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Diffstat (limited to 'Runtime/Animation/DenseClipBuilder.cpp')
| -rw-r--r-- | Runtime/Animation/DenseClipBuilder.cpp | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/Runtime/Animation/DenseClipBuilder.cpp b/Runtime/Animation/DenseClipBuilder.cpp new file mode 100644 index 0000000..4fd800d --- /dev/null +++ b/Runtime/Animation/DenseClipBuilder.cpp @@ -0,0 +1,97 @@ +#include "UnityPrefix.h" +#include "DenseClipBuilder.h" +#include "Runtime/mecanim/memory.h" + +void CreateDenseClip(mecanim::animation::DenseClip& clip, UInt32 curveCount, float begin, float end, float sampleRate, mecanim::memory::Allocator& alloc) +{ + // We always need at least one frame to sample the clip + clip.m_FrameCount = std::max(CeilfToInt ((end - begin) * sampleRate), 1); + clip.m_CurveCount = curveCount; + clip.m_SampleRate = sampleRate; + clip.m_BeginTime = begin; + + clip.m_SampleArraySize = clip.m_FrameCount * clip.m_CurveCount; + clip.m_SampleArray = alloc.ConstructArray<float>(clip.m_SampleArraySize); +} + +template<class T> +void AddCurveToDenseClip(mecanim::animation::DenseClip& clip, int curveIndex, const AnimationCurveTpl<T>& curve) +{ + for (int i=0;i<clip.m_FrameCount;i++) + { + float time = clip.m_BeginTime + ((float)i / clip.m_SampleRate); + + float* dst = &clip.m_SampleArray[i * clip.m_CurveCount + curveIndex]; + + T value = curve.EvaluateClamp(time); + *reinterpret_cast<T*> (dst) = value; + + } +} + +template void AddCurveToDenseClip<float>(mecanim::animation::DenseClip& clip, int curveIndex, const AnimationCurveTpl<float>& curve); +template void AddCurveToDenseClip<Vector3f>(mecanim::animation::DenseClip& clip, int curveIndex, const AnimationCurveTpl<Vector3f>& curve); +template void AddCurveToDenseClip<Quaternionf>(mecanim::animation::DenseClip& clip, int curveIndex, const AnimationCurveTpl<Quaternionf>& curve); + +#if ENABLE_UNIT_TESTS + +#include "External/UnitTest++/src/UnitTest++.h" + +typedef AnimationCurveVec3::Keyframe KeyframeVec3; +static Vector3f Evaluate3 (const mecanim::animation::DenseClip& clip, float time) +{ + float output[4]; + SampleClip(clip, time, output); + + return Vector3f(output[1], output[2], output[3]); +} + +typedef AnimationCurve::Keyframe Keyframe; +static float Evaluate1 (const mecanim::animation::DenseClip& clip, float time) +{ + float output; + output = SampleClipAtIndex(clip, time, 0); + return output; +} + + +SUITE (DenseClipBuilderTests) +{ +TEST (DenseClipBuilder_EvaluationVector3) +{ + mecanim::memory::MecanimAllocator alloc(kMemTempAlloc); + + AnimationCurveVec3 curve; + curve.AddKeyBackFast(KeyframeVec3(0.5F, Vector3f(0.0,1.0,2.0))); + curve.AddKeyBackFast(KeyframeVec3(1.0F, Vector3f(3.0,0.0,4.0))); + curve.AddKeyBackFast(KeyframeVec3(2.0F, Vector3f(0.0,-1.0,-2.0))); + + AnimationCurve curve2; + curve2.AddKeyBackFast(Keyframe(0.3F, 1.0)); + curve2.AddKeyBackFast(Keyframe(1.2F, 20.0)); + curve2.AddKeyBackFast(Keyframe(2.3F, 5.0)); + + + mecanim::animation::DenseClip clip; + CreateDenseClip (clip, 3+1, std::min(curve.GetRange().first, curve2.GetRange().first), std::max(curve.GetRange().second, curve2.GetRange().second), 30.0F, alloc); + AddCurveToDenseClip(clip, 0, curve2); + AddCurveToDenseClip(clip, 1, curve); + + float kEpsilon = 0.001F; + + CHECK(CompareApproximately(curve.EvaluateClamp(1.5F), Evaluate3(clip, 1.5F), kEpsilon)); + + + CHECK(CompareApproximately(curve.EvaluateClamp(-5.0), Evaluate3(clip, -5.0F), kEpsilon)); + CHECK(CompareApproximately(curve.EvaluateClamp(-5.0), Evaluate3(clip, -5.0F), kEpsilon)); + CHECK(CompareApproximately(curve.EvaluateClamp(0.0F), Evaluate3(clip, 0.0F), kEpsilon)); + CHECK(CompareApproximately(curve.EvaluateClamp(1.439F), Evaluate3(clip, 1.439F), kEpsilon)); + CHECK(CompareApproximately(curve.EvaluateClamp(2.0F), Evaluate3(clip, 2.0F), kEpsilon)); + CHECK(CompareApproximately(curve.EvaluateClamp(0.1F), Evaluate3(clip, 0.1F), kEpsilon)); + CHECK(CompareApproximately(curve.EvaluateClamp(100.0F), Evaluate3(clip, 100.0F), kEpsilon)); + CHECK(CompareApproximately(curve.EvaluateClamp(-19), Evaluate3(clip, -19.0F), kEpsilon)); + + DestroyDenseClip (clip, alloc); +} +} +#endif |