//***************************************************************************
//
//  Copyright (c) 1999 - 2006 Intel Corporation
//
//  Licensed under the Apache License, Version 2.0 (the "License");
//  you may not use this file except in compliance with the License.
//  You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
//  Unless required by applicable law or agreed to in writing, software
//  distributed under the License is distributed on an "AS IS" BASIS,
//  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//  See the License for the specific language governing permissions and
//  limitations under the License.
//
//***************************************************************************

#include "IFXAttributeNeighborhood.h"
#include "IFXTQTBaseTriangle.h"

void IFXAttributeNeighborhood::CheckForDiscontinuities(U32 uIndex, 
		IFXTQTTriangle *pTriangle, IFXTQTAddress::Direction uReOrientedDirection)
{
    IFXTQTBaseTriangle *pBaseTriangle = pTriangle->GetBaseTriangle();
    IFXEdgeContinuityDescriptor *edgeDescr = pBaseTriangle->GetEdgeDescriptor(uReOrientedDirection);

    // Are normals discontinuous?
    if (edgeDescr->bAttribute.bNormal)
        m_normal.m_ppValues[uIndex]  = NULL;

    // Are texcoords discontinuous?:
    if (edgeDescr->bAttribute.bTexCoord)
        m_texCoord.m_ppValues[uIndex] = NULL;
}
