mirror of https://github.com/AxioDL/metaforce.git
57 lines
2.2 KiB
C++
57 lines
2.2 KiB
C++
#pragma once
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#include "RetroTypes.hpp"
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#include "CCharAnimTime.hpp"
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namespace urde {
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enum class EVaryingAnimationTimeScaleType { Constant, Linear };
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class IVaryingAnimationTimeScale {
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public:
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virtual ~IVaryingAnimationTimeScale() = default;
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virtual EVaryingAnimationTimeScaleType GetType() const = 0;
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virtual float VTimeScaleIntegral(float lowerLimit, float upperLimit) const = 0;
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virtual float VFindUpperLimit(float lowerLimit, float root) const = 0;
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virtual std::unique_ptr<IVaryingAnimationTimeScale> VClone() const = 0;
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virtual std::unique_ptr<IVaryingAnimationTimeScale> VGetFunctionMirrored(float value) const = 0;
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std::unique_ptr<IVaryingAnimationTimeScale> Clone() const;
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};
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class CConstantAnimationTimeScale : public IVaryingAnimationTimeScale {
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private:
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float x4_scale;
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public:
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CConstantAnimationTimeScale(float scale) : x4_scale(scale) {}
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EVaryingAnimationTimeScaleType GetType() const { return EVaryingAnimationTimeScaleType::Constant; }
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float VTimeScaleIntegral(float lowerLimit, float upperLimit) const;
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float VFindUpperLimit(float lowerLimit, float root) const;
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std::unique_ptr<IVaryingAnimationTimeScale> VClone() const;
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std::unique_ptr<IVaryingAnimationTimeScale> VGetFunctionMirrored(float value) const;
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};
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class CLinearAnimationTimeScale : public IVaryingAnimationTimeScale {
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struct CFunctionDescription {
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float x4_slope;
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float x8_yIntercept;
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float xc_t1;
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float x10_t2;
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std::unique_ptr<IVaryingAnimationTimeScale> FunctionMirroredAround(float value) const;
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} x4_desc;
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static float FindUpperLimitFromRoot(const CFunctionDescription& desc, float lowerLimit, float root);
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static float TimeScaleIntegralWithSortedLimits(const CFunctionDescription& desc, float lowerLimit, float upperLimit);
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public:
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CLinearAnimationTimeScale(const CCharAnimTime& t1, float y1, const CCharAnimTime& t2, float y2);
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EVaryingAnimationTimeScaleType GetType() const { return EVaryingAnimationTimeScaleType::Linear; }
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float VTimeScaleIntegral(float lowerLimit, float upperLimit) const;
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float VFindUpperLimit(float lowerLimit, float root) const;
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std::unique_ptr<IVaryingAnimationTimeScale> VClone() const;
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std::unique_ptr<IVaryingAnimationTimeScale> VGetFunctionMirrored(float value) const;
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};
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} // namespace urde
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