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Added additional sync track tests.

AnimGraphEditor
Martin Felis 2021-11-16 22:57:24 +01:00
parent 5e6e81b60b
commit d006b43d04
2 changed files with 158 additions and 42 deletions
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87
src/SkinnedMesh.h
View File

@ -25,53 +25,90 @@ constexpr int cSyncTrackMaxIntervals = 8;
struct SyncTrack {
float m_duration;
int m_num_intervals;
float m_sync_markers[cSyncTrackMaxIntervals];
float m_interval_start[cSyncTrackMaxIntervals];
float m_interval_end[cSyncTrackMaxIntervals];
float m_interval_durations[cSyncTrackMaxIntervals];
float CalcSyncFromAbsTime (float abs_time) {
float sync_time = fmodf (abs_time, m_duration) / m_duration;
void CalcIntervals() {
int i;
if (m_num_intervals == 0) {
m_num_intervals = 1;
m_interval_start[0] = 0.f;
m_interval_end[0] = 1.f;
} else {
for (i = 0; i < m_num_intervals; i++) {
int end_index = i < m_num_intervals - 1 ? i + 1 : 0;
m_interval_start[i] = m_sync_markers[i];
m_interval_end[i] = m_sync_markers[end_index];
if (m_interval_end[i] > m_interval_start[i]) {
m_interval_durations[i] = m_interval_end[i] - m_interval_start[i];
} else {
m_interval_durations[i] =
m_interval_end[i] + (1. - m_interval_start[i]);
}
}
}
}
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]) {
sync_time -= m_interval_durations[interval_index];
interval_index ++;
interval_index++;
}
return float(interval_index) + sync_time / m_interval_durations[interval_index];
return float(interval_index)
+ sync_time / m_interval_durations[interval_index];
}
float CalcRatioFromSyncTime (float sync_time) {
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;
return fmodf(
m_interval_start[interval]
+ m_interval_durations[interval] * interval_ratio,
1.0f);
}
static SyncTrack Blend(float weight, const SyncTrack& track_A, const SyncTrack& track_B) {
SyncTrack result;
static SyncTrack
Blend(float weight, const SyncTrack& track_A, const SyncTrack& track_B) {
assert(track_A.m_num_intervals == track_B.m_num_intervals);
assert (track_A.m_num_intervals == track_B.m_num_intervals);
SyncTrack result;
result.m_num_intervals = track_A.m_num_intervals;
result.m_duration = (1.0f - weight) * track_A.m_duration + weight * track_B.m_duration;
result.m_duration =
(1.0f - weight) * track_A.m_duration + weight * track_B.m_duration;
for (int i = 0; i < result.m_num_intervals; i++) {
result.m_interval_durations[i] = (1.0f - weight) * track_A.m_interval_durations[i] + weight * track_B.m_interval_durations[i];
result.m_interval_durations[i] =
(1.0f - weight) * track_A.m_interval_durations[i]
+ weight * track_B.m_interval_durations[i];
result.m_interval_start[i] =
(1.0f - weight) * track_A.m_interval_start[i]
+ weight * track_B.m_interval_start[i];
result.m_interval_end[i] =
(1.0f - weight) * track_A.m_interval_end[i]
+ weight * track_B.m_interval_end[i];
result.m_sync_markers[i] =
(1.0f - weight) * track_A.m_sync_markers[i]
+ weight * track_B.m_sync_markers[i];
}
return result;
}
};
struct SkinnedMesh {
virtual ~SkinnedMesh();
bool LoadSkeleton(const char* filename);
@ -79,8 +116,12 @@ struct SkinnedMesh {
//bool LoadMesh (const char* filename);
void SetCurrentAnimation(int index);
const ozz::animation::Animation* GetCurrentAnimation() {return m_current_animation; };
float GetCurrentAnimationDuration() {return m_current_animation->duration(); };
const ozz::animation::Animation* GetCurrentAnimation() {
return m_current_animation;
};
float GetCurrentAnimationDuration() {
return m_current_animation->duration();
};
void EvalAnimation(float in_time);
void DrawSkeleton();

