Uint32 move_ball(Uint32 interval, void * param)
{
struct ball * the_ball = (struct ball *) param;
if( myabs(the_ball->x - the_ball->destx) > myabs(the_ball->dx) )
the_ball->x += the_ball->dx;
if( myabs(the_ball->y - the_ball->desty) > myabs(the_ball->dy) )
the_ball->y += the_ball->dy;
render_ball(the_ball);
return interval;
}
void render() {
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
//Configurando el frustrum
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
gluPerspective(camera->aperture,(GLfloat)screen_width/(GLfloat)screen_height,1.0f,1000.0f);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
gluLookAt(camera->position.x, camera->position.y, camera->position.z,
camera->center.x, camera->center.y, camera->center.z,
camera->up.x, camera->up.y, camera->up.z);
/*
//Rendering light point
glPushMatrix();
glDisable(GL_LIGHTING);
glColor3f(0, 0.7, 0);
glTranslatef(light_point->position[0],
light_point->position[1],
light_point->position[2]);
glutSolidSphere(0.1, 10, 10);
glEnable(GL_LIGHTING);
glPopMatrix();
*/
glPushMatrix();
glRotatef(surface->alphax,1.0,0.0,0.0);
glRotatef(surface->alphaz,0.0,0.0,1.0);
render_surface(surface);
render_control_points(surface);
render_ball(ball, surface);
glPopMatrix();
render_level();
render_text();
glFlush();
glutSwapBuffers();
}
void loop() {
is_diff_game_mode(); // different game modes
movePaddle();
render_ball();
render_right_wall();
render_score();
render_lives();
lBtn2 = GPIOPinRead(BTN2Port, BTN2);
if (lBtn2 == BTN2)
{
render_credits();
}
ballMove();
OrbitOledUpdate();
oledReset();
}
int main(int argc,char* argv[])
{
SDL_Surface *screen;
SDL_Surface *ball_bmp;
int k;
struct ball red_ball, blue_ball;
SDL_TimerID timer, timer2;
int done;
init(&screen);
//This could be put in an init function:
red_ball.startx=50; red_ball.starty=50; red_ball.destx=50; red_ball.desty=50;
red_ball.x = (float)red_ball.startx; red_ball.y = (float)red_ball.starty;
red_ball.dx = 0.0; red_ball.dy = 0.0;
red_ball.r = 1; red_ball.g = 0; red_ball.b = 0;
red_ball.screen = screen;
blue_ball.startx=100; blue_ball.starty=50; blue_ball.destx=100; blue_ball.desty=50;
blue_ball.x = (float)blue_ball.startx; blue_ball.y = (float)blue_ball.starty;
blue_ball.dx = 0.0; blue_ball.dy = 0.0;
blue_ball.r = 0; blue_ball.g = 0; blue_ball.b = 1;
blue_ball.screen = screen;
render_ball(&red_ball);
render_ball(&blue_ball);
timer = SDL_AddTimer(20, move_ball, &red_ball);
SDL_Delay(10);
timer2 = SDL_AddTimer(20, move_ball, &blue_ball);
/*Handle the keyboards events here. Catch the SDL_Quit event to exit*/
done = 0;
while (!done)
{
SDL_Event event;
/* Check for events */
while (SDL_PollEvent (&event))
{
switch (event.type)
{
case SDL_KEYDOWN:
break;
case SDL_MOUSEBUTTONDOWN:
{
switch(event.button.button)
{
case SDL_BUTTON_LEFT:
{
red_ball.destx = event.button.x;
red_ball.desty = event.button.y;
red_ball.dx = (red_ball.destx - red_ball.x)/50.0;
red_ball.dy = (red_ball.desty - red_ball.y)/50.0;
break;
}
case SDL_BUTTON_RIGHT:
{
blue_ball.destx = event.button.x;
blue_ball.desty = event.button.y;
blue_ball.dx = (blue_ball.destx - blue_ball.x)/50.0;
blue_ball.dy = (blue_ball.desty - blue_ball.y)/50.0;
break;
}
}
}
break;
case SDL_QUIT:
done = 1;
break;
default:
break;
}
}
}
}
