95 lines
2.4 KiB
C++
95 lines
2.4 KiB
C++
/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright (C) 2015-2016 Mario Luzeiro <mrluzeiro@ua.pt>
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* Copyright (C) 1992-2016 KiCad Developers, see AUTHORS.txt for contributors.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you may find one here:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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* or you may search the http://www.gnu.org website for the version 2 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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/**
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* @file cdummyblock.cpp
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* @brief
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*/
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#include "cdummyblock.h"
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CDUMMYBLOCK::CDUMMYBLOCK( const CBBOX &aBBox ) : COBJECT( OBJ3D_DUMMYBLOCK )
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{
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m_centroid = aBBox.GetCenter();
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m_bbox.Reset();
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m_bbox.Set( aBBox );
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}
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bool CDUMMYBLOCK::Intersect( const RAY &aRay, HITINFO &aHitInfo ) const
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{
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float t;
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if( !m_bbox.Intersect( aRay, &t ) )
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return false;
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if( t < aHitInfo.m_tHit )
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{
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aHitInfo.m_tHit = t;
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aHitInfo.m_HitPoint = aRay.at( t );
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if( aRay.m_dirIsNeg[2] )
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aHitInfo.m_HitNormal = SFVEC3F( 0.0f, 0.0f, 1.0f );
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else
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aHitInfo.m_HitNormal = SFVEC3F( 0.0f, 0.0f,-1.0f );
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m_material->PerturbeNormal( aHitInfo.m_HitNormal, aRay, aHitInfo );
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aHitInfo.pHitObject = this;
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return true;
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}
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return false;
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}
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bool CDUMMYBLOCK::IntersectP(const RAY &aRay , float aMaxDistance ) const
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{
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float t;
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if( !m_bbox.Intersect( aRay, &t ) )
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return false;
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if( t < aMaxDistance )
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return true;
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return false;
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}
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bool CDUMMYBLOCK::Intersects( const CBBOX &aBBox ) const
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{
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return m_bbox.Intersects( aBBox );
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}
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SFVEC3F CDUMMYBLOCK::GetDiffuseColor( const HITINFO &aHitInfo ) const
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{
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(void)aHitInfo; // unused
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return m_diffusecolor;
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}
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