void start() {
std::chrono::time_point<std::chrono::system_clock> startTime=std::chrono::system_clock::now();
//Event thread (main thread)
bool running = true;
while (running) {
sf::Event event;
while (window.pollEvent(event)) {
if (event.type == sf::Event::KeyPressed) {
if (sf::Keyboard::isKeyPressed(sf::Keyboard::Escape)) {
window.close();
running=false;
}
}
else if (event.type == sf::Event::Closed) {
window.close();
running = false;
}
}
std::chrono::duration<double> elapsed_seconds = std::chrono::system_clock::now() - startTime;
double time=elapsed_seconds.count();
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glLoadIdentity();
gluLookAt(0.0, 30.0, -65.0, //Camera position in World Space
0.0, 5.0, 0.0, //Camera looks towards this position
0.0, 1.0, 0.0); //Up
glPushMatrix();
glRotatef(-time*50.0, 0.0, 1.0, 0.0);
glTranslatef(20.0, 0.0, 0.0);
unanimatedAstroBoy.draw();
glPopMatrix();
glPushMatrix();
glRotatef(-time*50.0+90.0, 0.0, 1.0, 0.0);
glTranslatef(20.0, 0.0, 0.0);
astroBoy.drawFrame(time);
glPopMatrix();
glPushMatrix();
glRotatef(-time*50.0+180.0, 0.0, 1.0, 0.0);
glTranslatef(20.0, 0.0, 0.0);
astroBoyMovingGlasses.drawFrame(time);
glPopMatrix();
glRotatef(-time*50.0+270.0, 0.0, 1.0, 0.0);
glTranslatef(20.0, 0.0, 0.0);
astroBoyHeadBanging.drawFrame(time);
//Swap buffer (show result)
window.display();
}
}
void draw() {
//Activate the window's context
window.setActive();
//Various settings
glClearColor(0.5, 0.5, 0.5, 0.0f);
glShadeModel(GL_SMOOTH);
glEnable(GL_DEPTH_TEST);
glDepthMask(GL_TRUE);
glClearDepth(1.0f);
glDepthFunc(GL_LEQUAL);
glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST);
glEnable(GL_TEXTURE_2D);
//Lighting
GLfloat light_color[] = {0.9, 0.9, 0.9, 1.f};
glMaterialfv(GL_FRONT, GL_DIFFUSE, light_color);
glEnable(GL_LIGHTING);
glEnable(GL_LIGHT0);
//Setup projection matrix
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
GLfloat ratio = float(window.getSize().x) / window.getSize().y;
glFrustum(-ratio, ratio, -1.0, 1.0, 1.0, 500.0);
//Store start time
std::chrono::time_point<std::chrono::system_clock> startTime=std::chrono::system_clock::now();
//The rendering loop
glMatrixMode(GL_MODELVIEW);
while (window.isOpen()) {
std::chrono::duration<double> elapsed_seconds = std::chrono::system_clock::now() - startTime;
double time=elapsed_seconds.count();
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glLoadIdentity();
glTranslatef(0.0f, -20.0f, -45.0f);
glPushMatrix();
glRotatef(-time*50.0, 0.0, 1.0, 0.0);
glTranslatef(20.0, 0.0, 0.0);
unanimatedAstroBoy.draw();
glPopMatrix();
glPushMatrix();
glRotatef(-time*50.0+90.0, 0.0, 1.0, 0.0);
glTranslatef(20.0, 0.0, 0.0);
astroBoy.drawFrame(time);
glPopMatrix();
glPushMatrix();
glRotatef(-time*50.0+180.0, 0.0, 1.0, 0.0);
glTranslatef(20.0, 0.0, 0.0);
astroBoyMovingGlasses.drawFrame(time);
glPopMatrix();
glRotatef(-time*50.0+270.0, 0.0, 1.0, 0.0);
glTranslatef(20.0, 0.0, 0.0);
astroBoyHeadBanging.drawFrame(time);
//Swap buffer (show result)
window.display();
}
}