void DemoCMotion::on_key_up(const clan::InputEvent& key, clan::Canvas canvas)
{
if( key.id == clan::keycode_escape )
quit = true;
else if( key.id == clan::keycode_z)
{
current_style = (current_style+1)%2;
set_style(canvas);
}
else if( key.id == clan::keycode_x)
{
random_ini_rotation = !random_ini_rotation;
if( random_ini_rotation )
effect->set_rotation_distortion(L_DEGREE_TO_RADIAN(200));
else
effect->set_rotation_distortion(0);
}
else if( key.id == clan::keycode_f1)
show_menu = !show_menu;
else if( key.id == clan::keycode_space)
clan::System::sleep(rand()%200+50);
}
DemoCMotion::DemoCMotion(clan::DisplayWindow &window) : window(window), fontColor(255.0f, 255.0f, 255.0f), blendingMode(L_ADDITIVE_BLENDING)
{
window.set_title("LinearParticle Example - CMotion ");
sc.connect(window.sig_window_close(), clan::bind_member(this, &DemoCMotion::on_window_close));
canvas = clan::Canvas(window);
sc.connect(window.get_keyboard().sig_key_up(), [&](const clan::InputEvent &input){on_key_up(input, canvas); });
// initialize LinearParticle
L_ParticleSystem::init();
// create surface to be used for particle and set the alignment
surface = clan::Sprite(canvas,"Resources/sketch.png");
surface.set_alignment(clan::origin_center);
font = clan::Font("Arial", 16);
motion_ctrl.set_speed_limit(0.65f);
motion_ctrl.set_point_acceleration( 320, 240, 0.001f );
particle = clan::make_unique<L_Particle>(&surface, 3000);
particle->rotating4();
particle->set_motion_controller(&motion_ctrl);
L_Vector shooting_vector;
shooting_vector.set2( 0.4, L_DEGREE_TO_RADIAN(-90) );
effect = clan::make_unique<L_ShootingEffect>(460, 360, shooting_vector, 16, 6);
effect->add(particle.get());
effect->set_width_interval(20);
effect->set_angle_interval(L_DEGREE_TO_RADIAN(40));
effect->set_life_distortion(600);
effect->set_size_distortion(0.4f);
effect->set_speed_distortion(0.06f);
effect->initialize();
bg_color = clan::Colorf(0.0f,0.0f,0.0f);
set_style(canvas);
last_time = clan::System::get_time();
}
int DemoShooting::run(clan::DisplayWindow &window)
{
clan::SlotContainer cc;
window.set_title("LinearParticle Example - Shooting ");
cc.connect(window.sig_window_close(), clan::bind_member(this, &DemoShooting::on_window_close));
clan::Canvas canvas(window);
cc.connect(window.get_ic().get_keyboard().sig_key_up(), clan::bind_member(this, &DemoShooting::on_key_up));
// initialize LinearParticle
L_ParticleSystem::init();
// create surface to be used for particle and set the alignment
clan::Sprite surface(canvas,"Resources/star.png");
surface.set_alignment(clan::origin_center);
motion_ctrl.set_1d_acceleration(-0.0003);
L_Particle particle(&surface,3000);
particle.set_color(L_Color(255,110,60,255));
particle.coloring2(L_Color(255,110,60,255),L_Color(0,200,100,255),0.6);
particle.rotating2(L_2PI);
particle.set_motion_controller(&motion_ctrl);
L_Vector shooting_vector;
shooting_vector.set2( 0.4, L_DEGREE_TO_RADIAN(-90) );
effect = new L_ShootingEffect(460,360,shooting_vector,16,4);
effect->add(&particle);
effect->set_width_interval(100);
effect->set_angle_interval(L_DEGREE_TO_RADIAN(45));
effect->set_life_distortion(600);
effect->set_size_distortion(0.4f);
effect->initialize();
char str[32];
quit = false;
show_menu = true;
clan::Font font(canvas, "Arial", 16 );
FramerateCounter frameratecounter;
clan::ubyte64 last_time = clan::System::get_time();
while(!quit)
{
canvas.clear();
clan::ubyte64 current_time = clan::System::get_time();
int time_run = current_time - last_time;
last_time = current_time;
/* the maximum time step is set to 50milisecs to avoid artifacts
and errors caused by low frame rate to be less noticeable. */
while( time_run > 50 )
{
run_a_step(50);
time_run -= 50;
}
if( time_run > 0 )
run_a_step(time_run);
L_DrawParticle(canvas, effect);
if( show_menu )
{
frameratecounter.show_fps(canvas, font);
sprintf(str,"#Particle : %d", effect->get_particle_num());
font.draw_text(canvas,10,30,str);
font.draw_text(canvas,10,425,"F1 : hide/show menu");
font.draw_text(canvas,10,440,"Space : trigger random sleep");
}
window.flip(0); // Set to "1" to lock to screen refresh rate
frameratecounter.frame_shown();
clan::KeepAlive::process(0);
}
delete effect;
// deinitialize LinearParticle
L_ParticleSystem::deinit();
return 0;
}