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Properly fix double interpolation for IQM models

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This commit is contained in:
Ricardo Luís Vaz Silva 2024-09-13 16:56:07 -03:00
commit 79dacdf1b7
6 changed files with 153 additions and 47 deletions
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108
src/common/models/models_iqm.cpp
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@ -562,27 +562,106 @@ static TRS InterpolateBone(const TRS &from, const TRS &to, float t, float invt)
#include "printf.h"
const TArray<VSMatrix> IQMModel::CalculateBones(const ModelAnimFrame &from, const ModelAnimFrameInterp &to, float inter, const TArray<TRS>* animationData, DBoneComponents* bones, int index)
ModelAnimFrame IQMModel::PrecalculateFrame(const ModelAnimFrame &from, const ModelAnimFrameInterp &to, float inter, const TArray<TRS>* animationData, DBoneComponents* bones, int index)
{
if(inter <= 0 || !(std::holds_alternative<ModelAnimFrameInterp>(from) || std::holds_alternative<ModelAnimFramePrecalculatedIQM>(from)))
if(inter <= 0)
{
return CalculateBonesIQM(to.frame1, to.frame2, to.inter, 0, -1.f, 0, -1.f, animationData, bones, index);
return CalculateFrameIQM(to.frame1, to.frame2, to.inter, 0, -1.f, 0, -1.f, nullptr, animationData, bones, index);
}
else if(std::holds_alternative<ModelAnimFrameInterp>(from))
{
auto &from_interp = std::get<ModelAnimFrameInterp>(from);
Printf("CalculateBones({%d, %d, %f}, {%d, %d, %f}, %f)\n", from_interp.frame1, from_interp.frame2, from_interp.inter, to.frame1, to.frame2, to.inter, inter);
return CalculateBonesIQM(from_interp.frame2, to.frame2, inter, from_interp.frame1, from_interp.inter, to.frame1, to.inter, animationData, bones, index);
return CalculateFrameIQM(from_interp.frame2, to.frame2, inter, from_interp.frame1, from_interp.inter, to.frame1, to.inter, nullptr, animationData, bones, index);
}
else if(std::holds_alternative<ModelAnimFramePrecalculatedIQM>(from))
{ //TODO
return CalculateBonesIQM(to.frame1, to.frame2, to.inter, 0, -1.f, 0, -1.f, animationData, bones, index);
{
return CalculateFrameIQM(0, to.frame2, inter, 0, -1.f, to.frame1, to.inter, &std::get<ModelAnimFramePrecalculatedIQM>(from), animationData, bones, index);
}
else
{
return CalculateFrameIQM(to.frame1, to.frame2, to.inter, 0, -1.f, 0, -1.f, nullptr, animationData, bones, index);
}
}
const TArray<VSMatrix> IQMModel::CalculateBonesIQM(int frame1, int frame2, float inter, int frame1_prev, float inter1_prev, int frame2_prev, float inter2_prev, const TArray<TRS>* animationData, DBoneComponents* boneComponentData, int index)
const TArray<VSMatrix> IQMModel::CalculateBones(const ModelAnimFrame &from, const ModelAnimFrameInterp &to, float inter, const TArray<TRS>* animationData, DBoneComponents* bones, int index)
{
if(inter <= 0)
{
return CalculateBonesIQM(to.frame1, to.frame2, to.inter, 0, -1.f, 0, -1.f, nullptr, animationData, bones, index);
}
else if(std::holds_alternative<ModelAnimFrameInterp>(from))
{
auto &from_interp = std::get<ModelAnimFrameInterp>(from);
return CalculateBonesIQM(from_interp.frame2, to.frame2, inter, from_interp.frame1, from_interp.inter, to.frame1, to.inter, nullptr, animationData, bones, index);
}
else if(std::holds_alternative<ModelAnimFramePrecalculatedIQM>(from))
{
return CalculateBonesIQM(0, to.frame2, inter, 0, -1.f, to.frame1, to.inter, &std::get<ModelAnimFramePrecalculatedIQM>(from), animationData, bones, index);
}
else
{
return CalculateBonesIQM(to.frame1, to.frame2, to.inter, 0, -1.f, 0, -1.f, nullptr, animationData, bones, index);
}
}
ModelAnimFramePrecalculatedIQM IQMModel::CalculateFrameIQM(int frame1, int frame2, float inter, int frame1_prev, float inter1_prev, int frame2_prev, float inter2_prev, const ModelAnimFramePrecalculatedIQM* precalculated, const TArray<TRS>* animationData, DBoneComponents* boneComponentData, int index)
{
ModelAnimFramePrecalculatedIQM out;
const TArray<TRS>& animationFrames = animationData ? *animationData : TRSData;
out.precalcBones.Resize(Joints.Size());
if (Joints.Size() > 0)
{
int numbones = Joints.SSize();
int offset1 = frame1 * numbones;
int offset2 = frame2 * numbones;
int offset1_1 = frame1_prev * numbones;
int offset2_1 = frame2_prev * numbones;
float invt = 1.0f - inter;
float invt1 = 1.0f - inter1_prev;
float invt2 = 1.0f - inter2_prev;
for (int i = 0; i < numbones; i++)
{
TRS prev;
if(precalculated)
{
prev = precalculated->precalcBones[i];
}
else
{
if(frame1 >= 0 && (frame1_prev >= 0 || inter1_prev < 0))
{
prev = inter1_prev <= 0 ? animationFrames[offset1 + i] : InterpolateBone(animationFrames[offset1_1 + i], animationFrames[offset1 + i], inter1_prev, invt1);
}
}
TRS next;
if(frame2 >= 0 && (frame2_prev >= 0 || inter2_prev < 0))
{
next = inter2_prev <= 0 ? animationFrames[offset2 + i] : InterpolateBone(animationFrames[offset2_1 + i], animationFrames[offset2 + i], inter2_prev, invt2);
}
if(frame1 >= 0 || inter < 0)
{
out.precalcBones[i] = inter < 0 ? animationFrames[offset1 + i] : InterpolateBone(prev, next , inter, invt);
}
}
}
return out;
}
const TArray<VSMatrix> IQMModel::CalculateBonesIQM(int frame1, int frame2, float inter, int frame1_prev, float inter1_prev, int frame2_prev, float inter2_prev, const ModelAnimFramePrecalculatedIQM* precalculated, const TArray<TRS>* animationData, DBoneComponents* boneComponentData, int index)
{
const TArray<TRS>& animationFrames = animationData ? *animationData : TRSData;
if (Joints.Size() > 0)
@ -619,9 +698,16 @@ const TArray<VSMatrix> IQMModel::CalculateBonesIQM(int frame1, int frame2, float
{
TRS prev;
if(frame1 >= 0 && (frame1_prev >= 0 || inter1_prev < 0))
if(precalculated)
{
prev = inter1_prev <= 0 ? animationFrames[offset1 + i] : InterpolateBone(animationFrames[offset1_1 + i], animationFrames[offset1 + i], inter1_prev, invt1);
prev = precalculated->precalcBones[i];
}
else
{
if(frame1 >= 0 && (frame1_prev >= 0 || inter1_prev < 0))
{
prev = inter1_prev <= 0 ? animationFrames[offset1 + i] : InterpolateBone(animationFrames[offset1_1 + i], animationFrames[offset1 + i], inter1_prev, invt1);
}
}
TRS next;