OPC_BaseModel.cpp

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/*
 *      OPCODE - Optimized Collision Detection
 *      Copyright (C) 2001 Pierre Terdiman
 *      Homepage: http://www.codercorner.com/Opcode.htm
 */
 
 
 
 
 
// Precompiled Header
#include "Stdafx.h"
 
using namespace Opcode;
 
 
OPCODECREATE::OPCODECREATE()
{
        mIMesh                          = null;
        mSettings.mRules        = SPLIT_SPLATTER_POINTS | SPLIT_GEOM_CENTER;
        mSettings.mLimit        = 1;    // Mandatory for complete trees
        mNoLeaf                         = true;
        mQuantized                      = true;
#ifdef __MESHMERIZER_H__
        mCollisionHull          = false;
#endif // __MESHMERIZER_H__
        mKeepOriginal           = false;
        mCanRemap                       = false;
}
 
 
BaseModel::BaseModel() : mIMesh(null), mModelCode(0), mSource(null), mTree(null)
{
}
 
 
BaseModel::~BaseModel()
{
        ReleaseBase();
}
 
 
void BaseModel::ReleaseBase()
{
        DELETESINGLE(mSource);
        DELETESINGLE(mTree);
}
 
 
bool BaseModel::CreateTree(bool no_leaf, bool quantized)
{
        DELETESINGLE(mTree);
 
        // Setup model code
        if(no_leaf)             mModelCode |= OPC_NO_LEAF;
        else                    mModelCode &= ~OPC_NO_LEAF;
 
        if(quantized)   mModelCode |= OPC_QUANTIZED;
        else                    mModelCode &= ~OPC_QUANTIZED;
 
        // Create the correct class
        if(mModelCode & OPC_NO_LEAF)
        {
                if(mModelCode & OPC_QUANTIZED)  mTree = new AABBQuantizedNoLeafTree;
                else                                                    mTree = new AABBNoLeafTree;
        }
        else
        {
                if(mModelCode & OPC_QUANTIZED)  mTree = new AABBQuantizedTree;
                else                                                    mTree = new AABBCollisionTree;
        }
        CHECKALLOC(mTree);
 
        return true;
}
 
 
bool BaseModel::Refit()
{
        // Refit the optimized tree
        return mTree->Refit(mIMesh);
 
// Old code kept for reference : refit the source tree then rebuild !
//      if(!mSource)    return false;
//      // Ouch...
//      mSource->Refit(&mTB);
//      // Ouch...
//      return mTree->Build(mSource);
}