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#include <check.h>
#include <utouch/frame-mtdev.h>
#include <grail.h>
#include <string.h>
#include <stdio.h>
#include <unistd.h>
#include <fcntl.h>
#include <stdlib.h>
#include <time.h>
#include <math.h>
struct test_data {
struct evemu_device *evemu;
utouch_frame_handle fh;
grail_handle ge;
FILE *fp;
struct timeval evtime;
};
static int near(const struct grail_coord *p, float x, float y)
{
double dx = p->x - x;
double dy = p->y - y;
return dx * dx + dy * dy < 1e-8 * (x * x + y * y);
}
static int init_test_data(struct test_data *data, const char *path)
{
memset(data, 0, sizeof(*data));
data->fp = fopen(path, "r");
if (!data->fp)
return -1;
data->evemu = evemu_new(NULL);
if (!data->evemu || evemu_read(data->evemu, data->fp) <= 0)
return -1;
data->fh = utouch_frame_new_engine(100, 32, 100);
if (!data->fh || utouch_frame_init_mtdev(data->fh, data->evemu))
return -1;
data->ge = grail_new(data->fh, 10, 0);
if (!data->ge)
return -1;
return 0;
}
static void term_test_data(struct test_data *data)
{
grail_delete(data->ge);
utouch_frame_delete_engine(data->fh);
evemu_delete(data->evemu);
fclose(data->fp);
}
static int get_event(struct test_data *data, struct input_event *ev)
{
return evemu_read_event_realtime(data->fp, ev, &data->evtime) > 0;
}
static const struct grail_element *get_element(struct test_data *data,
const struct input_event *ev)
{
const struct utouch_frame *touch;
const struct grail_frame *frame;
touch = utouch_frame_pump_mtdev(data->fh, ev);
if (!touch)
return 0;
frame = grail_pump_frame(data->ge, touch);
if (!frame || !frame->num_ongoing)
return 0;
return frame->ongoing[frame->num_ongoing - 1];
}
START_TEST(device_coordinates)
{
struct test_data data;
struct input_event ev;
const struct grail_element *slot;
struct grail_coord pos = { 0, 0 };
fail_if(init_test_data(&data, "io/evemu/one-tap.evemu"));
while (get_event(&data, &ev)) {
slot = get_element(&data, &ev);
if (slot)
pos = slot->center;
}
fail_unless(near(&pos, 17087, 14790));
term_test_data(&data);
}
END_TEST
START_TEST(mapped_coordinates)
{
static const struct grail_coord min = { 0, 0 }, max = { 1.6, 1 };
struct test_data data;
struct input_event ev;
const struct grail_element *slot;
struct grail_coord pos = { 0, 0 };
fail_if(init_test_data(&data, "io/evemu/one-tap.evemu"));
grail_set_bbox(data.ge, &min, &max);
while (get_event(&data, &ev)) {
slot = get_element(&data, &ev);
if (slot)
pos = slot->center;
}
fail_unless(near(&pos, 0.834303, 0.451338));
term_test_data(&data);
}
END_TEST
Suite *make_transform_suite()
{
Suite *s = suite_create("grail-solver");
TCase *test;
test = tcase_create("device_coordinates");
tcase_add_test(test, device_coordinates);
suite_add_tcase(s, test);
test = tcase_create("mapped_coordinates");
tcase_add_test(test, mapped_coordinates);
suite_add_tcase(s, test);
return s;
}
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