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/**************************************************************************\
*
* This file is part of the Coin 3D visualization library.
* Copyright (C) by Kongsberg Oil & Gas Technologies.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* ("GPL") version 2 as published by the Free Software Foundation.
* See the file LICENSE.GPL at the root directory of this source
* distribution for additional information about the GNU GPL.
*
* For using Coin with software that can not be combined with the GNU
* GPL, and for taking advantage of the additional benefits of our
* support services, please contact Kongsberg Oil & Gas Technologies
* about acquiring a Coin Professional Edition License.
*
* See http://www.coin3d.org/ for more information.
*
* Kongsberg Oil & Gas Technologies, Bygdoy Alle 5, 0257 Oslo, NORWAY.
* http://www.sim.no/ sales@sim.no coin-support@coin3d.org
*
\**************************************************************************/
/*!
\class SoVBOCache SoVBOCache.h
\brief The SoVBOCache is used to organize pointers to SoVBO and SoVertexArrayIndexer instances.
*/
#include "caches/SoVBOCache.h"
#include "misc/SoVBO.h"
#include "misc/SoVertexArrayIndexer.h"
#include <Inventor/lists/SbList.h>
class SoVBOCacheP {
public:
SoVBOCacheP(void) {
this->vaindexer = NULL;
this->coordvbo = NULL;
this->colorvbo = NULL;
this->normalvbo = NULL;
}
~SoVBOCacheP() {
delete this->vaindexer;
delete this->coordvbo;
delete this->colorvbo;
delete this->normalvbo;
for (int i = 0; i < this->texcoordvbo.getLength(); i++) {
delete this->texcoordvbo[i];
}
}
SoVertexArrayIndexer * vaindexer;
SoVBO * coordvbo;
SoVBO * colorvbo;
SoVBO * normalvbo;
SbList <SoVBO*> texcoordvbo;
};
/*!
Constructor.
*/
SoVBOCache::SoVBOCache(SoState * state)
: SoCache(state)
{
this->pimpl = new SoVBOCacheP();
}
/*!
Destructor.
*/
SoVBOCache::~SoVBOCache()
{
delete this->pimpl;
}
/*!
Returns the vertex array indexer. If \a createifnull is TRUE, a
indexer will be created if it doesn't exist.
*/
SoVertexArrayIndexer *
SoVBOCache::getVertexArrayIndexer(const SbBool createifnull)
{
if (createifnull && (this->pimpl->vaindexer == NULL)) {
this->pimpl->vaindexer = new SoVertexArrayIndexer;
}
return this->pimpl->vaindexer;
}
/*!
Returns the coordinate VBO instance. If \a createifnull is TRUE, a
VBO instance will be created if it doesn't exist.
*/
SoVBO *
SoVBOCache::getCoordVBO(const SbBool createifnull)
{
if (createifnull && (this->pimpl->coordvbo == NULL)) {
this->pimpl->coordvbo = new SoVBO;
}
return this->pimpl->coordvbo;
}
/*!
Returns the normal vertex VBO instance. If \a createifnull is TRUE, a
VBO instance will be created if it doesn't exist.
*/
SoVBO *
SoVBOCache::getNormalVBO(const SbBool createifnull)
{
if (createifnull && (this->pimpl->normalvbo == NULL)) {
this->pimpl->normalvbo = new SoVBO;
}
return this->pimpl->normalvbo;
}
/*!
Returns the color VBO instance. If \a createifnull is TRUE, a
VBO instance will be created if it doesn't exist.
*/
SoVBO *
SoVBOCache::getColorVBO(const SbBool createifnull)
{
if (createifnull && (this->pimpl->colorvbo == NULL)) {
this->pimpl->colorvbo = new SoVBO;
}
return this->pimpl->colorvbo;
}
/*!
Returns the texture coordinate VBO instance. If \a createifnull is TRUE, a
VBO instance will be created if it doesn't exist.
*/
SoVBO *
SoVBOCache::getTexCoordVBO(const int unit, const SbBool createifnull)
{
if (createifnull) {
while (this->pimpl->texcoordvbo.getLength() <= unit) {
this->pimpl->texcoordvbo.append(NULL);
}
if (this->pimpl->texcoordvbo[unit] == NULL) {
this->pimpl->texcoordvbo[unit] = new SoVBO;
}
}
if (this->pimpl->texcoordvbo.getLength() > unit) {
return this->pimpl->texcoordvbo[unit];
}
return NULL;
}
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