SOL9 Sample: LightedCylinder

SOL9 2.0 Samples

1 Screenshot


2 Source code

/*
 * LightedCylinder.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/OpenGLLight.h>
#include <sol/opengl/OpenGLMaterial.h>
#include <sol/opengl/OpenGLCylinder.h>

 
namespace SOL {

class MainView :public OpenGLMainView {

private:
  //Inner class starts
  class SimpleView: public OpenGLView {
  private:
    SmartPtr<OpenGLGC>      gc;
    SmartPtr<OpenGLQuadric> quadric;
    SmartPtr<OpenGLCylinder> cylinder;
 
  public:
    virtual void display()
    {
      if (gc && cylinder) {
        gc -> clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

        gc -> loadIdentity();
        gc -> lookAt(2.0, 4.0, 6.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.5);

        gc -> clearColor(0.0, 0.0, 0.0, 1.0);
        gc -> enable(GL_CULL_FACE); 
        gc -> enable(GL_LIGHTING);

        OpenGLLight light(GL_LIGHT0);
        GLfloat lightPosition[] = {10, 10, 10, 1.0};  
        light.position(lightPosition);

        GLfloat white[] = {1.0f, 1.0f, 1.0f, 1.0f};
        GLfloat red[]  = {1.0f, 0.0f, 0.0f, 1.0f};
        GLfloat shininess[] = {100.0};

        OpenGLMaterial material(GL_FRONT);
        material.diffuse(red);
        material.specular(white);
        material.shininess(shininess);
        gc -> rotate(60.0f, 0.0f, 1.0f, 0.0f);

        cylinder -> draw(0.4, 0.8, 3.0, 32, 32);
      }
    }

    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();
      quadric = new OpenGLQuadric();
      quadric -> drawStyle(GLU_FILL);
      quadric -> normals(GLU_SMOOTH);
      cylinder = new OpenGLCylinder(quadric);
    }

  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(0, 0, w, h);
      view -> postResizeRequest(w, h);
    }
    return 0L;
  }

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, 400);
    args.set(XmNheight, 300);
    MainView view(applet, name, args);
    view.realize();

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


Last modified: 25 Feb 2017

Copyright (c) 2017 Antillia.com ALL RIGHTS RESERVED.