mirror of https://github.com/AxioDL/metaforce.git
63 lines
1.8 KiB
C++
63 lines
1.8 KiB
C++
#pragma once
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#include <vector>
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#include "RetroTypes.hpp"
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#include <zeus/CVector2f.hpp>
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#include <rstl.hpp>
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#include <cmath>
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#include <cfloat>
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namespace metaforce {
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class CMayaSplineKnot {
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float x0_time;
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float x4_amplitude;
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u8 x8_;
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u8 x9_;
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bool xa_24_dirty : 1 = true;
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u8 xb_;
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zeus::CVector2f xc_cachedTangentA;
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zeus::CVector2f x14_cachedTangentB;
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public:
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CMayaSplineKnot(CInputStream& in);
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float GetTime() const { return x0_time; }
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float GetAmplitude() const { return x4_amplitude; }
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u8 GetX8() const { return x8_; }
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u8 GetX9() const { return x9_; }
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void GetTangents(CMayaSplineKnot* prev, CMayaSplineKnot* next, zeus::CVector2f& tangentA, zeus::CVector2f& tangentB);
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void CalculateTangents(CMayaSplineKnot* prev, CMayaSplineKnot* next);
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};
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class CMayaSpline {
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u32 x0_preInfinity;
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u32 x4_postInfinity;
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std::vector<CMayaSplineKnot> x8_knots;
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u32 x18_clampMode;
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float x1c_minAmplitudeTime;
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float x20_maxAmplitudeTime;
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s32 x24_chachedKnotIndex = -1;
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s32 x28_ = -1;
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bool x2c_24_dirty = false;
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float x30_cachedMinTime;
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float x34_cachedHermitCoefs[4];
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public:
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CMayaSpline(CInputStream& in, s32 count);
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u32 GetKnotCount() const { return x8_knots.size(); }
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const std::vector<CMayaSplineKnot>& GetKnots() const { return x8_knots; }
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float GetMinTime() const;
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float GetMaxTime() const;
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float GetDuration() const;
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float EvaluateAt(float time);
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float EvaluateAtUnclamped(float time);
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float EvaluateInfinities(float time, bool Pre);
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float EvaluateHermite(float time);
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bool FindKnot(float time, int& knotIndex);
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void FindControlPoints(s32 knotIndex, rstl::reserved_vector<zeus::CVector2f, 4>& controlPoints);
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void CalculateHermiteCoefficients(const rstl::reserved_vector<zeus::CVector2f, 4>& controlPoits, float* coefs);
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};
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} // namespace metaforce
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