////////////////////////////////////////////////////////////
/// Initialize OpenGL states into the specified view
///
/// \param Window Target window to initialize
///
////////////////////////////////////////////////////////////
void initialize(sf::Window& window)
{
// Activate the window
window.setActive();
// Setup OpenGL states
// Set color and depth clear value
glClearDepth(1.f);
glClearColor(0.f, 0.5f, 0.5f, 0.f);
// Enable Z-buffer read and write
glEnable(GL_DEPTH_TEST);
glDepthMask(GL_TRUE);
// Setup a perspective projection
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
static const double pi = 3.141592654;
GLdouble extent = std::tan(90.0 * pi / 360.0);
glFrustum(-extent, extent, -extent, extent, 1.0, 500.0);
// Enable position and texture coordinates vertex components
glEnableClientState(GL_VERTEX_ARRAY);
glEnableClientState(GL_COLOR_ARRAY);
}
////////////////////////////////////////////////////////////
/// Draw the OpenGL scene (a rotating cube) into
/// the specified view
///
/// \param window Target window for rendering
/// \param elapsedTime Time elapsed since the last draw
///
////////////////////////////////////////////////////////////
void draw(sf::Window& window, float elapsedTime)
{
// Activate the window
window.setActive();
// Clear color and depth buffers
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
// Apply some transformations
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
glTranslatef(0.f, 0.f, -200.f);
glRotatef(elapsedTime * 0.05f, 1.f, 0.f, 0.f);
glRotatef(elapsedTime * 0.03f, 0.f, 1.f, 0.f);
glRotatef(elapsedTime * 0.09f, 0.f, 0.f, 1.f);
// Draw a cube
glBegin(GL_QUADS);
glColor3f(1.f, 1.f, 0.f);
glVertex3f(-50.f, -50.f, -50.f);
glVertex3f(-50.f, 50.f, -50.f);
glVertex3f( 50.f, 50.f, -50.f);
glVertex3f( 50.f, -50.f, -50.f);
glColor3f(1.f, 1.f, 0.f);
glVertex3f(-50.f, -50.f, 50.f);
glVertex3f(-50.f, 50.f, 50.f);
glVertex3f( 50.f, 50.f, 50.f);
glVertex3f( 50.f, -50.f, 50.f);
glColor3f(0.f, 1.f, 1.f);
glVertex3f(-50.f, -50.f, -50.f);
glVertex3f(-50.f, 50.f, -50.f);
glVertex3f(-50.f, 50.f, 50.f);
glVertex3f(-50.f, -50.f, 50.f);
glColor3f(0.f, 1.f, 1.f);
glVertex3f(50.f, -50.f, -50.f);
glVertex3f(50.f, 50.f, -50.f);
glVertex3f(50.f, 50.f, 50.f);
glVertex3f(50.f, -50.f, 50.f);
glColor3f(1.f, 0.f, 1.f);
glVertex3f(-50.f, -50.f, 50.f);
glVertex3f(-50.f, -50.f, -50.f);
glVertex3f( 50.f, -50.f, -50.f);
glVertex3f( 50.f, -50.f, 50.f);
glColor3f(1.f, 0.f, 1.f);
glVertex3f(-50.f, 50.f, 50.f);
glVertex3f(-50.f, 50.f, -50.f);
glVertex3f( 50.f, 50.f, -50.f);
glVertex3f( 50.f, 50.f, 50.f);
glEnd();
}
////////////////////////////////////////////////////////////
/// Initialize OpenGL states into the specified view
///
/// \param Window Target window to initialize
///
////////////////////////////////////////////////////////////
void initialize(sf::Window& window)
{
// Activate the window
window.setActive();
// Setup OpenGL states
// Set color and depth clear value
glClearDepth(1.f);
glClearColor(0.f, 0.5f, 0.5f, 0.f);
// Enable Z-buffer read and write
glEnable(GL_DEPTH_TEST);
glDepthMask(GL_TRUE);
// Setup a perspective projection
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
