metaforce/Runtime/Character/CAnimSource.cpp

274 lines
9.5 KiB
C++

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