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/* Apache License, Version 2.0 */
#include "testing/testing.h"
#include "BLI_utildefines.h"
#include "ED_keyframes_keylist.h"
#include "DNA_anim_types.h"
#include "DNA_curve_types.h"
#include "MEM_guardedalloc.h"
#include "BKE_fcurve.h"
#include <functional>
#include <optional>
namespace blender::editor::animation::tests {
const float KEYLIST_NEAR_ERROR = 0.1;
const float FRAME_STEP = 0.005;
static void build_fcurve(FCurve &fcurve)
{
fcurve.totvert = 3;
fcurve.bezt = static_cast<BezTriple *>(
MEM_callocN(sizeof(BezTriple) * fcurve.totvert, "BezTriples"));
fcurve.bezt[0].vec[1][0] = 10.f;
fcurve.bezt[0].vec[1][1] = 1.f;
fcurve.bezt[1].vec[1][0] = 20.f;
fcurve.bezt[1].vec[1][1] = 2.f;
fcurve.bezt[2].vec[1][0] = 30.f;
fcurve.bezt[2].vec[1][1] = 1.f;
}
static AnimKeylist *create_test_keylist()
{
FCurve *fcurve = BKE_fcurve_create();
build_fcurve(*fcurve);
AnimKeylist *keylist = ED_keylist_create();
fcurve_to_keylist(nullptr, fcurve, keylist, 0);
BKE_fcurve_free(fcurve);
ED_keylist_prepare_for_direct_access(keylist);
return keylist;
}
static void assert_act_key_column(const ActKeyColumn *column,
const std::optional<float> expected_frame)
{
if (expected_frame.has_value()) {
EXPECT_NE(column, nullptr);
EXPECT_NEAR(column->cfra, *expected_frame, KEYLIST_NEAR_ERROR);
}
else {
EXPECT_EQ(column, nullptr);
}
}
using KeylistFindFunction = std::function<const ActKeyColumn *(const AnimKeylist *, float)>;
static float check_keylist_find_range(const AnimKeylist *keylist,
KeylistFindFunction keylist_find_func,
const float frame_from,
const float frame_to,
const std::optional<float> expected_frame)
{
float cfra = frame_from;
for (; cfra < frame_to; cfra += FRAME_STEP) {
const ActKeyColumn *found = keylist_find_func(keylist, cfra);
assert_act_key_column(found, expected_frame);
}
return cfra;
}
static float check_keylist_find_next_range(const AnimKeylist *keylist,
const float frame_from,
const float frame_to,
const std::optional<float> expected_frame)
{
return check_keylist_find_range(
keylist, ED_keylist_find_next, frame_from, frame_to, expected_frame);
}
TEST(keylist, find_next)
{
AnimKeylist *keylist = create_test_keylist();
float cfra = check_keylist_find_next_range(keylist, 0.0f, 9.99f, 10.0f);
cfra = check_keylist_find_next_range(keylist, cfra, 19.99f, 20.0f);
cfra = check_keylist_find_next_range(keylist, cfra, 29.99f, 30.0f);
cfra = check_keylist_find_next_range(keylist, cfra, 39.99f, std::nullopt);
ED_keylist_free(keylist);
}
static float check_keylist_find_prev_range(const AnimKeylist *keylist,
const float frame_from,
const float frame_to,
const std::optional<float> expected_frame)
{
return check_keylist_find_range(
keylist, ED_keylist_find_prev, frame_from, frame_to, expected_frame);
}
TEST(keylist, find_prev)
{
AnimKeylist *keylist = create_test_keylist();
float cfra = check_keylist_find_prev_range(keylist, 0.0f, 10.01f, std::nullopt);
cfra = check_keylist_find_prev_range(keylist, cfra, 20.01f, 10.0f);
cfra = check_keylist_find_prev_range(keylist, cfra, 30.01f, 20.0f);
cfra = check_keylist_find_prev_range(keylist, cfra, 49.99f, 30.0f);
ED_keylist_free(keylist);
}
static float check_keylist_find_exact_range(const AnimKeylist *keylist,
const float frame_from,
const float frame_to,
const std::optional<float> expected_frame)
{
return check_keylist_find_range(
keylist, ED_keylist_find_exact, frame_from, frame_to, expected_frame);
}
TEST(keylist, find_exact)
{
AnimKeylist *keylist = create_test_keylist();
float cfra = check_keylist_find_exact_range(keylist, 0.0f, 9.99f, std::nullopt);
cfra = check_keylist_find_exact_range(keylist, cfra, 10.01f, 10.0f);
cfra = check_keylist_find_exact_range(keylist, cfra, 19.99f, std::nullopt);
cfra = check_keylist_find_exact_range(keylist, cfra, 20.01f, 20.0f);
cfra = check_keylist_find_exact_range(keylist, cfra, 29.99f, std::nullopt);
cfra = check_keylist_find_exact_range(keylist, cfra, 30.01f, 30.0f);
cfra = check_keylist_find_exact_range(keylist, cfra, 49.99f, std::nullopt);
ED_keylist_free(keylist);
}
} // namespace blender::editor::animation::tests
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