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Imported MaNGOS revision 6767 from http://mangos.svn.sourceforge.net/svnroot/mangos/trunk/

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TheLuda 2008-10-14 00:29:20 +02:00
parent d767495d5b
commit 800ee76535
3322 changed files with 903437 additions and 0 deletions
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src/shared/vmap/BaseModel.cpp Normal file
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/*
* Copyright (C) 2005-2008 MaNGOS <http://getmangos.com/>
*
* 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, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "BaseModel.h"
#include "VMapTools.h"
using namespace G3D;
namespace VMAP
{
//==========================================================
void BaseModel::getMember(Array<TriangleBox>& pMembers)
{
for(unsigned int i=0; i<iNTriangles; i++)
{
pMembers.append(iTriangles[i]);
}
}
//==========================================================
BaseModel::BaseModel(unsigned int pNNodes, unsigned int pNTriangles)
{
init(pNNodes, pNTriangles);
};
//==========================================================
void BaseModel::init(unsigned int pNNodes, unsigned int pNTriangles)
{
iNNodes = pNNodes;
iNTriangles = pNTriangles;
iTriangles = 0;
iTreeNodes = 0;
if(iNNodes >0) iTreeNodes = new TreeNode[iNNodes];
if(iNTriangles >0) iTriangles = new TriangleBox[iNTriangles];
}
//==========================================================
void BaseModel::free()
{
if(getTriangles() != 0) delete [] getTriangles(); setNTriangles(0);
if(getTreeNodes() != 0) delete [] getTreeNodes(); setNNodes(0);
}
//==========================================================
void BaseModel::intersect(const G3D::AABox& pBox, const G3D::Ray& pRay, float& pMaxDist, G3D::Vector3& pOutLocation, G3D::Vector3& /*pOutNormal*/) const
{
bool isInside = false;
float d = MyCollisionDetection::collisionLocationForMovingPointFixedAABox(
pRay.origin, pRay.direction,
pBox,
pOutLocation, isInside);
if (!isInside && ((d > 0) && (d < pMaxDist)))
{
pMaxDist = d;
}
}
//==========================================================
bool BaseModel::intersect(const G3D::AABox& pBox, const G3D::Ray& pRay, float& pMaxDist) const
{
// See if the ray will ever hit this node or its children
Vector3 location;
bool alreadyInsideBounds = false;
bool rayWillHitBounds =
MyCollisionDetection::collisionLocationForMovingPointFixedAABox(
pRay.origin, pRay.direction, pBox, location, alreadyInsideBounds);
bool canHitThisNode = (alreadyInsideBounds ||
(rayWillHitBounds && ((location - pRay.origin).squaredLength() < (pMaxDist * pMaxDist))));
return canHitThisNode;
}
} // VMAP