SOL9 2.0 Samples

1 Screenshot

2 Source code

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


//2016/07/20

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

namespace SOL {

class MainView :public OpenGLMainView {

private:
  //Inner class starts.
  class CheckTexturedCube : public OpenGLTexturedCube {
  private:
    static const int WIDTH  = 64;
    static const int HEIGHT = 64;
    
  public:
    CheckTexturedCube()
    :OpenGLTexturedCube()
    {
      static GLubyte data[WIDTH][HEIGHT][4];

      for (int i = 0; i < HEIGHT; i++) {
        for (int j = 0; j < WIDTH; j++) {
         int c = ((((i & 0x8) == 0)^((j & 0x8)) == 0)) * 255;
         data[i][j][0] = (GLubyte) c;
         data[i][j][1] = (GLubyte) c;
         data[i][j][2] = (GLubyte) c;
         data[i][j][3] = (GLubyte) 255;
        }
      }      
      bind();

      pixelStore(GL_UNPACK_ALIGNMENT, 1);
      parameter(GL_TEXTURE_MAG_FILTER, GL_LINEAR );
      parameter(GL_TEXTURE_MIN_FILTER, GL_LINEAR );
    //env(GL_TEXTURE_ENV_MODE, GL_DECAL );
      env(GL_TEXTURE_ENV_MODE, GL_MODULATE);

      parameter(GL_TEXTURE_WRAP_S, GL_REPEAT);
      parameter(GL_TEXTURE_WRAP_T, GL_REPEAT);
              
     image(0, GL_RGBA, WIDTH, HEIGHT, 
                    0, GL_RGBA, GL_UNSIGNED_BYTE, data);
      unbind();
    }
  };
  
  
  class SimpleView: public OpenGLView {
  private:
    SmartPtr<OpenGLGC>          gc;
    SmartPtr<CheckTexturedCube> texture;

  public:
    virtual void display()
    {
      if (gc && texture) {
        gc -> clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
        gc -> clearColor(1.0f, 1.0f, 1.0f, 1.0f);
        gc -> color(1.0f, 1.0f, 1.0f);
        gc -> rotate(5.0f, 0.5f, 1.0f, 0.25f);
        
        texture -> draw(gc);
      }
    }
  
 
    virtual void resize(int w, int h)
    {
      if (w == 0 || h == 0) {
        return;
      }
      if (gc) {
        gc -> matrixMode(GL_PROJECTION);
        gc -> loadIdentity();
        gc -> ortho(-2.25, 2.25, -2.25, 2.25, 1., 20.);
        gc -> lookAt(2.0, 2.0, 4.0, 0.0, 0.0, 0.0, 0.0, 10.0, 0.0); 
      }
    }

    virtual void initialize()
    {
      gc = new OpenGLGC();
      gc -> enable(GL_DEPTH_TEST);
      gc -> enable(GL_TEXTURE_2D);
      try {
        texture = new CheckTexturedCube();
      } catch (Exception& ex) {
        caught(ex);
      }
    }


  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.notNull()) {
      view -> reshape(10.0f, 10.0f, 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) {
    caught(ex);
  }
}