SOL9 Sample: BufferedColoredRegularIcosahedron

SOL9 2.0 Samples

1 Screenshot


2 Source code

/*
 * BufferedColoredRegularIcosahedron.cpp 
 * Copyright (c) 2015 Antillia.com TOSHIYUKI ARAI. ALL RIGHTS RESERVED. 
 */


#include <sol/opengl/OpenGLMainView.h>
#include <sol/opengl/OpenGLView.h>
#include <sol/opengl/OpenGLGC.h>

#include <sol/opengl/OpenGLColoredRegularIcosahedron.h>

#include <sol/openglarb/OpenGLBufferedShape.h>


#include "Resource.h"

namespace SOL {

class MainView :public OpenGLMainView {

private:
  //Inner class starts.
  class SimpleView: public OpenGLView {
  private:
    SmartPtr<OpenGLGC>                          gc;
    SmartPtr<OpenGLColoredRegularIcosahedron>   hedron;
    SmartPtr<OpenGLBufferedShape>               shape;
 
  public:
  virtual void display()
  {
    if (gc && shape) { 
      gc -> clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
      gc -> loadIdentity();
      gc -> clearColor(0.8, 0.8, 0.8, 1.0);

      try {
        //Draw the first shape1.
        gc->pushMatrix();
          gc -> translate(0.0f,0.0f,1.0f);  
          gc -> lookAt(4.0, 12.0, 15.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0); 
          shape->draw(gc);
        gc->popMatrix();

      } catch (Exception& ex) {
        ex.display(); 
      }
    }
  }
 
  virtual void resize(int w, int h)
  {
    if (w == 0 || h == 0) {
      return;
    }
    if (gc) {
      gc -> matrixMode(GL_PROJECTION);
      gc -> loadIdentity();
      gc -> perspective(16.0, (double)w / (double)h, 0.5, 40.0); 

      gc -> matrixMode(GL_MODELVIEW);
    }
  }

  virtual void initialize()
  {
    gc = new OpenGLGC();

    gc -> matrixMode(GL_PROJECTION);
    gc -> loadIdentity();

    gc -> enable( GL_DEPTH_TEST);
    gc -> frustum(1 , -1 , -1 , 1 , 1 , 10);
    gc -> clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
    //  gc -> loadIdentity();
    
    try {
      Color3<GLfloat> vertexColors[] = {
        
        { 1.0f, 0.0f, 0.0f},
        { 0.0f, 1.0f, 0.0f}, 
        { 0.0f, 0.0f, 1.0f}, 
        { 1.0f, 1.0f, 0.0f},
        { 0.0f, 1.0f, 1.0f},
        { 1.0f, 0.0f, 1.0f},
        { 1.0f, 0.0f, 0.0f},
        { 0.0f, 1.0f, 0.0f}, 
        { 0.0f, 0.0f, 1.0f}, 
        { 1.0f, 1.0f, 0.0f},
        { 0.0f, 1.0f, 1.0f},
        { 1.0f, 0.0f, 1.0f},        
      };
      hedron = new OpenGLColoredRegularIcosahedron(vertexColors, CountOf(vertexColors));
      
      shape = new OpenGLBufferedShape(hedron);
    
    } catch (Exception& ex) {
      ex.display();
    }
  }

  public:
    SimpleView(View* parent, const char* name, Args& args)
    :OpenGLView(parent, name, args)
    {
    } 

    ~SimpleView()
    {
    }
  };
  //Inner class ends.
  
private:
  SmartPtr<SimpleView>  view;

  long size(Event& event)
  {
    int w, h;
    event.getSize(w, h);
    if (view) {
      view -> reshape(10, 10, w-20, h-20);
      view -> postResizeRequest(w-20, h-20);
    }
    return 1L;
  }

public:
  MainView(Application& applet, const char* name, Args& args)
  :OpenGLMainView(applet, name, args) 
  {
    Args ar;
    view = new SimpleView(this, "", ar);
  }

  ~MainView()
  {
  }
};
}

//
void Main(int argc, char** argv) 
{
  try {    
    const char*  name = appName(argv[0]);
    Application applet(name, argc, argv);

    Args args;
    args.set(XmNwidth,  480);
    args.set(XmNheight, 480);
    
    MainView view(applet, name, args);
    view.realize();

    applet.run();
    
  } catch (Exception& ex) {
    ex.display();
  }
}


Last modified: 8 Dec 2016

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