multiPrim.cpp

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/////////////////////////////////////////////////////////////////////
// 6/6/02       Aaron Lefohn    Scientific Computing and Imaging Institute
// School of Computing          University of Utah
//
//  This library is free software; you can redistribute it and/or
//  modify it under the terms of the GNU Lesser General Public
//  License as published by the Free Software Foundation; either
//  version 2.1 of the License, or (at your option) any later version.
//
//  This library 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
//  Lesser General Public License for more details.
//
//  You should have received a copy of the GNU Lesser General Public
//  License along with this library; if not, write to the Free Software
//  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
////////////////////////////////////////////////////////////////////////
//
// compositePrim.cpp: implementation of the MultiPrim class.
//
/////////////////////////////////////////////////////////////////////

#include <drawable/multiPrim.h>
#include <state/shader.h>
#include <iostream>

using namespace std;
using namespace gutz;

using namespace glift;

//////////////////////////////////////////////////////////////////////
/// Construction/Destruction
//////////////////////////////////////////////////////////////////////

MultiPrim::MultiPrim( const VecSinglePrimP& prim ) : m_prim( prim )
{}

void MultiPrim::init( const VecSinglePrimP& prim )
{
   m_prim = prim;
}

MultiPrimTexCoord* MultiPrim::genTexCoords( const Shader* shader )
{
   MultiPrimTexCoord* vecTexCoords = new MultiPrimTexCoord( m_prim.size() );

   for(uint i=0; i < m_prim.size(); i++) {
      MultiTexCoord* primTexCoords = shader->genTexCoords( m_prim[i]->texCoord(), m_prim[i]->scale() );
      (*vecTexCoords)[i] = primTexCoords;
   }
   return vecTexCoords;
}

/// Return true if ALL of the primitives have texture coordinates
bool MultiPrim::hasTexCoords() const
{
   bool retVal = true;
   for(uint i=0; i < m_prim.size(); i++) {
      retVal &= m_prim[i]->hasTexCoords();
   }
   return retVal;
}

void MultiPrim::bindTexCoords( const MultiPrimTexCoord* texCoordsPtr )
{
   for(uint i=0; i < m_prim.size(); i++ ) {
      m_prim[i]->bindTexCoords( (*texCoordsPtr)[i] );
   }
}

void MultiPrim::bindTexCoords( const MultiTexCoord* texCoordsPtr )
{
   for(uint i=0; i < m_prim.size(); i++ ) {
      m_prim[i]->bindTexCoords( texCoordsPtr );
   }
}

void MultiPrim::releaseTexCoords()
{
   for(uint i=0; i < m_prim.size(); i++ ) {
      m_prim[i]->releaseTexCoords();
   }
}

void MultiPrim::bindIndices( const MultiPrimIndices* indices )
{
   for(uint i=0; i < m_prim.size(); i++) {
      m_prim[i]->bindIndices( (*indices)[i] );
   }
}

void MultiPrim::bindIndices( const arrayw1ui* indices )
{
   for(uint i=0; i < m_prim.size(); i++) {
      m_prim[i]->bindIndices( indices );
   }
}

void MultiPrim::releaseIndices()
{
   for(uint i=0; i < m_prim.size(); i++ ) {
      m_prim[i]->releaseIndices();
   }
}

void MultiPrim::drawDef()
{
   for(uint i=0; i < m_prim.size() ; i++ ) {
      //for(uint i=3; i < 4 ; i++ ) { /// Sparse-grid trial
      m_prim[i]->draw();
   }
}

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