113
tests/SyncTrackTests.cc
View File

@ -2,79 +2,154 @@
// Created by martin on 16.11.21.
//
#include "SkinnedMesh.h"
#include "catch.hpp"
#include "SkinnedMesh.h"
TEST_CASE("SyncTrackBlendSimple", "[SyncTrackBlend]") {
TEST_CASE("Basic", "[SyncTrack]") {
SyncTrack track_A;
track_A.m_num_intervals = 2;
track_A.m_duration = 2.0;
track_A.m_interval_start[0] = 0.f;
track_A.m_interval_end[0] = 0.7f;
track_A.m_interval_durations[0] = 0.7;
track_A.m_interval_start[1] = 0.7f;
track_A.m_interval_end[1] = 1.0f;
track_A.m_interval_durations[1] = 0.3;
SyncTrack track_B;
track_B.m_num_intervals = 2;
track_B.m_duration = 1.5;
track_B.m_interval_start[0] = 0.0f;
track_B.m_interval_end[0] = 0.6f;
track_B.m_interval_durations[0] = 0.6;
track_B.m_interval_start[1] = 0.6f;
track_B.m_interval_end[1] = 1.0f;
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);
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);
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);
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);
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);
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") {
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));
REQUIRE(ratio == Catch::Detail::Approx(0.5833333));
}
WHEN ("Calculating ratio from sync time on track_A at 0.83333") {
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));
REQUIRE(ratio == Catch::Detail::Approx(0.775));
}
WHEN("Blending two synctracks with weight 0.") {
SyncTrack blended = SyncTrack::Blend(0.f, track_A, track_B);
THEN ("Result must equal track_A") {
THEN("Result must equal track_A") {
REQUIRE(blended.m_duration == track_A.m_duration);
REQUIRE(
blended.m_interval_durations[0] == track_A.m_interval_durations[0]);
REQUIRE(
blended.m_interval_durations[1] == track_A.m_interval_durations[1]);
REQUIRE(blended.m_sync_markers[0] == track_A.m_sync_markers[0]);
REQUIRE(blended.m_sync_markers[1] == track_A.m_sync_markers[1]);
REQUIRE(blended.m_interval_start[0] == track_A.m_interval_start[0]);
REQUIRE(blended.m_interval_start[1] == track_A.m_interval_start[1]);
REQUIRE(blended.m_interval_end[0] == track_A.m_interval_end[0]);
REQUIRE(blended.m_interval_end[1] == track_A.m_interval_end[1]);
}
}
WHEN("Blending two synctracks with weight 1.") {
SyncTrack blended = SyncTrack::Blend(1.f, track_A, track_B);
THEN ("Result must equal track_B") {
THEN("Result must equal track_B") {
REQUIRE(blended.m_duration == track_B.m_duration);
REQUIRE(
blended.m_interval_durations[0] == track_B.m_interval_durations[0]);
REQUIRE(
blended.m_interval_durations[1] == track_B.m_interval_durations[1]);
REQUIRE(blended.m_sync_markers[0] == track_B.m_sync_markers[0]);
REQUIRE(blended.m_sync_markers[1] == track_B.m_sync_markers[1]);
REQUIRE(blended.m_interval_start[0] == track_B.m_interval_start[0]);
REQUIRE(blended.m_interval_start[1] == track_B.m_interval_start[1]);
REQUIRE(blended.m_interval_end[0] == track_B.m_interval_end[0]);
REQUIRE(blended.m_interval_end[1] == track_B.m_interval_end[1]);
}
}
}
TEST_CASE("Sync Marker Interval Calculation", "[SyncTrack]") {
SyncTrack track_A;
track_A.m_num_intervals = 2;
track_A.m_duration = 2.0;
track_A.m_sync_markers[0] = 0.9;
track_A.m_sync_markers[1] = 0.2;
WHEN("Calculating intervals") {
track_A.CalcIntervals();
CHECK(track_A.m_interval_start[0] == 0.9f);
CHECK(track_A.m_interval_end[0] == 0.2f);
CHECK(track_A.m_interval_durations[0] == 0.3f);
CHECK(track_A.m_interval_start[1] == 0.2f);
CHECK(track_A.m_interval_end[1] == 0.9f);
CHECK(track_A.m_interval_durations[1] == 0.7f);
WHEN("Querying ratio at sync time at 1.001") {
float ratio = track_A.CalcRatioFromSyncTime(1.0001f);
CHECK(ratio == Catch::Detail::Approx(0.2).epsilon(0.001));
}
WHEN("Querying ratio at sync time at 1.001") {
float ratio = track_A.CalcRatioFromSyncTime(0.0001f);
CHECK(ratio == Catch::Detail::Approx(0.9).epsilon(0.001));
}
WHEN("Querying ratio at sync time at 1.9999") {
float ratio = track_A.CalcRatioFromSyncTime(0.9999f);
CHECK(ratio == Catch::Detail::Approx(0.2).epsilon(0.001));
}
}
WHEN ("Blending with another sync track") {
SyncTrack track_B;
track_B.m_num_intervals = 2;
track_B.m_duration = 1.0;
track_B.m_sync_markers[0] = 0.9;
track_B.m_sync_markers[1] = 0.2;
}
}