60 lines
1.5 KiB
C++
60 lines
1.5 KiB
C++
#ifndef FLUIDMEDIUMMANAGER_H
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#define FLUIDMEDIUMMANAGER_H
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#include "software_global.h"
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#include "SpaceSegment.h"
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#include <vector>
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namespace paysages {
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namespace software {
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typedef struct {
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FluidMediumInterface *medium;
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SpaceSegment segment;
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} FluidMediumSegment;
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/**
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* Global object to interact with fluid medium (air, water, clouds...)
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*
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* This object handles the traversal of fluid medium and the collecting of
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* medium density and properties.
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* It is mainly used to compute the alteration made by such media on light.
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*/
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class SOFTWARESHARED_EXPORT FluidMediumManager {
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public:
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FluidMediumManager(SoftwareRenderer *renderer);
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virtual ~FluidMediumManager();
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/**
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* Remove all registered medium.
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*/
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void clearMedia();
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/**
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* Register a new medium in the manager.
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*/
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void registerMedium(FluidMediumInterface *medium);
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/**
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* Apply complete medium traversal between 'location' and 'eye', to the base 'color'.
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*
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* Returns the light received by eye, transformed by medium traversal.
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*/
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virtual Color applyTraversal(const Vector3 &eye, const Vector3 &location, const Color &color) const;
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/**
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* Get the potential media traversed by a ray, unsorted
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*/
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virtual int getTraversedMedia(FluidMediumSegment segments[], const SpaceSegment &ray, int max_segments) const;
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private:
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SoftwareRenderer *renderer;
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vector<FluidMediumInterface *> media;
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};
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}
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}
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#endif // FLUIDMEDIUMTRAVERSAL_H
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