mirror of https://github.com/AxioDL/metaforce.git
274 lines
9.5 KiB
C++
274 lines
9.5 KiB
C++
#include "CAnimSource.hpp"
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#include "CAnimPOIData.hpp"
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#include "CSegId.hpp"
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#include "CSegIdList.hpp"
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#include "CSegStatementSet.hpp"
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namespace urde
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{
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static float ClampZeroToOne(float in)
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{
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return std::max(0.f, std::min(1.f, in));
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}
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u32 RotationAndOffsetStorage::DataSizeInBytes(u32 rotPerFrame, u32 transPerFrame, u32 frameCount)
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{
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return (transPerFrame * 12 + rotPerFrame * 16) * frameCount;
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}
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void RotationAndOffsetStorage::CopyRotationsAndOffsets(const std::vector<zeus::CQuaternion>& rots,
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const std::vector<zeus::CVector3f>& offs,
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u32 frameCount, float* arrOut)
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{
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std::vector<zeus::CQuaternion>::const_iterator rit = rots.cbegin();
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std::vector<zeus::CVector3f>::const_iterator oit = offs.cbegin();
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u32 rotsPerFrame = rots.size() / frameCount;
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u32 offsPerFrame = offs.size() / frameCount;
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for (u32 i=0 ; i<frameCount ; ++i)
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{
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for (u32 j=0 ; j<rotsPerFrame ; ++j)
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{
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const zeus::CQuaternion& rot = *rit++;
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arrOut[0] = rot.w;
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arrOut[1] = rot.x;
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arrOut[2] = rot.y;
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arrOut[3] = rot.z;
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arrOut += 4;
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}
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for (u32 j=0 ; j<offsPerFrame ; ++j)
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{
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const zeus::CVector3f& off = *oit++;
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arrOut[0] = off.x;
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arrOut[1] = off.y;
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arrOut[2] = off.z;
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arrOut += 3;
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}
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}
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}
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std::unique_ptr<float[]>
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RotationAndOffsetStorage::GetRotationsAndOffsets(const std::vector<zeus::CQuaternion>& rots,
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const std::vector<zeus::CVector3f>& offs,
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u32 frameCount)
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{
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u32 size = DataSizeInBytes(rots.size() / frameCount, offs.size() / frameCount, frameCount);
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std::unique_ptr<float[]> ret(new float[(size / 4 + 1) * 4]);
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CopyRotationsAndOffsets(rots, offs, frameCount, ret.get());
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return ret;
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}
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RotationAndOffsetStorage::CRotationAndOffsetVectors::CRotationAndOffsetVectors(CInputStream& in)
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{
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u32 quatCount = in.readUint32Big();
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x0_rotations.reserve(quatCount);
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for (u32 i=0 ; i<quatCount ; ++i)
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{
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x0_rotations.emplace_back();
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x0_rotations.back().readBig(in);
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}
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u32 vecCount = in.readUint32Big();
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x10_offsets.reserve(vecCount);
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for (u32 i=0 ; i<vecCount ; ++i)
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{
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x10_offsets.emplace_back();
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x10_offsets.back().readBig(in);
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}
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}
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u32 RotationAndOffsetStorage::GetFrameSizeInBytes() const
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{
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return (x10_transPerFrame * 12 + xc_rotPerFrame * 16);
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}
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RotationAndOffsetStorage::RotationAndOffsetStorage(const CRotationAndOffsetVectors& vectors,
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u32 frameCount)
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{
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x0_storage = GetRotationsAndOffsets(vectors.x0_rotations, vectors.x10_offsets, frameCount);
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x8_frameCount = frameCount;
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xc_rotPerFrame = vectors.x0_rotations.size() / frameCount;
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x10_transPerFrame = vectors.x10_offsets.size() / frameCount;
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}
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static std::vector<u8> ReadIndexTable(CInputStream& in)
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{
