Es++ Class: OpenGLBufferedShape

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Source code

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 * Copyright (c) 2016 Antillia.com TOSHIYUKI ARAI. ALL RIGHTS RESERVED.
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 *  OpenGLBufferedShape.h
 *
 *****************************************************************************/

#pragma once

#include <es++/opengl/OpenGLGC.h>

#include <es++/opengl/OpenGLIndexedVertices.h>

#include <es++/openglarb/OpenGLVertexBufferARB.h>
#include <es++/openglarb/OpenGLIndexBufferARB.h>
//#include <es++/opengl2/OpenGLVertexAttribute.h>



namespace Es {

class OpenGLBufferedShape : OpenGLObject {
private:
  OpenGLIndexedVertices* vertices;
  OpenGLVertexBufferARB* vertexBuffer;
  OpenGLIndexBufferARB*  indexBuffer;
  
public:
  OpenGLBufferedShape(OpenGLIndexedVertices* vertices1)
  :OpenGLObject(),
  vertices(vertices1),
  vertexBuffer(NULL),
  indexBuffer(NULL)
  {
    if (vertices) {
      vertexBuffer = new OpenGLVertexBufferARB();
      vertexBuffer -> bind();
      vertexBuffer -> data(vertices->getVerticesDataSize(),  vertices->getVertices(), GL_STATIC_DRAW_ARB);
      vertexBuffer -> unbind();
              
      indexBuffer   = new OpenGLIndexBufferARB();
      indexBuffer  -> bind();
      indexBuffer  -> data(vertices->getIndicesDataSize(), vertices->getIndices(), GL_STATIC_DRAW_ARB);
      indexBuffer  -> unbind();
    } else {
      throw IException("Invalid vertices parameter.");
    }
  }
  
  ~OpenGLBufferedShape()
  {
    delete vertexBuffer;
    delete indexBuffer;
    vertexBuffer = NULL;
    indexBuffer  = NULL;
  }
  
  void draw(OpenGLGC* gc) 
  {
    vertexBuffer -> bind();
    indexBuffer  -> bind();
   
    vertices      -> draw(gc);
   
    vertexBuffer -> unbind();
    indexBuffer  -> unbind();
  }
};
  
}


Last modified: 4 Apr 2019

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