/* * This program source code file is part of KiCad, a free EDA CAD application. * * Copyright (C) 2015-2016 Mario Luzeiro <mrluzeiro@ua.pt> * Copyright (C) 1992-2016 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 cdummyblock.cpp * @brief */ #include "cdummyblock.h" CDUMMYBLOCK::CDUMMYBLOCK( const CBBOX &aBBox ) : COBJECT( OBJ3D_DUMMYBLOCK ) { m_centroid = aBBox.GetCenter(); m_bbox.Reset(); m_bbox.Set( aBBox ); } bool CDUMMYBLOCK::Intersect( const RAY &aRay, HITINFO &aHitInfo ) const { float t; if( !m_bbox.Intersect( aRay, &t ) ) return false; if( t < aHitInfo.m_tHit ) { aHitInfo.m_tHit = t; aHitInfo.m_HitPoint = aRay.at( t ); if( aRay.m_dirIsNeg[2] ) aHitInfo.m_HitNormal = SFVEC3F( 0.0f, 0.0f, 1.0f ); else aHitInfo.m_HitNormal = SFVEC3F( 0.0f, 0.0f,-1.0f ); m_material->PerturbeNormal( aHitInfo.m_HitNormal, aRay, aHitInfo ); aHitInfo.pHitObject = this; return true; } return false; } bool CDUMMYBLOCK::IntersectP(const RAY &aRay , float aMaxDistance ) const { float t; if( !m_bbox.Intersect( aRay, &t ) ) return false; if( t < aMaxDistance ) return true; return false; } bool CDUMMYBLOCK::Intersects( const CBBOX &aBBox ) const { return m_bbox.Intersects( aBBox ); } SFVEC3F CDUMMYBLOCK::GetDiffuseColor( const HITINFO &aHitInfo ) const { (void)aHitInfo; // unused return m_diffusecolor; }