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std::vector<u8> ret;
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u32 count = in.readUint32Big();
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ret.reserve(count);
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for (u32 i=0 ; i<count ; ++i)
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ret.push_back(in.readUByte());
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return ret;
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}
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void CAnimSource::CalcAverageVelocity()
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{
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u8 rootIdx = x20_rotationChannels[3];
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u8 rootTransIdx = x30_translationChannels[rootIdx];
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float accum = 0.f;
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const u32 floatsPerFrame = x40_data.x10_transPerFrame * 3 + x40_data.xc_rotPerFrame * 4;
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const u32 rotFloatsPerFrame = x40_data.xc_rotPerFrame * 4;
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for (u32 i=1 ; i<x10_frameCount ; ++i)
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{
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const float* frameDataA =
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&x40_data.x0_storage[(i-1)*floatsPerFrame+rotFloatsPerFrame+rootTransIdx*3];
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const float* frameDataB =
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&x40_data.x0_storage[i*floatsPerFrame+rotFloatsPerFrame+rootTransIdx*3];
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zeus::CVector3f vecA(frameDataA[0], frameDataA[1], frameDataA[2]);
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zeus::CVector3f vecB(frameDataB[0], frameDataB[1], frameDataB[2]);
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float frameVel = (vecB - vecA).magnitude();
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if (frameVel > 0.00001f)
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accum += frameVel;
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}
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x60_averageVelocity = accum / x0_duration.GetSeconds();
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}
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CAnimSource::CAnimSource(CInputStream& in, IObjectStore& store)
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: x0_duration(in),
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x8_interval(in),
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x10_frameCount(in.readUint32Big()),
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x1c_rootBone(in),
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x20_rotationChannels(ReadIndexTable(in)),
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x30_translationChannels(ReadIndexTable(in)),
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x40_data(RotationAndOffsetStorage::CRotationAndOffsetVectors(in), x10_frameCount),
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x54_evntId(in.readUint32Big())
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{
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if (x54_evntId.IsValid())
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{
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x58_evntData = store.GetObj({SBIG('EVNT'), x54_evntId});
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x58_evntData.GetObj();
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}
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CalcAverageVelocity();
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}
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void CAnimSource::GetSegStatementSet(const CSegIdList& list,
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CSegStatementSet& set,
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const CCharAnimTime& time) const
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{
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u32 frameIdx = unsigned(time / x8_interval);
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float remTime = time.GetSeconds() - frameIdx * x8_interval.GetSeconds();
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if (std::fabs(remTime) < 0.00001f)
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remTime = 0.f;
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float t = ClampZeroToOne(remTime / x8_interval.GetSeconds());
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const u32 floatsPerFrame = x40_data.x10_transPerFrame * 3 + x40_data.xc_rotPerFrame * 4;
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const u32 rotFloatsPerFrame = x40_data.xc_rotPerFrame * 4;
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for (const CSegId& id : list.GetList())
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{
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u8 rotIdx = x20_rotationChannels[id];
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if (rotIdx != 0xff)
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{
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const float* frameDataA =
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&x40_data.x0_storage[frameIdx*floatsPerFrame+rotIdx*4];
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const float* frameDataB =
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&x40_data.x0_storage[(frameIdx+1)*floatsPerFrame+rotIdx*4];
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zeus::CQuaternion quatA(frameDataA[0], frameDataA[1], frameDataA[2], frameDataA[3]);
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zeus::CQuaternion quatB(frameDataB[0], frameDataB[1], frameDataB[2], frameDataB[3]);
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set.x4_segData[id].x0_rotation = zeus::CQuaternion::slerp(quatA, quatB, t);
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u8 transIdx = x30_translationChannels[rotIdx];
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if (transIdx != 0xff)
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{
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const float* frameDataA =
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&x40_data.x0_storage[frameIdx*floatsPerFrame+rotFloatsPerFrame+transIdx*3];
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const float* frameDataB =
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&x40_data.x0_storage[(frameIdx-1)*floatsPerFrame+rotFloatsPerFrame+transIdx*3];
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zeus::CVector3f vecA(frameDataA[0], frameDataA[1], frameDataA[2]);
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zeus::CVector3f vecB(frameDataB[0], frameDataB[1], frameDataB[2]);
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set.x4_segData[id].x10_offset = zeus::CVector3f::lerp(vecA, vecB, t);