gluPerspective(90.f, 1.f, 1.f, 500.f);
}
int main (int argc, char **argv)
{
//Init with start Position
xpos=9;
ypos=9;
zpos=15;
xrot=50; //80°
yrot=135; //135°
// Set the color and depth clear values
glClearDepth(1.f);
glClearColor(0.f, 0.f, 0.f, 0.f);
// Enable Z-buffer read and writeca
glEnable(GL_DEPTH_TEST);
glDepthMask(GL_TRUE);
// Setup a perspective projection
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
perspectiveGL(40.f, (1.f * xres / yres), 1.f, 500.f);
LoadTextures();
while (DSWindow.isOpen()) // Game loop
{
//calculate Time
maintimer.stop();
difTime = maintimer.getElapsedTimeInSec();
if (difTime > 0.1) difTime = 0; //remove first time
gesTime += difTime;
maintimer.start();
//Clear Screen and set OpenGL Settings
DSWindow.setActive();
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
glClearColor (0.0,0.0,0.0,1.0); //clear the screen to black
enableGlOptions(); //enable graphic-settings
inputmanager(difTime); //mve camera etc
world(); //draw the "World
// levelDrawer1.drawAntMap(0);
levelDrawer1.drawBlocks();
if(gameStart)
{
antHill1.ki();
antHill1.antanimation();
}
DrawHUD(); //draw the HUD
// Finally, display the rendered frame on screen
DSWindow.display();
}
return EXIT_SUCCESS;
}
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();
}
}
////////////////////////////////////////////////////////////
/// Draw the OpenGL scene (a rotating cube) into
/// the specified view
///
/// \param window Target window for rendering
/// \param elapsedTime Time elapsed since the last draw
///
////////////////////////////////////////////////////////////
void draw(sf::Window& window, float elapsedTime)
{
// Activate the window
window.setActive();
// Clear color and depth buffers
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
// Apply some transformations
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
glTranslatef(0.f, 0.f, -200.f);
glRotatef(elapsedTime * 10.f, 1.f, 0.f, 0.f);
glRotatef(elapsedTime * 6.f, 0.f, 1.f, 0.f);
glRotatef(elapsedTime * 18.f, 0.f, 0.f, 1.f);
// Define a 3D cube (6 faces made of 2 triangles composed by 3 vertices)
static const GLfloat cube[] =
{
// positions // colors
-50, -50, -50, 1, 1, 0,
-50, 50, -50, 1, 1, 0,
-50, -50, 50, 1, 1, 0,
-50, -50, 50, 1, 1, 0,
-50, 50, -50, 1, 1, 0,
-50, 50, 50, 1, 1, 0,
50, -50, -50, 1, 1, 0,
50, 50, -50, 1, 1, 0,
50, -50, 50, 1, 1, 0,
50, -50, 50, 1, 1, 0,
50, 50, -50, 1, 1, 0,
50, 50, 50, 1, 1, 0,
-50, -50, -50, 1, 0, 1,
50, -50, -50, 1, 0, 1,
-50, -50, 50, 1, 0, 1,
-50, -50, 50, 1, 0, 1,
50, -50, -50, 1, 0, 1,
50, -50, 50, 1, 0, 1,
-50, 50, -50, 1, 0, 1,
50, 50, -50, 1, 0, 1,
-50, 50, 50, 1, 0, 1,
-50, 50, 50, 1, 0, 1,
50, 50, -50, 1, 0, 1,
50, 50, 50, 1, 0, 1,
-50, -50, -50, 0, 1, 1,
50, -50, -50, 0, 1, 1,
-50, 50, -50, 0, 1, 1,
-50, 50, -50, 0, 1, 1,
50, -50, -50, 0, 1, 1,
50, 50, -50, 0, 1, 1,
-50, -50, 50, 0, 1, 1,
50, -50, 50, 0, 1, 1,
-50, 50, 50, 0, 1, 1,
-50, 50, 50, 0, 1, 1,
50, -50, 50, 0, 1, 1,
50, 50, 50, 0, 1, 1
};
// Draw the cube
glVertexPointer(3, GL_FLOAT, 6 * sizeof(GLfloat), cube);
glColorPointer(3, GL_FLOAT, 6 * sizeof(GLfloat), cube + 3);
glDrawArrays(GL_TRIANGLES, 0, 36);
}
