OSGDVRRenderSlice.cpp

Go to the documentation of this file.

#include <OSGDVRRenderSlice.h>
#include <vector>
#include <stdlib.h>
#include <OSGGL.h>

OSG_BEGIN_NAMESPACE
     
void DVRRenderSlicePrimitive::render(void) const
{
    glBegin(type);
    {
        for(std::vector<GLdouble*>::const_iterator i  = vertices.begin(); 
                                                   i != vertices.end(); 
                                                 ++i)
        {
            glTexCoord3dv(&((*i)[3]));
            glVertex3dv(*i);
        }
    }
    glEnd();
}


DVRRenderSlice::DVRRenderSlice(void)
{
    numVertexCombineData = 0;
    maxVertexCombineData = 0;
    
    vertexCombineData    = NULL;
}

DVRRenderSlice::~DVRRenderSlice(void)
{
    if(maxVertexCombineData > 0)
        free(vertexCombineData); // allocation with malloc/realloc!!

    vertexCombineData = NULL;
}

void DVRRenderSlice::render(void) const
{  
    for(DVRRenderSlice::const_iterator i = begin(); 
                                       i != end(); 
                                     ++i)
    {
        (*i)->render();
    }
}

void DVRRenderSlice::clear(void)
{
    if(!directRender)
    {
        for(DVRRenderSlice::const_iterator i = begin(); i != end(); ++i)
        {
            delete (*i);
        }

        std::vector<DVRRenderSlicePrimitive*>::clear();
    }
    
    numVertexCombineData = 0;
}

OSG_END_NAMESPACE

---