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set.x4_segData[id].x1c_hasOffset = true;
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}
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}
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}
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}
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const std::vector<CSoundPOINode>& CAnimSource::GetSoundPOIStream() const
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{
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return x58_evntData->GetSoundPOIStream();
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}
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const std::vector<CParticlePOINode>& CAnimSource::GetParticlePOIStream() const
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{
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return x58_evntData->GetParticlePOIStream();
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}
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const std::vector<CInt32POINode>& CAnimSource::GetInt32POIStream() const
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{
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return x58_evntData->GetInt32POIStream();
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}
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const std::vector<CBoolPOINode>& CAnimSource::GetBoolPOIStream() const
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{
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return x58_evntData->GetBoolPOIStream();
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}
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zeus::CQuaternion CAnimSource::GetRotation(const CSegId& seg, const CCharAnimTime& time) const
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{
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u8 rotIdx = x20_rotationChannels[seg];
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if (rotIdx != 0xff)
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{
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u32 frameIdx = unsigned(time / x8_interval);
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float remTime = time.GetSeconds() - frameIdx * x8_interval.GetSeconds();
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if (std::fabs(remTime) < 0.00001f)
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remTime = 0.f;
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float t = ClampZeroToOne(remTime / x8_interval.GetSeconds());
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const u32 floatsPerFrame = x40_data.x10_transPerFrame * 3 + x40_data.xc_rotPerFrame * 4;
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const float* frameDataA =
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&x40_data.x0_storage[frameIdx*floatsPerFrame+rotIdx*4];
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const float* frameDataB =
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&x40_data.x0_storage[(frameIdx+1)*floatsPerFrame+rotIdx*4];
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zeus::CQuaternion quatA(frameDataA[0], frameDataA[1], frameDataA[2], frameDataA[3]);
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zeus::CQuaternion quatB(frameDataB[0], frameDataB[1], frameDataB[2], frameDataB[3]);
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return zeus::CQuaternion::slerp(quatA, quatB, t);
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}
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else
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{
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return {};
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}
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}
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zeus::CVector3f CAnimSource::GetOffset(const CSegId& seg, const CCharAnimTime& time) const
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{
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u8 rotIdx = x20_rotationChannels[seg];
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if (rotIdx != 0xff)
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{
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u8 transIdx = x30_translationChannels[rotIdx];
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if (transIdx == 0xff)
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return {};
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u32 frameIdx = unsigned(time / x8_interval);
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float remTime = time.GetSeconds() - frameIdx * x8_interval.GetSeconds();
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if (std::fabs(remTime) < 0.00001f)
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remTime = 0.f;
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float t = ClampZeroToOne(remTime / x8_interval.GetSeconds());
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const u32 floatsPerFrame = x40_data.x10_transPerFrame * 3 + x40_data.xc_rotPerFrame * 4;
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const u32 rotFloatsPerFrame = x40_data.xc_rotPerFrame * 4;
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const float* frameDataA =
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&x40_data.x0_storage[frameIdx*floatsPerFrame+rotFloatsPerFrame+transIdx*3];
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const float* frameDataB =
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&x40_data.x0_storage[(frameIdx-1)*floatsPerFrame+rotFloatsPerFrame+transIdx*3];
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zeus::CVector3f vecA(frameDataA[0], frameDataA[1], frameDataA[2]);
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zeus::CVector3f vecB(frameDataB[0], frameDataB[1], frameDataB[2]);
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return zeus::CVector3f::lerp(vecA, vecB, t);
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}
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else
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{
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return {};
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}
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}
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bool CAnimSource::HasOffset(const CSegId& seg) const
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{
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u8 rotIdx = x20_rotationChannels[seg];
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if (rotIdx == 0xff)
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return false;
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u8 transIdx = x30_translationChannels[rotIdx];
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return transIdx != 0xff;
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}
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}
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