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#ifndef _HAIR_VR_STATIC_tri_VOXEL_PRIMITIVE_H_
#define _HAIR_VR_STATIC_tri_VOXEL_PRIMITIVE_H_
// Shave and a Haircut
// (c) 2019 Epic Games
// US Patent 6720962
/**********************************************************************
*<
FILE: shaveVrayStaticTriVoxelPrim.h
DESCRIPTION: Staic (non motion blurred) hair instanced hair voxel primitive
CREATED BY: Vladimir Dubovoy <[email protected]>
HISTORY: created 12-05-2010
*>
**********************************************************************/
#include "shaveVrayTriVoxelPrim.h"
#include "hairprimitives.h"
#include <vector>
class shaveVrayStaticTriVoxelPrim : public shaveVrayTriVoxelPrim,
public VR::StaticPrimitive {
public:
shaveVrayStaticTriVoxelPrim(IHairVoxel* voxel, VR::VRayCore *vray, shaveVrayInstanceI* inst);
virtual ~shaveVrayStaticTriVoxelPrim();
/*
| from StaicPrimitive
*/
// Return the bounding box of this primitive.
void getBBox (VR::StaticBox &bbox);
//Return true if the primitive is splittable.
bool splittable ();
//Return the bounding boxes of the primitive with respect to a given plane.
void split (int dim, VR::real middle, VR::StaticBox &bLeft, VR::StaticBox &bRight);
//Return true here
int expandable();
//Expand the primitive into other sub-primitives.
int expand (VR::DynamicRaycaster< VR::StaticBox > *raycaster, int threadIndex);
//Collapse the primitive.
int collapse (VR::DynamicRaycaster< VR::StaticBox > *raycaster, int threadIndex);
/*
| from GeometryGenerator
*/
void setIntersectionData(VR::RSRay &rsray, void *isData);
#if defined VRAY30
void setIntersectionData(const VR::RayBunchParams& params,
VR::PrimitiveIntersections& result,
const RAY_IDX* idxs,
size_t count);
#endif
#ifdef OWN_SHADEABLE_FOR_TRI
VR::Shadeable* getShadeable() { return shade(); }
#else
VR::Shadeable* getShadeable() { return shdata(); }
#endif
VR::VRayShadeInstance* getExtShadeData() { return NULL; }
VR::VRayShadeData* getExtTexMapping() { return shdata(); }
VR::VRayVolume* getVolumeShader() { return NULL; }
VR::VRaySurfaceProperties* getExtSurfaceProperties() { return NULL; }
protected:
//const member access
inline const std::vector<VR::Vector>& normals() const {return m_normals;}
inline const VR::Vector& normal(int i) const {return m_normals[i];}
inline const VR::StaticTriangle& tri(int i) const {return m_tris[i];}
inline VR::StaticTriangle* tris() const {return m_tris;}
inline int firstid() const {return m_firstid;}
//member access
inline std::vector<VR::Vector>& _normals() {return m_normals;}
inline VR::Vector& _normal(int i) {return m_normals[i];}
inline VR::StaticTriangle& _tri(int i) {return m_tris[i];}
inline VR::StaticTriangle*& _tris() {return m_tris;}
inline int& _firstid() {return m_firstid;}
private:
int m_firstid;
VR::StaticTriangle* m_tris;
std::vector<VR::Vector> m_normals;
};
#endif //end of_HAIR_VR_STATIC_tri_VOXEL_PRIMITIVE_H_
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