50 lines
1.5 KiB
C
50 lines
1.5 KiB
C
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//====== Copyright <20> 1996-2004, Valve Corporation, All rights reserved. =======
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//
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// A class representing a procedural texture
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//
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//=============================================================================
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#ifndef DMECYCLE_H
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#define DMECYCLE_H
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#ifdef _WIN32
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#pragma once
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#endif
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#include "datamodel/dmelement.h"
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//-----------------------------------------------------------------------------
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// Forward declarations
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//-----------------------------------------------------------------------------
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class CDmeDag;
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//-----------------------------------------------------------------------------
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// A class representing a cycle, which can arbitrarily break C1 continuity.
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// When these jumps occur, we need to make sure we interpolate properly.
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//-----------------------------------------------------------------------------
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class CDmeCycle : public CDmElement
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{
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DEFINE_ELEMENT( CDmeCycle, CDmElement );
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public:
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float GetCycle( float flCurTime ) const;
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float GetCycleRate() const;
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float GetPrevCycle() const;
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void SetCycle( float flCycle, float flCurTime );
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void SetCycleRate( float flCycleRate );
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// If transform is contained inside some kind of CDmeDag, return that (it's "parent")
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CDmeDag *GetDag();
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private:
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void SetPrevCycle( float flPrevCycle );
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CDmaVar<float> m_cycleRate;
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CDmaVar<int> m_prevCycle; // NOTE: Stored as an integers so they will not be interpolated
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CDmaVar<int> m_lastCycleResetTime;
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CDmaVar<int> m_lastCycleResetValue;
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};
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#endif // DMECYCLE_H
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