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#include <gtest/gtest.h>
#include <Imlib2.h>
#include <zlib.h>
#include "config.h"
int debug = 0;
#define D(...) if (debug) printf(__VA_ARGS__)
#define TOPDIR SRC_DIR
#define FILE_DIR "test/images"
#define FILE_REF1 "icon-64" // RGB
#define FILE_REF2 "xeyes" // ARGB (shaped)
typedef struct {
double ang;
unsigned int crc[4];
} tv_t;
typedef struct {
const char *file;
const tv_t *tv; // Test values
} td_t;
/**INDENT-OFF**/
static const tv_t tv1[] = {
// No MMX MMX
// -aa +aa -aa +aa
{ 0., { 1846436624, 3612624604, 1846436624, 536176561 }},
{ 45., { 1979789244, 1737563695, 1979789244, 3607723297 }},
{ -45., { 2353730795, 1790877659, 2353730795, 1363960023 }},
};
static const tv_t tv2[] = {
// No MMX MMX
// -aa +aa -aa +aa
{ 0., { 3781676802, 1917972659, 3781676802, 1382339688 }},
{ 45., { 1660877013, 3746858440, 1660877013, 2023517531 }},
{ -45., { 1613585557, 2899764477, 1613585557, 4239058833 }},
};
#define N_VAL (sizeof(tv1) / sizeof(tv_t))
static const td_t td[] = {
{ FILE_REF1, tv1 },
{ FILE_REF2, tv2 },
};
/**INDENT-ON**/
static void
test_rotate(int no, int aa)
{
const td_t *ptd;
char filei[256];
char fileo[256];
// int wi, hi;
int wo, ho;
unsigned int i, ic, crc;
Imlib_Image imi, imo;
Imlib_Load_Error lerr;
unsigned char *data;
ptd = &td[no];
ic = aa; // CRC index
#ifdef DO_MMX_ASM
// Hmm.. MMX functions appear to produce a slightly different result
if (!getenv("IMLIB2_ASM_OFF"))
ic += 2;
#endif
snprintf(filei, sizeof(filei), "%s/%s/%s.png", TOPDIR, FILE_DIR, ptd->file);
D("Load '%s'\n", filei);
imi = imlib_load_image(filei);
ASSERT_TRUE(imi);
imlib_context_set_anti_alias(aa);
for (i = 0; i < N_VAL; i++)
{
imlib_context_set_image(imi);
//wi = imlib_image_get_width();
//hi = imlib_image_get_height();
D("Rotate %f\n", ptd->tv[i].ang);
imo = imlib_create_rotated_image(ptd->tv[i].ang);
ASSERT_TRUE(imo);
imlib_context_set_image(imo);
wo = imlib_image_get_width();
ho = imlib_image_get_height();
snprintf(fileo, sizeof(fileo), "%s/rotate-%s-%dx%d-%d.%s",
".", ptd->file, wo, ho, i, "png");
imlib_image_set_format("png");
D("Save '%s'\n", fileo);
imlib_save_image_with_error_return(fileo, &lerr);
EXPECT_EQ(lerr, 0);
if (lerr)
D("Error %d saving '%s'\n", lerr, fileo);
data = (unsigned char *)imlib_image_get_data_for_reading_only();
crc = crc32(0, data, wo * ho * sizeof(DATA32));
EXPECT_EQ(crc, ptd->tv[i].crc[ic]);
imlib_context_set_image(imo);
imlib_free_image_and_decache();
}
imlib_context_set_image(imi);
imlib_free_image_and_decache();
}
TEST(ROTAT, rotate_1_aa)
{
test_rotate(0, 1);
}
TEST(ROTAT, rotate_1_noaa)
{
test_rotate(0, 0);
}
TEST(ROTAT, rotate_2_aa)
{
test_rotate(1, 1);
}
TEST(ROTAT, rotate_2_noaa)
{
test_rotate(1, 0);
}
int
main(int argc, char **argv)
{
const char *s;
::testing::InitGoogleTest(&argc, argv);
for (argc--, argv++; argc > 0; argc--, argv++)
{
s = argv[0];
if (*s++ != '-')
break;
switch (*s)
{
case 'd':
debug++;
break;
}
}
return RUN_ALL_TESTS();
}
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