kicad/3d-viewer/3d_rendering/3d_render_raytracing/shapes3D/cobject.h

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4.1 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2015-2020 Mario Luzeiro <mrluzeiro@ua.pt>
* Copyright (C) 1992-2020 KiCad Developers, see AUTHORS.txt for contributors.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
/**
* @file cobject.h
* @brief
*/
#ifndef _COBJECT_H_
#define _COBJECT_H_
#include "cbbox.h"
#include "../hitinfo.h"
#include "../cmaterial.h"
enum class OBJECT3D_TYPE
{
CYLINDER,
DUMMYBLOCK,
LAYERITEM,
XYPLANE,
ROUNDSEG,
TRIANGLE,
MAX
};
class COBJECT
{
protected:
CBBOX m_bbox;
SFVEC3F m_centroid;
OBJECT3D_TYPE m_obj_type;
const CMATERIAL *m_material;
// m_modelTransparency combines the material and model opacity
// 0.0 full opaque, 1.0 full transparent.
float m_modelTransparency;
public:
explicit COBJECT( OBJECT3D_TYPE aObjType );
void SetMaterial( const CMATERIAL *aMaterial )
{
m_material = aMaterial;
m_modelTransparency = aMaterial->GetTransparency(); // Default transparency is from material
}
const CMATERIAL *GetMaterial() const { return m_material; }
float GetModelTransparency() const { return m_modelTransparency; }
void SetModelTransparency( float aModelTransparency ) { m_modelTransparency = aModelTransparency; }
virtual SFVEC3F GetDiffuseColor( const HITINFO &aHitInfo ) const = 0;
virtual ~COBJECT() {}
/** Function Intersects
* @brief Intersects - a.Intersects(b) ⇔ !a.Disjoint(b) ⇔ !(a ∩ b = ∅)
* It intersects if the result intersection is not null
* @param aBBox
* @return
*/
virtual bool Intersects( const CBBOX &aBBox ) const = 0;
/** Functions Intersect
* @brief Intersect
* @param aRay
* @param aHitInfo
* @return true if the aRay intersects the object
*/
virtual bool Intersect( const RAY &aRay, HITINFO &aHitInfo ) const = 0;
/** Functions Intersect for shadow test
* @brief Intersect
* @param aRay
* @param aMaxDistance - max distance of the test
* @return true if the aRay intersects the object
*/
virtual bool IntersectP( const RAY &aRay, float aMaxDistance ) const = 0;
const CBBOX &GetBBox() const { return m_bbox; }
const SFVEC3F &GetCentroid() const { return m_centroid; }
};
/// Implements a class for object statistics
/// using Singleton pattern
class COBJECT3D_STATS
{
public:
void ResetStats()
{
memset( m_counter, 0, sizeof( unsigned int ) * static_cast<int>( OBJECT3D_TYPE::MAX ) );
}
unsigned int GetCountOf( OBJECT3D_TYPE aObjType ) const
{
return m_counter[static_cast<int>( aObjType )];
}
void AddOne( OBJECT3D_TYPE aObjType )
{
m_counter[static_cast<int>( aObjType )]++;
}
void PrintStats();
static COBJECT3D_STATS &Instance()
{
if( !s_instance )
s_instance = new COBJECT3D_STATS;
return *s_instance;
}
private:
COBJECT3D_STATS(){ ResetStats(); }
COBJECT3D_STATS( const COBJECT3D_STATS &old );
const COBJECT3D_STATS &operator=( const COBJECT3D_STATS &old );
~COBJECT3D_STATS(){}
private:
unsigned int m_counter[static_cast<int>( OBJECT3D_TYPE::MAX )];
static COBJECT3D_STATS *s_instance;
};
#endif // _COBJECT_H_