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path: Tweak printing a bit more

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We are dealing with floats here, so using
g_ascii_dtostr isn't really the best.

Update affected tests.
This commit is contained in:
Matthias Clasen 2023-09-17 21:32:41 -04:00
parent 957d494090
commit 9c159cf129
6 changed files with 65 additions and 34 deletions
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39
gsk/gskcontour.c
View File

@ -27,6 +27,13 @@
#include "gskpathpoint.h"
#include "gskstrokeprivate.h"
#include <float.h>
/* This is C11 */
#ifndef FLT_DECIMAL_DIG
#define FLT_DECIMAL_DIG 9
#endif
typedef struct _GskContourClass GskContourClass;
struct _GskContour
@ -98,15 +105,12 @@ struct _GskContourClass
#define RAD_TO_DEG(x) ((x) / (G_PI / 180.f))
static void
_g_string_append_double (GString *string,
const char *prefix,
double d)
_g_string_append_float (GString *string,
const char *prefix,
float f)
{
char buf[G_ASCII_DTOSTR_BUF_SIZE];
g_ascii_dtostr (buf, G_ASCII_DTOSTR_BUF_SIZE, d);
g_string_append (string, prefix);
g_string_append (string, buf);
g_string_append_printf (string, "%.*g", FLT_DECIMAL_DIG, f);
}
static void
@ -114,8 +118,8 @@ _g_string_append_point (GString *string,
const char *prefix,
const graphene_point_t *pt)
{
_g_string_append_double (string, prefix, pt->x);
_g_string_append_double (string, " ", pt->y);
_g_string_append_float (string, prefix, pt->x);
_g_string_append_float (string, " ", pt->y);
}
static gboolean
@ -481,7 +485,7 @@ foreach_print (GskPathOperation op,
case GSK_PATH_CONIC:
_g_string_append_point (string, " O ", &pts[1]);
_g_string_append_point (string, ", ", &pts[2]);
_g_string_append_double (string, ", ", weight);
_g_string_append_float (string, ", ", weight);
break;
default:
@ -1347,7 +1351,6 @@ gsk_circle_contour_print (const GskContour *contour,
{
const GskCircleContour *self = (const GskCircleContour *) contour;
float radius, radius_neg;
float weight = M_SQRT1_2;
if (self->radius > 0)
{
@ -1364,16 +1367,16 @@ gsk_circle_contour_print (const GskContour *contour,
_g_string_append_point (string, "M ", &GRAPHENE_POINT_INIT (self->center.x + radius, self->center.y));
_g_string_append_point (string, " o ", &GRAPHENE_POINT_INIT (0, radius));
_g_string_append_point (string, ", ", &GRAPHENE_POINT_INIT (radius_neg, radius));
_g_string_append_double (string, ", ", weight);
_g_string_append_float (string, ", ", M_SQRT1_2);
_g_string_append_point (string, " o ", &GRAPHENE_POINT_INIT (radius_neg, 0));
_g_string_append_point (string, ", ", &GRAPHENE_POINT_INIT (radius_neg, radius_neg));
_g_string_append_double (string, ", ", weight);
_g_string_append_float (string, ", ", M_SQRT1_2);
_g_string_append_point (string, " o ", &GRAPHENE_POINT_INIT (0, radius_neg));
_g_string_append_point (string, ", ", &GRAPHENE_POINT_INIT (radius, radius_neg));
_g_string_append_double (string, ", ", weight);
_g_string_append_float (string, ", ", M_SQRT1_2);
_g_string_append_point (string, " o ", &GRAPHENE_POINT_INIT (radius, 0));
_g_string_append_point (string, ", ", &GRAPHENE_POINT_INIT (radius, radius));
_g_string_append_double (string, ", ", weight);
_g_string_append_float (string, ", ", M_SQRT1_2);
g_string_append (string, " z");
}
@ -1804,9 +1807,9 @@ gsk_rect_contour_print (const GskContour *contour,
const GskRectContour *self = (const GskRectContour *) contour;
_g_string_append_point (string, "M ", &GRAPHENE_POINT_INIT (self->x, self->y));
_g_string_append_double (string, " h ", self->width);
_g_string_append_double (string, " v ", self->height);
_g_string_append_double (string, " h ", - self->width);
_g_string_append_float (string, " h ", self->width);
_g_string_append_float (string, " v ", self->height);
_g_string_append_float (string, " h ", - self->width);
g_string_append (string, " z");
}

15
testsuite/gsk/nodeparser/empty-fill.node
View File

@ -1 +1,14 @@
fill { }
fill {
child: color {
bounds: 1.22359 0 47.5528 45.2254;
color: rgb(255,0,204);
}
path: "\
M 25 0\
L 39.6946297 45.2254257\
L 1.22358704 17.2745743\
L 48.776413 17.2745743\
L 10.3053684 45.2254257\
Z";
fill-rule: winding;
}

8
testsuite/gsk/nodeparser/empty-fill.ref.node
View File

@ -5,10 +5,10 @@ fill {
}
path: "\
M 25 0\
L 39.694629669189453 45.225425720214844\
L 1.2235870361328125 17.274574279785156\
L 48.776412963867188 17.274574279785156\
L 10.305368423461914 45.225425720214844\
L 39.6946297 45.2254257\
L 1.22358704 17.2745743\
L 48.776413 17.2745743\
L 10.3053684 45.2254257\
Z";
fill-rule: winding;
}

