expvintl
69 lines
2.2 KiB
C++
69 lines
2.2 KiB
C++
//
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// camera/helpers/HintHelper.h
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//
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// Copyright (C) 1999-2011 Rockstar Games. All Rights Reserved.
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//
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#ifndef HINT_HELPER_H
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#define HINT_HELPER_H
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#include "vector/vector3.h"
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#include "camera/base/BaseObject.h"
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class camHintHelperMetadata;
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class camLookAtDampingHelper;
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class camHintHelper : public camBaseObject
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{
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DECLARE_RTTI_DERIVED_CLASS(camHintHelper, camBaseObject);
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public:
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FW_REGISTER_CLASS_POOL(camHintHelper);
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template <class _T> friend class camFactoryHelper; //Allow the factory helper class to access the protected constructor.
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~camHintHelper();
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private:
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camHintHelper(const camBaseObjectMetadata& metadata);
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public:
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void ComputeHintOrientation(const Vector3& basePivotPosition, const Vector2& orbitPitchLimits, float lookAroundInputEnvelopeLevel,
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float& orbitHeading, float& orbitPitch, float Fov, float orbitPitchOffset, const Vector3& orbitRelativePivotOffset);
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void ComputeOrbitPitchOffset(float& orbitPitchOffset) const;
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void ComputeHintZoomScalar(float &FovScalar) const;
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void ComputeHintFollowDistanceScalar(float &DistanceScale) const;
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void ComputeHintPivotOverBoundingBoxBlendLevel(float& pivotOverBlendLevel) const;
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void ComputeHintPivotPositionAdditiveOffset(float& SideOffset, float& VerticalOffset) const;
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void ComputeHintParentSizeScalingAdditiveOffset(float& SideOffset, float& VerticalOffset) const;
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void ComputeDesiredHeadingAndPitch(float &DesiredHeading, float &DesiredPitch, float Fov, const Vector3& desiredOrbitDelta, float blendLevel, const Vector2& orbitPitchLimits, float orbitPitchOffset, const Vector3& orbitRelativePivotOffset, const Vector3& basePivotPosition);
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private:
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// float ComputeErrorRatioToApplyThisUpdate(float blendLevel, float blendLevelOnPreviousUpdate) const;
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private:
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const camHintHelperMetadata& m_Metadata;
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camLookAtDampingHelper* m_LookAtDampingHelper;
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float m_HintBlendLevelForOrientationOnPreviousUpdate;
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float m_CachedOrbitHeading;
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float m_CachedOrbitPitch;
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bool m_HaveIntialisedHintHelper : 1;
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bool m_HaveTerminatedForPitchLimits : 1;
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private:
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//Forbid copy construction and assignment.
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camHintHelper(const camHintHelper& other);
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camHintHelper& operator=(const camHintHelper& other);
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};
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#endif // HINT_HELPER_H
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