VIZ++ Samples

1 Screenshot

2 Source code

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


//2017/02/10

#include <viz++/opengl/OpenGLMainView.h>
#include <viz++/opengl/OpenGLGC.h>
#include <viz++/opengl/OpenGLColoredBox.h>

#include <viz++/openglarb/OpenGLBufferedShape.h>


namespace VIZ {

class MainView :public OpenGLMainView {

private:
  SmartPtr<OpenGLGC>              gc;
  SmartPtr<OpenGLColoredBox>      box1;;
  SmartPtr<OpenGLColoredBox>      box2;

  SmartPtr<OpenGLBufferedShape>   shape1;
  SmartPtr<OpenGLBufferedShape>   shape2;

public:
  virtual void display()
  {
    if (gc && shape1 && shape2) { 
      gc -> clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
      gc -> loadIdentity();
      gc -> clearColor(1.0, 1.0, 1.0, 1.0);

      try {
        //Draw the first shape1.
        gc->pushMatrix();
          gc -> translate(-1.5f,0.0f,-1.0f);  
          gc -> lookAt(2.0, 8.0, 15.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0); 
          shape1->draw(gc);
        gc->popMatrix();

        //Draw the second shape2.
        gc->pushMatrix();
          gc -> translate(1.8f,0.0f,-4.0f);  
          gc -> lookAt(-4.0, -16.0, 20.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0); 
          shape2->draw(gc);
        gc->popMatrix();

      } catch (Exception& ex) {
        caught(ex); 
      }
    }
  }
 
  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> faceColors1[] = {
        //face 1:
        { 1.0f, 0.0f, 0.0f},
        //face 2:
        { 0.0f, 1.0f, 0.0f}, 
        //face 3:
        { 0.0f, 0.0f, 1.0f}, 
        //face 4:
        { 1.0f, 1.0f, 0.0f},
        //face 5:
        { 0.0f, 1.0f, 1.0f},
        //face 6;
        { 1.0f, 0.0f, 1.0f},
      };
      box1 = new OpenGLColoredBox(faceColors1, CountOf(faceColors1), 1.0f, 0.5f, 0.8f);
   
      Color3<GLfloat> faceColors2[] = {
        //face 1:
        { 1.0f, 0.5f, 0.5f},
        //face 2:
        { 0.8f, 0.4f, 0.0f}, 
        //face 3:
        { 0.4f, 0.4f, 0.4f}, 
        //face 4:
        { 1.0f, 0.5f, 0.0f},
        //face 5:
        { 0.8f, 0.8f, 0.8f},
        //face 6;
        { 0.6f, 0.4f, 0.2f},
      };
      box2 = new OpenGLColoredBox(faceColors2, CountOf(faceColors2), 0.5f, 1.0f, 0.8f);
    
      shape1 = new OpenGLBufferedShape(box1);
      shape2 = new OpenGLBufferedShape(box2);
    
    } catch (Exception& ex) {
      caught(ex);
    }
  }

  

public:
  MainView(OpenGLApplet& applet, int width, int height, const char* title)
  :OpenGLMainView(applet, width, height, title) 
  {
  }

  ~MainView()
  {
  }
};
}

//
int main(int argc, char** argv) 
{
  try {    
    ModuleFileName module;
    const char*  name = module.getAppName();
    
    OpenGLApplet applet(argc, argv);
    
    MainView view(applet, 480, 480, name);

    view.realize();

    applet.run();
    
  } catch (Exception& ex) {
    caught(ex);
  }
  return 0;
}