159 lines
3.8 KiB
C++
159 lines
3.8 KiB
C++
#pragma once
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#include "core/refcounted.h"
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#include "math/float3.h"
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#include "math/float2.h"
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#include "ColorGradient.h"
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namespace Sky
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{
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class CloudLayer : public Core::RefCounted
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{
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__DeclareClass(CloudLayer);
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public:
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struct Options
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{
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/// Cloud layer height
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Math::scalar Height;
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/// Cloud layer scale
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Math::scalar Scale;
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/// Wind direction
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Math::float2 WindDirection;
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/// Time multiplier
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Math::scalar TimeMultiplier;
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/// Distance attenuation
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Math::scalar DistanceAttenuation;
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/// Detail attenuation
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Math::scalar DetailAttenuation;
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/// Normal multiplier
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Math::scalar NormalMultiplier;
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/// Cloud layer height volume(For volumetric effects on the gpu)
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Math::scalar HeightVolume;
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/// Volumetric displacement(For volumetric effects on the gpu)
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Math::scalar VolumetricDisplacement;
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/** Default constructor
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*/
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Options()
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: Height(100)
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, Scale(0.001f)
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, WindDirection(Math::float2(1,1))
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, TimeMultiplier(0.125f)
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, DistanceAttenuation(0.05f)
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, DetailAttenuation(1)
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, NormalMultiplier(2)
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, HeightVolume(0.25f)
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, VolumetricDisplacement(0.01f)
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{
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}
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/** Constructor
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@param _Height Cloud layer height
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@param _Scale Clouds scale
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@param _WindDirection Clouds movement direction
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@param _TimeMultiplier Time multiplier factor
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*/
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Options(const Math::scalar& _Height,
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const Math::scalar& _Scale,
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const Math::float2& _WindDirection,
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const Math::scalar& _TimeMultiplier)
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: Height(_Height)
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, Scale(_Scale)
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, WindDirection(_WindDirection)
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, TimeMultiplier(_TimeMultiplier)
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, DistanceAttenuation(0.05f)
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, DetailAttenuation(1)
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, NormalMultiplier(2)
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, HeightVolume(0.25f)
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, VolumetricDisplacement(0.01f)
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{
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}
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/** Constructor
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@param _Height Cloud layer height
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@param _Scale Clouds scale
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@param _WindDirection Clouds movement direction
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@param _TimeMultiplier Time multiplier factor
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@param _DistanceAttenuation Distance attenuation
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@param _DetailAttenuation Detail attenuation
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@param _NormalMultiplier Normal multiplier coeficient
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@param _HeightVolume Height volume(For volumetric effects on the gpu)
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@param _VolumetricDisplacement Volumetric displacement(For volumetric effects on the gpu)
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*/
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Options(const Math::scalar& _Height,
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const Math::scalar& _Scale,
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const Math::float2& _WindDirection,
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const Math::scalar& _TimeMultiplier,
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const Math::scalar& _DistanceAttenuation,
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const Math::scalar& _DetailAttenuation,
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const Math::scalar& _NormalMultiplier,
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const Math::scalar& _HeightVolume,
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const Math::scalar& _VolumetricDisplacement)
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: Height(_Height)
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, Scale(_Scale)
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, WindDirection(_WindDirection)
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, TimeMultiplier(_TimeMultiplier)
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, DistanceAttenuation(_DistanceAttenuation)
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, DetailAttenuation(_DetailAttenuation)
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, NormalMultiplier(_NormalMultiplier)
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, HeightVolume(_HeightVolume)
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, VolumetricDisplacement(_VolumetricDisplacement)
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{
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}
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};
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CloudLayer();
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CloudLayer(const Options& o);
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~CloudLayer();
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const Options& GetOptions() const;
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void SetAmbientGradient(const ColorGradient& AmbientGradient);
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const ColorGradient& GetAmbientGradient() const;
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void SetSunGradient(const ColorGradient& SunGradient);
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const ColorGradient& GetSunGradient() const;
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private:
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Options m_Options;
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ColorGradient m_AmbientGradient;
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ColorGradient m_SunGradient;
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};
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inline const CloudLayer::Options& CloudLayer::GetOptions() const
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{
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return m_Options;
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}
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inline void CloudLayer::SetAmbientGradient(const ColorGradient& AmbientGradient)
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{
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m_AmbientGradient = AmbientGradient;
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}
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inline const ColorGradient& CloudLayer::GetAmbientGradient() const
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{
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return m_AmbientGradient;
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}
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inline void CloudLayer::SetSunGradient(const ColorGradient& SunGradient)
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{
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m_SunGradient = SunGradient;
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}
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inline const ColorGradient& CloudLayer::GetSunGradient() const
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{
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return m_SunGradient;
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}
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} |