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Implemented simple tests for sync track calculations.

AnimGraphEditor
Martin Felis 2021-11-16 20:14:22 +01:00
parent fbac21cf14
commit 1cfba1c388
2 changed files with 61 additions and 8 deletions
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22
src/SkinnedMesh.h
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@ -27,14 +27,32 @@ struct SyncTrack {
int m_num_intervals;
float m_interval_durations[cSyncTrackMaxIntervals];
float ConvertAbsTimeToSyncTime (float abs_time) {
float CalcSyncFromAbsTime (float abs_time) {
float sync_time = fmodf (abs_time, m_duration) / m_duration;
int interval_index = 0;
while (sync_time < m_interval_durations[interval_index]) {
while (sync_time >= m_interval_durations[interval_index]) {
sync_time -= m_interval_durations[interval_index];
interval_index ++;
}
return float(interval_index) + sync_time / m_interval_durations[interval_index];
}
float CalcRatioFromSyncTime (float sync_time) {
float interval_ratio = fmodf(sync_time, 1.0f);
int interval = int(sync_time - interval_ratio);
float result = 0.f;
int i = 0;
while (i < interval) {
result += m_interval_durations[i];
i++;
}
result += m_interval_durations[i] * interval_ratio;
return result;
}
static SyncTrack Blend(float weight, const SyncTrack& track_A, const SyncTrack& track_B) {

47
tests/SyncTrackTests.cc
View File

@ -9,15 +9,50 @@
TEST_CASE("SyncTrackBlendSimple", "[SyncTrackBlend]") {
SyncTrack track_A;
track_A.m_num_intervals = 2;
track_A.m_duration = 1.0;
track_A.m_interval_durations[0] = 0.8;
track_A.m_interval_durations[1] = 0.2;
track_A.m_duration = 2.0;
track_A.m_interval_durations[0] = 0.7;
track_A.m_interval_durations[1] = 0.3;
SyncTrack track_B;
track_B.m_num_intervals = 2;
track_B.m_duration = 2.0;
track_B.m_interval_durations[0] = 0.1;
track_B.m_interval_durations[1] = 0.9;
track_B.m_duration = 1.5;
track_B.m_interval_durations[0] = 0.6;
track_B.m_interval_durations[1] = 0.4;
WHEN ("Calculating sync time of track_B at 0.5 duration") {
float sync_time_at_0_75 = track_B.CalcSyncFromAbsTime(0.5 * track_B.m_duration);
REQUIRE(sync_time_at_0_75 == Catch::Detail::Approx(0.83333));
}
WHEN ("Calculating sync time of track_B at 0.6 duration") {
float sync_time_at_0_6 = track_B.CalcSyncFromAbsTime(0.6 * track_B.m_duration);
REQUIRE(sync_time_at_0_6 == Catch::Detail::Approx(1.0));
}
WHEN ("Calculating sync time of track_B at 0.7 duration") {
float sync_time_at_0_7 = track_B.CalcSyncFromAbsTime(0.7 * track_B.m_duration);
REQUIRE(sync_time_at_0_7 == Catch::Detail::Approx(1.25));
}
WHEN ("Calculating sync time of track_B at 0.0 duration") {
float sync_time_at_1_0 = track_B.CalcSyncFromAbsTime(0.0 * track_B.m_duration);
REQUIRE(sync_time_at_1_0 == Catch::Detail::Approx(0.0));
}
WHEN ("Calculating sync time of track_B at 1.0 duration") {
float sync_time_at_1_0 = track_B.CalcSyncFromAbsTime(0.9999 * track_B.m_duration);
REQUIRE(sync_time_at_1_0 == Catch::Detail::Approx(2.0).epsilon(0.001f));
}
WHEN ("Calculating ratio from sync time on track_A at 0.83333") {
float ratio = track_A.CalcRatioFromSyncTime(0.83333333);
REQUIRE (ratio == Catch::Detail::Approx(0.5833333));
}
WHEN ("Calculating ratio from sync time on track_A at 0.83333") {
float ratio = track_A.CalcRatioFromSyncTime(1.25);
REQUIRE (ratio == Catch::Detail::Approx(0.775));
}
WHEN("Blending two synctracks with weight 0.") {
SyncTrack blended = SyncTrack::Blend(0.f, track_A, track_B);