source: trunk/vizservers/nanovis/R2/src/R2VertexBuffer.cpp @ 776

#include <GL/glew.h>
#include <R2/graphics/R2VertexBuffer.h>
#include <GL/gl.h>
#include <memory.h>
#include <stdlib.h>

R2VertexBuffer::R2VertexBuffer(int type, int vertexCount, int byteSize, void* data, bool copy)
: _graphicObjectID(0), _byteSize(byteSize), _vertexCount(vertexCount)
{
        if (copy)
        {
                _data = (void*) malloc(byteSize);
        }
        else 
        {
                _data = data;
        }

        glGenBuffers(1, &_graphicObjectID);
        glBindBuffer(GL_ARRAY_BUFFER, _graphicObjectID);
    glBufferData(GL_ARRAY_BUFFER,
                  _byteSize,
                  data,
                  GL_STATIC_DRAW);
    glBindBuffer(GL_ARRAY_BUFFER, 0);
}

R2VertexBuffer::~R2VertexBuffer()
{
        if (_graphicObjectID != 0)
        {
                glDeleteBuffers(1, &_graphicObjectID);
        }

        if (_data)
        {
                free(_data);
        }
}