = user_data;
print (data, "sweep gradient");
data->level++;
print (data, "center %f %f", cx, cy);
print (data, "angles %f %f", start_angle, end_angle);
print_color_line (data, color_line);
data->level -= 1;
}
static void
push_group (hb_paint_funcs_t *funcs,
void *paint_data,
void *user_data)
{
paint_data_t *data = user_data;
print (data, "push group");
data->level++;
}
static void
pop_group (hb_paint_funcs_t *funcs,
void *paint_data,
hb_paint_composite_mode_t mode,
void *user_data)
{
paint_data_t *data = user_data;
data->level--;
print (data, "pop group mode %d", mode);
}
typedef struct {
const char *font_file;
int scale;
float slant;
hb_codepoint_t glyph;
const char *output;
} colrv1_test_t;
#define NOTO_HAND "fonts/noto_handwriting-cff2_colr_1.otf"
#define TEST_GLYPHS "fonts/test_glyphs-glyf_colr_1.ttf"
static colrv1_test_t colrv1_tests[] = {
{ NOTO_HAND, 20, 0., 10, "results/hand-20-0-10.txt" },
{ NOTO_HAND, 20, 0.2, 10, "results/hand-20-0.2-10.txt" },
{ TEST_GLYPHS, 20, 0, 6, "results/test-20-0-6.txt" },
{ TEST_GLYPHS, 20, 0, 10, "results/test-20-0-10.txt" },
{ TEST_GLYPHS, 20, 0, 92, "results/test-20-0-92.txt" },
{ TEST_GLYPHS, 20, 0, 106, "results/test-20-0-106.txt" },
{ TEST_GLYPHS, 20, 0, 116, "results/test-20-0-116.txt" },
{ TEST_GLYPHS, 20, 0, 123, "results/test-20-0-123.txt" },
{ TEST_GLYPHS, 20, 0, 165, "results/test-20-0-165.txt" },
{ TEST_GLYPHS, 20, 0, 175, "results/test-20-0-175.txt" },
};
static void
test_hb_ot_color_colr_v1 (gconstpointer d)
{
const colrv1_test_t *test = d;
hb_face_t *face;
hb_font_t *font;
hb_paint_funcs_t *funcs;
paint_data_t data;
char *file;
char *buffer;
gsize len;
GError *error = NULL;
face = hb_test_open_font_file (test->font_file);
font = hb_font_create (face);
hb_font_set_scale (font, test->scale, test->scale);
hb_font_set_synthetic_slant (font, test->slant);
funcs = hb_paint_funcs_create ();
hb_paint_funcs_set_push_transform_func (funcs, push_transform, &data, NULL);
hb_paint_funcs_set_pop_transform_func (funcs, pop_transform, &data, NULL);
hb_paint_funcs_set_push_clip_glyph_func (funcs, push_clip_glyph, &data, NULL);
hb_paint_funcs_set_push_clip_rectangle_func (funcs, push_clip_rectangle, &data, NULL);
hb_paint_funcs_set_pop_clip_func (funcs, pop_clip, &data, NULL);
hb_paint_funcs_set_push_group_func (funcs, push_group, &data, NULL);
hb_paint_funcs_set_pop_group_func (funcs, pop_group, &data, NULL);
hb_paint_funcs_set_color_func (funcs, paint_color, &data, NULL);
hb_paint_funcs_set_image_func (funcs, paint_image, &data, NULL);
hb_paint_funcs_set_linear_gradient_func (funcs, paint_linear_gradient, &data, NULL);
hb_paint_funcs_set_radial_gradient_func (funcs, paint_radial_gradient, &data, NULL);
hb_paint_funcs_set_sweep_gradient_func (funcs, paint_sweep_gradient, &data, NULL);
data.string = g_string_new ("");
data.level = 0;
hb_font_paint_glyph (font, test->glyph, funcs, &data);
if (getenv ("GENERATE_DATA"))
{
g_print ("%s\n", data.string->str);
exit (0);
}
file = g_test_build_filename (G_TEST_DIST, test->output, NULL);
if (!g_file_get_contents (file, &buffer, &len, &error))
{
g_test_fail_printf ("%s", error->message);
return;
}
if (strcmp (buffer, data.string->str) != 0)
{
g_test_fail_printf ("did not get the expected result");
}
g_free (buffer);
g_free (file);
g_string_free (data.string, TRUE);
hb_font_destroy (font);
hb_face_destroy (face);
}
int int
main (int argc, char **argv) main (int argc, char **argv)
{ {
@ -464,6 +765,8 @@ main (int argc, char **argv)
cbdt = hb_test_open_font_file ("fonts/chromacheck-cbdt.ttf"); cbdt = hb_test_open_font_file ("fonts/chromacheck-cbdt.ttf");
sbix = hb_test_open_font_file ("fonts/chromacheck-sbix.ttf"); sbix = hb_test_open_font_file ("fonts/chromacheck-sbix.ttf");
svg = hb_test_open_font_file ("fonts/chromacheck-svg.ttf"); svg = hb_test_open_font_file ("fonts/chromacheck-svg.ttf");
colr_v1 = hb_test_open_font_file ("fonts/noto_handwriting-cff2_colr_1.otf");
colr_v1_2 = hb_test_open_font_file ("fonts/test_glyphs-glyf_colr_1.ttf");
empty = hb_face_get_empty (); empty = hb_face_get_empty ();
hb_test_add (test_hb_ot_color_palette_get_count); hb_test_add (test_hb_ot_color_palette_get_count);
hb_test_add (test_hb_ot_color_palette_get_name_id_empty); hb_test_add (test_hb_ot_color_palette_get_name_id_empty);
@ -480,6 +783,13 @@ main (int argc, char **argv)
hb_test_add (test_hb_ot_color_has_data); hb_test_add (test_hb_ot_color_has_data);
hb_test_add (test_hb_ot_color_png); hb_test_add (test_hb_ot_color_png);
hb_test_add (test_hb_ot_color_svg); hb_test_add (test_hb_ot_color_svg);
for (unsigned int i = 0; i < G_N_ELEMENTS (colrv1_tests); i++)
{
char buf[10] = { 0, };
g_snprintf (buf, 10, "%d", i);
hb_test_add_data_flavor (&colrv1_tests[i], buf, test_hb_ot_color_colr_v1);
}
status = hb_test_run(); status = hb_test_run();
hb_face_destroy (cpal_v0); hb_face_destroy (cpal_v0);
hb_face_destroy (cpal_v1); hb_face_destroy (cpal_v1);
@ -487,5 +797,7 @@ main (int argc, char **argv)
hb_face_destroy (cbdt); hb_face_destroy (cbdt);
hb_face_destroy (sbix); hb_face_destroy (sbix);
hb_face_destroy (svg); hb_face_destroy (svg);
hb_face_destroy (colr_v1);
hb_face_destroy (colr_v1_2);
return status; return status;
} }