62 lines
1.6 KiB
C
62 lines
1.6 KiB
C
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#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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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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* \brief 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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{
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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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* \brief Remove all registered medium.
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*/
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void clearMedia();
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/*!
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* \brief 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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* \brief Apply complete medium traversal
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* \param eye Position of the camera
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* \param location Point we look at
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* \param color Light initially received from 'location'
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* \return 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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* \brief 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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std::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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