Kyoto/Animation: add CAnimMathUtils, CMetaAnimBlend, CAnimTreeBlend

[Efraim2704]

• CAnimMathUtils: vector constructor (100%), Slerp (NonMatching), SlerpLocal (NonMatching)
• CMetaAnimBlend: all functions 100% except VGetAnimationTree (NonMatching)
• CAnimTreeBlend: new header
• IMetaAnim: make CMetaAnimTreeBuildOrders members public

[decomp-dev]

Report for GM8E01_48 (bbc96bd - ca70a52)

No changes

Report for GM8E01_00 (bbc96bd - ca70a52)

📈 Matched data: 32.05% (+0.00%, +8 bytes)

✅ 1 new match

Unit	Item	Bytes	Before	After
main/Kyoto/Animation/CMetaAnimBlend	.rodata	+8	0.00%	100.00%

📈 4 improvements in unmatched items

Unit	Item	Bytes	Before	After
main/Kyoto/Animation/CAnimMathUtils	CAnimMathUtils::Slerp(const CQuaternion&, const CQuaternion&, float)	+562	0.00%	92.57%
main/Kyoto/Animation/CMetaAnimBlend	CMetaAnimBlend::VGetAnimationTree(const CAnimSysContext&, const CMetaAnimTreeBuildOrders&) const	+296	0.35%	26.32%
main/Kyoto/Animation/CAnimMathUtils	CAnimMathUtils::SlerpLocal(const CQuaternion&, const CQuaternion&, float)	+164	0.00%	74.85%
main/Kyoto/Animation/CAnimMathUtils	.sdata2	+16	0.00%	66.67%

---

Report for GM8E01_01 (bbc96bd - ca70a52)

📈 Matched data: 13.58% (+0.00%, +8 bytes)

✅ 1 new match

Unit	Item	Bytes	Before	After
main/Kyoto/Animation/CMetaAnimBlend	.rodata	+8	0.00%	100.00%

📈 4 improvements in unmatched items

Unit	Item	Bytes	Before	After
main/Kyoto/Animation/CAnimMathUtils	CAnimMathUtils::Slerp(const CQuaternion&, const CQuaternion&, float)	+562	0.00%	92.57%
main/Kyoto/Animation/CMetaAnimBlend	CMetaAnimBlend::VGetAnimationTree(const CAnimSysContext&, const CMetaAnimTreeBuildOrders&) const	+296	0.35%	26.32%
main/Kyoto/Animation/CAnimMathUtils	CAnimMathUtils::SlerpLocal(const CQuaternion&, const CQuaternion&, float)	+164	0.00%	74.85%
main/Kyoto/Animation/CAnimMathUtils	.sdata2	+16	0.00%	66.67%