SOL9 Sample: TexturedSphereRotationByKeyInput
|
1 Screenshot
2 Source code
/*
* TexturedSphereRotationByKeyInput.cpp
* Copyright (c) 2015 Antillia.com TOSHIYUKI ARAI. ALL RIGHTS RESERVED.
*/
//2017/02/28
// We have used 'world.topo.bathy.200412.3x5400x2700.jpg' file in the following page.
//
//http://visibleearth.nasa.gov/view.php?id=73909
//
//December, Blue Marble Next Generation w/ Topography and Bathymetry
//Credit: Reto St?ckli, NASA Earth Observatory
//2017/11/25 Updated
#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/OpenGLTexturedSphere.h>
namespace SOL {
class MainView :public OpenGLMainView {
private:
//Inner class starts
class SimpleView: public OpenGLView {
private:
SmartPtr<OpenGLGC> gc;
SmartPtr<OpenGLTexturedSphere> texture;
float angle;
Vertex3 axis;
public:
virtual void display()
{
if (gc && texture) {
gc->loadIdentity();
gc->clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
gc->loadIdentity();
gc->clearColor(0.1, 0.1, 0.2, 1.0);
gc->enable(GL_LIGHTING);
gc->enable(GL_DEPTH_TEST);
gc->color(1.0f, 1.0f, 1.0f);
// gc->lookAt(0.0, 18.0, 4.0, 0.0, 0.0, 0.0, 0.0, 50.0, 0.0);
gc->lookAt(0.0, 6.0, 2.0, 0.0, 0.0, 0.0, 0.0, 30.0, 0.0);
gc->translate(0.0f, 0.0f, 0.0f);
gc->rotate(angle, axis.x, axis.y, axis.z);
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 blue[] = {0.0f, 0.0f, 1.0f, 1.0f};
GLfloat shininess[] = {100.0};
OpenGLMaterial material(GL_FRONT);
material.diffuse(blue);
material.specular(white);
material.shininess(shininess);
texture -> draw(gc);
}
}
virtual void resize(int w, int h)
{
if (w == 0 || h == 0) {
return;
}
if (gc) {
const float r = (float) w / (float) h;
gc -> matrixMode(GL_PROJECTION);
gc -> loadIdentity();
gc -> frustum(r, -r, -1.0, 1.0, 2.0, 40.0);
gc -> matrixMode(GL_MODELVIEW);
gc -> loadIdentity() ;
}
}
virtual void initialize()
{
axis.x = -10.0f;
axis.y = -50.0f;
axis.z = 80.0f;
gc = new OpenGLGC();
gc -> enable(GL_DEPTH_TEST);
gc -> enable(GL_TEXTURE_2D);
try {
// The 'world.topo.bathy.200412.3x860x430.jpg' used here is based on
// 'world.topo.bathy.200412.3x5400x2700.jpg' in the following page.
//
//http://visibleearth.nasa.gov/view.php?id=73909
//
//December, Blue Marble Next Generation w/ Topography and Bathymetry
//Credit: Reto St?ckli, NASA Earth Observatory
const char* imageFileName = "./images/world.topo.bathy.200412.3x860x430.jpg";
ModuleFileName module;
const char* appName = module.getAppName();
texture = new OpenGLTexturedSphere(imageFileName, 2.5f, 40, 40);
char title[1024];
sprintf_s(title, CountOf(title), "%s - %s", "world.topo.bathy.200412.3: Reto Stockli, NASA Earth Observatory",
appName);
View* parent=getParent();
parent->setText(title);
} catch (Exception& ex) {
caught(ex);
}
}
virtual void keyDown(Event& event)
{
WPARAM vkey = event.getWParam();
switch (vkey) {
case VK_LEFT:
angle += 2.0;
postRenderRequest();
break;
case VK_RIGHT:
angle -= 2.0;
postRenderRequest();
break;
default:
break;
}
}
public:
SimpleView(View* parent, const char* name, Args& args)
:OpenGLView(parent, name, args),
angle(120.0f)
{
}
~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 1L;
}
virtual long keyDown(Event& event)
{
if (view) {
view -> keyDown(event);
}
return 0;
}
public:
MainView(Application& applet, const char* name, Args& args)
:OpenGLMainView(applet, name, args)
{
addEventHandler(WM_KEYDOWN, this,
(Handler)&MainView::keyDown, NULL);
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, 600);
args.set(XmNheight, 600);
MainView view(applet, name, args);
view.realize();
applet.run();
} catch (Exception& ex) {
caught(ex);
}
}
Last modified: 22 Nov. 2017
Copyright (c) 2017 Antillia.com ALL RIGHTS RESERVED.