50 lines
1006 B
C++
50 lines
1006 B
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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//=============================================================================//
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#ifndef SIMPLE_KEYS_H
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#define SIMPLE_KEYS_H
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#ifdef _WIN32
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#pragma once
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#endif
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enum simplekeyinterp_t
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{
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KEY_LINEAR = 0,
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KEY_SPLINE,
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KEY_ACCELERATE,
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KEY_DECELERATE,
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};
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class CSimpleKeyInterp : public Vector
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{
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public:
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CSimpleKeyInterp( float t, simplekeyinterp_t interp, float x, float y = 0, float z = 0 ) : Vector( x, y, z )
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{
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m_interp = interp;
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m_keyTime = t;
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}
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float GetTime() const { return m_keyTime; }
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// out = t*start + (1-t) * end (may be splinear or linear)
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static void Interp( Vector &out, float t, const CSimpleKeyInterp &start, const CSimpleKeyInterp &end );
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float m_keyTime;
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simplekeyinterp_t m_interp;
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};
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class CSimpleKeyList
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{
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public:
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int Insert( const CSimpleKeyInterp &key );
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bool Interp( Vector &out, float t );
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CUtlVector<CSimpleKeyInterp> m_list;
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};
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#endif // SIMPLE_KEYS_H
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