17
testsuite/gsk/nodeparser/empty-stroke.node
View File

@ -1 +1,16 @@
stroke { }
stroke {
child: color {
bounds: -2.77641 -4 55.5528 53.2254;
color: rgb(255,0,204);
}
path: "\
M 25 0\
L 39.6946297 45.2254257\
L 1.22358704 17.2745743\
L 48.776413 17.2745743\
L 10.3053684 45.2254257\
Z";
line-width: 1;
line-cap: butt;
line-join: miter;
}

8
testsuite/gsk/nodeparser/empty-stroke.ref.node
View File

@ -5,10 +5,10 @@ stroke {
}
path: "\
M 25 0\
L 39.694629669189453 45.225425720214844\
L 1.2235870361328125 17.274574279785156\
L 48.776412963867188 17.274574279785156\
L 10.305368423461914 45.225425720214844\
L 39.6946297 45.2254257\
L 1.22358704 17.2745743\
L 48.776413 17.2745743\
L 10.3053684 45.2254257\
Z";
line-width: 1;
line-cap: butt;

12
testsuite/gsk/path-special-cases.c
View File

@ -1309,7 +1309,7 @@ test_rounded_rect_plain (void)
path = gsk_path_builder_free_to_path (builder);
s = gsk_path_to_string (path);
g_assert_cmpstr (s, ==, "M 20 10 L 100 10 O 110 10, 110 20, 0.70710676908493042 L 110 200 O 110 210, 100 210, 0.70710676908493042 L 20 210 O 10 210, 10 200, 0.70710676908493042 L 10 20 O 10 10, 20 10, 0.70710676908493042 Z");
g_assert_cmpstr (s, ==, "M 20 10 L 100 10 O 110 10, 110 20, 0.707106769 L 110 200 O 110 210, 100 210, 0.707106769 L 20 210 O 10 210, 10 200, 0.707106769 L 10 20 O 10 10, 20 10, 0.707106769 Z");
g_free (s);
measure = gsk_path_measure_new (path);
@ -1453,7 +1453,7 @@ test_rounded_rect_tricky (void)
path = gsk_path_builder_free_to_path (builder);
s = gsk_path_to_string (path);
g_assert_cmpstr (s, ==, "M 10 10 L 110 10 L 110 110 L 110 210 L 20 210 O 10 210, 10 200, 0.70710676908493042 L 10 10 Z");
g_assert_cmpstr (s, ==, "M 10 10 L 110 10 L 110 110 L 110 210 L 20 210 O 10 210, 10 200, 0.707106769 L 10 10 Z");
g_free (s);
measure = gsk_path_measure_new (path);
@ -1556,13 +1556,13 @@ test_rounded_rect_parse (void)
path = gsk_path_builder_free_to_path (builder);
s = gsk_path_to_string (path);
g_assert_cmpstr (s, ==, "M 12 10 L 104 10 O 110 10, 110 18, 0.70710676908493042 L 110 109 O 110 121, 100 121, 0.70710676908493042 L 24 121 O 10 121, 10 105, 0.70710676908493042 L 10 14 O 10 10, 12 10, 0.70710676908493042 Z");
g_assert_cmpstr (s, ==, "M 12 10 L 104 10 O 110 10, 110 18, 0.707106769 L 110 109 O 110 121, 100 121, 0.707106769 L 24 121 O 10 121, 10 105, 0.707106769 L 10 14 O 10 10, 12 10, 0.707106769 Z");
path2 = gsk_path_parse (s);
g_free (s);
s = gsk_path_to_string (path2);
g_assert_cmpstr (s, ==, "M 12 10 L 104 10 O 110 10, 110 18, 0.70710676908493042 L 110 109 O 110 121, 100 121, 0.70710676908493042 L 24 121 O 10 121, 10 105, 0.70710676908493042 L 10 14 O 10 10, 12 10, 0.70710676908493042 Z");
g_assert_cmpstr (s, ==, "M 12 10 L 104 10 O 110 10, 110 18, 0.707106769 L 110 109 O 110 121, 100 121, 0.707106769 L 24 121 O 10 121, 10 105, 0.707106769 L 10 14 O 10 10, 12 10, 0.707106769 Z");
g_free (s);
gsk_path_unref (path);
@ -1589,7 +1589,7 @@ test_circle_plain (void)
path = gsk_path_builder_free_to_path (builder);
s = gsk_path_to_string (path);
g_assert_cmpstr (s, ==, "M 110 100 o 0 10, -10 10, 0.70710676908493042 o -10 0, -10 -10, 0.70710676908493042 o 0 -10, 10 -10, 0.70710676908493042 o 10 0, 10 10, 0.70710676908493042 z");
g_assert_cmpstr (s, ==, "M 110 100 o 0 10, -10 10, 0.707106769 o -10 0, -10 -10, 0.707106769 o 0 -10, 10 -10, 0.707106769 o 10 0, 10 10, 0.707106769 z");
g_free (s);
measure = gsk_path_measure_new (path);
@ -1642,7 +1642,7 @@ test_circle_zero (void)
path = gsk_path_builder_free_to_path (builder);
s = gsk_path_to_string (path);
g_assert_cmpstr (s, ==, "M 100 100 o 0 0, 0 0, 0.70710676908493042 o 0 0, 0 0, 0.70710676908493042 o 0 0, 0 0, 0.70710676908493042 o 0 0, 0 0, 0.70710676908493042 z");
g_assert_cmpstr (s, ==, "M 100 100 o 0 0, 0 0, 0.707106769 o 0 0, 0 0, 0.707106769 o 0 0, 0 0, 0.707106769 o 0 0, 0 0, 0.707106769 z");
g_free (s);
measure = gsk_path_measure_new (path);