VIZ++ Class: OpenGLList

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Source code

/*
 * OpenGLList.h 
 * Copyright (c) 2015 Antillia.com TOSHIYUKI ARAI. ALL RIGHTS RESERVED. 
 */


#pragma once

#include <viz++/opengl/OpenGLObject.h>
#include <viz++/Exception.h>

namespace VIZ {

class OpenGLList :public OpenGLObject {
private:
  GLuint list;
  GLenum mode;

public:
  OpenGLList(GLuint list, GLenum mode)
  :list(list),
   mode(mode)
  {
    if (list <= 0) {
      throw IException("Invalid list id:%d", list);
    }

    if (glIsList(list) == GL_TRUE) {
      throw IException("Already used id:%d", list);
    } 

    if (mode == GL_COMPILE || mode == GL_COMPILE_AND_EXECUTE) {
      glNewList(list, mode);
    } else {
      throw IException("Invalid mode:%d", mode); 
    } 
  }

  OpenGLList(GLuint list)
  :list(list),
   mode(0)
  {
    if (list <= 0) {
      throw IException("Invalid list id:%d", list);
    }
    //Play displaylist 
  }

  ~OpenGLList()
  {
    if (mode != 0) {
      save();
    }
  }

  void save()
  {
    glEndList();
  }

  void call()
  {
    if (mode == 0) {
      glCallList(list);
    }
  }
};
}


Last modified: 10 Feb 2017

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