//Draw the rocks out
void drawRocks()
{
glPushMatrix();
glTranslated(planepos[0], planepos[1], planepos[2]); // change the position of terrain to make it shows infront of camera
glRotatef(180, 0, 1, 0);
drawplane();
glPopMatrix();
for (int i = 0; i < 9; i++) {
glutBitmapCharacter(GLUT_BITMAP_HELVETICA_18,'A');
initRock();
if(rocks[i].age > 0){
rocks[i].age -= 1.5;
rockpos=(float) (rand() %10 );
glPushMatrix();
rocks[i].pos[2] += speed;
glColor3f(rocks[i].color[0], rocks[i].color[1], rocks[i].color[2]);
glMaterialfv(GL_FRONT, GL_AMBIENT, colorBlue);
glTranslatef(rocks[i].pos[0], rocks[i].pos[1], rocks[i].pos[2]);
//rocks[i].pos[0] += rocks[i].velo[0];
//glutSolidCube(10);
glutSolidSphere(10, 15, 15);
glPopMatrix();
}
}
}
int main(void)
{
int height=480,width=640;
bool fullscreen=false,freeze=false,up=false,close=false;
double camangle=0,camangle2=0,var_r=0;
SDL_Init( SDL_INIT_VIDEO );
SDL_WM_SetCaption( "Test 2 - Clipping, Graphics Made By Pawan Harish", NULL );
int nFlags = SDL_OPENGL | SDL_GL_DOUBLEBUFFER | SDL_HWPALETTE | SDL_HWSURFACE | SDL_HWACCEL;
SDL_GL_SetAttribute( SDL_GL_DOUBLEBUFFER,1);
SDL_Surface *pSDLSurface = SDL_SetVideoMode(width,height,16, nFlags );
oglViewport(width/4, height/4, width/2, height/2);
glViewport(width/4, height/4, width/2, height/2);
glMatrixMode( GL_PROJECTION );
glLoadIdentity();
gluOrtho2D ( width/4, width/2, width/4, width/2 );
glMatrixMode( GL_MODELVIEW );
glLoadIdentity();
GLfloat x = (GLfloat)width / height;
double cx=20,cy=150,cz=350;
double r=sqrt(pow(cx,2)+pow(cz,2)+pow(cz,2));
double th=double(atan(double(cy)/double(r))*180)/double(PI);
double phi=double(atan(double(cx)/double(-cz))*180)/double(PI);
oglMLoadIdentity();
oglVLoadIdentity();
oglPLoadIdentity();
bool Done = false;
SDL_Event Event;
while(!Done)
{
SDL_PollEvent(&Event);
switch(Event.type)
{
case SDL_QUIT:
Done=true;
break;
case SDL_KEYDOWN:
if(Event.key.keysym.sym==SDLK_ESCAPE)
Done=true;
else
if(Event.key.keysym.sym=='s'&&!freeze)
{
if(!fullscreen)
{
pSDLSurface=SDL_SetVideoMode(width,height,16, nFlags|SDL_FULLSCREEN);
fullscreen=true;
}
else
{
pSDLSurface=SDL_SetVideoMode(width,height,16, nFlags);
fullscreen=false;
}
}
else
if(Event.key.keysym.sym=='f')freeze=true;
else
if(Event.key.keysym.sym=='r')freeze=false;
break;
}
if(!freeze)
{
oglClear(0,0,0);
//My drawings
camangle+=2;
if(camangle>360)camangle=0;
if(up)camangle2+=0.25;
else
camangle2-=0.25;
if(camangle2>=30)up=false;
if(camangle2<=-30)up=true;
if(close)var_r+=2;
else
var_r-=2;
if(var_r>=200)close=false;
if(var_r<=-200)close=true;
oglVLoadIdentity();
// oglOCamera(-x, x, -1.0, 1.0, 4.0, 2000.0);
//oglOCamera(-60, 130, -60, 130, -60, 130);
oglPCamera(45,x,60,130);
oglVTranslate(0,0,-r+var_r);
oglVRotate(-camangle2+th,1);
oglVRotate(-camangle+phi,2);
drawplane();
oglMPushMatrix();
oglMLoadIdentity();
oglMTranslate(0,0,-50);
DrawHome();
oglMPopMatrix();
oglShow(); //show everything made up till now in IGL.
SDL_GL_SwapBuffers();
}
}
SDL_Quit();
return 0;
}
